142 € Cheap Flights from Calgary to Seattle / Tacoma International

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Flight deals from Calgary to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best return flight from Calgary to Seattle / Tacoma International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Calgary to Seattle / Tacoma International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Calgary to Seattle / Tacoma International flights are currently cheapest in September.

Direct flights from Calgary to Seattle / Tacoma International

Calgary to Seattle / Tacoma International: Alternative routes

Compare routes from Calgary to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

Calgary to Seattle: Flight information

The things to know before you go.
Cheapest flight found142 €
Cheapest month to flySeptember
Average flight time1 hr, 55 mins
Most popular airlineHorizon Air
Average flights per week102

Finding cheap flights from Calgary to Seattle / Tacoma International: Frequently asked questions

The best price we found for a return flight from Calgary to Seattle / Tacoma International is 142 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 55 minutes is the average flight time from Calgary to Seattle / Tacoma International.
Horizon Air, Alaska Airlines and Hawaiian Airlines fly direct from Calgary to Seattle / Tacoma International.
As of July 2025, there are 102 flights per week flying from Calgary to Seattle / Tacoma International.
The cheapest month to fly from Calgary to Seattle / Tacoma International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Calgary Airport to Seattle / Tacoma International Airport on Tuesday, 16 September 2025.
Yes – the average flight time is 1 hour and 55 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle / Tacoma International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, WestJet offers the cheapest flight tickets to Seattle / Tacoma International.

Flying from Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA): what you need to know

  • Jump on a direct flight from Calgary International Airport to Seattle-Tacoma International Airport and you'll be travelling for an average of 1 hour 50 minutes.

  • The timezone in Seattle is UTC-7, which is one hour behind Calgary.

  • Every week, there are 45 Calgary International Airport to Seattle-Tacoma International Airport flights. If you prefer to jet off early, go for the 07:00 Alaska Airlines flight. If you'd rather make the most of your time before flying, the last flight is at 19:30 with Alaska Airlines.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your YYC to SEA flight.

  • During popular months like July, it's a good idea to get to the airport well in advance. Plan to arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during a high season in general.

  • Alaska Airlines is your gateway to discovering Seattle (and maybe even some other great corners of United States!). Browse the direct flights from Calgary International Airport to Seattle-Tacoma International Airport offered by this popular airline.

  • Most travellers choose to travel with Alaska Airlines on this route.

  • With 67.74% of services arriving as scheduled, Alaska Airlines is the most punctual carrier offering YYC to SEA flights.

How to find the cheapest flights from Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA)

  • Currently, 85 € is the lowest price we've seen for a one-way Calgary International Airport to Seattle-Tacoma International Airport flight. The best price for a return plane ticket is 142 €. Remember that fares can change due to availability at the time of booking.

  • To get cheap tickets from YYC to SEA, book your trip eight months ahead of your departure.

  • Plan your trip for July. That's the cheapest month for flights from Calgary International Airport to Seattle-Tacoma International Airport. If you have flexibility with your dates, try out the 'Whole month' tool to find the cheapest price across each month.

  • Snapping up cheap flights from YYC to SEA is a breeze with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you as soon as a new deal comes up.

  • Lock in the ideal flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Calgary International Airport to Seattle-Tacoma International Airport, use the 'Sort by' function. You can also filter by airline, arrival and departure times, and number of stops.

Handy information about Calgary International Airport (YYC)

  • You'll find YYC at 2000 Airport Road Northeast.

  • Of the departures from Calgary International Airport, 65.39% land on schedule at their destination.

  • Calgary International Airport is about 16 kilometres from central Calgary. If you're driving, ride-sharing or catching a cab from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • Planning to take public transport? Expect a trip time of around 1 hour.

  • Get your journey off to a relaxed start by staying near YYC. Whether you've booked an early flight from Calgary International Airport to Seattle-Tacoma International Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Seattle-Tacoma International Airport (SEA)

Getting from Seattle-Tacoma International Airport (SEA) to central Seattle

  • Seattle-Tacoma International Airport to central Seattle has a drive time of around 20 minutes. It's approximately 23 kilometres away.

  • When travelling by public transport, expect a journey time of roughly 55 minutes.

When to fly to Seattle-Tacoma International Airport (SEA)

  • July is the busiest month for flights from Calgary International Airport to Seattle-Tacoma International Airport. For smaller crowds, travel to Seattle in May.

  • When reserving your flight from Calgary International Airport to Seattle-Tacoma International Airport, think about the kind of weather you like. August is the warmest month in Seattle, with temperatures ranging from 12ºC (54ºF) to 28ºC (82ºF).

  • Look for cheap tickets from YYC to SEA in February if you like cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 11ºC (52ºF) on average.

Explore more of United States

  • Seattle has loads to offer, but there are so many other corners of United States waiting to be explored. About 241 kilometres south of Seattle, a trip to Portland will keep you busy. Check out popular attractions like Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

  • Around 370 kilometres east of Seattle, Spokane is another favourite stop in United States. No visit is complete without checking out Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.