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

WestJet is the most popular carrier operating from Winnipeg to Seattle/Tacoma Intl

What airlines fly to Seattle?

Air Canada, WestJet and Delta are the top three most popular airlines that fly to Seattle from Winnipeg according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport are updated daily.

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

As of October 2025, there are 3 operators available to choose from for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Winnipeg Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$156 Cheap Flights from Winnipeg to Seattle in 2025/26

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Find the cheapest flights from Winnipeg to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:40 pm - 2:19 pmYWG-SEA

27h 39m1 stop

3:10 pm - 12:40 amSEA-YWG

7h 30m1 stop

$191WestJet

Find Deal

Thu, Feb 26 - Mon, Mar 2

12:55 pm - 2:19 pmYWG-SEA

27h 24m2 stops

3:10 pm - 12:40 amSEA-YWG

7h 30m1 stop

$193WestJet

Find Deal

Thu, Feb 26 - Mon, Mar 2

6:00 am - 9:31 amYWG-SEA

5h 31m1 stop

3:40 pm - 1:09 amSEA-YWG

7h 29m1 stop

$213Air Canada

Find Deal

Wed, Mar 4 - Fri, Mar 6

6:45 am - 2:20 pmYWG-SEA

9h 35m2 stops

3:10 pm - 12:41 amSEA-YWG

7h 31m1 stop

$239WestJet

Find Deal

Thu, Nov 13 - Thu, Nov 20

6:00 am - 9:31 amYWG-SEA

5h 31m1 stop

5:50 am - 12:59 pmSEA-YWG

5h 09m1 stop

$242Air Canada

Find Deal

Wed, Mar 4 - Fri, Mar 6

5:55 am - 9:08 amYWG-SEA

29h 13m1 stop

11:35 am - 12:43 amSEA-YWG

11h 08m1 stop

$270Multiple Airlines

Find Deal

Mon, Dec 1 - Wed, Dec 17

9:00 pm - 9:08 amYWG-SEA

14h 08m2 stops

11:35 am - 12:43 amSEA-YWG

11h 08m1 stop

$291Multiple Airlines

Find Deal

Mon, Dec 1 - Wed, Dec 17

12:40 pm - 8:32 pmYWG-SEA

9h 52m1 stop

12:00 pm - 11:33 pmSEA-YWG

9h 33m1 stop

$393Delta

Find Deal

Fri, Mar 27 - Fri, Apr 3

6:40 am - 6:41 pmYWG-SEA

14h 01m2 stops

9:35 pm - 11:45 amSEA-YWG

12h 10m2 stops

$394Delta

Find Deal

Sun, Nov 16 - Fri, Dec 12

8:40 am - 8:51 pmYWG-SEA

14h 11m3 stops

5:07 pm - 11:57 amSEA-YWG

16h 50m2 stops

$439United Airlines

Find Deal

Fri, Oct 31 - Mon, Nov 3

WestJet flights from Winnipeg to Seattle

Our best WestJet deals on Winnipeg to Seattle flight tickets

WestJet

Feb 26

YWG12:40 pmWinnipeg

27h 39m

1 stop

SEA2:19 pmSeattle/Tacoma Intl

Mar 2

SEA3:10 pmSeattle/Tacoma Intl

7h 30m

1 stop

YWG12:40 amWinnipeg

$191

Find similar

WestJet

Feb 26

YWG12:55 pmWinnipeg

27h 24m

2 stops

SEA2:19 pmSeattle/Tacoma Intl

Mar 2

SEA3:10 pmSeattle/Tacoma Intl

7h 30m

1 stop

YWG12:40 amWinnipeg

$193

Find similar

WestJet

Nov 13

YWG6:45 amWinnipeg

9h 35m

2 stops

SEA2:20 pmSeattle/Tacoma Intl

Nov 20

SEA3:10 pmSeattle/Tacoma Intl

7h 31m

1 stop

YWG12:41 amWinnipeg

$239

Find similar

Air Canada flights from Winnipeg to Seattle

Our best Air Canada deals on Winnipeg to Seattle flight tickets

Air Canada

Mar 4

YWG6:00 amWinnipeg

5h 31m

1 stop

SEA9:31 amSeattle/Tacoma Intl

Mar 6

SEA3:40 pmSeattle/Tacoma Intl

7h 29m

1 stop

YWG1:09 amWinnipeg

$213

Find similar

Air Canada

Mar 4

YWG6:00 amWinnipeg

5h 31m

1 stop

SEA9:31 amSeattle/Tacoma Intl

Mar 6

SEA5:50 amSeattle/Tacoma Intl

5h 09m

1 stop

YWG12:59 pmWinnipeg

$242

Find similar

Air Canada

Nov 25

YWG6:00 amWinnipeg

5h 31m

1 stop

SEA9:31 amSeattle/Tacoma Intl

Nov 29

SEA5:50 amSeattle/Tacoma Intl

5h 09m

1 stop

YWG12:59 pmWinnipeg

$287

Find similar

Fly from

Fly to

Route

Depart

Return

Price

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 2/26

12:40 pm-2:19 pm

1 stop27h 39m

Seattle/Tacoma Intl

Mon 3/2

3:10 pm-12:40 am

1 stop7h 30m

$191

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 2/26

12:55 pm-2:19 pm

2 stops27h 24m

Seattle/Tacoma Intl

Mon 3/2

3:10 pm-12:40 am

1 stop7h 30m

$193

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Wed 3/4

6:00 am-9:31 am

1 stop5h 31m

Seattle/Tacoma Intl

Fri 3/6

3:40 pm-1:09 am

1 stop7h 29m

$213

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 11/13

6:45 am-2:20 pm

2 stops9h 35m

Seattle/Tacoma Intl

Thu 11/20

3:10 pm-12:41 am

1 stop7h 31m

$239

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Wed 3/4

6:00 am-9:31 am

1 stop5h 31m

Seattle/Tacoma Intl

Fri 3/6

5:50 am-12:59 pm

1 stop5h 09m

$242

