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$145+ Cheap flights from Winnipeg (YWG) to Seattle (SEA)

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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
YWG — SEA
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Cheap flight deals from Winnipeg to Seattle

Cheapest flights from Winnipeg to Seattle
Explore the most affordable flight options available from Winnipeg to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This Booking.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:00 am
YWG
-
SEA
1 stop5h 40m
WestJet
Mon 6/297:00 am
SEA
-
YWG
1 stop6h 25m
WestJet
Deal found 5/19$235
This oojo deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:55 pm
YWG
-
SEA
1 stop5h 50m
WestJet
Mon 7/277:00 am
SEA
-
YWG
2 stops7h 00m
WestJet
Deal found 5/18$240
This FlightHub deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/512:50 pm
YWG
-
SEA
2 stops7h 55m
WestJet
Mon 7/207:00 am
SEA
-
YWG
2 stops7h 00m
WestJet
Deal found 5/21$241
This Trip.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:55 pm
YWG
-
SEA
1 stop6h 05m
WestJet
Sun 8/27:00 am
SEA
-
YWG
1 stop5h 05m
WestJet
Deal found 5/18$248
This oojo deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:15 pm
YWG
-
SEA
2 stops20h 25m
WestJet
Fri 8/1410:30 am
SEA
-
YWG
2 stops9h 10m
WestJet
Deal found 5/19$258
This oojo deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/64:15 pm
YWG
-
SEA
2 stops19h 25m
WestJet
Mon 7/207:00 am
SEA
-
YWG
2 stops7h 00m
WestJet
Deal found 5/21$259

Find flight deals from Winnipeg to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Winnipeg (YWG) 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 May 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$235
(Booking.com)

One-way from

$145
(Justfly.com)

Popular in

June

Cheapest in

November

Average price

$321
Provider with most accurate pricing for Winnipeg-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Winnipeg-Seattle/Tacoma Intl flights.
Search Deals
From Winnipeg to Seattle/Tacoma Intl
Search Deals
One-way flight from Winnipeg to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Winnipeg 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 2,558,603 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Winnipeg to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Mon 7/6

4:15 pm-9:40 am

2 stops19h 25m

Seattle/Tacoma Intl

Mon 7/20

7:00 am-4:00 pm

2 stops7h 00m

$259

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 7/4

10:30 pm-9:40 am

2 stops13h 10m

Seattle/Tacoma Intl

Sat 7/25

10:30 am-5:25 pm

1 stop4h 55m

$267
Quickest round-trip

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 9/5

6:00 am-9:40 am

1 stop5h 40m

Seattle/Tacoma Intl

Mon 9/14

10:30 am-5:25 pm

1 stop4h 55m

$274

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Wed 6/10

2:55 pm-6:45 pm

1 stop5h 50m

Seattle/Tacoma Intl

Sat 6/13

10:30 am-5:25 pm

1 stop4h 55m

$286

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Mon 9/7

12:50 pm-9:00 pm

2 stops10h 10m

Seattle/Tacoma Intl

Tue 9/15

7:35 pm-2:40 pm

2 stops17h 05m

$290

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 6/20

6:00 am-9:40 am

1 stop5h 40m

Seattle/Tacoma Intl

Sat 6/27

7:35 pm-12:00 pm

2 stops14h 25m

$291

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 7/4

10:30 pm-9:40 am

2 stops13h 10m

Seattle/Tacoma Intl

Sun 7/12

7:35 pm-12:00 pm

2 stops14h 25m

$296

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 9/19

5:45 am-9:52 am

1 stop6h 07m

Seattle/Tacoma Intl

Wed 9/23

5:40 am-1:10 pm

1 stop5h 30m

$315

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 9/19

7:00 am-7:15 pm

1 stop14h 15m

Seattle/Tacoma Intl

Wed 9/23

8:40 am-10:33 pm

2 stops11h 53m

$321
Cheapest one-way

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Mon 6/29

12:50 pm-9:00 pm

2 stops10h 10m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Winnipeg to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Winnipeg to Seattle in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Winnipeg-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Winnipeg-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Winnipeg-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Winnipeg-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Winnipeg-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Winnipeg to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Winnipeg 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 Winnipeg to Seattle

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

The price you pay for your flight from Winnipeg to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Winnipeg to Seattle (average of $192). Flying from Winnipeg to Seattle in June is currently the most expensive (average of $381). 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.

How much does it cost to fly round-trip from Winnipeg to Seattle?

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 May 22, 2026.
Peruse reviews from past customers who have flown with WestJet and Air Canada from Winnipeg to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,342 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Entertainment

6.1

Food

6.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

YYZ - MCO

Friendly staff and thanks to the pilots who take care of us during the flights.
WestJet
7.2
Good
3,342 reviews
WestJet
7.2
Good
3,342 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Entertainment

6.1

Food

6.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

YYZ - MCO

Friendly staff and thanks to the pilots who take care of us during the flights.
Air Canada
7.1
Good
11,075 reviews
WestJet
7.2
Good
3,342 reviews

Boarding

7.4

Overall

7.2

Comfort

7.0

Entertainment

6.1

Food

6.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

YYZ - MCO

Friendly staff and thanks to the pilots who take care of us during the flights.

Related info for your journey

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

  • How long is the flight from Winnipeg to Seattle?

    Departing from Winnipeg to Seattle will take you 19h 25m. The distance from Winnipeg to Seattle is about 1150 mi.

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

    Currently priced at $143, WestJet will fly you from Winnipeg to Seattle and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as $192. WestJet is priced at 51% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $109 on Air Canada. Other airlines that offer cheap prices include WestJet from $119 and Delta from $147 one-way.

  • Can I find deals for flights from Winnipeg to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Winnipeg 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.

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

    Currently, November is the cheapest month in which you can book a flight from Winnipeg to Seattle (average of $192). Flying from Winnipeg to Seattle in June is currently the most expensive (average of $381). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

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 Winnipeg to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Winnipeg to Portland flights

Top 2 airlines flying from Winnipeg to Seattle

Discover the top 2 airlines that operate flights from Winnipeg 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 2,558,603 searches. Data last updated May 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$143Average$297FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$192Average$301FlexibilityNo cancel feeOn-time67%

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