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Cheap flights from Seattle (SEA) to Ottawa (YOW) from $204

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 6/6. 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 — YOW
May 9 — May 161
From?
To?
Thu 5/9
Thu 5/16
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Ottawa are usually found in March or February, booked 43 days in advance, depart on a Saturday or Thursday and return on a Saturday

Cheap flight deals from Seattle to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Ottawa (YOW). 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 4, 2024.

Popular in

July

Cheapest in

March

Round-trip from

$283

One-way from

$251
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 51% potential price drop
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From Seattle/Tacoma Intl to Ottawa
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One-way flight from Seattle/Tacoma Intl to Ottawa
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What is the cheapest day to fly round-trip from Seattle to Ottawa?

Flights from Seattle to Ottawa are found to be more expensive on Thursday. 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 Ottawa.

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

Travelers have found it’s best to book a flight 43 days in advance to save up to 332% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 43 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Ottawa 1-2 weeks in advance for as low as $407, or $842 for flights within the next 24 hours.

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

Our data shows that March tends to be the cheapest month to fly to Ottawa from Seattle. Users have commonly found prices around $517 for the month, but tickets can be as low as $164. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Seattle to Ottawa (SEA - YOW)?

When flying from Seattle to Ottawa, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 16% versus a flight at noon.

Cheap WestJet flights from Seattle to Ottawa

Explore cheap flight options specifically provided by WestJet for the route between Seattle and Ottawa. 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 4, 2024.
Find some of the cheapest WestJet flights traveling from Seattle to Ottawa. It's recommended that users confirm their flight details before booking.
Fri 5/317:00 amSEA - YOW
1 stop9h 24mWestJet
Sun 6/23:55 pmYOW - SEA
1 stop7h 25mWestJet
Deal found 5/1$476
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/126:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$502
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/126:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/2$513
Mon 7/226:15 pmSEA - YOW
1 stop17h 47mWestJet
Tue 8/63:55 pmYOW - SEA
1 stop24h 01mWestJet
Deal found 5/3$534
Mon 7/226:15 pmSEA - YOW
2 stops17h 16mWestJet
Tue 8/63:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 5/3$539
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/123:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 5/3$578
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/123:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 5/2$626
Thu 6/67:00 amSEA - YOW
1 stop14h 42mWestJet
Mon 6/103:25 pmYOW - SEA
2 stops31h 55mWestJet
Deal found 5/2$654
Thu 6/67:00 amSEA - YOW
1 stop20h 57mWestJet
Mon 6/109:35 pmYOW - SEA
2 stops18h 21mWestJet
Deal found 5/3$663

Cheap United Airlines flights from Seattle to Ottawa

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Ottawa. 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 4, 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from Seattle to Ottawa. Ensure the flight price, dates, time, and airline match your criteria before you book.
Thu 5/97:15 amSEA - YOW
1 stop11h 17mUnited Airlines
Sun 5/125:30 amYOW - SEA
2 stops12h 58mUnited Airlines
Deal found 5/2$634
Thu 5/95:00 amSEA - YOW
2 stops13h 32mUnited Airlines
Sun 5/125:30 amYOW - SEA
2 stops10h 49mUnited Airlines
Deal found 5/2$703
Thu 5/91:00 pmSEA - YOW
1 stop7h 49mUnited Airlines
Sun 5/126:35 amYOW - SEA
2 stops15h 06mUnited Airlines
Deal found 5/3$713
Thu 5/95:00 amSEA - YOW
2 stops15h 49mUnited Airlines
Sun 5/126:35 amYOW - SEA
2 stops15h 06mUnited Airlines
Deal found 5/3$745
Fri 5/107:10 pmSEA - YOW
2 stops16h 02mUnited Airlines
Sun 5/126:35 amYOW - SEA
2 stops15h 06mUnited Airlines
Deal found 5/2$783
Fri 5/106:38 amSEA - YOW
2 stops11h 54mUnited Airlines
Sun 5/125:30 amYOW - SEA
2 stops12h 58mUnited Airlines
Deal found 5/3$784

