Cheap flights from Seattle (SEA) to Ottawa (YOW) from $115

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 4/23. 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
feb. 27 — mar. 51

The best prices from Seattle/Tacoma Intl to Ottawa are usually found in March or February, booked 43 days in advance, depart on a Thursday or Saturday 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 febrero 22, 2024.

Popular in

July

Cheapest in

March

Round-trip from

$283

One-way from

$262
High demand for flights, 24% potential price rise
Best time to find cheap flights, 51% potential price drop
From Seattle/Tacoma Intl to Ottawa
One-way flight from Seattle/Tacoma Intl to Ottawa

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 Sunday. 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 51% 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 3,442,422 searches. Data last updated febrero 22, 2024.
Find some of the cheapest WestJet flights traveling from Seattle to Ottawa. It's recommended that users confirm their flight details before booking.
jue. 6/207:00 amSEA - YOW
1 stop14h 37mWestJet
lun. 6/248:00 amYOW - SEA
1 stop7h 56mWestJet
Deal found 2/21$571
jue. 8/81:50 pmSEA - YOW
1 stop7h 47mWestJet
lun. 8/123:55 pmYOW - SEA
1 stop24h 01mWestJet
Deal found 2/21$578
mié. 7/36:15 pmSEA - YOW
1 stop9h 37mWestJet
dom. 7/78:00 amYOW - SEA
1 stop12h 21mWestJet
Deal found 2/21$580
dom. 5/127:00 amSEA - YOW
1 stop20h 57mWestJet
vie. 5/178:15 pmYOW - SEA
1 stop27h 05mWestJet
Deal found 2/22$591
jue. 6/207:00 amSEA - YOW
2 stops28h 31mWestJet
lun. 6/246:00 amYOW - SEA
2 stops11h 46mWestJet
Deal found 2/21$597
dom. 5/127:00 amSEA - YOW
1 stop14h 42mWestJet
vie. 5/173:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 2/22$603
jue. 6/207:00 amSEA - YOW
1 stop14h 37mWestJet
lun. 6/246:00 amYOW - SEA
2 stops11h 46mWestJet
Deal found 2/21$606
jue. 8/83:30 pmSEA - YOW
2 stops12h 22mWestJet
lun. 8/123:55 pmYOW - SEA
1 stop24h 01mWestJet
Deal found 2/21$608
mar. 5/71:50 pmSEA - YOW
1 stop7h 52mWestJet
mié. 5/88:00 amYOW - SEA
1 stop7h 56mWestJet
Deal found 2/20$614

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 3,442,422 searches. Data last updated febrero 22, 2024.
To aid your search, here are some of the cheapest Air Canada flights we've found from Seattle to Ottawa. Ensure the flight price, dates, time, and airline match your criteria before you book.
sáb. 8/1010:40 amSEA - YOW
1 stop7h 09mAir Canada
dom. 8/119:45 pmYOW - SEA
1 stop15h 20mAir Canada
Deal found 2/21$594
mar. 5/75:50 amSEA - YOW
2 stops10h 36mAir Canada
mié. 5/87:20 amYOW - SEA
1 stop10h 07mAir Canada
Deal found 2/20$629
mar. 5/75:50 amSEA - YOW
2 stops10h 07mAir Canada
mié. 5/85:55 amYOW - SEA
2 stops11h 32mAir Canada
Deal found 2/20$634
vie. 3/223:20 pmSEA - YOW
1 stop7h 28mAir Canada
vie. 3/294:50 pmYOW - SEA
1 stop8h 06mAir Canada
Deal found 2/21$664
vie. 3/225:50 amSEA - YOW
1 stop6h 58mAir Canada
vie. 3/295:20 amYOW - SEA
2 stops12h 11mAir Canada
Deal found 2/21$674
mié. 3/275:50 amSEA - YOW
2 stops10h 25mAir Canada
dom. 3/316:00 amYOW - SEA
2 stops11h 32mAir Canada
Deal found 2/21$726

