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Calgary International Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Calgary International Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from £88 and round-trip from £135. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Sat, Sep 19 | WestJet
        SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Tue, Sep 22 | WestJet
        £135 £156
        13% off
        13% off
        £156 £135
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Tue, Sep 29 | WestJet
        SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Thu, Oct 1 | WestJet
        £140 £156
        10% off
        10% off
        £156 £140
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Tue, Sep 15 | WestJet
        SEA 10:30
        1h 40m
        Direct
        YYC 13:10
        Seattle - Calgary | Sun, Sep 20 | WestJet
        £140 £156
        10% off
        10% off
        £156 £140
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Sun, Sep 20 | WestJet
        SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Tue, Sep 22 | WestJet
        £140
        10% off
        £156 £140
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Mon, Sep 28 | WestJet
        SEA 19:35
        1h 40m
        Direct
        YYC 22:15
        Seattle - Calgary | Thu, Oct 1 | WestJet
        £142
        9% off
        £156 £142
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Fri, Oct 9 | WestJet
        SEA 10:30
        1h 40m
        Direct
        YYC 13:10
        Seattle - Calgary | Sun, Oct 11 | WestJet
        £144
        8% off
        £156 £144
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Tue, Oct 6 | WestJet
        SEA 10:30
        1h 40m
        Direct
        YYC 13:10
        Seattle - Calgary | Tue, Oct 13 | WestJet
        £144
        8% off
        £156 £144
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Fri, Oct 2 | WestJet
        SEA 10:30
        1h 40m
        Direct
        YYC 13:10
        Seattle - Calgary | Sun, Oct 4 | WestJet
        £145
        7% off
        £156 £145
      • YYC 14:05
        5h 27m
        1 stop
        SEA 18:32
        Calgary - Seattle | Mon, Sep 14 | Air Canada
        SEA 15:00
        4h 39m
        1 stop
        YYC 20:39
        Seattle - Calgary | Fri, Sep 18 | Air Canada
        £136
        13% off
        £156 £136
      • YYC 14:05
        5h 27m
        1 stop
        SEA 18:32
        Calgary - Seattle | Sat, Sep 19 | Air Canada
        SEA 15:00
        4h 39m
        1 stop
        YYC 20:39
        Seattle - Calgary | Tue, Sep 22 | Air Canada
        £142
        9% off
        £156 £142
      • YYC 14:05
        5h 27m
        1 stop
        SEA 18:32
        Calgary - Seattle | Sun, Sep 20 | Air Canada
        SEA 19:15
        5h 24m
        1 stop
        YYC 01:39
        Seattle - Calgary | Tue, Sep 22 | Air Canada
        £143
        8% off
        £156 £143
      • YYC 19:05
        4h 42m
        1 stop
        SEA 22:47
        Calgary - Seattle | Tue, Sep 29 | Air Canada
        SEA 15:00
        4h 39m
        1 stop
        YYC 20:39
        Seattle - Calgary | Thu, Oct 1 | Air Canada
        £143
        8% off
        £156 £143
      • YYC 13:00
        17h 25m
        1 stop
        SEA 14:00
        Calgary - Seattle | Mon, Sep 14 | Normal Airline
        SEA 15:00
        6h
        Direct
        YYC 16:00
        Seattle - Calgary | Wed, Sep 16 | Normal Airline
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      • Cheapest nonstop
        YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Fri, Oct 9 | WestJet
        £88 £104
        15% off
        15% off
        £104 £88
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Sat, Oct 24 | WestJet
        £89 £104
        14% off
        14% off
        £104 £89
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Thu, Oct 22 | WestJet
        £89 £104
        14% off
        14% off
        £104 £89
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Wed, Oct 7 | WestJet
        £90
        13% off
        £104 £90
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Fri, Oct 23 | WestJet
        £91
        13% off
        £104 £91
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Tue, Oct 20 | WestJet
        £91
        13% off
        £104 £91
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Tue, Sep 29 | WestJet
        £91
        13% off
        £104 £91
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Fri, Oct 2 | WestJet
        £92
        12% off
        £104 £92
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Fri, Sep 18 | WestJet
        £93
        11% off
        £104 £93
      • YYC 08:45
        1h 55m
        Direct
        SEA 09:40
        Calgary - Seattle | Sat, Sep 26 | WestJet
        £95
        9% off
        £104 £95
      • YYC 17:50
        1h 55m
        Direct
        SEA 18:45
        Calgary - Seattle | Tue, Oct 27 | WestJet
        £96
        8% off
        £104 £96
      • YYC 06:00
        4h 52m
        1 stop
        SEA 09:52
        Calgary - Seattle | Mon, Oct 5 | Air Canada
        £94
        10% off
        £104 £94
      • YYC 13:00
        17h 25m
        1 stop
        SEA 14:00
        Calgary - Seattle | Mon, Sep 14 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Calgary International Airport to Seattle-Tacoma International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Trip.com Price Insights: Flights from Calgary International Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly from Calgary International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Calgary International Airport to Seattle-Tacoma International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Calgary International Airport to Seattle-Tacoma International Airport are usually in November, with an average price of £105. It is best to avoid July, when the average price can reach £188.

