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Cheap flights from Seattle to Knoxville (SEA - TYS) from $109

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — TYS
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Knoxville McGhee Tyson are usually found in February or January, booked 18 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Seattle to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 3, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$302

One-way from

$200
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 17% potential price drop
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From Seattle/Tacoma Intl to Knoxville McGhee Tyson
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One-way flight from Seattle/Tacoma Intl to Knoxville McGhee Tyson
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What is the cheapest day to fly round-trip from Seattle to Knoxville?

Flights from Seattle to Knoxville are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Knoxville.

How far in advance should I book a flight from Seattle to Knoxville?

Find a great deal and save up to 166% by booking at least 19 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Seattle to Knoxville within the next two weeks, with the cheapest ticket starting at $648.

What is the cheapest month to fly from Seattle to Knoxville?

Our data shows that February tends to be the cheapest month to fly to Knoxville from Seattle. Users have commonly found prices around $642 for the month, but tickets can be as low as $316. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Seattle to Knoxville (SEA - TYS)?

It’s optimal to fly from Seattle to Knoxville in the afternoon. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the morning.

Cheap United Airlines flights from Seattle to Knoxville

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Knoxville. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Seattle to Knoxville. Come back soon if you're not finding the exact deal you're looking for.
Tue 10/155:15 pmSEA - TYS
1 stop26h 26mUnited Airlines
Fri 10/187:00 amTYS - SEA
1 stop29h 52mUnited Airlines
Deal found 5/2$456
Tue 10/155:15 pmSEA - TYS
1 stop26h 26mUnited Airlines
Fri 10/187:10 pmTYS - SEA
2 stops17h 42mUnited Airlines
Deal found 5/2$461
Thu 8/224:25 pmSEA - TYS
2 stops19h 23mUnited Airlines
Mon 8/267:00 amTYS - SEA
1 stop29h 48mUnited Airlines
Deal found 5/1$485
Thu 8/224:25 pmSEA - TYS
2 stops19h 23mUnited Airlines
Mon 8/267:20 pmTYS - SEA
2 stops17h 28mUnited Airlines
Deal found 5/1$490
Mon 9/236:45 pmSEA - TYS
1 stop17h 03mUnited Airlines
Fri 9/274:25 pmTYS - SEA
1 stop28h 26mUnited Airlines
Deal found 5/3$504
Mon 9/236:45 pmSEA - TYS
1 stop17h 03mUnited Airlines
Fri 9/277:00 amTYS - SEA
1 stop29h 52mUnited Airlines
Deal found 5/2$510
Fri 9/2011:59 pmSEA - TYS
1 stop10h 39mUnited Airlines
Thu 9/267:00 amTYS - SEA
1 stop14h 41mUnited Airlines
Deal found 5/2$516
Tue 7/1612:30 amSEA - TYS
1 stop6h 44mUnited Airlines
Sun 7/214:45 pmTYS - SEA
1 stop18h 17mUnited Airlines
Deal found 5/3$576
Sat 9/218:10 amSEA - TYS
1 stop8h 20mUnited Airlines
Fri 9/277:00 amTYS - SEA
1 stop18h 52mUnited Airlines
Deal found 5/2$582

Cheap Frontier flights from Seattle to Knoxville

Explore cheap flight options specifically provided by Frontier for the route between Seattle and Knoxville. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a gander at the lowest prices we've found on Frontier flights from Seattle to Knoxville. Make sure to examine the flight information before completing your reservation.
Fri 6/78:04 amSEA - TYS
1 stop10h 26mFrontier
Mon 6/1010:41 pmTYS - SEA
1 stop12h 58mFrontier
Deal found 5/3$250
Fri 6/78:04 amSEA - TYS
1 stop10h 26mFrontier
Mon 6/1010:41 pmTYS - SEA
1 stop12h 58mFrontier
Deal found 5/2$252
Thu 5/169:49 pmSEA - TYS
1 stop19h 13mFrontier
Mon 5/206:38 pmTYS - SEA
1 stop27h 36mFrontier
Deal found 5/3$268
Tue 5/288:14 pmSEA - TYS
1 stop17h 17mFrontier
Fri 8/25:42 pmTYS - SEA
1 stop18h 46mFrontier
Deal found 5/3$299
Thu 8/229:37 amSEA - TYS
1 stop28h 05mFrontier
Mon 8/266:17 pmTYS - SEA
1 stop17h 20mFrontier
Deal found 5/1$317
Fri 5/1010:34 pmSEA - TYS
1 stop8h 22mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$318
Thu 8/229:37 amSEA - TYS
1 stop28h 05mFrontier
Mon 8/266:17 pmTYS - SEA
1 stop17h 20mFrontier
Deal found 5/3$328
Mon 6/107:56 amSEA - TYS
1 stop10h 43mFrontier
Fri 6/1410:32 pmTYS - SEA
1 stop14h 54mFrontier
Deal found 5/3$350
Thu 5/910:04 pmSEA - TYS
1 stop8h 52mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$398

