Which layover airport has the shortest travel time from Calgary to Seattle?

Flights connecting via Kelowna (YLW) have the shortest average one-way travel time: 3h 15m.

Which layover airport has the shortest connection time from Calgary to Seattle?

Kelowna (YLW) has the shortest average layover time for this route: 1h 24m.

What is the most punctual flight time for Calgary to Seattle flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

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

Alaska Airlines and Air Canada are the most popular carriers operating from Calgary to Seattle/Tacoma Intl

Which airline has the best punctuality record on Calgary to Seattle flights?

According to our data, Alaska Airlines has had the least delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

Which airlines fly to Seattle?

WestJet, Alaska Airlines and Air Canada are the top three most popular airlines that fly to Seattle from Calgary according to our data. WestJet is the first choice among our users, with 75% of people opting to fly with this airline when travelling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Calgary to Seattle?

Flights via Kelowna (YLW) offer the lowest average round-trip price of C$ 174.

How often are flights from Calgary to Seattle delayed?

Historically, on average around 17% of flights between Calgary and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Which airport is the most popular layover for flights between Calgary and Seattle?

Vancouver (YVR) was the most common stop: 88% of momondo users choosing one-stop flights on this route connected there.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Calgary to Seattle on average per day?

5 flights are operational daily from Calgary to Seattle as of December 2025. The most popular departure time for this route is 7:00p.m., with 67% of flights per day taking off in the evening.

How many flights depart from Calgary to Seattle on average per week?

The number of flights available between Calgary and Seattle is 40 per week as of December 2025. The most frequent departure day is Wed, with 20% of weekly flights leaving on this day.

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?

There are 6 operators available for flights from Calgary Airport to Seattle/Tacoma Intl Airport as of December 2025.

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.

C$ 142 Cheap Flights from Calgary to Seattle in 2025/26

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One-way

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

YYC

SEA

1h 55mdirect

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

SEA

YYC

1h 40mdirect

C$ 218WestJet

Mon, 12 Jan - Mon, 26 Jan

7:50 a.m. - 10:22 a.m.

YYC

SEA

3h 32m1 stop

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

SEA

YYC

1h 40mdirect

C$ 219WestJet

Sat, 17 Jan - Mon, 19 Jan

7:50 a.m. - 10:22 a.m.

YYC

SEA

3h 32m1 stop

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

SEA

YYC

1h 40mdirect

C$ 221WestJet

Fri, 9 Jan - Sun, 11 Jan

7:50 a.m. - 10:22 a.m.

YYC

SEA

3h 32m1 stop

11:55 a.m. - 5:15 p.m.

SEA

YYC

4h 20m1 stop

C$ 223WestJet

Fri, 9 Jan - Sun, 11 Jan

7:00 p.m. - 7:52 p.m.

YYC

SEA

1h 52mdirect

11:55 a.m. - 6:13 p.m.

SEA

YYC

5h 18m1 stop

C$ 226Multiple Airlines

Sat, 7 Feb - Mon, 9 Feb

6:00 a.m. - 9:15 a.m.

YYC

SEA

4h 15m1 stop

3:40 p.m. - 8:59 p.m.

SEA

YYC

4h 19m1 stop

C$ 229Air Canada

Thu, 15 Jan - Mon, 19 Jan

7:50 a.m. - 10:22 a.m.

YYC

SEA

3h 32m1 stop

11:55 a.m. - 6:20 p.m.

SEA

YYC

5h 25m1 stop

C$ 230WestJet

Sat, 17 Jan - Mon, 19 Jan

7:00 p.m. - 7:52 p.m.

YYC

SEA

1h 52mdirect

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

SEA

YYC

1h 40mdirect

C$ 233Multiple Airlines

Tue, 27 Jan - Fri, 30 Jan

1:30 p.m. - 2:38 p.m.

YYC

SEA

2h 08mdirect

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

SEA

YYC

1h 40mdirect

C$ 234WestJet

Sat, 17 Jan - Mon, 19 Jan

7:00 p.m. - 7:52 p.m.

YYC

SEA

1h 52mdirect

11:55 a.m. - 6:20 p.m.

