
Popular airlines from Boise Airport (BOI) to Seattle-Tacoma International Airport (SEA)
- Alaska Airlines
Alaska Airlines
- Delta
Delta
- Southwest Airlines
Southwest Airlines
- United
United
- American Airlines
American Airlines
- Hawaiian Airlines
Hawaiian Airlines
- Plan, book, fly with confidence
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Cheap flights from Boise to Seattle (BOI-SEA)
Prices were available within the past 7 days and start at €68 for one-way flights and €118 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€118 Return, found 21 hours ago
€118
Return
found 21 hours ago

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€135 Return, found 21 hours ago
€135
Return
found 21 hours ago

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€161 Return, found 21 hours ago
€161
Return
found 21 hours ago

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€188 Return, found 21 hours ago
€188
Return
found 21 hours ago

Sat, 6 Sep - Sun, 7 Sep
BOI
Boise
SEA
Seattle
€204 Return, found 4 days ago
€204
Return
found 4 days ago

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€214 Return, found 21 hours ago
€214
Return
found 21 hours ago

Sat, 6 Sep - Sun, 7 Sep
BOI
Boise
SEA
Seattle
€222 Return, found 4 days ago
€222
Return
found 4 days ago

Sat, 6 Sep - Sun, 7 Sep
BOI
Boise
SEA
Seattle
€227 Return, found 4 days ago
€227
Return
found 4 days ago

Sat, 6 Sep - Sun, 7 Sep
BOI
Boise
SEA
Seattle
€238 Return, found 4 days ago
€238
Return
found 4 days ago

Sat, 13 Sep - Sun, 14 Sep
BOI
Boise
SEA
Seattle
€932 Return, found 21 hours ago
€932
Return
found 21 hours ago
Find the cheapest month to fly from Boise (BOI) to Seattle (SEA)
February is typically the cheapest month to fly
From €65 - €168 per traveller.
Graph displaying average flight prices per month
Origin airport | Boise |
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | American Airlines, Delta, United |
Return price | €118 |
Distance | 636 km |
Perfect flights from Boise to Seattle
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Boise to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
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Our flexible Boise to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from €68 and roundtrip prices from €118. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
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Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your BOI to SEA travel arrangements today and embark on the journey of a lifetime in Seattle.
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