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Cheap flights from Calgary to Seattle from C$ 127

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to Seattle departing on 23/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

WestJet Logo
1:25 p.m. - 2:20 p.m.YYC-SEA
1h 55mdirect
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 192WestJet
Find Deal
Mon, 27 Oct - Mon, 3 Nov
Air Canada Logo
12:30 p.m. - 6:36 p.m.YYC-SEA
7h 06m2 stops
Air Canada Logo
5:30 a.m. - 3:00 p.m.SEA-YYC
8h 30m2 stops
C$ 194Air Canada
Find Deal
Fri, 17 Oct - Sun, 19 Oct
WestJet Logo
1:25 p.m. - 2:20 p.m.YYC-SEA
1h 55mdirect
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 195WestJet
Find Deal
Wed, 29 Oct - Wed, 5 Nov
WestJet Logo
1:25 p.m. - 2:20 p.m.YYC-SEA
1h 55mdirect
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 197WestJet
Find Deal
Fri, 23 Jan - Sun, 1 Mar
Air Canada Logo
1:30 p.m. - 10:06 p.m.YYC-SEA
9h 36m2 stops
Air Canada Logo
10:05 a.m. - 7:35 p.m.SEA-YYC
8h 30m2 stops
C$ 198Air Canada
Find Deal
Fri, 23 Jan - Sun, 1 Mar
WestJet Logo
7:50 a.m. - 10:23 a.m.YYC-SEA
3h 33m1 stop
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 199WestJet
Find Deal
Fri, 5 Dec - Sun, 7 Dec
WestJet Logo
1:25 p.m. - 2:20 p.m.YYC-SEA
1h 55mdirect
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 201WestJet
Find Deal
Wed, 12 Nov - Thu, 13 Nov
Air Canada Logo
8:25 a.m. - 2:31 p.m.YYC-SEA
7h 06m2 stops
Air Canada Logo
3:40 p.m. - 10:44 p.m.SEA-YYC
6h 04m1 stop
C$ 202Air Canada
Find Deal
Tue, 10 Feb - Wed, 11 Feb
WestJet Logo
1:25 p.m. - 2:20 p.m.YYC-SEA
1h 55mdirect
WestJet Logo
3:10 p.m. - 5:50 p.m.SEA-YYC
1h 40mdirect
C$ 203WestJet
Find Deal
Tue, 4 Nov - Thu, 6 Nov
United Airlines Logo
3:49 p.m. - 9:15 p.m.YYC-SEA
6h 26m1 stop
United Airlines Logo
7:37 p.m. - 12:19 p.m.SEA-YYC
15h 42m1 stop
C$ 248United Airlines
Find Deal
Sat, 11 Oct - Sat, 18 Oct

WestJet flights from Calgary to Seattle

Our best WestJet deals on Calgary to Seattle flight tickets
WestJet
27 Oct
YYC1:25 p.m.Calgary
1h 55m
SEA2:20 p.m.Seattle/Tacoma Intl
3 Nov
SEA3:10 p.m.Seattle/Tacoma Intl
1h 40m
YYC5:50 p.m.Calgary
C$ 192
Find similar
WestJet
29 Oct
YYC1:25 p.m.Calgary
1h 55m
SEA2:20 p.m.Seattle/Tacoma Intl
5 Nov
SEA3:10 p.m.Seattle/Tacoma Intl
1h 40m
YYC5:50 p.m.Calgary
C$ 195
Find similar
WestJet
23 Jan
YYC1:25 p.m.Calgary
1h 55m
SEA2:20 p.m.Seattle/Tacoma Intl
1 Mar
SEA3:10 p.m.Seattle/Tacoma Intl
1h 40m
YYC5:50 p.m.Calgary
C$ 197
Find similar

Air Canada flights from Calgary to Seattle

Our best Air Canada deals on Calgary to Seattle flight tickets
Air Canada
17 Oct
YYC12:30 p.m.Calgary
7h 06m
2 stops
SEA6:36 p.m.Seattle/Tacoma Intl
19 Oct
SEA5:30 a.m.Seattle/Tacoma Intl
8h 30m
2 stops
YYC3:00 p.m.Calgary
C$ 194
Find similar
Air Canada
23 Jan
YYC1:30 p.m.Calgary
9h 36m
2 stops
SEA10:06 p.m.Seattle/Tacoma Intl
1 Mar
SEA10:05 a.m.Seattle/Tacoma Intl
8h 30m
2 stops
YYC7:35 p.m.Calgary
C$ 198
Find similar
Air Canada
10 Feb
YYC8:25 a.m.Calgary
7h 06m
2 stops
SEA2:31 p.m.Seattle/Tacoma Intl
11 Feb
SEA3:40 p.m.Seattle/Tacoma Intl
6h 04m
1 stop
YYC10:44 p.m.Calgary
C$ 202
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Calgary 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, momondo users made 96,600 searches. Data last updated 14 September 2025.
Use the filters below to find and compare flights from Calgary to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 27/10

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Mon 3/11

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 192

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 17/10

12:30 p.m.-6:36 p.m.

