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Cheap flights from Seattle to Calgary from £144

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYC
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Calgary are usually found in October or November, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Seattle to Calgary

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Calgary
Explore the most affordable flight options available from Seattle to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Tue 27/1010:10
SEA
-
YYC
2 stops8h 25m
Air Canada
Sat 14/1113:25
YYC
-
SEA
2 stops9h 32m
Air Canada
Deal found 13/7£207
Thu 13/805:50
SEA
-
YYC
2 stops8h 12m
Air Canada
Fri 21/809:20
YYC
-
SEA
2 stops10h 12m
Air Canada
Deal found 11/7£213
Thu 27/805:50
SEA
-
YYC
2 stops8h 12m
Air Canada
Mon 31/806:50
YYC
-
SEA
1 stop4h 15m
Air Canada
Deal found 10/7£216
Tue 8/1217:57
SEA
-
YYC
Nonstop1h 30m
Alaska Airlines
Sat 12/1208:10
YYC
-
SEA
Nonstop1h 50m
Alaska Airlines
Deal found 12/7£229
Sun 25/1008:05
SEA
-
YYC
Nonstop1h 38m
Alaska Airlines
Thu 29/1019:00
YYC
-
SEA
Nonstop1h 49m
Alaska Airlines
Deal found 11/7£240

Find flight deals from Seattle to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Calgary (YYC). 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 15 July 2026.

Round-trip from

£207

One-way from

£144

Popular in

July

Cheapest in

October

Average price

£274
Air Canada
  • Air Canada
  • 27/10-14/11
  • 4 total stops
  • 17h 57m total
  • Seattle to Calgary
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 21/7
  • Nonstop
  • 1h 39m total
  • Seattle to Calgary
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Calgary 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 858,174 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from Seattle to Calgary that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 8/12

17:57-21:27

Nonstop1h 30m

Calgary

Sat 12/12

08:10-08:00

Nonstop1h 50m

£229

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sun 25/10

08:05-10:43

Nonstop1h 38m

Calgary

Thu 29/10

19:00-19:49

Nonstop1h 49m

£240

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 23/9

11:03-21:48

1 stop9h 45m

Calgary

Wed 30/9

11:20-14:22

1 stop4h 02m

£269

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 21/10

08:30-21:48

1 stop12h 18m

Calgary

Sun 25/10

13:25-21:57

2 stops9h 32m

£272

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 13/10

05:00-21:48

1 stop15h 48m

Calgary

Fri 16/10

15:50-22:42

2 stops7h 52m

£277

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 9/10

20:29-12:19

1 stop14h 50m

Calgary

Mon 12/10

12:30-22:42

2 stops11h 12m

£283

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 20/11

15:10-19:50

Nonstop2h 40m

Calgary

Thu 26/11

16:00-18:47

1 stop4h 47m

£317
Cheapest one-way

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 21/7

08:11-10:50

Nonstop1h 39m

£144

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 7/8

08:11-10:50

Nonstop1h 39m

£149

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 28/7

08:11-10:50

Nonstop1h 39m

£149

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Seattle to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Seattle with our price prediction graph.
Estimated return 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 Seattle to Calgary

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

To ensure you get the cheapest price possible for a flight from Seattle to Calgary, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Seattle to Calgary (average of £144). Flying from Seattle to Calgary in July is currently the most expensive (average of £274). 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.

What is the cheapest time of day to fly from SEA to YYC?

Find hourly flight availability from Seattle to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2026.

It’s optimal to fly from Seattle to Calgary at midday. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost for a return flight from Seattle to Calgary?

Related info for your journey

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

  • How popular is this Seattle to Calgary flight route?

    Flights from Seattle/Tacoma Intl to Calgary have been viewed 4 times in the past calendar month.

  • How long is the flight from Seattle to Calgary?

    For as low as £229, Alaska Airlines can have you in Calgary from Seattle in 1h 30m. The distance between Seattle and Calgary is about 451 mi. Most flights are nonstop.

  • What are the most reliable airlines from Seattle to Calgary?

    Before booking your flight to Calgary from Seattle, check out the most reliable airlines to get you to your destination on time: WestJet Encore (94%), Finnair (89%), Horizon Air( 86%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Calgary 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 Seattle to Calgary?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Calgary (average of £144). Flying from Seattle to Calgary in July is currently the most expensive (average of £274). 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

Travelling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore

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Why should you use Cheapflights to find cheap flight tickets from Seattle to Calgary?

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Can Cheapflights find flights from Seattle to Calgary with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Calgary flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Calgary become cheaper?

Of course! You can now track prices for flights from Seattle to Calgary and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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