AED280 Cheap Flights from Boise (BOI) to Seattle (SEA)

View AED280 flight on Sat, 15 November 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Boise to Seattle (BOI-SEA)

Prices were available within the past 7 days and start at AED280 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How long does it take to fly from Boise Airport to SEA?
With Alaska Airlines, a direct flight takes around 1 hour and 31 minutes. Step on board the 6:00AM flight from Boise Airport and arrive at Sea-Tac Airport at 6:31AM. Walk away with a fantastic deal on this and other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from Boise Airport to Sea-Tac Airport last minute?
When it comes to booking your flights, it's better to be prepared. While it's possible to find a last-minute deal on a BOI to Sea-Tac Airport flight, prices usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international trips it's between three and four months.
What airline has the least delays from BOI to Sea-Tac Airport?
If you don't want to be waiting for hours — or worse, your trip left in tatters because of a flight delay — pick Alaska Airlines. Around 100% of its Boise Airport to Sea-Tac Airport services touch down on time. You can check your flight status before leaving for the airport through the free Expedia App. It'll also give you real-time notifications about things like gate changes, baggage carousel numbers and directions to your hotel. Everything you need to know is right there in your pocket!
What airports do you fly into for Seattle from Boise?
From Boise, you can reach Seattle via Seattle - Tacoma Intl. Airport (SEA), Renton Municipal Airport (RNT) and Boeing Field Airport (BFI). Do some research into which terminal is the most convenient for you before you make a decision. If you choose Seattle - Tacoma Intl. Airport (SEA), it's about 19 kilometers south of the center of the city. Use the money you save when booking your fare with Expedia to enjoy the city's top attractions, such as Space Needle and Pike Place Market.
What are the most popular departure times for flights from BOI to Sea-Tac Airport?
The most popular departure times for flights from Boise Airport (BOI) to Sea-Tac Airport are between 1:00 PM - 2:00 PM on Alaska Airlines. Our recommendation is to jet off in the morning. The earlier you take off, the greater your chances of a delay-free flight with less air traffic around.
Can I change the date of my flight from Boise Airport (BOI) to Sea-Tac Airport?
Plans can change, so Expedia is here to help make things as simple as possible. First, access your Boise Airport to Sea-Tac Airport itinerary through the Expedia Trips portal and read the ticket rules and conditions regarding changes. If you booked in the last 24 hours, some airlines will allow you to cancel for free and organize new flights. If you bought your fare more than 24 hours ago, connect with us through our Customer Service portal so we can assist you further.

Travel information

Travel information

0
Origin airport
Boise
Destination airport
Seattle - Tacoma Intl.
Distance
636 km

Book with confidence

Book with confidence

Boise to Seattle Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Boise 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 Boise 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 BOI to SEA 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 AED280 now!

Boise to Seattle Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia