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Cheap Flights from Seattle to Calgary

Flying from Seattle to Calgary

The distance between Seattle and Calgary is approximately 725.05km. The average flight time between Seattle and Calgary is 1 hour 38 minutes. According to Trip.com data, travel demand is highest in January. October is generally the cheapest month to book.

Cheapest one-way
S$ 79
Alaska Airlines Alaska Airlines SEA-YYC 1h 38m · Direct Wed, Oct 7
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Cheapest return
S$ 276
Alaska Airlines Alaska Airlines SEA-YYC 1h 38m · Direct Sat, Oct 10 - Thu, Oct 15
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Recommended airlines
Alaska Airlines Alaska Airlines Cheapest · From S$ 79 Westjet Westjet Most booked
Best time to book
October
Cheapest
January
Peak season for travel
Route details
725.05km
Flight distance
1h 38m
Average flight time

Explore the cheapest flights from Seattle to Calgary in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 79, and round-trip direct tickets start at S$ 276.

      • Cheapest nonstop
        SEA 08:05
        1h 38m
        Direct
        YYC 10:43
        Seattle - Calgary | Sat, Oct 10 | Alaska Airlines
        YYC 19:00
        1h 49m
        Direct
        SEA 19:49
        Calgary - Seattle | Thu, Oct 15 | Alaska Airlines
        S$ 276 S$ 353
        22% off
        22% off
        S$ 353 S$ 276
      • SEA 08:02
        1h 41m
        Direct
        YYC 10:43
        Seattle - Calgary | Mon, Oct 5 | Alaska Airlines
        YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Wed, Oct 7 | Westjet
        S$ 285 S$ 353
        19% off
        19% off
        S$ 353 S$ 285
      • SEA 08:02
        1h 41m
        Direct
        YYC 10:43
        Seattle - Calgary | Thu, Oct 8 | Alaska Airlines
        YYC 19:00
        1h 49m
        Direct
        SEA 19:49
        Calgary - Seattle | Wed, Oct 14 | Alaska Airlines
        S$ 300 S$ 353
        15% off
        15% off
        S$ 353 S$ 300
      • SEA 08:02
        1h 41m
        Direct
        YYC 10:43
        Seattle - Calgary | Wed, Oct 7 | Alaska Airlines
        YYC 19:00
        1h 49m
        Direct
        SEA 19:49
        Calgary - Seattle | Wed, Oct 14 | Alaska Airlines
        S$ 301
        15% off
        S$ 353 S$ 301
      • SEA 10:30
        1h 40m
        Direct
        YYC 13:10
        Seattle - Calgary | Sun, Sep 27 | Westjet
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Tue, Sep 29 | Westjet
        S$ 304
        14% off
        S$ 353 S$ 304
      • SEA 08:02
        1h 41m
        Direct
        YYC 10:43
        Seattle - Calgary | Sat, Oct 3 | Alaska Airlines
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Thu, Oct 8 | Westjet
        S$ 304
        14% off
        S$ 353 S$ 304
      • SEA 20:10
        1h 36m
        Direct
        YYC 22:46
        Seattle - Calgary | Sun, Sep 27 | Alaska Airlines
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Tue, Sep 29 | Westjet
        S$ 304
        14% off
        S$ 353 S$ 304
      • SEA 20:10
        1h 36m
        Direct
        YYC 22:46
        Seattle - Calgary | Mon, Sep 21 | Alaska Airlines
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Mon, Sep 28 | Westjet
        S$ 306
        13% off
        S$ 353 S$ 306
      • SEA 20:10
        1h 36m
        Direct
        YYC 22:46
        Seattle - Calgary | Fri, Sep 25 | Alaska Airlines
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Mon, Sep 28 | Westjet
        S$ 307
        13% off
        S$ 353 S$ 307
      • SEA 15:00
        5h 49m
        1 stop
        YYC 21:49
        Seattle - Calgary | Mon, Oct 5 | Air Canada
        YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Wed, Oct 7 | Westjet
        S$ 282
        20% off
        S$ 353 S$ 282
      • SEA 13:00
        17h 25m
        1 stop
        YYC 14:00
        Seattle - Calgary | Fri, Aug 14 | Normal Airline
        YYC 15:00
        6h
        Direct
        SEA 16:00
        Calgary - Seattle | Sun, Aug 16 | Normal Airline
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      • Cheapest nonstop
        SEA 08:05
        1h 38m
        Direct
        YYC 10:43
        Seattle - Calgary | Wed, Oct 7 | Alaska Airlines
        S$ 79 S$ 144
        45% off
        45% off
        S$ 144 S$ 79
      • SEA 08:02
        1h 41m
        Direct
        YYC 10:43
        Seattle - Calgary | Sat, Oct 10 | Alaska Airlines
        S$ 111 S$ 144
        23% off
        23% off
        S$ 144 S$ 111
      • SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Fri, Aug 21 | Westjet
        S$ 113 S$ 144
        22% off
        22% off
        S$ 144 S$ 113
      • SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Fri, Aug 14 | Westjet
        S$ 115
        20% off
        S$ 144 S$ 115
      • SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Sat, Aug 22 | Westjet
        S$ 115
        20% off
        S$ 144 S$ 115
      • SEA 07:00
        1h 50m
        Direct
        YYC 09:50
        Seattle - Calgary | Sun, Aug 23 | Westjet
        S$ 116
        19% off
        S$ 144 S$ 116
      • SEA 07:55
        1h 34m
        Direct
        YYC 10:29
        Seattle - Calgary | Thu, Oct 8 | Alaska Airlines
        S$ 125
        13% off
        S$ 144 S$ 125
      • SEA 10:45
        6h 25m
        1 stop
        YYC 18:10
        Seattle - Calgary | Sat, Aug 15 | Air Canada
        S$ 101
        30% off
        S$ 144 S$ 101
      • SEA 15:00
        6h
        1 stop
        YYC 22:00
        Seattle - Calgary | Sat, Aug 22 | Air Canada
        S$ 122
        15% off
        S$ 144 S$ 122
      • SEA 19:20
        5h 20m
        1 stop
        YYC 01:40
        Seattle - Calgary | Sun, Aug 23 | Air Canada
        S$ 122
        15% off
        S$ 144 S$ 122
      • SEA 13:00
        17h 25m
        1 stop
        YYC 14:00
        Seattle - Calgary | Fri, Aug 14 | Normal Airline
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Popular airlines from Seattle to Calgary

