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Cheap flights from Seattle to Ottawa from C$ 328

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 18/6. 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
3 Apr — 10 Apr1
1 adult
Wed 3/4
Wed 10/4

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Cheapflights users frequently choose these airlines when searching for flights from Seattle to Ottawa, based on our search results.
Cheapflights users frequently choose these airlines when searching for flights from Seattle to Ottawa, based on our search results.
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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 29 March 2024.

Popular in

July

Cheapest in

March

Average price

C$ 341

Round-trip from

C$ 269
High demand for flights, 24% potential price rise
Best time to find cheap flights, 51% potential price drop
Average for round-trip flights in March 2024
From Seattle/Tacoma Intl to Ottawa

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

Wednesday flights are found to be more expensive to fly from Seattle to Ottawa. 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?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 43 days in advance, which can save you up to 332% on flights from Seattle to Ottawa compared to booking the week you need them. Waiting 43 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 552. For sooner than that we have options available in the next 3 days from C$ 1,142.

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

March is one of the best times of the year to fly to Ottawa from Seattle. Prices for March average C$ 701 per person but you can even find prices for as low as C$ 222. The most expensive prices can be found in the month of July. Opting for a March flight can save you 32% on your journey compared to booking 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 20% versus a flight at noon.

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 586,909 searches. Data last updated 29 March 2024.
Find some of the cheapest United Airlines flights travelling from Seattle to Ottawa. It's recommended that users confirm their flight details before booking.
Mon 5/812:30 a.m.SEA - YOW
1 stop13h 34mUnited Airlines
Mon 12/86:30 a.m.YOW - SEA
1 stop18h 56mUnited Airlines
Deal found 28/3C$ 1,068
Thu 13/612:25 a.m.SEA - YOW
1 stop13h 39mUnited Airlines
Thu 4/77:44 p.m.YOW - SEA
2 stops17h 17mUnited Airlines
Deal found 28/3C$ 1,115
Mon 5/812:30 a.m.SEA - YOW
1 stop13h 34mUnited Airlines
Mon 12/86:30 a.m.YOW - SEA
2 stops18h 42mUnited Airlines
Deal found 28/3C$ 1,311

Cheap Air Canada flights from Seattle to Ottawa

Explore cheap flight options specifically provided by Air Canada 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 586,909 searches. Data last updated 29 March 2024.
To aid your search, here are some of the cheapest Air Canada flights we've found from Seattle to Ottawa. Deals are refreshing constantly so come back soon for more options.
Wed 22/55:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Mon 27/59:45 p.m.YOW - SEA
1 stop19h 42mAir Canada
Deal found 28/3C$ 730
Fri 12/77:05 p.m.SEA - YOW
2 stops10h 28mAir Canada
Tue 13/85:55 a.m.YOW - SEA
2 stops11h 39mAir Canada
Deal found 28/3C$ 795
Mon 22/41:10 p.m.SEA - YOW
1 stop9h 41mAir Canada
Tue 23/45:30 a.m.YOW - SEA
2 stops12h 02mAir Canada
Deal found 27/3C$ 811
Tue 18/65:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Thu 5/97:20 a.m.YOW - SEA
1 stop10h 10mAir Canada
Deal found 28/3C$ 822
Mon 17/65:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Wed 4/97:20 a.m.YOW - SEA
1 stop10h 10mAir Canada
Deal found 28/3C$ 838
Mon 22/41:10 p.m.SEA - YOW
1 stop9h 41mAir Canada
Tue 23/46:00 a.m.YOW - SEA
1 stop9h 37mAir Canada
Deal found 27/3C$ 844
Thu 20/611:10 p.m.SEA - YOW
1 stop8h 48mAir Canada
Fri 6/97:20 a.m.YOW - SEA
1 stop10h 10mAir Canada
Deal found 28/3C$ 847
Wed 19/65:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Mon 9/97:20 a.m.YOW - SEA
1 stop14h 06mAir Canada
Deal found 27/3C$ 848
Mon 15/49:35 a.m.SEA - YOW
1 stop12h 57mAir Canada
Wed 17/46:00 a.m.YOW - SEA
1 stop9h 37mAir Canada
Deal found 27/3C$ 852

