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Cheap flights from Ottawa to Seattle from C$ 298

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 16/7. 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.
YOW — SEA
4 Jun — 11 Jun1
1 adult
Tue 4/6
Tue 11/6

The best prices from Ottawa to Seattle/Tacoma Intl are usually found in January or August, booked 12 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Ottawa to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) 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 30 May 2024.

Popular in

February

Cheapest in

January

Round-trip from

C$ 422

One-way from

C$ 361
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 19% potential price drop
Search Deals
From Ottawa to Seattle/Tacoma Intl
Search Deals
One-way flight from Ottawa to Seattle/Tacoma Intl
Search Deals

What is the cheapest day to fly round-trip from Ottawa to Seattle?

Travellers have found that booking a Tuesday departure is the best way to save up to 23% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Users have found that booking a flight from Ottawa to Seattle at least 13 days early can save you up to 176% on average compared to booking a flight this week. If booking 13 days before your flight isn’t an option for you, users have found flights from Ottawa to Seattle for as little as C$ 331 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 924 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in February. For low rates, January can be a great choice for travel to Seattle. Flights to Seattle from Ottawa in January are about C$ 738 on average during January, but can be found for as low as C$ 352.

What is the cheapest time of day to fly from YOW to SEA?

It’s typically best to fly out from Ottawa to Seattle in the evening. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.

Cheap WestJet flights from Ottawa to Seattle

Explore cheap flight options specifically provided by WestJet for the route between Ottawa 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 426,053 searches. Data last updated 30 May 2024.
Take a look at some of the lowest-priced WestJet flights heading from Ottawa to Seattle. Come back soon if you're not finding the exact deal you're looking for.
Mon 15/78:00 a.m.YOW - SEA
1 stop7h 59mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 29/5C$ 557
Mon 15/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 29/5C$ 560
Sun 14/76:07 a.m.YOW - SEA
2 stops11h 39mWestJet
Sun 28/73:30 p.m.SEA - YOW
2 stops12h 22mWestJet
Deal found 29/5C$ 568
Tue 16/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Thu 18/73:30 p.m.SEA - YOW
1 stop20h 01mWestJet
Deal found 29/5C$ 571
Mon 30/98:00 a.m.YOW - SEA
1 stop7h 56mWestJet
Sun 6/107:00 a.m.SEA - YOW
1 stop9h 20mWestJet
Deal found 29/5C$ 575
Thu 11/78:00 a.m.YOW - SEA
1 stop12h 22mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 30/5C$ 576
Thu 18/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Fri 26/76:15 p.m.SEA - YOW
2 stops17h 16mWestJet
Deal found 29/5C$ 582
Fri 23/88:00 a.m.YOW - SEA
1 stop7h 56mWestJet
Sun 1/97:00 a.m.SEA - YOW
1 stop9h 14mWestJet
Deal found 29/5C$ 584
Fri 23/86:07 a.m.YOW - SEA
2 stops11h 39mWestJet
Sun 1/97:00 a.m.SEA - YOW
1 stop9h 14mWestJet
Deal found 29/5C$ 591

Cheap Air Canada flights from Ottawa to Seattle

Explore cheap flight options specifically provided by Air Canada for the route between Ottawa 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 426,053 searches. Data last updated 30 May 2024.
Take a gander at the lowest prices we've found on Air Canada flights from Ottawa to Seattle. Check back soon if you're not seeing flights that suit your needs.
Wed 17/75:30 a.m.YOW - SEA
1 stop8h 21mAir Canada
Thu 25/711:10 p.m.SEA - YOW
1 stop8h 48mAir Canada
Deal found 29/5C$ 583
Tue 2/79:05 p.m.YOW - SEA
2 stops18h 25mAir Canada
Wed 3/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 594
Tue 25/69:45 p.m.YOW - SEA
1 stop17h 45mAir Canada
Fri 5/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 605
Mon 15/79:45 p.m.YOW - SEA
1 stop15h 19mAir Canada
Mon 22/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 610
Tue 2/79:00 p.m.YOW - SEA
1 stop16h 51mAir Canada
Wed 3/711:10 p.m.SEA - YOW
1 stop8h 48mAir Canada
Deal found 29/5C$ 613
Sun 1/95:30 a.m.YOW - SEA
1 stop8h 21mAir Canada
Sat 7/97:05 p.m.SEA - YOW
1 stop8h 13mAir Canada
Deal found 28/5C$ 616
Thu 27/68:00 p.m.YOW - SEA
1 stop17h 51mAir Canada
Mon 1/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 618
Thu 18/75:30 a.m.YOW - SEA
2 stops10h 00mAir Canada
Fri 26/75:50 a.m.SEA - YOW
2 stops11h 23mAir Canada
Deal found 29/5C$ 740
Tue 2/76:30 a.m.YOW - SEA
1 stop18h 56mAir Canada
Tue 2/712:30 a.m.SEA - YOW
1 stop13h 34mAir Canada
Deal found 29/5C$ 757

