$145 Cheap Flights from Cranbrook (YXC) to Seattle (SEA)

View $145 flight on Mon, Aug 25, 2025Opens in a new window

Popular airlines from Cranbrook, BC (YXC-Canadian Rockies Intl.) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Cranbrook to Seattle (YXC-SEA)

Prices were available within the past 7 days and start at $145 for one-way flights and $358 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$358 Roundtrip, found 2 days ago
$358
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $358 found 2 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$385 Roundtrip, found 2 days ago
$385
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $385 found 2 days ago
WestJet
Sun, Sep 14 - Sun, Sep 21
YXC
Cranbrook
SEA
Seattle
$432 Roundtrip, found 5 days ago
$432
Roundtrip
found 5 days ago
Select WestJet flight, departing Sun, Sep 14 from Cranbrook to Seattle, returning Sun, Sep 21, priced at $432 found 5 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$440 Roundtrip, found 2 days ago
$440
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $440 found 2 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$458 Roundtrip, found 2 days ago
$458
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $458 found 2 days ago
WestJet
Sun, Sep 14 - Sun, Sep 21
YXC
Cranbrook
SEA
Seattle
$461 Roundtrip, found 5 days ago
$461
Roundtrip
found 5 days ago
Select WestJet flight, departing Sun, Sep 14 from Cranbrook to Seattle, returning Sun, Sep 21, priced at $461 found 5 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$464 Roundtrip, found 2 days ago
$464
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $464 found 2 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$466 Roundtrip, found 2 days ago
$466
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $466 found 2 days ago
WestJet
Mon, Sep 1 - Fri, Sep 5
YXC
Cranbrook
SEA
Seattle
$479 Roundtrip, found 2 days ago
$479
Roundtrip
found 2 days ago
Select WestJet flight, departing Mon, Sep 1 from Cranbrook to Seattle, returning Fri, Sep 5, priced at $479 found 2 days ago
WestJet
Sun, Sep 14 - Sun, Sep 21
YXC
Cranbrook
SEA
Seattle
$489 Roundtrip, found 5 days ago
$489
Roundtrip
found 5 days ago
Select WestJet flight, departing Sun, Sep 14 from Cranbrook to Seattle, returning Sun, Sep 21, priced at $489 found 5 days ago
Flights from Cranbrook (YXC) to Seattle (SEA)
Origin airport
Canadian Rockies Intl.
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
$358
Distance
333 mi

Cranbrook to Seattle Flights

The cheapest times to fly from Cranbrook to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cranbrook to Seattle are during the month of September. You can find some of the cheapest flights from Cranbrook to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cranbrook to Seattle

Sunday is one of the best days to book for cheap flights from Cranbrook to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cranbrook to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cranbrook to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $145 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cranbrook to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cranbrook to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $145 or cheap return flight from $358 from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA)?
Flying in September can help you save, as it's the cheapest month for flights between YXC and SEA. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from YXC to SEA. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YXC to SEA?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA)?
Select a flight from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute fares from YXC to SEA are typically more expensive. For the lowest rates, start looking for flights well in advance. That said, if your travel plans are flexible, it's possible to find a cheap ticket just before your departure.
Is it cheaper to book a YXC to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a YXC to SEA flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place takes the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Canadian Rockies Intl. Airport (YXC) to Seattle - Tacoma Intl. Airport (SEA)?
If you reserved your YXC to SEA flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.