Cheap Seattle to Ottawa flights in March & April 2024

Find cheap flight options from Seattle to Ottawa specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 586,909 searches. Prices were last updated on 29 March 2024.
The lowest fares we've come across on flights travelling from Seattle to Ottawa in March and April 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 22/41:10 p.m.SEA - YOW
1 stop9h 41mAir Canada
Tue 23/45:30 a.m.YOW - SEA
2 stops12h 02mAir Canada
Deal found 27/3C$ 811
Sun 21/48:00 a.m.SEA - YOW
2 stops12h 50mMultiple Airlines
Wed 24/47:30 a.m.YOW - SEA
2 stops14h 15mMultiple Airlines
Deal found 28/3C$ 815
Mon 22/41:10 p.m.SEA - YOW
1 stop9h 41mAir Canada
Tue 23/46:00 a.m.YOW - SEA
1 stop9h 37mAir Canada
Deal found 27/3C$ 844
Mon 15/49:35 a.m.SEA - YOW
1 stop12h 57mAir Canada
Wed 17/46:00 a.m.YOW - SEA
1 stop9h 37mAir Canada
Deal found 27/3C$ 852
Sun 21/41:10 p.m.SEA - YOW
1 stop9h 41mMultiple Airlines
Wed 24/46:00 a.m.YOW - SEA
1 stop19h 30mMultiple Airlines
Deal found 28/3C$ 890
Mon 22/47:05 p.m.SEA - YOW
2 stops11h 11mAir Canada
Tue 23/49:00 p.m.YOW - SEA
2 stops18h 37mAir Canada
Deal found 27/3C$ 905
Sun 21/411:49 p.m.SEA - YOW
1 stop14h 17mMultiple Airlines
Wed 24/45:30 a.m.YOW - SEA
2 stops12h 02mMultiple Airlines
Deal found 28/3C$ 952
Mon 15/411:38 p.m.SEA - YOW
1 stop13h 59mMultiple Airlines
Wed 17/45:30 a.m.YOW - SEA
2 stops12h 02mMultiple Airlines
Deal found 27/3C$ 955
Mon 15/44:47 p.m.SEA - YOW
2 stops18h 25mMultiple Airlines
Wed 17/45:30 a.m.YOW - SEA
2 stops10h 07mMultiple Airlines
Deal found 27/3C$ 962

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 586,909 searches. Data last updated 29 March 2024.
The lowest fares we've come across on flights travelling from Seattle to Ottawa in March and April 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sun 26/57:00 a.m.SEA - YOW
1 stop9h 24mWestJet
Sun 30/66:00 a.m.YOW - SEA
2 stops11h 46mWestJet
Deal found 27/3C$ 691
Sun 19/57:00 a.m.SEA - YOW
1 stop20h 59mWestJet
Sun 26/56:00 a.m.YOW - SEA
1 stop9h 56mWestJet
Deal found 27/3C$ 705
Wed 19/67:00 a.m.SEA - YOW
1 stop14h 37mMultiple Airlines
Wed 4/98:05 a.m.YOW - SEA
2 stops13h 56mMultiple Airlines
Deal found 27/3C$ 711
Tue 18/68:40 a.m.SEA - YOW
1 stop8h 15mMultiple Airlines
Fri 6/98:00 a.m.YOW - SEA
1 stop7h 56mMultiple Airlines
Deal found 27/3C$ 712
Sun 19/57:00 a.m.SEA - YOW
2 stops14h 28mMultiple Airlines
Sun 26/56:00 a.m.YOW - SEA
1 stop9h 56mMultiple Airlines
Deal found 27/3C$ 723
Fri 26/71:50 p.m.SEA - YOW
1 stop7h 47mWestJet
Wed 31/78:00 a.m.YOW - SEA
1 stop7h 56mWestJet
Deal found 27/3C$ 724
Wed 29/57:05 p.m.SEA - YOW
1 stop8h 16mAir Canada
Fri 31/59:45 p.m.YOW - SEA
1 stop15h 17mAir Canada
Deal found 27/3C$ 726
Wed 22/55:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Mon 27/59:45 p.m.YOW - SEA
1 stop19h 42mAir Canada
Deal found 28/3C$ 730
Wed 29/57:51 a.m.SEA - YOW
1 stop7h 24mMultiple Airlines
Wed 5/68:00 a.m.YOW - SEA
1 stop7h 56mMultiple Airlines
Deal found 27/3C$ 743

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 586,909 searches. Data last updated 29 March 2024.
Take a look at some of the one-way flights we've detected from Seattle to Ottawa. Users can also find round-trip Seattle to Ottawa flights by using the search form above.
Tue 18/65:50 a.m.SEA - YOW
1 stop7h 46mAir Canada
Deal found 28/3C$ 328
Wed 19/67:00 a.m.SEA - YOW
1 stop8h 35mMultiple Airlines
Deal found 28/3C$ 339
Sun 16/67:00 a.m.SEA - YOW
1 stop20h 52mWestJet
Deal found 28/3C$ 342
Tue 18/67:00 a.m.SEA - YOW
2 stops14h 27mMultiple Airlines
Deal found 28/3C$ 358
Mon 17/67:00 a.m.SEA - YOW
2 stops14h 27mMultiple Airlines
Deal found 28/3C$ 361
Sun 16/63:30 p.m.SEA - YOW
2 stops19h 05mMultiple Airlines
Deal found 28/3C$ 364
Thu 20/67:00 a.m.SEA - YOW
3 stops22h 02mMultiple Airlines
Deal found 28/3C$ 366
Mon 17/67:05 p.m.SEA - YOW
1 stop8h 16mAir Canada
Deal found 28/3C$ 368
Wed 19/67:00 a.m.SEA - YOW
2 stops14h 27mMultiple Airlines
Deal found 28/3C$ 369

