What are the cheapest airlines to fly from State of Washington to Canada one-way?

One-way options have recently been found by users for as low as $63 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from $70 and Air Canada from $75 one-way.

How far in advance should I book a flight from State of Washington to Canada?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 28 days in advance, which can save you up to 110% on flights from State of Washington to Canada compared to booking the week you need them. Waiting 28 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 $540. For sooner than that we have options available in the next 3 days from $540.

What is the cheapest month to fly from State of Washington to Canada?

Flights from State of Washington to Canada lean towards being more expensive in April. Prices are generally better when you fly from State of Washington to Canada in January, with the cheapest ticket starting at $128.

Can I find deals for flights from Washington to Canada that include hotel bookings?

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

How can I find direct flights from Washington to Canada?

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

Can I find deals for business class flights from Washington to Canada?

Yes. Cheapflights offers flight deals from Washington to Canada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$196+ Flights from Washington to Canada

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington to Canada with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Canada

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$137 (Trip.com)
One-way from	$51 (Mytrip)
Popular in	April
Cheapest in	January
Average price	$369
Good round-trip deal	$165 or less
Good one-way deal	$114 or less

Provider with most accurate pricing for Seattle/Tacoma Intl-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Toronto (YTO) flights.

Search Deals

From Washington to Canada

Search Deals

One-way flight from Washington to Canada

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Washington to Canada.

Search Deals

Price to beat on a one-way flight from Washington to Canada.

Search Deals

Find flight deals from Washington to Canada

Cheapest flights from Washington to Canada
Explore the most affordable flight options available from Washington to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Thu 5/11:50 pmSEA - YYC

Nonstop1h 40mWestJet

Sun 5/412:05 pmYYC - SEA

Nonstop1h 53mWestJet

Deal found 3/30

$137

Wed 5/147:05 amSEA - YYC

Nonstop1h 40mMultiple Airlines

Wed 5/219:20 amYYC - SEA

2 stops5h 53mMultiple Airlines

Deal found 3/30

$142

Mon 4/287:01 pmPDX - YVR

1 stop27h 24mMultiple Airlines

Wed 4/303:55 pmYVR - PDX

1 stop18h 02mMultiple Airlines

Deal found 3/30

$164

Wed 5/142:55 pmSEA - YYC

1 stop4h 33mAir Canada

Wed 5/219:20 amYYC - SEA

2 stops5h 53mAir Canada

Deal found 3/30

$166

Mon 7/71:45 pmPDX - YYC

Nonstop1h 45mWestJet

Mon 7/1412:00 pmYYC - PDX

Nonstop1h 52mWestJet

Deal found 3/30

$171

Fri 5/28:56 pmSEA - YVR

1 stop25h 29mMultiple Airlines

Tue 5/63:55 pmYVR - SEA

1 stop9h 01mMultiple Airlines

Deal found 3/30

$173

Mon 7/211:45 pmPDX - YYC

Nonstop1h 45mMultiple Airlines

Sat 7/266:15 amYYC - PDX

1 stop4h 20mMultiple Airlines

Deal found 3/31

$180

Wed 5/143:39 pmSEA - YVR

1 stop3h 56mWestJet

Thu 5/159:00 amYVR - SEA

1 stop5h 09mWestJet

Deal found 3/30

$190

Thu 5/157:15 pmSEA - YVR

Nonstop1h 05mAir Canada

Thu 5/229:10 pmYVR - SEA

Nonstop1h 03mAir Canada

Deal found 3/30

$196

Wed 8/277:40 pmPDX - YYC

1 stop4h 03mAir Canada

Tue 9/210:20 amYYC - PDX

1 stop5h 26mAir Canada

Deal found 3/30

$205

Wed 4/165:14 amSEA - YYC

1 stop7h 39mUnited Airlines

Tue 4/223:49 pmYYC - SEA

1 stop10h 09mUnited Airlines

Deal found 3/30

$209

Tue 4/153:35 pmSEA - YYC

Nonstop1h 32mAlaska Airlines

Mon 4/216:59 pmYYC - SEA

Nonstop1h 46mAlaska Airlines

Deal found 3/31

$234

Best flights from Washington to Canada
Discover carefully curated flight deals from Washington to Canada that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Thu 5/11:50 pmSEA - YYC