Cheap Ottawa to Seattle flights in May & June 2024

Find cheap flight options from Ottawa 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 426,053 searches. Prices were last updated on 30 May 2024.
Scroll through some of the best deals on flights from Ottawa to Seattle in 2024. For more flight deals, be sure to check back very soon.
Mon 3/67:30 p.m.YOW - SEA
2 stops15h 32mUnited Airlines
Mon 10/611:59 p.m.SEA - YOW
1 stop14h 05mUnited Airlines
Deal found 30/5C$ 602
Tue 25/69:45 p.m.YOW - SEA
1 stop17h 45mAir Canada
Fri 5/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 605
Thu 27/68:00 p.m.YOW - SEA
1 stop17h 51mAir Canada
Mon 1/77:05 p.m.SEA - YOW
1 stop8h 19mAir Canada
Deal found 29/5C$ 618
Tue 25/63:25 p.m.YOW - SEA
2 stops31h 56mWestJet
Fri 5/73:30 p.m.SEA - YOW
1 stop20h 01mWestJet
Deal found 29/5C$ 628
Mon 3/67:30 p.m.YOW - SEA
2 stops15h 32mUnited Airlines
Mon 10/66:35 p.m.SEA - YOW
2 stops19h 29mUnited Airlines
Deal found 30/5C$ 707
Thu 27/67:30 p.m.YOW - SEA
2 stops15h 32mMultiple Airlines
Mon 1/75:50 a.m.SEA - YOW
1 stop7h 51mMultiple Airlines
Deal found 29/5C$ 713
Thu 27/69:35 p.m.YOW - SEA
2 stops22h 46mWestJet
Mon 1/77:00 a.m.SEA - YOW
2 stops10h 42mWestJet
Deal found 29/5C$ 773
Mon 10/66:12 a.m.YOW - SEA
1 stop9h 44mMultiple Airlines
Thu 20/68:40 a.m.SEA - YOW
1 stop8h 10mMultiple Airlines
Deal found 28/5C$ 807
Mon 10/67:30 p.m.YOW - SEA
2 stops20h 13mUnited Airlines
Thu 20/67:00 a.m.SEA - YOW
1 stop11h 48mUnited Airlines
Deal found 28/5C$ 811

Ottawa to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Ottawa and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 426,053 searches. Data last updated 30 May 2024.
Scroll through some of the best deals on flights from Ottawa to Seattle in 2024. For more flight deals, be sure to check back very soon.
Mon 15/78:00 a.m.YOW - SEA
1 stop7h 59mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 29/5C$ 557
Mon 15/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 29/5C$ 560
Sun 14/76:07 a.m.YOW - SEA
2 stops11h 39mWestJet
Sun 28/73:30 p.m.SEA - YOW
2 stops12h 22mWestJet
Deal found 29/5C$ 568
Tue 16/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Thu 18/73:30 p.m.SEA - YOW
1 stop20h 01mWestJet
Deal found 29/5C$ 571
Mon 30/98:00 a.m.YOW - SEA
1 stop7h 56mWestJet
Sun 6/107:00 a.m.SEA - YOW
1 stop9h 20mWestJet
Deal found 29/5C$ 575
Thu 11/78:00 a.m.YOW - SEA
1 stop12h 22mWestJet
Wed 17/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Deal found 30/5C$ 576
Thu 18/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Fri 26/76:15 p.m.SEA - YOW
2 stops17h 16mWestJet
Deal found 29/5C$ 582
Wed 17/75:30 a.m.YOW - SEA
1 stop8h 21mAir Canada
Thu 25/711:10 p.m.SEA - YOW
1 stop8h 48mAir Canada
Deal found 29/5C$ 583
Fri 23/88:00 a.m.YOW - SEA
1 stop7h 56mWestJet
Sun 1/97:00 a.m.SEA - YOW
1 stop9h 14mWestJet
Deal found 29/5C$ 584