Cheap Seattle to Ottawa flights in February & March 2024

Find cheap flight options from Seattle to Ottawa specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,442,422 searches. Prices were last updated on febrero 22, 2024.
Scroll through some of the best deals on flights from Seattle to Ottawa in 2024. Check back regularly for other flight deals.
dom. 3/178:15 pmSEA - YOW
2 stops36h 25mMultiple Airlines
vie. 3/227:00 amYOW - SEA
1 stop15h 33mMultiple Airlines
Deal found 2/21$583
dom. 3/178:15 pmSEA - YOW
1 stop18h 15mMultiple Airlines
vie. 3/227:00 amYOW - SEA
1 stop15h 33mMultiple Airlines
Deal found 2/21$632
mié. 3/2711:50 pmSEA - YOW
1 stop14h 14mUnited Airlines
dom. 3/315:24 pmYOW - SEA
2 stops19h 23mUnited Airlines
Deal found 2/21$660
vie. 3/223:20 pmSEA - YOW
1 stop7h 28mAir Canada
vie. 3/294:50 pmYOW - SEA
1 stop8h 06mAir Canada
Deal found 2/21$664
vie. 3/229:40 amSEA - YOW
2 stops11h 40mWestJet
vie. 3/296:00 amYOW - SEA
2 stops13h 22mWestJet
Deal found 2/21$665
vie. 3/225:50 amSEA - YOW
1 stop6h 58mAir Canada
vie. 3/295:20 amYOW - SEA
2 stops12h 11mAir Canada
Deal found 2/21$674
mié. 3/2711:50 pmSEA - YOW
1 stop14h 14mUnited Airlines
dom. 3/316:35 amYOW - SEA
1 stop15h 10mUnited Airlines
Deal found 2/21$676
mar. 3/123:20 pmSEA - YOW
1 stop7h 28mMultiple Airlines
jue. 3/146:00 amYOW - SEA
1 stop18h 58mMultiple Airlines
Deal found 2/21$715
mié. 3/275:50 amSEA - YOW
2 stops10h 25mAir Canada
dom. 3/316:00 amYOW - SEA
2 stops11h 32mAir Canada
Deal found 2/21$726

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 3,442,422 searches. Data last updated febrero 22, 2024.
Scroll through some of the best deals on flights from Seattle to Ottawa in 2024. Check back regularly for other flight deals.
jue. 6/207:00 amSEA - YOW
1 stop14h 37mWestJet
lun. 6/248:00 amYOW - SEA
1 stop7h 56mWestJet
Deal found 2/21$571
jue. 8/81:50 pmSEA - YOW
1 stop7h 47mWestJet
lun. 8/123:55 pmYOW - SEA
1 stop24h 01mWestJet
Deal found 2/21$578
mié. 7/36:15 pmSEA - YOW
1 stop9h 37mWestJet
dom. 7/78:00 amYOW - SEA
1 stop12h 21mWestJet
Deal found 2/21$580
dom. 3/178:15 pmSEA - YOW
2 stops36h 25mMultiple Airlines
vie. 3/227:00 amYOW - SEA
1 stop15h 33mMultiple Airlines
Deal found 2/21$583
dom. 5/127:00 amSEA - YOW
1 stop20h 57mWestJet
vie. 5/178:15 pmYOW - SEA
1 stop27h 05mWestJet
Deal found 2/22$591
sáb. 8/1010:40 amSEA - YOW
1 stop7h 09mAir Canada
dom. 8/119:45 pmYOW - SEA
1 stop15h 20mAir Canada
Deal found 2/21$594
jue. 6/207:00 amSEA - YOW
2 stops28h 31mWestJet
lun. 6/246:00 amYOW - SEA
2 stops11h 46mWestJet
Deal found 2/21$597
mié. 7/37:00 amSEA - YOW
1 stop7h 17mMultiple Airlines
dom. 7/76:00 amYOW - SEA
2 stops11h 46mMultiple Airlines
Deal found 2/21$601
dom. 5/127:00 amSEA - YOW
1 stop14h 42mWestJet
vie. 5/173:25 pmYOW - SEA
2 stops24h 31mWestJet
Deal found 2/22$603