Cheap Seattle to Ottawa flights in May & June 2024

Find cheap flight options from Seattle to Ottawa 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 4, 2024.
Scroll through some of the best deals on flights from Seattle to Ottawa in 2024. Check back regularly for other flight deals.
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/126:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$502
Sun 6/237:00 amSEA - YOW
1 stop20h 52mMultiple Airlines
Tue 6/259:10 amYOW - SEA
2 stops11h 11mMultiple Airlines
Deal found 5/3$510
Sun 6/237:00 amSEA - YOW
1 stop20h 52mMultiple Airlines
Tue 6/259:10 amYOW - SEA
2 stops11h 11mMultiple Airlines
Deal found 5/3$511
Sun 6/237:05 pmSEA - YOW
1 stop8h 14mAir Canada
Tue 6/257:20 amYOW - SEA
1 stop10h 14mAir Canada
Deal found 5/3$539
Thu 6/610:40 amSEA - YOW
1 stop7h 11mAir Canada
Mon 6/105:00 pmYOW - SEA
1 stop7h 58mAir Canada
Deal found 5/3$545
Thu 5/97:05 pmSEA - YOW
1 stop8h 16mAir Canada
Sun 5/125:30 amYOW - SEA
1 stop8h 13mAir Canada
Deal found 5/3$566
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/123:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 5/3$578
Sun 6/237:00 amSEA - YOW
2 stops28h 31mWestJet
Tue 6/259:35 pmYOW - SEA
2 stops25h 46mWestJet
Deal found 5/3$628
Thu 6/67:00 amSEA - YOW
1 stop20h 57mWestJet
Mon 6/109:35 pmYOW - SEA
2 stops18h 21mWestJet
Deal found 5/3$663

Seattle to Ottawa 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Ottawa 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 4, 2024.
Scroll through some of the best deals on flights from Seattle to Ottawa in 2024. Check back regularly for other flight deals.
Fri 8/167:00 amSEA - YOW
1 stop9h 14mWestJet
Thu 8/228:00 amYOW - SEA
1 stop7h 56mWestJet
Deal found 5/3$481
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/126:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$502
Sun 6/237:00 amSEA - YOW
1 stop20h 52mMultiple Airlines
Tue 6/259:10 amYOW - SEA
2 stops11h 11mMultiple Airlines
Deal found 5/3$510
Sun 6/237:00 amSEA - YOW
1 stop20h 52mMultiple Airlines
Tue 6/259:10 amYOW - SEA
2 stops11h 11mMultiple Airlines
Deal found 5/3$511
Fri 8/161:50 pmSEA - YOW
2 stops21h 41mWestJet
Thu 8/226:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$512
Mon 7/226:15 pmSEA - YOW
1 stop17h 47mWestJet
Tue 8/63:55 pmYOW - SEA
1 stop24h 01mWestJet
Deal found 5/3$534
Sun 9/17:00 amSEA - YOW
1 stop9h 14mWestJet
Sat 9/146:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$535
Sun 6/237:05 pmSEA - YOW
1 stop8h 14mAir Canada
Tue 6/257:20 amYOW - SEA
1 stop10h 14mAir Canada
Deal found 5/3$539
Thu 6/610:40 amSEA - YOW
1 stop7h 11mAir Canada
Mon 6/105:00 pmYOW - SEA
1 stop7h 58mAir Canada
Deal found 5/3$545

Seattle to Ottawa flights leaving soon

Find last-minute flight options from Seattle to Ottawa 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 4, 2024.
Have a look at some of the flights available from Seattle to Ottawa departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/126:00 amYOW - SEA
1 stop9h 56mWestJet
Deal found 5/3$502
Thu 5/97:05 pmSEA - YOW
1 stop8h 16mAir Canada
Sun 5/125:30 amYOW - SEA
1 stop8h 13mAir Canada
Deal found 5/3$566
Fri 5/107:00 amSEA - YOW
1 stop20h 59mWestJet
Sun 5/123:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 5/3$578
Thu 5/91:00 pmSEA - YOW
1 stop7h 49mUnited Airlines
Sun 5/126:35 amYOW - SEA
2 stops15h 06mUnited Airlines
Deal found 5/3$713
Thu 5/95:00 amSEA - YOW
2 stops15h 49mUnited Airlines
Sun 5/126:35 amYOW - SEA
2 stops15h 06mUnited Airlines
Deal found 5/3$745
Fri 5/106:38 amSEA - YOW
2 stops11h 54mUnited Airlines
Sun 5/125:30 amYOW - SEA
2 stops12h 58mUnited Airlines
Deal found 5/3$784

One-way flights to Ottawa from Seattle

Search for one-way flight options from Seattle to Ottawa. 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 4, 2024.
Take a look at some of the best available options we've come across on one-way flights from Seattle to Ottawa. Users needing a return flight from Seattle to Ottawa should utilize the search form above.
Thu 6/69:42 pmSEA - YOW
2 stops38h 40mMultiple Airlines
Deal found 5/3$204
Wed 6/57:00 amSEA - YOW
1 stop20h 57mWestJet
Deal found 5/3$220
Thu 8/13:30 pmSEA - YOW
2 stops12h 22mWestJet
Deal found 5/2$224
Tue 6/257:00 amSEA - YOW
2 stops14h 28mMultiple Airlines
Deal found 5/3$236
Mon 5/137:05 pmSEA - YOW
1 stop8h 16mAir Canada
Deal found 5/2$245
Tue 7/1611:10 pmSEA - YOW
1 stop8h 48mAir Canada
Deal found 5/2$248
Thu 6/611:40 amSEA - YOW
1 stop9h 02mAir Canada
Deal found 5/3$249
Thu 8/111:10 pmSEA - YOW
1 stop8h 48mAir Canada
Deal found 5/2$251
Tue 6/257:00 amSEA - YOW
3 stops22h 03mMultiple Airlines
Deal found 5/3$253

