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

Air Canada, WestJet, and Delta are the most popular carriers 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 46% 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 November 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.

$138 Cheap Flights from Winnipeg to Seattle in 2025/26

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Find the cheapest flights from Winnipeg to Seattle

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 am - 2:20 pmYWG-SEA

9h 35m2 stops

3:10 pm - 10:41 pmSEA-YWG

5h 31m1 stop

$194WestJet

Find Deal

Thu, Jan 22 - Thu, Jan 29

6:45 am - 2:20 pmYWG-SEA

9h 35m2 stops

3:10 pm - 11:50 pmSEA-YWG

30h 40m2 stops

$215WestJet

Find Deal

Thu, Jan 22 - Thu, Jan 29

6:45 am - 2:19 pmYWG-SEA

9h 34m2 stops

3:10 pm - 10:07 amSEA-YWG

16h 57m1 stop

$221WestJet

Find Deal

Tue, Feb 17 - Tue, Feb 24

9:00 pm - 2:20 pmYWG-SEA

19h 20m1 stop

3:10 pm - 10:41 pmSEA-YWG

5h 31m1 stop

$224WestJet

Find Deal

Thu, Jan 22 - Thu, Jan 29

6:45 am - 2:19 pmYWG-SEA

9h 34m2 stops

3:10 pm - 12:07 pmSEA-YWG

18h 57m2 stops

$237WestJet

Find Deal

Tue, Feb 17 - Tue, Feb 24

10:40 am - 3:01 pmYWG-SEA

6h 21m1 stop

3:40 pm - 1:14 amSEA-YWG

7h 34m1 stop

$242Air Canada

Find Deal

Wed, Mar 4 - Fri, Mar 6

12:55 pm - 2:19 pmYWG-SEA

27h 24m2 stops

11:55 am - 1:52 pmSEA-YWG

23h 57m2 stops

$265WestJet

Find Deal

Sat, Jan 31 - Sat, Feb 28

6:10 pm - 10:06 pmYWG-SEA

5h 56m1 stop

10:05 am - 9:04 pmSEA-YWG

8h 59m1 stop

$273Air Canada

Find Deal

Sat, Jan 31 - Sat, Feb 28

8:00 am - 10:06 pmYWG-SEA

16h 06m2 stops

5:50 am - 12:59 pmSEA-YWG

5h 09m1 stop

$281Air Canada

Find Deal

Wed, Mar 4 - Fri, Mar 6

6:55 pm - 2:19 pmYWG-SEA

21h 24m1 stop

11:55 am - 12:40 amSEA-YWG

10h 45m2 stops

$286WestJet

Find Deal

Sat, Jan 31 - Sat, Feb 28

WestJet flights from Winnipeg to Seattle

Our best WestJet deals on Winnipeg to Seattle flight tickets

WestJet

Jan 22

YWG6:45 amWinnipeg

9h 35m

2 stops

SEA2:20 pmSeattle/Tacoma Intl

Jan 29

SEA3:10 pmSeattle/Tacoma Intl

5h 31m

1 stop

YWG10:41 pmWinnipeg

$194

Find similar

WestJet

Jan 22

YWG6:45 amWinnipeg

9h 35m

2 stops

SEA2:20 pmSeattle/Tacoma Intl

Jan 29

SEA3:10 pmSeattle/Tacoma Intl

30h 40m

2 stops

YWG11:50 pmWinnipeg

$215

Find similar

WestJet

Feb 17

YWG6:45 amWinnipeg

9h 34m

2 stops

SEA2:19 pmSeattle/Tacoma Intl

Feb 24

SEA3:10 pmSeattle/Tacoma Intl

16h 57m

1 stop

YWG10:07 amWinnipeg

$221

Find similar

Air Canada flights from Winnipeg to Seattle

Our best Air Canada deals on Winnipeg to Seattle flight tickets

Air Canada

Mar 4

YWG10:40 amWinnipeg

6h 21m

1 stop

SEA3:01 pmSeattle/Tacoma Intl

Mar 6

SEA3:40 pmSeattle/Tacoma Intl

7h 34m

1 stop

YWG1:14 amWinnipeg

$242

Find similar

Air Canada

Jan 31

YWG6:10 pmWinnipeg

5h 56m

1 stop

SEA10:06 pmSeattle/Tacoma Intl

Feb 28

SEA10:05 amSeattle/Tacoma Intl

8h 59m

1 stop

YWG9:04 pmWinnipeg

$273

Find similar

Air Canada

Mar 4

YWG8:00 amWinnipeg

16h 06m

2 stops

SEA10:06 pmSeattle/Tacoma Intl

Mar 6

SEA5:50 amSeattle/Tacoma Intl

5h 09m

1 stop

YWG12:59 pmWinnipeg

$281

Find similar

Fly from

Fly to

Route

Depart

Return

Price

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 1/22

6:45 am-2:20 pm

2 stops9h 35m

Seattle/Tacoma Intl

Thu 1/29

3:10 pm-10:41 pm

1 stop5h 31m

$194

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 1/22

6:45 am-2:20 pm

2 stops9h 35m

Seattle/Tacoma Intl

Thu 1/29

3:10 pm-11:50 pm

2 stops30h 40m

$215

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Tue 2/17

6:45 am-2:19 pm

2 stops9h 34m

Seattle/Tacoma Intl

Tue 2/24

3:10 pm-10:07 am

1 stop16h 57m

$221

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Thu 1/22

9:00 pm-2:20 pm

1 stop19h 20m

Seattle/Tacoma Intl

Thu 1/29

3:10 pm-10:41 pm

1 stop5h 31m

$224

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Tue 2/17

6:45 am-2:19 pm

2 stops9h 34m

Seattle/Tacoma Intl

Tue 2/24

3:10 pm-12:07 pm

2 stops18h 57m

$237

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Wed 3/4

10:40 am-3:01 pm

1 stop6h 21m

Seattle/Tacoma Intl

Fri 3/6

3:40 pm-1:14 am

1 stop7h 34m

$242

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 1/31

12:55 pm-2:19 pm

2 stops27h 24m

Seattle/Tacoma Intl

Sat 2/28

11:55 am-1:52 pm

2 stops23h 57m

$265

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 1/31

6:10 pm-10:06 pm

1 stop5h 56m

Seattle/Tacoma Intl

Sat 2/28

10:05 am-9:04 pm

1 stop8h 59m

$273

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Wed 3/4

8:00 am-10:06 pm

2 stops16h 06m

Seattle/Tacoma Intl

Fri 3/6

5:50 am-12:59 pm

1 stop5h 09m

$281

WinnipegSeattle

YWG - SEA

YWGSEA

Winnipeg

Sat 1/31

6:55 pm-2:19 pm

1 stop21h 24m

Seattle/Tacoma Intl

Sat 2/28

11:55 am-12:40 am

2 stops10h 45m

$286

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 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 $227. 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 $298 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 November 2025, prices for Winnipeg to Seattle flights are approximately 97% 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 November 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 (46% of total bookings). The next most popular airlines are WestJet (30%) and Delta (24%).

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
Air Canada	PriceFrom $192	Free Cancellation	Rating 7.1 10,457 reviews	Search Air Canada flights
WestJet	PriceFrom $207	Free Cancellation	Rating 7.2 3,163 reviews	Search WestJet flights
Delta	PriceFrom $215	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights

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Kent

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Shoreline

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.