Cheap Seattle to Knoxville flights in May & June 2024

Find cheap flight options from Seattle to Knoxville specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 3, 2024.
Scroll through some of the best deals on flights from Seattle to Knoxville in 2024. Check back in a little while for more flight options.
Fri 6/78:04 amSEA - TYS
1 stop10h 26mFrontier
Mon 6/1010:41 pmTYS - SEA
1 stop12h 58mFrontier
Deal found 5/3$250
Thu 5/169:49 pmSEA - TYS
1 stop19h 13mFrontier
Mon 5/206:38 pmTYS - SEA
1 stop27h 36mFrontier
Deal found 5/3$268
Tue 5/288:14 pmSEA - TYS
1 stop17h 17mFrontier
Fri 8/25:42 pmTYS - SEA
1 stop18h 46mFrontier
Deal found 5/3$299
Fri 5/1010:34 pmSEA - TYS
1 stop8h 22mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$318
Mon 6/107:56 amSEA - TYS
1 stop10h 43mFrontier
Fri 6/1410:32 pmTYS - SEA
1 stop14h 54mFrontier
Deal found 5/3$350
Mon 6/109:28 amSEA - TYS
2 stops24h 03mMultiple Airlines
Fri 6/1410:15 pmTYS - SEA
1 stop12h 42mMultiple Airlines
Deal found 5/3$356
Tue 6/255:10 amSEA - TYS
1 stop12h 55mAmerican Airlines
Tue 7/911:43 amTYS - SEA
1 stop11h 05mAmerican Airlines
Deal found 5/3$366
Fri 5/36:03 pmSEA - TYS
1 stop12h 53mFrontier
Mon 5/610:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$368
Fri 5/109:35 amSEA - TYS
1 stop10h 07mMultiple Airlines
Mon 5/131:05 pmTYS - SEA
2 stops23h 55mMultiple Airlines
Deal found 5/3$373

Seattle to Knoxville 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Knoxville in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Scroll through some of the best deals on flights from Seattle to Knoxville in 2024. Check back in a little while for more flight options.
Fri 6/78:04 amSEA - TYS
1 stop10h 26mFrontier
Mon 6/1010:41 pmTYS - SEA
1 stop12h 58mFrontier
Deal found 5/3$250
Thu 5/169:49 pmSEA - TYS
1 stop19h 13mFrontier
Mon 5/206:38 pmTYS - SEA
1 stop27h 36mFrontier
Deal found 5/3$268
Tue 5/288:14 pmSEA - TYS
1 stop17h 17mFrontier
Fri 8/25:42 pmTYS - SEA
1 stop18h 46mFrontier
Deal found 5/3$299
Fri 5/1010:34 pmSEA - TYS
1 stop8h 22mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$318
Thu 8/229:37 amSEA - TYS
1 stop28h 05mFrontier
Mon 8/266:17 pmTYS - SEA
1 stop17h 20mFrontier
Deal found 5/3$328
Mon 6/107:56 amSEA - TYS
1 stop10h 43mFrontier
Fri 6/1410:32 pmTYS - SEA
1 stop14h 54mFrontier
Deal found 5/3$350
Mon 6/109:28 amSEA - TYS
2 stops24h 03mMultiple Airlines
Fri 6/1410:15 pmTYS - SEA
1 stop12h 42mMultiple Airlines
Deal found 5/3$356
Tue 6/255:10 amSEA - TYS
1 stop12h 55mAmerican Airlines
Tue 7/911:43 amTYS - SEA
1 stop11h 05mAmerican Airlines
Deal found 5/3$366
Fri 5/36:03 pmSEA - TYS
1 stop12h 53mFrontier
Mon 5/610:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$368