SEA

YYC

5h 25m1 stop

C$ 237Multiple Airlines

Tue, 27 Jan - Fri, 30 Jan

Air Canada flights from Calgary to Seattle

Our best Air Canada deals on Calgary to Seattle flight tickets

Air Canada

15 Jan

YYC6:00 a.m.Calgary

4h 15m

1 stop

SEA9:15 a.m.Seattle/Tacoma Intl

19 Jan

SEA3:40 p.m.Seattle/Tacoma Intl

4h 19m

1 stop

YYC8:59 p.m.Calgary

C$ 229

Find similar

Air Canada

30 Apr

YYC6:00 a.m.Calgary

4h 33m

1 stop

SEA9:33 a.m.Seattle/Tacoma Intl

7 May

SEA3:00 p.m.Seattle/Tacoma Intl

4h 41m

1 stop

YYC8:41 p.m.Calgary

C$ 255

Find similar

Air Canada

13 Jan

YYC6:00 a.m.Calgary

4h 15m

1 stop

SEA9:15 a.m.Seattle/Tacoma Intl

20 Jan

SEA9:55 a.m.Seattle/Tacoma Intl

8h 19m

1 stop

YYC7:14 p.m.Calgary

C$ 259

Find similar

WestJet flights from Calgary to Seattle

Our best WestJet deals on Calgary to Seattle flight tickets

WestJet

12 Jan

YYC1:25 p.m.Calgary

1h 55m

SEA2:20 p.m.Seattle/Tacoma Intl

26 Jan

SEA3:10 p.m.Seattle/Tacoma Intl

1h 40m

YYC5:50 p.m.Calgary

C$ 218

Find similar

WestJet

17 Jan

YYC7:50 a.m.Calgary

3h 32m

1 stop

SEA10:22 a.m.Seattle/Tacoma Intl

19 Jan

SEA3:10 p.m.Seattle/Tacoma Intl

1h 40m

YYC5:50 p.m.Calgary

C$ 219

Find similar

WestJet

9 Jan

YYC7:50 a.m.Calgary

3h 32m

1 stop

SEA10:22 a.m.Seattle/Tacoma Intl

11 Jan

SEA3:10 p.m.Seattle/Tacoma Intl

1h 40m

YYC5:50 p.m.Calgary

C$ 221

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Mon 12/1

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

Nonstop1h 55m

Seattle/Tacoma Intl

Mon 26/1

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

Nonstop1h 40m

C$ 218

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 17/1

7:50 a.m.-10:22 a.m.

1 stop3h 32m

Seattle/Tacoma Intl

Mon 19/1

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

Nonstop1h 40m

C$ 219

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 9/1

7:50 a.m.-10:22 a.m.

1 stop3h 32m

Seattle/Tacoma Intl

Sun 11/1

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

Nonstop1h 40m

C$ 221

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Fri 9/1

7:50 a.m.-10:22 a.m.

1 stop3h 32m

Seattle/Tacoma Intl

Sun 11/1

11:55 a.m.-5:15 p.m.

1 stop4h 20m

C$ 223

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 7/2

7:00 p.m.-7:52 p.m.

Nonstop1h 52m

Seattle/Tacoma Intl

Mon 9/2

11:55 a.m.-6:13 p.m.

1 stop5h 18m

C$ 226

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Thu 15/1

6:00 a.m.-9:15 a.m.

1 stop4h 15m

Seattle/Tacoma Intl

Mon 19/1

3:40 p.m.-8:59 p.m.

1 stop4h 19m

C$ 229

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 17/1

7:50 a.m.-10:22 a.m.

1 stop3h 32m

Seattle/Tacoma Intl

Mon 19/1

11:55 a.m.-6:20 p.m.

1 stop5h 25m

C$ 230

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 27/1

7:00 p.m.-7:52 p.m.

Nonstop1h 52m

Seattle/Tacoma Intl

Fri 30/1

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

Nonstop1h 40m

C$ 233

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Sat 17/1

1:30 p.m.-2:38 p.m.

Nonstop2h 08m

Seattle/Tacoma Intl

Mon 19/1

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

Nonstop1h 40m

C$ 234

CalgarySeattle

YYC - SEA

YYCSEA

Calgary

Tue 27/1

7:00 p.m.-7:52 p.m.

Nonstop1h 52m

Seattle/Tacoma Intl

Fri 30/1

11:55 a.m.-6:20 p.m.

1 stop5h 25m

C$ 237

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of November, 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$ 509. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 1,805. 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$ 389. Flights at noon are often more expensive with an average ticket price of C$ 1,826.