Nonstop1h 40mWestJet

Sun 5/412:05 pmYYC - SEA

Nonstop1h 53mWestJet

Deal found 3/30

$137

Wed 5/147:05 amSEA - YYC

Nonstop1h 40mMultiple Airlines

Wed 5/219:20 amYYC - SEA

2 stops5h 53mMultiple Airlines

Deal found 3/30

$142

Wed 5/142:55 pmSEA - YYC

1 stop4h 33mAir Canada

Wed 5/219:20 amYYC - SEA

2 stops5h 53mAir Canada

Deal found 3/30

$166

Wed 4/165:14 amSEA - YYC

1 stop7h 39mUnited Airlines

Tue 4/223:49 pmYYC - SEA

1 stop10h 09mUnited Airlines

Deal found 3/30

$209

Tue 4/153:35 pmSEA - YYC

Nonstop1h 32mAlaska Airlines

Mon 4/216:59 pmYYC - SEA

Nonstop1h 46mAlaska Airlines

Deal found 3/31

$234

Wed 4/167:25 amSEA - YVR

Nonstop1h 13mDelta

Tue 4/226:45 amYVR - SEA

Nonstop1h 12mDelta

Deal found 3/31

$267

Sun 4/2711:20 amPDX - YVR

Nonstop1h 07mHawaiian Airlines

Sun 5/46:00 amYVR - PDX

1 stop3h 56mHawaiian Airlines

Deal found 3/29

$301

Mon 4/287:01 pmPDX - YVR

1 stop27h 24mMultiple Airlines

Wed 4/303:55 pmYVR - PDX

1 stop18h 02mMultiple Airlines

Deal found 3/30

$164

Mon 7/71:45 pmPDX - YYC

Nonstop1h 45mWestJet

Mon 7/1412:00 pmYYC - PDX

Nonstop1h 52mWestJet

Deal found 3/30

$171

Fri 5/28:56 pmSEA - YVR

1 stop25h 29mMultiple Airlines

Tue 5/63:55 pmYVR - SEA

1 stop9h 01mMultiple Airlines

Deal found 3/30

$173

Wed 8/276:15 amPDX - YYC

2 stops7h 46mAir Canada

Tue 9/212:30 pmYYC - PDX

2 stops7h 16mAir Canada

Deal found 3/30

$205

Wed 4/3012:59 amSEA - YYZ

1 stop8h 41mAmerican Airlines

Tue 5/66:30 amYYZ - SEA

1 stop13h 58mAmerican Airlines

Deal found 3/30

$411

Last-minute flights from Washington to Canada
Discover last-minute flight deals from Washington to Canada. Data last updated March 31, 2025 and is based on user searches.

