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Cheap flights from Harlingen to Seattle (HRL - SEA) from $253

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 5/16. 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.
HRL — SEA
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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Cheap flight deals from Harlingen to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Seattle (SEA). 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

July

Cheapest in

April

Average price

$540

Round-trip from

$245
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 34% potential price drop
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Average for round-trip flights in May 2024
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From Harlingen Valley Intl to Seattle/Tacoma Intl
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What is the cheapest day to fly round-trip from Harlingen, Texas to Seattle?

Flights from Harlingen, Texas to Seattle are found to be more expensive on Friday. 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 Seattle.

What is the cheapest month to fly from Harlingen, Texas to Seattle?

April is one of the best times of the year to fly to Seattle from Harlingen, Texas. Prices for April average $575 per person but you can even find prices for as low as $362. The most expensive prices can be found in the month of July. Opting for a April flight can save you 25% on your journey compared to booking in July

When is the cheapest time to fly from Harlingen, Texas to Seattle (HRL - SEA)?

It’s typically best to fly out from Harlingen, Texas to Seattle in the morning. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.

Cheap American Airlines flights from Harlingen to Seattle

Explore cheap flight options specifically provided by American Airlines for the route between Harlingen and Seattle. 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 2,899,487 searches. Data last updated May 3, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from Harlingen to Seattle. It's recommended that users confirm their flight details before booking.
Wed 9/1810:05 amHRL - SEA
1 stop6h 36mAmerican Airlines
Tue 9/245:43 amSEA - HRL
1 stop8h 16mAmerican Airlines
Deal found 5/2$320
Wed 9/1810:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Tue 9/2411:59 pmSEA - HRL
1 stop7h 59mAmerican Airlines
Deal found 5/2$345
Wed 9/1810:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Tue 9/246:36 amSEA - HRL
2 stops9h 25mAmerican Airlines
Deal found 5/2$370
Tue 10/226:13 pmHRL - SEA
1 stop6h 44mAmerican Airlines
Mon 10/281:43 amSEA - HRL
1 stop6h 23mAmerican Airlines
Deal found 5/2$403
Fri 10/254:30 pmHRL - SEA
1 stop6h 43mAmerican Airlines
Fri 11/111:59 pmSEA - HRL
1 stop8h 07mAmerican Airlines
Deal found 5/2$423
Sat 10/262:13 pmHRL - SEA
1 stop6h 39mAmerican Airlines
Sat 11/21:43 amSEA - HRL
1 stop7h 23mAmerican Airlines
Deal found 5/2$436
Sat 10/2610:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Sun 11/311:59 pmSEA - HRL
1 stop8h 07mAmerican Airlines
Deal found 5/2$441
Tue 5/2812:22 pmHRL - SEA
1 stop10h 42mAmerican Airlines
Fri 5/3111:10 pmSEA - HRL
1 stop8h 37mAmerican Airlines
Deal found 5/2$447
Tue 5/2812:22 pmHRL - SEA
1 stop10h 42mAmerican Airlines
Thu 5/301:15 amSEA - HRL
1 stop8h 35mAmerican Airlines
Deal found 5/2$469

Cheap United Airlines flights from Harlingen to Seattle

Explore cheap flight options specifically provided by United Airlines for the route between Harlingen and Seattle. 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 2,899,487 searches. Data last updated May 3, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Harlingen to Seattle. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 10/267:27 amHRL - SEA
1 stop7h 16mUnited Airlines
Sun 11/311:59 pmSEA - HRL
1 stop9h 00mUnited Airlines
Deal found 5/2$399
Tue 10/225:15 amHRL - SEA
1 stop6h 53mUnited Airlines
Tue 10/298:52 amSEA - HRL
2 stops8h 37mUnited Airlines
Deal found 5/2$417
Wed 5/295:15 pmHRL - SEA
2 stops16h 47mUnited Airlines
Tue 6/411:50 pmSEA - HRL
1 stop9h 05mUnited Airlines
Deal found 5/2$465
Sun 10/279:50 amHRL - SEA
1 stop6h 46mUnited Airlines
Mon 11/47:03 amSEA - HRL
1 stop8h 40mUnited Airlines
Deal found 5/2$468
Wed 5/295:05 amHRL - SEA
1 stop6h 54mUnited Airlines
Tue 6/411:50 pmSEA - HRL
1 stop9h 05mUnited Airlines
Deal found 5/2$476
Sun 10/207:27 amHRL - SEA
1 stop7h 16mUnited Airlines
Sun 10/277:03 amSEA - HRL
1 stop8h 40mUnited Airlines
Deal found 5/2$567
Wed 5/295:15 pmHRL - SEA
2 stops16h 47mUnited Airlines
Tue 6/44:25 pmSEA - HRL
3 stops21h 32mUnited Airlines
Deal found 5/2$569
Sun 10/279:50 amHRL - SEA
1 stop6h 46mUnited Airlines
Mon 11/48:52 amSEA - HRL
2 stops8h 37mUnited Airlines
Deal found 5/2$591
Wed 5/295:15 pmHRL - SEA
2 stops16h 47mUnited Airlines
Tue 6/45:05 amSEA - HRL
2 stops13h 56mUnited Airlines
Deal found 5/2$595