2 stops7h 06m

Seattle/Tacoma Intl

Sun 19/10

5:30 a.m.-3:00 p.m.

2 stops8h 30m

C$ 194

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 29/10

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Wed 5/11

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 195

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 23/1

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Sun 1/3

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 197

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 23/1

1:30 p.m.-10:06 p.m.

2 stops9h 36m

Seattle/Tacoma Intl

Sun 1/3

10:05 a.m.-7:35 p.m.

2 stops8h 30m

C$ 198

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 5/12

7:50 a.m.-10:23 a.m.

1 stop3h 33m

Seattle/Tacoma Intl

Sun 7/12

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 199

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Wed 12/11

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Thu 13/11

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 201

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 10/2

8:25 a.m.-2:31 p.m.

2 stops7h 06m

Seattle/Tacoma Intl

Wed 11/2

3:40 p.m.-10:44 p.m.

1 stop6h 04m

C$ 202

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 4/11

1:25 p.m.-2:20 p.m.

Nonstop1h 55m

Seattle/Tacoma Intl

Thu 6/11

3:10 p.m.-5:50 p.m.

Nonstop1h 40m

C$ 203

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 11/10

3:49 p.m.-9:15 p.m.

1 stop6h 26m

Seattle/Tacoma Intl

Sat 18/10

7:37 p.m.-12:19 p.m.

1 stop15h 42m

C$ 248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Calgary 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

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of March, then flying in July is also cheap. Prices for this month can be found on momondo for an average of C$ 270.

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

Our data shows that Friday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 603. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 1,806. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

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

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Calgary to Seattle during this time can be as low as C$ 397. Flights at noon are often more expensive with an average ticket price of C$ 1,799.

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

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

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

You are more likely to see cheaper flights to Seattle from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around C$ 326 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Calgary for as low as C$ 227 on momondo.

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

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

How have Calgary to Seattle flight prices changed over time?

As of September 2025, prices for Calgary to Seattle flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Calgary to Seattle

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

Cheap Calgary to Seattle (YYC to SEA) flight deals and tips

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

Best price found

C$ 546

Fastest flight time

1h 47m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Calgary in the past 72 hours is C$ 546. The best round-trip flight deal from Calgary to Seattle found on momondo in the last 72 hours is C$ 567.
The fastest flight from Calgary to Seattle takes 1h 47m
Direct flights go from Calgary to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Calgary to Seattle/Tacoma Intl by plane?

    Calgary and Seattle/Tacoma Intl are 709.5 km apart from one another. A reasonable flight in good conditions will take 1h 47m.

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

    Prices for flights from Calgary Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to Seattle/Tacoma Intl Airport.

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

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Calgary to Seattle?

  • What is the most popular airline from Calgary to Seattle?

Best airlines flying from Calgary to Seattle

Compare and see reviews for airlines that fly from Calgary to Seattle with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 180Free CancellationRating
7.4
8,931 reviews
Search United Airlines flights
WestJetPriceFrom C$ 191Free CancellationRating
7.2
3,091 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 246Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom C$ 249Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom C$ 271Free CancellationRating
7.8
2,723 reviews
Search Hawaiian Airlines flights

  • Alaska Airlines Flights From Calgary to Seattle

    The lowest priced Alaska Airlines flight from Calgary to Seattle from the last 72 hours was C$ 180. Generally, Alaska Airlines has 16 flights on this route every week with an average price of C$ 290. Alaska Airlines is rated 8.0/10 by our users.

  • Hawaiian Airlines Flights From Calgary to Seattle

    C$ 195 is the best Hawaiian Airlines flight deal from Calgary to Seattle found on momondo over the last 72 hours. The average Hawaiian Airlines ticket price found was closer to C$ 293, however, with flight time and availability significantly affecting the price. Hawaiian Airlines (7.8/10 from 2,723 user reviews) flies into Seattle from Calgary 21 times in an average week so prices can vary.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Lynnwood
Marysville
Tacoma
SeaTac
Kirkland
Redmond
Olympia
Ocean Shores
Shoreline
Ellensburg
Tukwila
Gig Harbor
Renton
Mukilteo
Cle Elum
Poulsbo
Puyallup
Federal Way
Kent

Why use momondo?

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

Finding the right flight to Seattle from Calgary is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Calgary and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Calgary to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle 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
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