Tue 4/84:16 pmSEA - YYZ

1 stop10h 39mMultiple Airlines

Tue 4/297:25 pmYYZ - SEA

1 stop19h 10mMultiple Airlines

Deal found 3/30

$282

Tue 4/88:04 pmSEA - YVR

2 stops26h 26mMultiple Airlines

Wed 4/163:55 pmYVR - SEA

1 stop27h 56mMultiple Airlines

Deal found 3/29

$346

Tue 4/810:25 amSEA - YVR

Nonstop1h 05mAir Canada

Fri 5/301:10 pmYVR - SEA

Nonstop1h 03mAir Canada

Deal found 3/30

$379

Tue 4/87:13 amSEA - YVR

Nonstop1h 13mWestJet

Fri 5/3010:30 pmYVR - SEA

1 stop15h 39mWestJet

Deal found 3/30

$387

Tue 4/812:57 pmPDX - YVR

Nonstop1h 11mHawaiian Airlines

Wed 4/92:58 pmYVR - PDX

Nonstop1h 15mHawaiian Airlines

Deal found 3/30

$417

Tue 4/85:40 pmSEA - YVR

Nonstop1h 03mAlaska Airlines

Tue 4/157:33 pmYVR - SEA

Nonstop1h 07mAlaska Airlines

Deal found 3/30

$438

Tue 4/85:14 amSEA - YVR

1 stop16h 35mUnited Airlines

Tue 4/155:25 pmYVR - SEA

Nonstop1h 03mUnited Airlines

Deal found 3/30

$448

Wed 4/96:20 amSEA - YTZ

1 stop9h 40mMultiple Airlines

Mon 4/144:10 pmYTZ - SEA

2 stops20h 25mMultiple Airlines

Deal found 3/30

$455

Thu 4/107:01 pmPDX - YVR

1 stop27h 29mMultiple Airlines

Sun 4/133:55 pmYVR - PDX

1 stop17h 17mMultiple Airlines

Deal found 3/31

$187

Thu 4/1010:25 amPDX - YYZ

1 stop16h 30mMultiple Airlines

Tue 4/156:30 amYYZ - PDX

2 stops14h 35mMultiple Airlines

Deal found 3/30

$285

Thu 4/105:45 amSEA - YYC

2 stops8h 26mAir Canada

Mon 4/146:00 amYYC - SEA

1 stop4h 53mAir Canada

Deal found 3/31

$345

Thu 4/103:15 pmSEA - YYC

Nonstop1h 40mWestJet

Mon 4/141:20 pmYYC - SEA

Nonstop2h 01mWestJet

Deal found 3/31

$369

One-way flights from Washington to Canada
Search for one-way flight options from Washington to Canada. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Mon 5/57:01 pmPDX - YVR