You can choose from 1 airlines that fly from Seattle to Calgary, including Westjet, Alaska Airlines offers the lowest prices on this route.
Westjet logo Westjet
Airlines are determined based on actual purchased flight tickets from Seattle to Calgary according to previous 12 months data from Trip.com.

Trip.com Price Insights on Flights from Seattle to Calgary.

What is the cheapest month for one-way flights from Seattle to Calgary?

The average price of one-way flights from Seattle to Calgary purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Seattle to Calgary is October, with an average price of S$ 133, and the most expensive month is July, with an average price of up to S$ 273.

S$ 273
S$ 203
S$ 133
S$ 63
    Cheapest
  • S$ 239
    Aug
  • S$ 157
    Sep
  • S$ 133
    Oct
  • S$ 153
    Nov
  • S$ 187
    Dec
  • S$ 170
    Jan
  • S$ 216
    Feb
  • S$ 158
    Mar
  • S$ 204
    Apr
  • S$ 200
    May
  • S$ 222
    Jun
  • S$ 273
    Jul

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Seattle (SEA) to Calgary (YYC)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as S$ 79 on Cheapest nonstop routes (e.g. SEA to YYC on Wed, Oct 7), while Alaska Airlines offers Cheapest nonstop round-trips from S$ 276 departing on Sat, Oct 10 and returning on Thu, Oct 15.
  • At the moment, you can catch a direct flight from Seattle to Calgary with the following airlines, including: Westjet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 38 minutes to fly from Seattle (SEA) to Calgary (YYC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Calgary is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 37 flight per week flying from Seattle to Calgary. You can check the weekly schedule for popular airlines on this route below: Westjet: S/M/T/W/T/F/S -- WS3751 (07:03)
  • To find best deals on flights from Seattle to Calgary, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Oct 7, with one-way flights priced at just S$ 79.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Calgary travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Calgary is October, when demand for travel is lower.
  • After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Seattle to Calgary on August 31, 2026 with Air Canada, with prices starting at S$ 305.
  • You can land at any one of the following hubs in Calgary, with Seattle-Tacoma International Airport to Calgary International Airport (SEA-YYC) is by far the most common option on this route: Calgary International Airport (YYC).
  • The time difference between Calgary and Seattle is 2h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Seattle to Calgary is S$ 324. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Seattle to Calgary is S$ 560. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Seattle and Calgary, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Westjetare the most popular budget airlines flying from Seattle to Calgary. Check baggage, seat and payment fees before comparing the final price.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.