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Cheap flights from Seattle to Calgary from £70

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YYC
22 Jan — 29 Jan1
1 adult
1 adult, Economy, 0 bags

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 23 December 2025.

Mon 29/1215:10SEA - YYC
Nonstop1h 40mWestJet
Tue 30/1207:45YYC - SEA
1 stop5h 54mWestJet
Deal found 21/12£671
Sun 28/1208:05SEA - YYC
Nonstop1h 36mAlaska Airlines
Mon 5/111:31YYC - SEA
Nonstop1h 52mAlaska Airlines
Deal found 21/12£753
Sat 27/1208:05SEA - YYC
Nonstop1h 36mAlaska Airlines
Mon 29/1211:31YYC - SEA
Nonstop1h 52mAlaska Airlines
Deal found 20/12£823
Mon 29/1205:02SEA - YYC
1 stop15h 51mUnited Airlines
Thu 1/106:15YYC - SEA
2 stops17h 53mUnited Airlines
Deal found 21/12£888
Tue 30/1208:05SEA - YYC
Nonstop1h 36mAlaska Airlines
Thu 1/111:31YYC - SEA
Nonstop1h 52mAlaska Airlines
Deal found 21/12£892
Tue 30/1215:10SEA - YYC
Nonstop1h 40mDelta
Thu 1/112:00YYC - SEA
1 stop5h 45mDelta
Deal found 21/12£900
Mon 29/1213:30SEA - YYC
1 stop4h 45mDelta
Fri 2/107:30YYC - SEA
2 stops14h 14mDelta
Deal found 21/12£919
Tue 30/1217:54SEA - YYC
2 stops26h 59mUnited Airlines
Thu 1/106:15YYC - SEA
2 stops17h 53mUnited Airlines
Deal found 21/12£933
Sun 28/1208:05SEA - YYC
Nonstop1h 36mAlaska Airlines
Fri 2/111:31YYC - SEA
Nonstop1h 52mAlaska Airlines
Deal found 21/12£935

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 23 December 2025.

Round-trip from

£134

One-way from

£67

Popular in

December

Cheapest in

March

Average price

£284

Good one-way deal

£163 or less
Air Canada
  • Air Canada
  • 3/2-10/2
  • 2 total stops
  • 8h 50m total
  • Seattle to Calgary
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United Airlines
  • United Airlines
  • 20/1
  • 1 total stop
  • 8h 21m total
  • Seattle to Calgary
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Calgary.
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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 23 December 2025.
Use the filters below to find and compare flights from Seattle to Calgary that are best for you.

Fly from

Seattle

Fly to

Calgary

Route

Depart

Return

Price

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 31/3

15:35-18:10

Nonstop1h 35m

Calgary

Sun 5/4

19:00-19:51

Nonstop1h 51m

£146

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Tue 31/3

15:35-18:10

Nonstop1h 35m

Calgary

Tue 7/4

19:00-19:51

Nonstop1h 51m

£146

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Thu 5/2

05:00-21:53

1 stop15h 53m

Calgary

Thu 12/2

14:13-22:59

1 stop9h 46m

£173

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Fri 13/2

11:55-18:13

1 stop5h 18m

Calgary

Sat 14/2

21:35-10:25

1 stop13h 50m

£183

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 10/6

20:41-23:15

Nonstop1h 34m

Calgary

Fri 12/6

06:00-06:50

Nonstop1h 50m

£221

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sun 15/3

11:55-18:18

1 stop5h 23m

Calgary

Tue 17/3

13:25-14:19

Nonstop1h 54m

£228

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sun 15/3

11:55-18:18

1 stop5h 23m

Calgary

Mon 16/3

13:25-14:19

Nonstop1h 54m

£228

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Wed 1/4

15:35-18:10

Nonstop1h 35m

Calgary

Thu 2/4

19:00-19:51

Nonstop1h 51m

£229

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Sat 28/3

15:35-18:10

Nonstop1h 35m

Calgary

Tue 31/3

19:00-19:51

Nonstop1h 51m

£229

SeattleCalgary

SEA - YYC

SEAYYC

Seattle/Tacoma Intl

Thu 22/1

09:35-16:15

1 stop5h 40m

Calgary

Mon 26/1

12:00-16:40

1 stop5h 40m

£232

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 20 results
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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?

Use this chart to determine the optimal time to book a return flight from Seattle to Calgary. Price data was last updated on 19 December 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Calgary, you should look to book at least 70 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, March is the cheapest month in which you can book a flight from Seattle to Calgary (average of £75). Flying from Seattle to Calgary in January is currently the most expensive (average of £119). 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 23 December 2025.

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.

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 5 times in the past calendar month.

  • How long is the flight from Seattle to Calgary?

    For as low as £146, Alaska Airlines can have you in Calgary from Seattle in 1h 35m. The distance between Seattle and Calgary is about 451 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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: Alaska Airlines (76%), Horizon Air (76%), American Airlines( 76%).

  • What are the cheapest flights from Seattle to Calgary?

    Looking at all options, your cheapest flight can be booked for £124. While the most popular route (Seattle/Tacoma Intl - Calgary) can be booked for £130 on average, our data indicates £214 when flying from Seattle to Calgary.

  • 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, March is the cheapest month in which you can book a flight from Seattle to Calgary (average of £75). Flying from Seattle to Calgary in January is currently the most expensive (average of £119). 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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