1 stop27h 24mMultiple Airlines

Deal found 3/30

$51

Thu 5/86:00 amSEA - YVR

1 stop16h 25mMultiple Airlines

Deal found 3/30

$59

Mon 4/287:05 amSEA - YYC

Nonstop1h 40mWestJet

Deal found 3/30

$63

Sat 7/261:45 pmPDX - YYC

Nonstop1h 45mWestJet

Deal found 3/30

$69

Sat 8/99:15 pmSEA - YYC

Nonstop1h 35mAlaska Airlines

Deal found 3/29

$70

Sat 7/265:35 amSEA - YYC

2 stops8h 26mAir Canada

Deal found 3/30

$75

Thu 5/13:25 pmPDX - YYC

1 stop4h 03mAir Canada

Deal found 3/30

$85

Thu 5/82:55 pmSEA - YVR

Nonstop1h 05mAir Canada

Deal found 3/30

$85

Thu 5/83:39 pmSEA - YVR

1 stop3h 56mWestJet

Deal found 3/30

$90

Tue 4/152:32 pmPDX - YYZ

1 stop12h 23mMultiple Airlines

Deal found 3/31

$93

Tue 4/2911:20 amPDX - YVR

Nonstop1h 07mAlaska Airlines

Deal found 3/30

$102

Sat 5/317:15 pmSEA - YVR

Nonstop1h 05mLufthansa

Deal found 3/31

$102

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Thu 5/1

1:50 pm-4:30 pm

Nonstop1h 40m

Calgary

Sun 5/4

12:05 pm-12:58 pm

Nonstop1h 53m

$137

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 5/14

7:05 am-9:45 am

Nonstop1h 40m

Calgary

Wed 5/21

9:20 am-2:13 pm

2 stops5h 53m

$142

PortlandVancouver

PDX - YVR

PDXYVR

Portland

Mon 4/28

7:01 pm-10:25 pm

1 stop27h 24m

Vancouver Intl

Wed 4/30

3:55 pm-9:57 am

1 stop18h 02m

$164

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 5/14

2:55 pm-8:28 pm

1 stop4h 33m

Calgary

Wed 5/21

9:20 am-2:13 pm

2 stops5h 53m

$166

PortlandCalgary

PDX - YYC

PDXYYC

Portland

Mon 7/7

1:45 pm-4:30 pm

Nonstop1h 45m

Calgary

Mon 7/14

12:00 pm-12:52 pm

Nonstop1h 52m

$171

SeattleVancouver

SEA - YVR

SEAYVR

Seattle/Tacoma Intl

Fri 5/2

8:56 pm-10:25 pm

1 stop25h 29m

Vancouver Intl

Tue 5/6

3:55 pm-12:56 am

1 stop9h 01m

$173

PortlandCalgary

PDX - YYC

PDXYYC

Portland

Mon 7/21

1:45 pm-4:30 pm

Nonstop1h 45m

Calgary

Sat 7/26

6:15 am-9:35 am

1 stop4h 20m

$180

SeattleVancouver

SEA - YVR

SEAYVR

Seattle/Tacoma Intl

Wed 5/14

3:39 pm-7:35 pm

1 stop3h 56m

Vancouver Intl

Thu 5/15

9:00 am-2:09 pm

1 stop5h 09m

$190

SeattleVancouver

SEA - YVR

SEAYVR

Seattle/Tacoma Intl

Thu 5/15

7:15 pm-8:20 pm

Nonstop1h 05m

Vancouver Intl

Thu 5/22

9:10 pm-10:13 pm

Nonstop1h 03m

$196

PortlandCalgary

PDX - YYC

PDXYYC

Portland

Wed 8/27

6:15 am-3:01 pm

2 stops7h 46m

Calgary

Tue 9/2

12:30 pm-6:46 pm

2 stops7h 16m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results

...

Best time to book a flight from Washington to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to Canada

What is the cheapest month to book a flight from State of Washington to Canada?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Canada (average of $243). Flying from State of Washington to Canada in July is currently the most expensive (average of $359). 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.

What is the cheapest time of day to fly from WA to CA?

When flying from State of Washington to Canada, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Canada

The most flights from USWA to CA0 are scheduled on a Monday (6 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Canada by month

In terms of precipitation, rainfall in Canada ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Canada when rainfall is around 2.0 in.

Temperature in Canada by month

If weather is an important factor for your trip to Canada, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Canada

Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Washington to Canada by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,344 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,614 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines to fly from State of Washington to Canada one-way?
One-way options have recently been found by users for as low as $63 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from $70 and Air Canada from $75 one-way.
Can I find deals for flights from Washington to Canada that include hotel bookings?
Yes. In addition to deals on Washington to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Canada?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Canada.
Can I find deals for business class flights from Washington to Canada?
Yes. Cheapflights offers flight deals from Washington to Canada by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from State of Washington to Canada?
Currently, January is the cheapest month in which you can book a flight from State of Washington to Canada (average of $243). Flying from State of Washington to Canada in July is currently the most expensive (average of $359). 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

Top 7 airlines flying from Washington to Canada

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$88	Average$434	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$108	Average$520	FlexibilityNo cancel fee	On-timeN/A
WestJet	Cheapest$110	Average$372	FlexibilityNo cancel fee	On-time60%
United Airlines	Cheapest$118	Average$593	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$149	Average$470	FlexibilityNo cancel fee	On-time75%
Harbour Air Seaplanes	Cheapest$203	Average$295	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$483	Average$670	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$51+ Cheap flights from Washington to Canada

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Canada with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Canada

Keep the following information in mind while searching for Washington to Canada flight deals. Data was last updated March 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Washington to Canada

Cheapest flights from Washington to CanadaExplore the most affordable flight options available from Washington to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Explore the most affordable flight options available from Washington to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Washington to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Canada

What is the cheapest month to book a flight from State of Washington to Canada?

What is the cheapest time of day to fly from WA to CA?

Find hourly flight availability from Washington to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Weekly flight availability from State of Washington to Canada

Explore weekly flight availability from Washington to Canada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 31, 2025.

Rainfall in Canada by month

Plan your trip to Canada by taking into account the average rainfall totals by month.

Temperature in Canada by month

Plan your trip to Canada by taking into account the average temperature totals by month.

Reviews of airlines servicing Canada

Related info for your journey

Find useful and relevant information for your journey from Washington to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from State of Washington to Canada one-way?

Can I find deals for flights from Washington to Canada that include hotel bookings?

How can I find direct flights from Washington to Canada?

Can I find deals for business class flights from Washington to Canada?

What is the cheapest month to book a flight from State of Washington to Canada?

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.

Alternative routes for Washington to Canada

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Washington to Canada

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington to Canada
Explore the most affordable flight options available from Washington to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.