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 586,909 searches. Data last updated 29 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 655 - C$ 1,153

Route

Depart

Return

Price

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Sun 26/5

1 stop9h 24m

Ottawa

Thu 30/5

1 stop9h 56m

C$ 655

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Sun 26/5

1 stop9h 24m

Ottawa

Sun 30/6

2 stops11h 46m

C$ 691

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Sun 26/5

1 stop20h 59m

Ottawa

Thu 30/5

2 stops20h 41m

C$ 693

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Sun 19/5

1 stop20h 59m

Ottawa

Sun 26/5

1 stop9h 56m

C$ 705

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 19/6

1 stop8h 35m

Ottawa

Wed 4/9

2 stops13h 56m

C$ 722

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 22/5

1 stop7h 46m

Ottawa

Mon 27/5

1 stop19h 42m

C$ 730

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Fri 12/7

2 stops10h 28m

Ottawa

Tue 13/8

2 stops11h 39m

C$ 795

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Mon 5/8

1 stop13h 34m

Ottawa

Mon 12/8

1 stop18h 56m

C$ 1,068

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

Wed 19/6

2 stops14h 37m

Ottawa

Sat 7/9

1 stop9h 56m

C$ 1,153

Flights are sorted by cheapest first

Deals found on 28/3

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 28 January 2024.
The best time to book flights from Seattle to Ottawa is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

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 24 March 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Ottawa flight should consider departing on Saturday evenings when fares are most often at their lowest. Thursday mornings 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 C$ 355 while a round-trip flight costs C$ 801. Price data was last updated on 24 March 2024.

Currently, September is the cheapest month in which you can book a flight from Seattle to Ottawa (average of C$ 199). Flying from Seattle to Ottawa in March is currently the most expensive (average of C$ 350). 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

C$ 365

February

C$ 377

March

C$ 475

April

C$ 379

May

C$ 343

June

C$ 330

July

C$ 355

August

C$ 346

September

C$ 270

October

C$ 290

November

C$ 379

December

C$ 411

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

-10 - 21 °C

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 29 March 2024.
Read reviews from past customers who have flown United Airlines, Air Canada and WestJet from Seattle to Ottawa. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,402 reviews

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.5

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,402 reviews
8.1
Very good
11,402 reviews

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.5

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.5
Good
3,036 reviews
8.1
Very good
11,402 reviews

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.5

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,481 reviews
8.1
Very good
11,402 reviews

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.5

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.0
Good
6,744 reviews
8.1
Very good
11,402 reviews

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.5

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

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 C$ 700 on Cheapflights?

    Yes, there are multiple flights from Seattle to Ottawa for under C$ 700. The cheapest flight booked recently is on WestJet for just C$ 655, but on average you can expect to pay C$ 735.

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

    Our cheapest airline available from Seattle to Ottawa is WestJet. Our recent data shows that you can find tickets from as low as C$ 655 on this airline. An additional option worth looking into is Air Canada, starting at C$ 730. WestJet is 6% cheaper than the average price of flights available within the next 90 days to this destination.

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

    C$ 328 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on WestJet and United Airlines, with prices starting from C$ 342 and C$ 487, respectively.

  • 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 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 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 see available direct flights.

  • 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 do 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.

  • 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 28/3.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

Top airline flying from Seattle to Ottawa

Discover the top airline 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 586,909 searches. Data last updated 29 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 416AverageC$ 707FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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.

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?

When you search for this flight from Seattle to Ottawa, 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 Seattle to Ottawa?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Ottawa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Seattle today and book when prices fit your budget.

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 can I compare prices from different travel booking sites for flights from Seattle to Ottawa?

Cheapflights aggregates prices from various travel booking sites. This allows you to compare prices and choose the best deal.

Can I find deals for flights from Seattle to Ottawa that offer flexible cancellation policies?

Cancellation policies vary by airline and fare type. After entering your flight details, you can view the cancellation policies for each deal in the search results. Some deals may offer flexibility in terms of cancellation and changes.