What is the cheapest airline that flies from Seattle/Tacoma Intl to Canada?

WestJet, Air Canada, and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Canada

How many flights depart from Seattle to Canada on average per week?

As of December 2025, 484 flights take off from Seattle and land in Canada each week. The most common flight departure day for this route is Thu, with 20% of weekly flights taking off on this day.

Which airline has the best punctuality record on Seattle to Canada flights?

According to our data, Alaska Airlines have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

How many flights depart from Seattle to Canada on average per day?

69 flights are operational daily from Seattle to Canada as of December 2025. The most popular departure time for this route is 3:00PM, with 47% of flights per day taking off in the afternoon.

What airlines fly to Canada?

WestJet, Air Canada and Alaska Airlines are the top three most popular airlines that fly to Canada from Seattle according to our data. WestJet is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Canada. Keep in mind that there are 7 different airlines that fly to Canada on a routine basis, so you have a few additional options to choose from.

How often are flights from Seattle to Canada delayed?

Historically, on average around 19% of flights between Seattle and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 105 minutes.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Seattle to Canada flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Canada?

Prices for flights from Seattle/Tacoma Intl Airport to Canada refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Canada?

As of December 2025, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Canada.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Canada?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Canada.

What documentation or ID do you need to fly to Canada?

The necessary travel and health documents for your Canada trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$35 Cheap Flights from Seattle to Canada in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Canada

