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

Airlines that fly from Seattle-Tacoma International Airport (SEA) to Boise Airport (BOI)

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

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

Flight from Seattle to Boise route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Distance
636 km

Your quick guide to flights from Seattle to Boise

Pick up great flights from Seattle to Boise

With Expedia, you have your pick of 48 flights a day with 20 airlines covering flights from Seattle to Boise. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Seattle to Boise that take around 3 hours.

Find cheap flights from Seattle to Boise

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Seattle to Boise around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Boise is normally in .

Reasons to book your flight from Seattle to Boise with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Seattle to Boise across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Boise right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to BOI?
Pack your bags, because round-trip flights between Seattle - Tacoma Intl. Airport (SEA) and BOI start from . That’s based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to BOI?
The majority of flights can be cancelled online, but whether you incur a fee depends on your airline. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to BOI that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to Boise Airport (BOI) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to BOI?
It’s only 640 kilometres between SEA and Boise Airport (BOI). Chances are you’ll spend more time travelling to and from the airport than you will actually flying!
Which airlines fly direct from Sea-Tac Airport to Boise Airport (BOI)?
There are several airlines that fly directly from Seattle - Tacoma Intl. Airport (SEA) to Boise Airport (BOI). Alaska Airlines (AS) is a popular option, offering 321 flights every month. Another airline operating on this route is Delta Air Lines (DL). You’ll have 182 flights each month to take your pick of.
Are Seattle - Tacoma Intl. Airport (SEA) to BOI flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so there are no guarantees. While last-minute deals between SEA and Boise Airport are possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers publish their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so check back often and be ready to pounce when the price is low.
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