Seattle to Knoxville flights leaving soon

Find last-minute flight options from Seattle to Knoxville for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Have a look at some of the last-minute flights available departing from Seattle to Knoxville. Users should examine the flight details to ensure there are no surprises.
Fri 5/1010:34 pmSEA - TYS
1 stop8h 22mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$318
Fri 5/109:35 amSEA - TYS
1 stop10h 07mMultiple Airlines
Mon 5/131:05 pmTYS - SEA
2 stops23h 55mMultiple Airlines
Deal found 5/3$373
Thu 5/910:04 pmSEA - TYS
1 stop8h 52mFrontier
Mon 5/1310:51 amTYS - SEA
1 stop8h 11mFrontier
Deal found 5/3$398
Fri 5/105:15 pmSEA - TYS
2 stops23h 19mMultiple Airlines
Mon 5/131:05 pmTYS - SEA
2 stops23h 55mMultiple Airlines
Deal found 5/3$476
Fri 5/109:35 amSEA - TYS
1 stop10h 07mMultiple Airlines
Thu 5/1612:39 pmTYS - SEA
3 stops30h 26mMultiple Airlines
Deal found 5/3$527
Thu 5/95:35 pmSEA - TYS
2 stops26h 07mMultiple Airlines
Mon 5/131:05 pmTYS - SEA
2 stops23h 55mMultiple Airlines
Deal found 5/3$548
Fri 5/109:35 amSEA - TYS
3 stops25h 27mMultiple Airlines
Mon 5/131:05 pmTYS - SEA
2 stops23h 55mMultiple Airlines
Deal found 5/3$561
Fri 5/109:35 amSEA - TYS
1 stop10h 07mMultiple Airlines
Thu 5/1612:39 pmTYS - SEA
2 stops23h 06mMultiple Airlines
Deal found 5/3$571
Fri 5/1011:59 pmSEA - TYS
1 stop15h 07mAmerican Airlines
Thu 5/1611:35 amTYS - SEA
1 stop14h 30mAmerican Airlines
Deal found 5/3$627

One-way flights to Knoxville from Seattle

Search for one-way flight options from Seattle to Knoxville. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
If you're seeking multiple options on one-way flights from Seattle to Knoxville, be sure to check out these deals, which are updated often. For those needing a return trip from Seattle, there is a search form available above.
Fri 5/1010:34 pmSEA - TYS
1 stop8h 22mFrontier
Deal found 5/2$109
Fri 7/510:50 pmSEA - TYS
1 stop15h 00mFrontier
Deal found 5/3$120
Tue 5/218:14 pmSEA - TYS
1 stop17h 17mFrontier
Deal found 5/3$139
Wed 6/57:54 amSEA - TYS
1 stop7h 53mFrontier
Deal found 5/2$145
Wed 6/57:54 amSEA - TYS
1 stop7h 53mFrontier
Deal found 5/2$150
Sun 8/259:37 amSEA - TYS
1 stop28h 40mFrontier
Deal found 5/2$179
Sun 8/259:37 amSEA - TYS
1 stop28h 40mFrontier
Deal found 5/2$200
Sun 8/2511:59 pmSEA - TYS
2 stops19h 16mMultiple Airlines
Deal found 5/2$213
Thu 7/41:14 amSEA - TYS
1 stop9h 12mAmerican Airlines
Deal found 5/3$274

Find flights from Seattle to Knoxville within your budget

Customize your flight search to find flights from Seattle to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$250 - $548