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 1:15 pm

SEA

YLW

1h 20mnonstop

9:00 am - 10:22 am

YLW

SEA

1h 22mnonstop

$107WestJet

Fri, Jan 9 - Sun, Jan 11

11:55 am - 1:15 pm

SEA

YLW

1h 20mnonstop

9:00 am - 10:22 am

YLW

SEA

1h 22mnonstop

$109WestJet

Sat, Jan 17 - Sun, Jan 18

11:05 pm - 11:57 pm

SEA

YYJ

0h 52mnonstop

1:01 pm - 1:58 pm

YYJ

SEA

0h 57mnonstop

$163Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

9:50 am - 10:44 am

SEA

YYJ

0h 54mnonstop

11:34 am - 12:31 pm

YYJ

SEA

0h 57mnonstop

$174Alaska Airlines

Wed, Mar 4 - Sun, Mar 8

8:10 am - 3:53 pm

SEA

YYZ

4h 43mnonstop

7:50 pm - 10:16 pm

YYZ

SEA

5h 26mnonstop

$252Air Canada

Wed, Feb 18 - Wed, Feb 18

8:00 pm - 9:42 am

SEA

YTZ

10h 42m2 stops

8:30 pm - 2:31 pm

YTZ

SEA

21h 01m2 stops

$288Air Canada

Fri, Jan 30 - Fri, Feb 6

10:05 am - 12:09 am

SEA

YZF

13h 04m1 stop

5:30 pm - 11:28 pm

YZF

SEA

30h 58m2 stops

$400United Airlines

Sun, Mar 15 - Thu, Mar 19

7:10 pm - 12:09 am

SEA

YZF

27h 59m2 stops

5:30 pm - 11:28 pm

YZF

SEA

30h 58m2 stops

$405United Airlines

Sun, Mar 15 - Thu, Mar 19

11:23 pm - 3:25 pm

SEA

YQB

13h 02m1 stop

5:10 pm - 12:10 am

YQB

SEA

10h 00m1 stop

$579American Airlines

Mon, Jun 1 - Mon, Jun 8

11:23 pm - 3:25 pm

SEA

YQB

13h 02m1 stop

3:10 pm - 12:10 am

YQB

SEA

12h 00m2 stops

$588American Airlines

Mon, Jun 1 - Mon, Jun 8

WestJet flights from Seattle to Canada

Our best WestJet deals on Seattle to Canada flight tickets

WestJet

Jan 9

SEA11:55 amSeattle/Tacoma Intl

1h 20m

YLW1:15 pmKelowna

Jan 11

YLW9:00 amKelowna

1h 22m

SEA10:22 amSeattle/Tacoma Intl

$107

Find similar

WestJet

Jan 17

SEA11:55 amSeattle/Tacoma Intl

10h 49m

2 stops

YVR10:44 pmVancouver Intl

Jan 30

YVR7:00 amVancouver Intl

3h 22m

1 stop

SEA10:22 amSeattle/Tacoma Intl

$115

Find similar

WestJet

Feb 13

SEA11:55 amSeattle/Tacoma Intl

1h 19m

YLW1:14 pmKelowna

Feb 16

YLW8:50 amKelowna

5h 29m

1 stop

SEA2:19 pmSeattle/Tacoma Intl

$117

Find similar

Alaska Airlines flights from Seattle to Canada

Our best Alaska Airlines deals on Seattle to Canada flight tickets

Alaska Airlines

Jan 31

SEA11:05 pmSeattle/Tacoma Intl

1h 05m

YVR12:10 amVancouver Intl

Feb 7

YVR5:45 pmVancouver Intl

1h 04m

SEA6:49 pmSeattle/Tacoma Intl

$156

Find similar

Alaska Airlines

Mar 18

SEA11:22 amSeattle/Tacoma Intl

1h 08m

YVR12:30 pmVancouver Intl

Mar 24

YVR7:55 amVancouver Intl

1h 07m

SEA9:02 amSeattle/Tacoma Intl

$161

Find similar

Alaska Airlines

Jan 13

SEA11:05 pmSeattle/Tacoma Intl

1h 05m

YVR12:10 amVancouver Intl

Jan 20

YVR6:00 amVancouver Intl

1h 15m

SEA7:15 amSeattle/Tacoma Intl

$163

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Fri 1/9

11:55 am-1:15 pm

Nonstop1h 20m

Kelowna

Sun 1/11

9:00 am-10:22 am

Nonstop1h 22m

$107

SeattleKelowna

SEA - YLW

SEAYLW

Seattle/Tacoma Intl

Sat 1/17

11:55 am-1:15 pm

Nonstop1h 20m

Kelowna

Sun 1/18

9:00 am-10:22 am

Nonstop1h 22m

$109

SeattleVictoria

SEA - YYJ

SEAYYJ

Seattle/Tacoma Intl

Tue 1/13

11:05 pm-11:57 pm

Nonstop0h 52m

Victoria Intl

Tue 1/20

1:01 pm-1:58 pm

Nonstop0h 57m

$163

SeattleVictoria

SEA - YYJ

SEAYYJ

Seattle/Tacoma Intl

Wed 3/4

9:50 am-10:44 am

Nonstop0h 54m

Victoria Intl

Sun 3/8

11:34 am-12:31 pm

Nonstop0h 57m

$174

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 2/18

8:10 am-3:53 pm

Nonstop4h 43m

Toronto Pearson Intl

Wed 2/18

7:50 pm-10:16 pm

Nonstop5h 26m

$252

SeattleToronto

SEA - YTZ

SEAYTZ

Seattle/Tacoma Intl

Fri 1/30

8:00 pm-9:42 am

2 stops10h 42m

Toronto Island

Fri 2/6

8:30 pm-2:31 pm

2 stops21h 01m

$288

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

10:05 am-12:09 am

1 stop13h 04m

Yellowknife

Thu 3/19

5:30 pm-11:28 pm

2 stops30h 58m

$400

SeattleYellowknife

SEA - YZF

SEAYZF

Seattle/Tacoma Intl

Sun 3/15

7:10 pm-12:09 am

2 stops27h 59m

Yellowknife

Thu 3/19

5:30 pm-11:28 pm

2 stops30h 58m

$405

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 6/1

11:23 pm-3:25 pm

1 stop13h 02m

Québec City

Mon 6/8

5:10 pm-12:10 am

1 stop10h 00m

$579

SeattleQuébec City

SEA - YQB

SEAYQB

Seattle/Tacoma Intl

Mon 6/1

11:23 pm-3:25 pm

1 stop13h 02m

Québec City

Mon 6/8

3:10 pm-12:10 am

2 stops12h 00m

$588

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Canada

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Canada?

If you aren’t able to travel during the month of November, then book flights to Canada from Seattle during January instead. Flights to Canada in January, while not as cheap as those in November, still average around $283.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Tuesday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as $539. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Canada for around $712.

What is the cheapest time of day to depart on your flight to Canada?

In the afternoon is the cheapest time of day to fly from Seattle to Canada when you can find flight prices for as low as $283. Flying to Canada in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Canada is in the morning when prices are around $615.

What is the cheapest Seattle/Tacoma Intl to Canada flight route?

Fly from Seattle/Tacoma Intl to Vancouver Intl for the best Seattle/Tacoma Intl - Canada flight prices

How far in advance should I book a flight to Canada?

You are more likely to see cheaper flights to Canada from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around $413 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from Seattle for as low as $292 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Canada flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Canada flights?

You could potentially save up to 19% on your flight if you consider stops on a Seattle to Canada flight.

Cheap Seattle to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Canada

Best Price Found	$137
Fastest flight time	0h 52m
Direct flights	Every day
Airports in Canada	513 airports

The best one-way flight to Canada from Seattle in the past 72 hours is $137. The best round-trip flight deal from Seattle to Canada found on momondo in the last 72 hours is $161.

The fastest flight from Seattle to Canada takes 0h 52m

Direct flights go from Seattle to Canada every day.

There are 513 airports in Canada. From Seattle there are direct flights to Vancouver Intl (YVR), Victoria Intl (YYJ).

