Cheap flights to Seattle / Tacoma International (SEA) from C$169 | Skyscanner

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Flight deals to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best return flight to Seattle / Tacoma International Airport? If you want to travel to Seattle / Tacoma International Airport next month, return fares start from C$328. Find the lowest prices on one-way and return tickets right here.

Find the cheapest time to fly to Seattle / Tacoma International

Flexible on travel dates? Find the cheapest month – or even day – to fly to Seattle / Tacoma International.
Cheapest month:June
Most expensive month:May

Direct flights to Seattle / Tacoma International

Frequently asked questions

Alaska Airlines, Horizon Air, WestJet, SkyWest Airlines, Qatar Airways, Delta, KLM and Air Canada all fly direct to Seattle / Tacoma International.
The cheapest month to fly to Seattle / Tacoma International is usually June.
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.
Yes – the average flight time is 2 hours and 40 minutes.
The best price we found for a return flight to Seattle / Tacoma International is C$294. 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.
We found flights to Seattle Lake Union SPB Airport, which is 1.5 km from Seattle, from C$259.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Seattle / Tacoma International Airport is Sunday, June 14, 2026.
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, Lufthansa offers the cheapest flight tickets to Seattle / Tacoma International.

Flying to Seattle / Tacoma International

The things to know before you go.
Cheapest flight foundC$294
Cheapest month to flyJune
Average flight time2 hrs, 40 mins
Most popular airlineAlaska Airlines
Average flights per week1,063

Discover Seattle / Tacoma International

How to find cheap flights to Seattle / Tacoma International airport (SEA) in 2026

  

Looking for cheap tickets to Seattle / Tacoma International airport? Round-trip tickets to Seattle / Tacoma start from C$294 and one-way flights to Seattle / Tacoma International start from C$169.

Here are a few tips on how to score the best price and make your journey as smooth as possible

  
      
  • Simply hit "search." We've compared plane tickets from all major online travel agents and airlines flying to Seattle / Tacoma International airport to find the cheapest flights. And with us, there are no hidden charges – what you see is what you pay.
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  • Compare flight deals to Seattle / Tacoma International airport from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Seattle start from C$169 one-way.
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  • Depart from Canada. Look out for flights from Canada – this is the cheapest location to depart from when flying to Seattle / Tacoma International airport.
  • Flex your dates to secure the best fare for your Seattle / Tacoma International airport flight. If your travel dates are flexible, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to Seattle / Tacoma International airport from your chosen departure location.
  • Set up a Price Alert. You can easily track the price of your flights to Seattle / Tacoma International airport by creating an alert. Whenever prices go up or down, you'll get a push notification or email to help you get the best flight deal.
  • Find the cheapest Business class flights to Seattle / Tacoma International airport. We scour the Internet for the best Business, Premium Economy and First Class flight fares to Seattle, too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
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  • Look for direct flights. Only interested in direct flights to Seattle / Tacoma International airport? Make sure to check "Direct flights only" when performing a search. If there are direct SEA flights available, these will appear in the results. Airlines that fly direct to Seattle include: Alaska Airlines
    Horizon Air
    WestJet
    SkyWest Airlines
    Qatar Airways
    Delta
    KLM
    Air Canada
  • Include nearby airports in your search. Widen your search for Seattle / Tacoma International airport flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets to Seattle / Tacoma International airport whenever you want.
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Combine your cheap flight to Seattle with hotels and car rental

  

Once you've secured your ticket to Seattle / Tacoma International airport, discover the best prices and exclusive rates for hotels in, or close to, Seattle / Tacoma International airport. You can also compare hundreds of car rental companies all at once so you get the best car rental deals for your trip.

  

Compare Seattle / Tacoma International airport plane tickets with other destinations using the everywhere search

  

Not quite set on flying to Seattle / Tacoma International airport yet? You can easily browse other destinations by searching flights to "Everywhere" – this will allow you to find the cheapest place to travel from your departure location.

  

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