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Mon 12/1

5:55 am-9:08 am

1 stop29h 13m

Seattle/Tacoma Intl

Wed 12/17

11:35 am-12:43 am

1 stop11h 08m

$270

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Mon 12/1

9:00 pm-9:08 am

2 stops14h 08m

Seattle/Tacoma Intl

Wed 12/17

11:35 am-12:43 am

1 stop11h 08m

$291

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Fri 3/27

12:40 pm-8:32 pm

1 stop9h 52m

Seattle/Tacoma Intl

Fri 4/3

12:00 pm-11:33 pm

1 stop9h 33m

$393

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sun 11/16

6:40 am-6:41 pm

2 stops14h 01m

Seattle/Tacoma Intl

Fri 12/12

9:35 pm-11:45 am

2 stops12h 10m

$394

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Fri 10/31

8:40 am-8:51 pm

3 stops14h 11m

Seattle/Tacoma Intl

Mon 11/3

5:07 pm-11:57 am

2 stops16h 50m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Winnipeg to Seattle

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

What is the cheapest month to fly to Seattle?

In general, November is the cheapest month to fly from Winnipeg to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $193. If you don’t want to visit Seattle in November, then you should wait until September to fly from Winnipeg, when ticket prices are also cheap, with an average price of $242.

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

On average, the least expensive day to fly to Seattle from Winnipeg is on a Thursday. momondo users have found tickets for Thursday departures for as low as $314. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Winnipeg because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $439.

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

Flying to Seattle from Winnipeg in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $311 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $355. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Seattle from Winnipeg when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $286 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Winnipeg for as low as $207 on momondo.

How have Winnipeg to Seattle flight prices changed over time?

As of October 2025, prices for Winnipeg to Seattle flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Winnipeg to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Winnipeg to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Winnipeg to Seattle (YWG to SEA) flight deals and tips

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

Direct flights	None

There are no direct flights from Winnipeg to Seattle. There are no popular flight routes from Winnipeg to Seattle.

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How far is Winnipeg to Seattle/Tacoma Intl by plane?
There are 1152.6 mi between Winnipeg and Seattle/Tacoma Intl. A reasonable flight in good conditions will take 5h 31m.
When did momondo last update prices for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport?
As of October 2025, there are 3 operators available to choose from for flights from Winnipeg Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Winnipeg Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Winnipeg Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Winnipeg to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Winnipeg to Seattle is Air Canada (49% of total bookings). The next most popular airlines are WestJet (30%) and Delta (21%).

Best airlines flying from Winnipeg to Seattle

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

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom $143	Free Cancellation	Rating 7.2 3,128 reviews	Search WestJet flights
Air Canada	PriceFrom $192	Free Cancellation	Rating 7.1 10,314 reviews	Search Air Canada flights
Delta	PriceFrom $215	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights

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Olympia

Lynnwood

Kent

Marysville

Puyallup

Federal Way

Tukwila

Lakewood

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Fife

Centralia

Shoreline

Cle Elum

Redmond

Westport

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Seattle from Winnipeg with this policy.

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

Once all potential Winnipeg to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Seattle from Winnipeg. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.