Ottawa to Seattle flights leaving soon

Find last-minute flight options from Ottawa to Seattle 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 426,053 searches. Data last updated 30 May 2024.
Have a look at some of the flights available from Ottawa to Seattle departing last-minute. Tip: verify your flight details before completing your reservation.
Mon 3/67:30 p.m.YOW - SEA
2 stops15h 32mUnited Airlines
Mon 10/611:59 p.m.SEA - YOW
1 stop14h 05mUnited Airlines
Deal found 30/5C$ 602
Mon 3/67:30 p.m.YOW - SEA
2 stops15h 32mUnited Airlines
Mon 10/66:35 p.m.SEA - YOW
2 stops19h 29mUnited Airlines
Deal found 30/5C$ 707
Mon 10/66:12 a.m.YOW - SEA
1 stop9h 44mMultiple Airlines
Thu 20/68:40 a.m.SEA - YOW
1 stop8h 10mMultiple Airlines
Deal found 28/5C$ 807
Mon 10/67:30 p.m.YOW - SEA
2 stops20h 13mUnited Airlines
Thu 20/67:00 a.m.SEA - YOW
1 stop11h 48mUnited Airlines
Deal found 28/5C$ 811
Mon 10/67:20 a.m.YOW - SEA
3 stops28h 39mMultiple Airlines
Thu 20/69:28 a.m.SEA - YOW
2 stops26h 33mMultiple Airlines
Deal found 28/5C$ 907

One-way flights to Seattle from Ottawa

Search for one-way flight options from Ottawa 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 426,053 searches. Data last updated 30 May 2024.
Users travelling one-way from Ottawa to Seattle can select one of these great deals. Users can also find round-trip Ottawa to Seattle flights by using the search form above.
Tue 16/76:07 a.m.YOW - SEA
1 stop9h 52mWestJet
Deal found 30/5C$ 298
Mon 15/78:00 a.m.YOW - SEA
1 stop7h 59mWestJet
Deal found 29/5C$ 300
Tue 18/66:09 a.m.YOW - SEA
1 stop9h 47mWestJet
Deal found 29/5C$ 315
Mon 30/96:03 a.m.YOW - SEA
2 stops11h 45mWestJet
Deal found 29/5C$ 320
Sun 4/85:30 a.m.YOW - SEA
1 stop8h 21mAir Canada
Deal found 29/5C$ 326
Thu 20/64:10 p.m.YOW - SEA
3 stops42h 59mMultiple Airlines
Deal found 30/5C$ 330
Tue 16/75:10 p.m.YOW - SEA
3 stops22h 49mMultiple Airlines
Deal found 30/5C$ 335
Mon 15/79:35 p.m.YOW - SEA
3 stops18h 24mWestJet
Deal found 29/5C$ 337
Tue 16/73:25 p.m.YOW - SEA
2 stops31h 57mWestJet
Deal found 30/5C$ 338

Find flights from Ottawa to Seattle within your budget

Customize your flight search to find flights from Ottawa 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 426,053 searches. Data last updated 30 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 557 - C$ 687

Route

Depart

Return

Price

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Mon 15/7

1 stop7h 59m

Seattle/Tacoma Intl

Wed 17/7

1 stop7h 47m

C$ 557

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Mon 15/7

1 stop9h 52m

Seattle/Tacoma Intl

Wed 17/7

1 stop7h 47m

C$ 560

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Sun 14/7

2 stops11h 39m

Seattle/Tacoma Intl

Sun 28/7

2 stops12h 22m

C$ 568

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Wed 17/7

1 stop8h 21m

Seattle/Tacoma Intl

Thu 25/7

1 stop8h 48m

C$ 583

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Tue 2/7

2 stops18h 25m

Seattle/Tacoma Intl

Wed 3/7

1 stop8h 19m

C$ 594

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Tue 25/6

1 stop17h 45m

Seattle/Tacoma Intl

Fri 5/7

1 stop8h 19m

C$ 605

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Mon 15/7

3 stops18h 24m

Seattle/Tacoma Intl

Wed 17/7

3 stops31h 38m

C$ 666

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Tue 2/7

2 stops11h 17m

Seattle/Tacoma Intl

Wed 3/7

3 stops15h 38m

C$ 672

OttawaSeattle/Tacoma Intl

YOW - SEA

YOWSEA

Ottawa

Wed 19/6

2 stops17h 36m

Seattle/Tacoma Intl

Sat 29/6

2 stops24h 17m

C$ 687

Flights are sorted by cheapest first

Deals found on 29/5

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

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Seattle. Price data was last updated on 24 May 2024.
Booking 12 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Ottawa to Seattle. Price data was last updated on 26 May 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ottawa to Seattle flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Ottawa to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Ottawa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