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$ 318 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$ 230 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 December 2025, prices for Calgary to Seattle flights are approximately 16% 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$ 299
Fastest flight time	1h 46m
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$ 299. The best round-trip flight deal from Calgary to Seattle found on momondo in the last 72 hours is C$ 447.

The fastest flight from Calgary to Seattle takes 1h 46m

Direct flights go from Calgary to Seattle every day.

There is 1 airport in Seattle. From Calgary there are direct flights to 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 46m.
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?
There are 6 operators available for flights from Calgary Airport to Seattle/Tacoma Intl Airport as of December 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Calgary to Seattle is Boeing 737-700 Passenger/BBJ1 (winglets) (20.15% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (19.66%), Boeing 737-800 Passenger/BBJ2 (winglets) (18.08%), and De Havilland (Bombardier) DHC-8-400 Dash 8Q (17.48%).
What is the most popular airline from Calgary to Seattle?
momondo data reveals that the most frequently booked airline on the route from Calgary to Seattle is WestJet, representing 74% of all bookings. The subsequent popular airlines are Alaska Airlines at 13%, Air Canada at 11%, and Hawaiian Airlines at 1%.

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 Airlines	PriceFrom C$ 180	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 188	Free Cancellation	Rating 7.2 3,194 reviews	Search WestJet flights
Delta	PriceFrom C$ 202	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Air Canada	PriceFrom C$ 241	Free Cancellation	Rating 7.1 10,514 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom C$ 245	Free Cancellation	Rating 8.0 11,431 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom C$ 270	Free Cancellation	Rating 7.8 2,817 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$ 245. Generally, Alaska Airlines has 8 flights on this route every week with an average price of C$ 394. Alaska Airlines is rated 8.0/10 by our users.
Delta Flights From Calgary to Seattle
C$ 202 is the best Delta flight deal from Calgary to Seattle found on momondo over the last 72 hours. The average Delta ticket price found was closer to C$ 338, however, with flight time and availability significantly affecting the price. Delta (7.9/10 from 8,009 user reviews) flies into Seattle from Calgary 5 times in an average week so prices can vary.

Leavenworth

Lynnwood

Marysville

Tacoma

SeaTac

Kirkland

Tukwila

Olympia

Ocean Shores

Redmond

Bainbridge Island

Ellensburg

Gig Harbor

Renton

Mukilteo

Cle Elum

Centralia

Federal Way

Puyallup

Shelton

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.

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Cheap flights from Calgary to Seattle from C$ 142

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 21/1. 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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Our best WestJet deals on Calgary to Seattle flight tickets

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How to get the cheapest flight ticket from Calgary to Seattle

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of November, 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?

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$ 389. Flights at noon are often more expensive with an average ticket price of C$ 1,826.

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?

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 December 2025, prices for Calgary to Seattle flights are approximately 16% cheaper when compared to flights at the same time last year.

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

Alaska Airlines and Air Canada are the most popular carriers operating from Calgary to Seattle/Tacoma Intl

Which airlines fly to Seattle?

How often are flights from Calgary to Seattle delayed?

Historically, on average around 17% of flights between Calgary and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

What is the most punctual flight time for Calgary to Seattle flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Calgary to Seattle flights?

According to our data, Alaska Airlines has had the least delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Calgary and Seattle?

Vancouver (YVR) was the most common stop: 88% of momondo users choosing one-stop flights on this route connected there.

Which layover airport offers the lowest fares from Calgary to Seattle?

Flights via Kelowna (YLW) offer the lowest average round-trip price of C$ 174.

Which layover airport has the shortest travel time from Calgary to Seattle?

Flights connecting via Kelowna (YLW) have the shortest average one-way travel time: 3h 15m.

Which layover airport has the shortest connection time from Calgary to Seattle?

Kelowna (YLW) has the shortest average layover time for this route: 1h 24m.

How many flights depart from Calgary to Seattle on average per day?

5 flights are operational daily from Calgary to Seattle as of December 2025. The most popular departure time for this route is 7:00p.m., with 67% of flights per day taking off in the evening.

How many flights depart from Calgary to Seattle on average per week?

The number of flights available between Calgary and Seattle is 40 per week as of December 2025. The most frequent departure day is Wed, with 20% of weekly flights leaving on this day.

When to book flights from Calgary to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

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

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?

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

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

Alaska Airlines Flights From Calgary to Seattle

Delta Flights From Calgary to Seattle

Travelling to a place near Seattle?

Why use momondo?

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

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