Cheap Harlingen to Seattle flights in May & June 2024

Find cheap flight options from Harlingen to Seattle specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 3, 2024.
The lowest fares we've come across on flights traveling from Harlingen to Seattle in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 5/2812:22 pmHRL - SEA
1 stop10h 42mAmerican Airlines
Fri 5/3111:10 pmSEA - HRL
1 stop8h 37mAmerican Airlines
Deal found 5/2$447
Tue 5/2812:22 pmHRL - SEA
1 stop10h 42mAmerican Airlines
Thu 5/301:15 amSEA - HRL
1 stop8h 35mAmerican Airlines
Deal found 5/2$469
Tue 5/2812:22 pmHRL - SEA
1 stop10h 42mAmerican Airlines
Fri 5/3112:28 pmSEA - HRL
2 stops9h 31mAmerican Airlines
Deal found 5/2$537
Sat 6/112:22 pmHRL - SEA
2 stops10h 28mAmerican Airlines
Sat 6/85:40 amSEA - HRL
1 stop8h 15mAmerican Airlines
Deal found 5/2$591
Sat 6/112:22 pmHRL - SEA
2 stops10h 28mAmerican Airlines
Sat 6/811:15 amSEA - HRL
2 stops10h 43mAmerican Airlines
Deal found 5/2$596
Tue 5/285:15 pmHRL - SEA
3 stops24h 37mUnited Airlines
Fri 5/3111:50 pmSEA - HRL
1 stop9h 05mUnited Airlines
Deal found 5/2$615
Sat 6/112:22 pmHRL - SEA
2 stops10h 28mAmerican Airlines
Fri 6/712:20 amSEA - HRL
1 stop17h 21mAmerican Airlines
Deal found 5/2$650
Sat 6/15:15 pmHRL - SEA
1 stop7h 28mUnited Airlines
Sat 6/811:50 pmSEA - HRL
1 stop9h 05mUnited Airlines
Deal found 5/2$676
Tue 5/285:15 pmHRL - SEA
3 stops24h 37mUnited Airlines
Fri 5/316:15 amSEA - HRL
2 stops12h 51mUnited Airlines
Deal found 5/2$680

Harlingen to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Harlingen and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 3, 2024.
The lowest fares we've come across on flights traveling from Harlingen to Seattle in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 9/1810:05 amHRL - SEA
1 stop6h 36mAmerican Airlines
Tue 9/245:43 amSEA - HRL
1 stop8h 16mAmerican Airlines
Deal found 5/2$320
Wed 9/1810:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Tue 9/2411:59 pmSEA - HRL
1 stop7h 59mAmerican Airlines
Deal found 5/2$345
Wed 9/1810:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Tue 9/246:36 amSEA - HRL
2 stops9h 25mAmerican Airlines
Deal found 5/2$370
Sat 10/267:27 amHRL - SEA
1 stop7h 16mUnited Airlines
Sun 11/311:59 pmSEA - HRL
1 stop9h 00mUnited Airlines
Deal found 5/2$399
Tue 10/226:13 pmHRL - SEA
1 stop6h 44mAmerican Airlines
Mon 10/281:43 amSEA - HRL
1 stop6h 23mAmerican Airlines
Deal found 5/2$403
Tue 10/225:15 amHRL - SEA
1 stop6h 53mUnited Airlines
Tue 10/298:52 amSEA - HRL
2 stops8h 37mUnited Airlines
Deal found 5/2$417
Fri 10/254:30 pmHRL - SEA
1 stop6h 43mAmerican Airlines
Fri 11/111:59 pmSEA - HRL
1 stop8h 07mAmerican Airlines
Deal found 5/2$423
Sat 10/262:13 pmHRL - SEA
1 stop6h 39mAmerican Airlines
Sat 11/21:43 amSEA - HRL
1 stop7h 23mAmerican Airlines
Deal found 5/2$436
Sat 10/2610:05 amHRL - SEA
2 stops11h 40mAmerican Airlines
Sun 11/311:59 pmSEA - HRL
1 stop8h 07mAmerican Airlines
Deal found 5/2$441

One-way flights to Seattle from Harlingen

Search for one-way flight options from Harlingen to Seattle. 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 2,899,487 searches. Data last updated May 3, 2024.
Take a look at some of the best available options we've come across on one-way flights from Harlingen to Seattle. Those seeking round-trip flights from Harlingen to Seattle should utilize the search form at the the top of the page.
Thu 5/165:54 amHRL - SEA
1 stop8h 59mAmerican Airlines
Deal found 5/2$253
Thu 5/1612:22 pmHRL - SEA
2 stops10h 28mAmerican Airlines
Deal found 5/2$258
Wed 5/155:20 pmHRL - SEA
2 stops18h 27mUnited Airlines
Deal found 5/2$323
Wed 5/1512:22 pmHRL - SEA
1 stop7h 27mAmerican Airlines
Deal found 5/2$333
Wed 5/159:48 amHRL - SEA
3 stops14h 39mUnited Airlines
Deal found 5/2$1,343

