Cheap Flights from Seattle (SEA) to Banff (YBA)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Banff, AB (YBA)

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Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA) cost?
Snag a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA) 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 Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA)?
is the most affordable month to fly from SEA to YBA. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SEA to YBA. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA)?
There aren't any daily nonstop flights available from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SEA to YBA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA) last-minute?
Holding off until right before your break to book your flight from SEA to YBA often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible to boost your chances of scoring a bargain.
Is it cheaper to book a SEA to YBA flight and hotel package?
Securing a SEA to YBA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of accommodations and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Banff, AB (YBA)?
In most instances, you're able to reschedule or cancel your SEA to YBA flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Banff
Distance
400 mi

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Seattle to Banff Flights

The cheapest times to fly from Seattle to Banff

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 Seattle to Banff are during the month of . You can find some of the cheapest flights from Seattle to Banff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Banff

Sunday is one of the best days to book for cheap flights from Seattle to Banff: 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 Seattle to Banff

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 Seattle to Banff in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Seattle to Banff 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 Seattle to Banff 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.

 

Seattle to Banff Flights

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*Available to One Key members.