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Canada?
Prices for flights from Seattle/Tacoma Intl Airport to Canada refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Canada?
As of December 2025, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Canada.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Canada?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Canada.
What documentation or ID do you need to fly to Canada?
The necessary travel and health documents for your Canada trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Canada?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Canada is Boeing 787-9 Dreamliner, representing 15.32% of all bookings. The subsequent popular models are Airbus A220-300 at 15.11%, De Havilland (Bombardier) DHC-8-400 Dash 8Q at 11.78%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 6.94%.

Best airlines flying from Seattle to Canada

Compare and see reviews for airlines that fly from Seattle to Canada with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $90	Free Cancellation	Rating 7.1 10,534 reviews	Search Air Canada flights
Delta	PriceFrom $108	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
WestJet	PriceFrom $139	Free Cancellation	Rating 7.2 3,204 reviews	Search WestJet flights
United Airlines	PriceFrom $173	Free Cancellation	Rating 7.4 9,091 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $175	Free Cancellation	Rating 8.0 11,477 reviews	Search Alaska Airlines flights
Harbour Air Seaplanes	PriceFrom $222	Free Cancellation	Rating 0.0 0 reviews	Search Harbour Air Seaplanes flights
American Airlines	PriceFrom $493	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Canada?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Canada. momondo saves you time and could save you money on your trip.

Can I find flights from Seattle to Canada with flexible booking policies on momondo?

Yes. All flights to Canada from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Canada?

momondo provides multiple filters to help you find the best flight to Canada from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Canada right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Canada, momondo offers a useful price alert feature which will track prices for flights to Canada from Seattle and alert you when they change.

An easier way to manage your Canada trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 1/17

Sat 1/24

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada

Popular cities in Canada

Flights to Torontofrom $101

Flights to Vancouverfrom $75

Flights to Montrealfrom $161

Flights to Calgaryfrom $157

Flights to Ottawafrom $166

Flights to Halifaxfrom $220

Flights to Winnipegfrom $191

Flights to Québec Cityfrom $263

Flights to Saskatoonfrom $168

Flights to Kelownafrom $134

Flights to St. John'sfrom $239

Flights to Reginafrom $188

Cheap flights from Seattle to Canada from $35

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Canada departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Canada

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

WestJet flights from Seattle to Canada

Our best WestJet deals on Seattle to Canada flight tickets

Alaska Airlines flights from Seattle to Canada

Our best Alaska Airlines deals on Seattle to Canada flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Canada that are best for you.

See travel insights to Canada from

How to get the cheapest flight ticket from Seattle to Canada

What is the cheapest month to fly to Canada?

If you aren’t able to travel during the month of November, then book flights to Canada from Seattle during January instead. Flights to Canada in January, while not as cheap as those in November, still average around $283.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Tuesday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as $539. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Canada for around $712.

What is the cheapest time of day to depart on your flight to Canada?

What is the cheapest Seattle/Tacoma Intl to Canada flight route?

Fly from Seattle/Tacoma Intl to Vancouver Intl for the best Seattle/Tacoma Intl - Canada flight prices

How far in advance should I book a flight to Canada?

What cabin class options are available on Seattle/Tacoma Intl to Canada flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Canada flights?

You could potentially save up to 19% on your flight if you consider stops on a Seattle to Canada flight.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Canada?

WestJet, Air Canada, and Alaska Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Canada

What airlines fly to Canada?

How often are flights from Seattle to Canada delayed?

Historically, on average around 19% of flights between Seattle and Canada have experienced a delay on any given week. The average delay length over the past 12 months has been 105 minutes.

What is the most punctual flight time for Seattle to Canada flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Seattle to Canada flights?

According to our data, Alaska Airlines have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

How many flights depart from Seattle to Canada on average per day?

69 flights are operational daily from Seattle to Canada as of December 2025. The most popular departure time for this route is 3:00PM, with 47% of flights per day taking off in the afternoon.

How many flights depart from Seattle to Canada on average per week?

As of December 2025, 484 flights take off from Seattle and land in Canada each week. The most common flight departure day for this route is Thu, with 20% of weekly flights taking off on this day.

Cheap Seattle to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Canada

Best Price Found

Fastest flight time

Direct flights

Airports in Canada

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Canada?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Canada?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Canada?

What documentation or ID do you need to fly to Canada?

What is the most popular plane model from Seattle to Canada?

Best airlines flying from Seattle to Canada

Compare and see reviews for airlines that fly from Seattle to Canada with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Canada?

Can I find flights from Seattle to Canada with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Canada?

I’m not ready to book a flight from Seattle to Canada right now. Can momondo alert me if prices change?

An easier way to manage your Canada trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Popular cities in Canada

Popular flights according to clicks in the last 7 days on momondo