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 3,442,422 searches. Data last updated febrero 22, 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.
mar. 4/2310:44 amSEA - YOW
3 stops48h 26mMultiple Airlines
Deal found 2/21$115
mar. 4/239:38 amSEA - YOW
2 stops26h 09mMultiple Airlines
Deal found 2/21$195
sáb. 4/209:38 amSEA - YOW
2 stops26h 09mMultiple Airlines
Deal found 2/21$210
sáb. 4/202:55 pmSEA - YOW
2 stops20h 52mMultiple Airlines
Deal found 2/22$218
sáb. 4/209:38 amSEA - YOW
3 stops35h 27mMultiple Airlines
Deal found 2/21$229
sáb. 4/201:50 pmSEA - YOW
1 stop22h 20mWestJet
Deal found 2/20$251
sáb. 4/201:50 pmSEA - YOW
1 stop21h 57mMultiple Airlines
Deal found 2/22$258
lun. 5/131:50 pmSEA - YOW
1 stop7h 52mWestJet
Deal found 2/21$262
sáb. 4/201:50 pmSEA - YOW
1 stop21h 57mMultiple Airlines
Deal found 2/21$263

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 3,442,422 searches. Data last updated febrero 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$571 - $1,054

Route

Depart

Return

Price

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

jue. 6/20

1 stop14h 37m

Ottawa

lun. 6/24

1 stop7h 56m

$571

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

jue. 8/8

1 stop7h 47m

Ottawa

lun. 8/12

1 stop24h 01m

$578

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

mié. 7/3

1 stop9h 37m

Ottawa

dom. 7/7

1 stop12h 21m

$580

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

dom. 3/17

2 stops36h 25m

Ottawa

vie. 3/22

1 stop15h 33m

$583

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

sáb. 8/10

1 stop7h 09m

Ottawa

dom. 8/11

1 stop15h 20m

$594

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

mié. 7/3

1 stop7h 17m

Ottawa

dom. 7/7

2 stops11h 46m

$601

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

mar. 5/7

2 stops10h 36m

Ottawa

mié. 5/8

1 stop10h 07m

$629

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

mié. 3/27

1 stop14h 14m

Ottawa

dom. 3/31

2 stops19h 23m

$660

Seattle/Tacoma IntlOttawa

SEA - YOW

SEAYOW

Seattle/Tacoma Intl

mié. 7/3

2 stops9h 47m

Ottawa

dom. 7/7

2 stops11h 45m

$1,054

Flights are sorted by cheapest first

Deals found on 2/21

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.
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 February 18, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Ottawa flight should consider departing on Friday 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 $222 while a round-trip flight costs $650. Price data was last updated on February 18, 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 $513). 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

$492

April

$443

May

$473

June

$423

July

$513

August

$449

September

$456

October

$362

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 febrero 22, 2024.
Read reviews from past customers who have flown WestJet, Air Canada and United Airlines 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.
8.1
Very good
11,921 reviews

Boarding

8.2

Crew

8.6

Entertainment

8.1

Comfort

7.9

Overall

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,921 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Crew

8.6

Entertainment

8.1

Comfort

7.9

Overall

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.6
Good
3,161 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Crew

8.6

Entertainment

8.1

Comfort

7.9

Overall

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,872 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Crew

8.6

Entertainment

8.1

Comfort

7.9

Overall

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.0
Good
6,662 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Crew

8.6

Entertainment

8.1

Comfort

7.9

Overall

8.1

Food

7.5

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 $600 on Cheapflights?

Yes, there are multiple flights from Seattle to Ottawa for under $600. The cheapest flight booked recently is on WestJet for just $571, but on average you can expect to pay $610.

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

According to our current data, WestJet ($571), Air Canada ($594), and United Airlines ($660) offers the cheapest pricing 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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Seattle to Ottawa

Discover the top 2 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 3,442,422 searches. Data last updated febrero 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$201Average$579FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$403Average$636FlexibilityNo cancel feeOn-time69%
Search United Airlines 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.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

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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