Route

Depart

Return

Price

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Fri 6/7

1 stop10h 26m

Knoxville McGhee Tyson

Mon 6/10

1 stop12h 58m

$250

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Fri 6/7

1 stop10h 26m

Knoxville McGhee Tyson

Mon 6/10

1 stop12h 58m

$252

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Thu 5/16

1 stop19h 13m

Knoxville McGhee Tyson

Mon 5/20

1 stop27h 36m

$268

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Tue 5/28

1 stop17h 17m

Knoxville McGhee Tyson

Fri 8/2

1 stop18h 46m

$299

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Mon 6/10

2 stops24h 03m

Knoxville McGhee Tyson

Fri 6/14

1 stop12h 42m

$356

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Fri 6/7

1 stop9h 07m

Knoxville McGhee Tyson

Tue 6/11

3 stops25h 32m

$379

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Mon 6/10

1 stop12h 55m

Knoxville McGhee Tyson

Sat 6/15

1 stop14h 26m

$386

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Tue 10/15

1 stop26h 26m

Knoxville McGhee Tyson

Fri 10/18

1 stop29h 52m

$456

Seattle/Tacoma IntlKnoxville McGhee Tyson

SEA - TYS

SEATYS

Seattle/Tacoma Intl

Tue 9/24

1 stop8h 35m

Knoxville McGhee Tyson

Wed 9/25

1 stop8h 31m

$548

Flights are sorted by cheapest first

Deals found on 5/3

When is the best time to book a flight from Seattle to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Knoxville. Price data was last updated on January 28, 2024.
The price you pay for your flight from Seattle to Knoxville may vary depending on when you book. For the best chance of a lower fare, look to book 18 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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When is the cheapest time to fly from Seattle to Knoxville?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Knoxville. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Knoxville flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Knoxville by month

Plan your trip from Seattle to Knoxville by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Knoxville is currently $170 while a round-trip flight costs $355. Price data was last updated on April 28, 2024.

Currently, February is the cheapest month in which you can book a flight from Seattle to Knoxville (average of $302). Flying from Seattle to Knoxville in May is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$304

February

$302

March

$370

April

$376

May

$388

June

$379

July

$351

August

$326

September

$328

October

$338

November

$373

December

$304

Temperature and rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature and rainfall totals by month.

TYS

Temperature

39.2 - 78.8 °F

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated May 3, 2024.
To help decide which airline to fly from Seattle to Knoxville, see what other customers have to say about United Airlines, Frontier and Alaska Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Alaska Airlines
8.1
Very good
9,128 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Delta
8.1
Very good
10,848 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

WestJet
7.6
Good
2,965 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

United Airlines
7.4
Good
11,134 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

American Airlines
7.3
Good
14,755 reviews
Alaska Airlines
8.1
Very good
9,128 reviews
Check prices

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Food

7.3

Reviews

1 / 10

I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Knoxville for under $300 on Cheapflights?

    Yes, there are multiple flights from Seattle to Knoxville for under $300. The cheapest flight booked recently is on Frontier for just $250, but on average you can expect to pay $365.

  • Are there last-minute flights available from Seattle to Knoxville for under $400?

    There are currently 20+ open flights from Seattle to Knoxville within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Seattle to Knoxville round-trip?

    Cheapflights users have booked flights from Seattle to Knoxville round-trip from $250. Other airlines that can offer you cheap pricing are American Airlines, from $386, and United Airlines, from $456. Users have found that Frontier is 61% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Knoxville one-way?

    $109 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $274 and $359, respectively.

  • What are the most popular airlines that fly from Seattle to Knoxville?

    American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from Seattle to Knoxville.

  • What does SEA to TYS mean?

    Seattle/Tacoma Intl Airport is SEA and Knoxville McGhee Tyson Airport is TYS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seattle to Knoxville that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Knoxville flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Knoxville with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Knoxville flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Knoxville that include hotel bookings?

    Yes. In addition to deals on Seattle to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Knoxville.

  • Can I find deals for business class flights from Seattle to Knoxville?

    Yes. Cheapflights offers flight deals from Seattle to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Knoxville that allow pets onboard?

    Many airlines flying from Seattle to Knoxville offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Knoxville?

    Yes, you can often find last-minute deals on Seattle to Knoxville flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Knoxville flight deals updated?

    The Seattle to Knoxville flight deals you see on this page were last updated on 5/3.

See more FAQs

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Top 5 airlines flying from Seattle to Knoxville

Discover the top 5 airlines that operate flights from Seattle to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$145Average$295FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapest$428Average$636FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$431Average$728FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$498Average$750FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$564Average$846FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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