£188
£147
£105
£64
    Cheapest
  • £118
    Sep
  • £122
    Oct
  • £105
    Nov
  • £121
    Dec
  • £124
    Jan
  • £136
    Feb
  • £165
    Mar
  • £142
    Apr
  • £131
    May
  • £155
    Jun
  • £188
    Jul
  • £173
    Aug

What is the cheapest day of the week to fly from Calgary International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average ticket prices from Calgary International Airport to Seattle-Tacoma International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Calgary International Airport to Seattle-Tacoma International Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

£150
£141
£132
£123
  • £135
    Mon
  • £132
    Tue
  • £134
    Wed
  • £143
    Thu
  • £148
    Fri
  • £148
    Sat
  • £150
    Sun

Which airline offers the cheapest flights from Calgary International Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Calgary International Airport to Seattle-Tacoma International Airport is WestJet (from £88) among 7 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From £88
Air Canada
From £94
Alaska Airlines
From £99
United Airlines
From £108
Delta Air Lines
From £126
Flair Airlines
From £155
American Airlines
From £158

Find more flights and airlines

What is the flight schedule from Calgary International Airport to Seattle-Tacoma International Airport?

Check the schedule for flights from Calgary to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS2308

    Calgary International Airport

    19:00

    YYC

    1h 49m

    19:49

    SEA

    S M T W T F S
    Search

  2. WS1552

    Calgary International Airport

    17:50

    YYC

    1h 55m

    18:45

    SEA

    S M T W T F S
    Search

  3. WS1554

    Calgary International Airport

    08:45

    YYC

    1h 55m

    09:40

    SEA

    S M T W T F S
    Search

  4. AS2349

    Calgary International Airport

    06:00

    YYC

    1h 58m

    06:58

    SEA

    - M - - - - -
    Search

  5. AC201

    Calgary International Airport

    06:45

    YYC

    1h 52m

    Direct

    07:37

    YVR

    S M T W T F S
    Search

  6. AC8798

    Vancouver International Airport

    09:25

    YVR

    1h 7m

    Direct

    09:32

    SEA

    S M T W T F S

  7. AC2029

    Calgary International Airport

    19:57

    YYC

    1h 37m

    Direct

    20:34

    YVR

    - - T W T F -
    Search

  8. AC8810

    Vancouver International Airport

    21:10

    YVR

    1h 7m

    Direct

    22:17

    SEA

    S - T W T F S

  9. AC2025

    Calgary International Airport

    14:31

    YYC

    1h 22m

    Direct

    14:53

    YVR

    S M T W T F S
    Search

  10. AC8806

    Vancouver International Airport

    17:30

    YVR

    1h 7m

    Direct

    18:37

    SEA

    S M T W T F S

  11. AC213

    Calgary International Airport

    12:45

    YYC

    1h 38m

    Direct

    13:23

    YVR

    S - - W T - S
    Search

  12. AC8806

    Vancouver International Airport

    17:30

    YVR

    1h 7m

    Direct

    18:37

    SEA

    S M T W T F S

  13. AC211

    Calgary International Airport

    11:15

    YYC

    1h 38m

    Direct

    11:53

    YVR

    - - T - T F -
    Search

  14. AC8806

    Vancouver International Airport

    17:30

    YVR

    1h 7m

    Direct

    18:37

    SEA

    S M T W T F S
Find more flights and airlines

About Calgary International Airport and Seattle-Tacoma International Airport

Learn about Calgary International Airport (YYC) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 727.97km
Cheapest one-way ticket price £88
Cheapest return ticket price £135

FAQs for Calgary International Airport to Seattle-Tacoma International Airport Flights

  • How long is the flight from Calgary International Airport to Seattle-Tacoma International Airport?

    Calgary International Airport to Seattle-Tacoma International Airport takes about 1 hour 27 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 6 daily flights from Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA).
  • The earliest flight from Calgary International Airport to Seattle-Tacoma International Airport departs at 06:33, and the last departs at 19:55, with about 18 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around £254 in September, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • WestJet is a very popular airline operating an average of 1429 flights per month.
  • Yes. Alaska Airlines, Delta Air Lines, WestJet, Qatar Airways and American Airlines operate direct flights from Calgary International Airport to Seattle-Tacoma International Airport, with an average flight time of 24 minutes, and around 18 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Calgary International Airport to Seattle-Tacoma International Airport is £202. Prices may vary depending on the departure date, airline, and availability.
  • Calgary International Airport to Seattle-Tacoma International Airport operates around 26 weekly flights, mainly by Alaska Airlines, WestJet and Korean Air. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Calgary International Airport and Seattle-Tacoma International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check 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 according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.