Find flights from Harlingen to Seattle within your budget

Customize your flight search to find flights from Harlingen to Seattle 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 2,899,487 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$320 - $468

Route

Depart

Return

Price

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Wed 9/18

1 stop6h 36m

Seattle/Tacoma Intl

Tue 9/24

1 stop8h 16m

$320

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Wed 9/18

2 stops11h 40m

Seattle/Tacoma Intl

Tue 9/24

1 stop7h 59m

$345

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Wed 9/18

2 stops11h 40m

Seattle/Tacoma Intl

Tue 9/24

2 stops9h 25m

$370

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Sat 10/26

1 stop7h 16m

Seattle/Tacoma Intl

Sun 11/3

1 stop9h 00m

$399

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Tue 10/22

1 stop6h 44m

Seattle/Tacoma Intl

Mon 10/28

1 stop6h 23m

$403

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Tue 10/22

1 stop6h 53m

Seattle/Tacoma Intl

Tue 10/29

2 stops8h 37m

$417

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Fri 10/25

1 stop6h 43m

Seattle/Tacoma Intl

Fri 11/1

1 stop8h 07m

$423

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Wed 5/29

2 stops16h 47m

Seattle/Tacoma Intl

Tue 6/4

1 stop9h 05m

$465

Harlingen Valley IntlSeattle/Tacoma Intl

HRL - SEA

HRLSEA

Harlingen Valley Intl

Sun 10/27

1 stop6h 46m

Seattle/Tacoma Intl

Mon 11/4

1 stop8h 40m

$468

Flights are sorted by cheapest first

Deals found on 5/2

When is the cheapest time to fly from Harlingen, Texas to Seattle?

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

Average price of flights to Seattle by month

Plan your trip from Harlingen to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Harlingen to Seattle is currently $502 while a round-trip flight costs $401. Price data was last updated on April 28, 2024.

Currently, December is the cheapest month in which you can book a flight from Harlingen, Texas to Seattle (average of $245). Flying from Harlingen, Texas to Seattle in July is currently the most expensive (average of $408). 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

$247

February

$254

March

$288

April

$294

May

$320

June

$406

July

$408

August

$343

September

$278

October

$257

November

$258

December

$245

Temperature and rainfall in Seattle by month

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

SEA

Temperature

41 - 66.2 °F

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated May 3, 2024.
Peruse reviews from past customers who have flown with American Airlines and United Airlines from Harlingen to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
11,134 reviews
Check prices

Boarding

7.7

Comfort

7.2

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

United Airlines
7.4
Good
11,134 reviews
United Airlines
7.4
Good
11,134 reviews
Check prices

Boarding

7.7

Comfort

7.2

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

American Airlines
7.3
Good
14,755 reviews
United Airlines
7.4
Good
11,134 reviews
Check prices

Boarding

7.7

Comfort

7.2

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Seattle. 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 Harlingen, Texas to Seattle for under $400 on Cheapflights?

    Yes, there are multiple flights from Harlingen, Texas to Seattle for under $400. The cheapest flight booked recently is on American Airlines for just $320, but on average you can expect to pay $450.

  • What are the cheapest airlines flying from Harlingen, Texas to Seattle round-trip?

    American Airlines, at $320, was found to be the cheapest airline from Harlingen, Texas to Seattle. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 44% below the average price you’ll pay for this route.

  • What does HRL to SEA mean?

    Harlingen Valley Intl Airport is HRL and Seattle/Tacoma Intl Airport is SEA. 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 Harlingen to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Harlingen to Seattle 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 Harlingen to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Harlingen to Seattle 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 Harlingen to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen to Seattle 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 Harlingen to Seattle that allow pets onboard?

    Many airlines flying from Harlingen to Seattle 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 Harlingen to Seattle?

    Yes, you can often find last-minute deals on Harlingen to Seattle 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 Harlingen, Texas to Seattle flight deals updated?

    The Harlingen, Texas to Seattle flight deals you see on this page were last updated on 5/2.

See more FAQs

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Top 2 airlines flying from Harlingen to Seattle

Discover the top 2 airlines that operate flights from Harlingen to Seattle. 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 2,899,487 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$309Average$484FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$310Average$518FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Harlingen, Texas to Seoul flights

Search flights from Harlingen to Seattle by cabin class

Find flights from Harlingen to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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How does Cheapflights help users find flights from Harlingen to Seattle?

When you search for this flight from Harlingen to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Harlingen to Seattle?

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Can Cheapflights find flights from Harlingen to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Harlingen shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Of course! You can now track prices for flights from Harlingen to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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