Find flights from Seattle to Ottawa within your budget

Customize your flight search to find flights from Seattle to Ottawa 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 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$472 - $634

Route

Depart

Return

Price

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 6/5

2 stops36h 40m

Ottawa

Wed 6/12

1 stop7h 25m

$472

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 5/31

1 stop9h 24m

Ottawa

Sun 6/2

1 stop7h 25m

$476

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 5/31

2 stops14h 28m

Ottawa

Sun 6/2

3 stops30h 46m

$488

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 6/5

1 stop8h 20m

Ottawa

Wed 6/12

1 stop7h 25m

$493

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 5/10

1 stop20h 59m

Ottawa

Sun 5/12

1 stop9h 56m

$502

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Thu 5/16

2 stops10h 36m

Ottawa

Sat 5/18

1 stop8h 13m

$505

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 5/10

1 stop20h 59m

Ottawa

Sun 5/12

1 stop9h 56m

$513

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Thu 5/16

2 stops10h 36m

Ottawa

Sat 5/18

2 stops16h 42m

$519

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Thu 5/9

1 stop11h 17m

Ottawa

Sun 5/12

2 stops12h 58m

$634

Flights are sorted by cheapest first

Deals found on 5/1

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Ottawa. Price data was last updated on January 28, 2024.
The price you pay for your flight from Seattle to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 42 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 Ottawa?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Ottawa. 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 Ottawa flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday 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 Ottawa by month

Plan your trip from Seattle to Ottawa by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Ottawa is currently $237 while a round-trip flight costs $511. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from Seattle to Ottawa (average of $283). Flying from Seattle to Ottawa in July is currently the most expensive (average of $488). 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

$283

February

$350

March

$345

April

$312

May

$381

June

$383

July

$488

August

$454

September

$459

October

$360

November

$312

December

$339

Temperature and rainfall in Ottawa by month

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

YOW

Temperature

14 - 69.8 °F

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated May 4, 2024.
Read reviews from past customers who have flown WestJet, United Airlines and Air Canada from Seattle to Ottawa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.6
Good
2,962 reviews
Check prices

Food

6.5

Overall

7.6

Comfort

7.3

Crew

8.2

Boarding

7.7

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

WestJet
7.6
Good
2,962 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Food

6.5

Overall

7.6

Comfort

7.3

Crew

8.2

Boarding

7.7

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

United Airlines
7.4
Good
11,134 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Food

6.5

Overall

7.6

Comfort

7.3

Crew

8.2

Boarding

7.7

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Air Canada
7.0
Good
6,899 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Food

6.5

Overall

7.6

Comfort

7.3

Crew

8.2

Boarding

7.7

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Ottawa. 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 Ottawa for under $500 on Cheapflights?

    Yes, there are multiple flights from Seattle to Ottawa for under $500. The cheapest flight booked recently is on Multiple Airlines for just $472, but on average you can expect to pay $521.

  • Are there last-minute flights available from Seattle to Ottawa for under $600?

    There are currently 6+ open flights from Seattle to Ottawa within the next 7 days for less than $600.

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

    According to our current data, WestJet ($476), Air Canada ($505), and United Airlines ($634) offers the cheapest pricing from Seattle to Ottawa. Users have found that WestJet is 7% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Seattle to Ottawa are WestJet ($220), Air Canada ($245), and United Airlines ($276).

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

    Consider Air Canada, United Airlines or WestJet when booking your flight. These represent the most popular airlines when flying from Seattle to Ottawa.

  • What does SEA to YOW mean?

    SEA stands for Seattle/Tacoma Intl Airport, while YOW stands for Ottawa Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

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

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

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

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

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

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

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

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

    Many airlines flying from Seattle to Ottawa 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 Ottawa?

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

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

See more FAQs

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Top 3 airlines flying from Seattle to Ottawa

Discover the top 3 airlines that operate flights from Seattle to Ottawa. 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 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$259Average$600FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$435Average$636FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapest$561Average$650FlexibilityNo cancel feeOn-time60%
Search WestJet flights
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Search flights from Seattle to Ottawa by cabin class

Find flights from Seattle to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Ottawa?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ottawa from Seattle today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Ottawa for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Ottawa from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Ottawa become cheaper?

Of course! You can now track prices for flights from Seattle to Ottawa 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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