An Alaska Airlines plane taking off with a snow-capped mountain in the background.

Cheap Flights from Niagara Falls (IAG) to Seattle (SEA)

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Frequently asked questions

Is it cheaper to buy a plane ticket from Niagara Falls Intl. Airport to Sea-Tac Airport last minute?
Booking your trip from Niagara Falls Intl. Airport to SEA at the last minute could save you a pretty penny if you're lucky enough to find an amazing deal. However, fares don't typically get cheaper as the departure date nears. If you procrastinate, flights could also be booked solid or the best seats taken (because who wants the middle seat?). If you don't want to hedge your bets, book well ahead of the date you want to leave. Don't forget that some of the biggest bargains can be found up to a year in advance. If your preferred carrier hasn't released its fares yet, check back regularly as deals are constantly updated on Expedia.
What airports do you fly into for Seattle from Niagara Falls?
From Niagara Falls, you can travel to Seattle via Seattle - Tacoma Intl. Airport (SEA), Renton Municipal Airport (RNT) and Boeing Field Airport (BFI). Research which terminal is the most convenient for you before making your decision. If you decide on Seattle - Tacoma Intl. Airport (SEA), it's roughly 19 kilometers south of the city center. Use the money you save when booking your airfare with Expedia to visit the city's popular attractions, such as Space Needle and Pike Place Market.
Can I change the date of my flight from Niagara Falls Intl. Airport (IAG) to Sea-Tac Airport?
Make changes quickly to your Niagara Falls Intl. Airport (IAG) to Sea-Tac Airport ticket via the Expedia Trips portal. But before you make any amendments, browse the rules and restrictions in your itinerary to learn what the carrier will let you do and what fees apply for changes. Some carriers charge a change fee per person, plus any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also stop by our Customer Service portal for more advice and to chat with our Virtual Agent.

Travel information

Origin airport
Niagara Falls Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
3362 km

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Niagara Falls to Seattle Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Niagara Falls to Seattle offer the perfect respite. Not only does exploring Seattle provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Niagara Falls to Seattle may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Seattle are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Seattle more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is now!

Niagara Falls to Seattle Flights