5 - 19 °C

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 30 May 2024.
Read reviews from past customers who have flown WestJet, Air Canada and United Airlines from Ottawa to Seattle. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.5
Good
2,866 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Food

6.4

Comfort

7.3

Crew

8.1

Overall

7.5

Reviews

1 / 10

It’s a discount flight so you have to expect to be crammed in. Then there is the food strike at a supplier we were all warned of and they were good with snacks. The attendants were great. I’ll fly them a hand I recommend them, for what they are.

WestJet
7.5
Good
2,866 reviews
WestJet
7.5
Good
2,866 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Food

6.4

Comfort

7.3

Crew

8.1

Overall

7.5

Reviews

1 / 10

It’s a discount flight so you have to expect to be crammed in. Then there is the food strike at a supplier we were all warned of and they were good with snacks. The attendants were great. I’ll fly them a hand I recommend them, for what they are.

United Airlines
7.4
Good
10,777 reviews
WestJet
7.5
Good
2,866 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Food

6.4

Comfort

7.3

Crew

8.1

Overall

7.5

Reviews

1 / 10

It’s a discount flight so you have to expect to be crammed in. Then there is the food strike at a supplier we were all warned of and they were good with snacks. The attendants were great. I’ll fly them a hand I recommend them, for what they are.

Air Canada
7.0
Good
7,004 reviews
WestJet
7.5
Good
2,866 reviews
Check prices

Entertainment

6.4

Boarding

7.7

Food

6.4

Comfort

7.3

Crew

8.1

Overall

7.5

Reviews

1 / 10

It’s a discount flight so you have to expect to be crammed in. Then there is the food strike at a supplier we were all warned of and they were good with snacks. The attendants were great. I’ll fly them a hand I recommend them, for what they are.

Related info for your journey

Find useful and relevant information for your journey from Ottawa 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 Ottawa to Seattle for under C$ 600 on Cheapflights?

    Yes, there are multiple flights from Ottawa to Seattle for under C$ 600. The cheapest flight booked recently is on WestJet for just C$ 557, but on average you can expect to pay C$ 588.

  • Are there last-minute flights available from Ottawa to Seattle for under C$ 700?

    There are currently 5+ open flights from Ottawa to Seattle within the next 7 days for less than C$ 700.

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

    According to our current data, WestJet (C$ 557), and Air Canada (C$ 583) offers the cheapest pricing from Ottawa to Seattle. You may be able to fly from Ottawa to Seattle for 24% less than the average price by searching for these airlines.

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

    C$ 298 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 326 and C$ 365, respectively.

  • What does YOW to SEA mean?

    YOW and SEA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. YOW to SEA refers to a flight route from Ottawa Airport to Seattle/Tacoma Intl Airport.

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

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

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

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

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

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

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

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

    Many airlines flying from Ottawa 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 Ottawa to Seattle?

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

    The Ottawa to Seattle flight deals you see on this page were last updated on 30/5.

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

    The most popular airlines flying from Ottawa to Seattle are Air Canada, United Airlines and WestJet. Something to consider prior to booking your flight.

  • What is the cheapest month to book a flight from Ottawa to Seattle?

    Currently, October is the cheapest month in which you can book a flight from Ottawa to Seattle (average of C$ 308). Flying from Ottawa to Seattle in March is currently the most expensive (average of C$ 420). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to Seattle
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Ottawa to Seattle

Discover the top 3 airlines that operate flights from Ottawa 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 426,053 searches. Data last updated 30 May 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 465AverageC$ 766FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 512AverageC$ 673FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 529AverageC$ 691FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from Ottawa to Seattle by cabin class

Find flights from Ottawa to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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 Ottawa to Seattle?

Cheapflights makes it easy to find Ottawa to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Ottawa.

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

Yes! Cheapflights helps users easily find flights from Ottawa to Seattle with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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