Cheap flights from Calgary to Seattle

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Flight deals from Calgary to Seattle

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

Find the cheapest month to fly from Calgary to Seattle

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

Direct flights from Calgary to Seattle

Alternative Calgary to Seattle routes

Looking for the cheapest, fastest or easiest route from Calgary to Seattle? You could fly into the following airports instead.

Calgary to Seattle: Flight information

The things to know before you go.
Cheapest flight found$113
Cheapest month to flyJune
Average flight time1 hr, 54 mins
Most popular airlineWestJet
Average flights per week139

Finding cheap flights from Calgary to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Calgary to Seattle is $180. 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 54 minutes is the average flight time from Calgary to Seattle.
WestJet, Delta and Horizon Air fly direct from Calgary to Seattle.
As of April 2025, there are 139 flights per week flying from Calgary to Seattle.
The cheapest month to fly from Calgary to Seattle is usually April 2025.
If you're flying from Calgary Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from $180.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Calgary Airport to Seattle on Wednesday, 4 June 2025.
Yes – the average flight time is 1 hour and 54 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 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.
In April, the average temperature is usually around 8°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, WestJet offers the cheapest flight tickets to Seattle.

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

  • Expect to be in the air for 1 hour 38 minutes. That's the average duration of a direct flight from Calgary International Airport to Seattle.

  • Calgary International Airport is located in Calgary. Operating on the UTC-7 timezone, Seattle is 1 hour behind Calgary.

  • With 45 weekly flights between the two airports, Calgary International Airport (YYC) to Seattle-Tacoma International Airport (SEA) is the busiest route. Alaska Airlines operates the earliest flight at 07:00. If you prefer to get more out of your day before taking off, the latest flight from YYC to SEA is with WestJet at 19:30.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your flight from YYC to Seattle.

  • During popular months like July, it's wise to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you fly during a peak period in general.

  • Direct flights from Calgary International Airport (YYC) to Seattle are available for booking. Seattle-Tacoma International Airport (SEA) is where you'll arrive.

  • Book your ticket with Alaska Airlines. This airline operates direct flights from Calgary International Airport to Seattle.

  • You don't need a visa for United States if you hold a passport from Canada and are visiting for tourism purposes. Visa and travel documentation requirements are subject to changes. So before reserving your cheap tickets from Calgary International Airport to Seattle, be sure to check with your airline and your destination country's local consulate or embassy for the most up-to-date information.

  • Located around 16 kilometres from the centre of Calgary, YYC can be reached in about 20 minutes by car (depending on traffic). The journey by public transport takes roughly 1 hour and 1 minute.

  • After a leisurely start to your holiday? Stay near YYC. Whether you're catching an early flight from Calgary International Airport to Seattle or just don't like being rushed, these hotels are the answer:

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

  • $113 is the lowest price for a one-way ticket from Calgary International Airport to Seattle. Return flights start from $180. These prices may change based on demand.

  • To secure cheap tickets from YYC to Seattle, book your journey 11 months ahead of your departure.

  • July is the cheapest month for tickets from Calgary International Airport to Seattle. If you need to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Locking in a cheap ticket from YYC to Seattle is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when there's a better deal.

  • Make the most of the filters to find your ideal journey. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Calgary International Airport to Seattle, use the 'Sort by' function. You can also filter by airline, arrival and departure times, and number of stops.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is around 23 kilometres from central Seattle. With your own car rental or if you're catching a cab, the drive is about 18 minutes.

  • It typically takes 54 minutes to get there using public transport.

  • If you have a late flight from Calgary International Airport to Seattle, few things beat the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and sleeping not long after at one of these accommodation options near SEA:

Lake Union Sea Plane Base Airport (LKE)

Best time to go to Seattle

  • July is the most popular month to board a flight from Calgary International Airport to Seattle while May is the quietest. To work out the ideal time to visit Seattle, consider whether you prefer a lively vibe or a quieter pace.

  • The warmest month in Seattle is August, with the temperature ranging between 12ºC and 28ºC. Lock in your flights from Calgary International Airport to Seattle in this month if you enjoy this type of weather.

  • Look for cheap flights from YYC to Seattle in February if you like cooler conditions. Temperatures are at their lowest around then, ranging between -1ºC and 11ºC on average.

More about Seattle

Complete your Seattle trip with a car rental

  • We use the same magic that helped you find your cheap flight from Calgary International Airport to Seattle to track down incredible deals on car rentals. Search for your ride in seconds and easily compare your options. Plus we give you all the info on car rentals in Seattle, from the most popular car type to the average daily price.

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