Cheap Flights from Boise, ID to Seattle, WA from $67
On Cheapflightsplus.com you will find 11 direct and 29 connecting flights from Boise to Seattle. You can compare airfare deals from 6 airlines and multiple travel sites from $67, book and save on cheap plane tickets and last minute offers. Also check out BOI-SEA flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Boise to Seattle depends on and how to choose the most interesting flight option for you.
Distance between Boise and Seattle is 640 miles. Time difference between the cities is 1h. Airplanes depart 06:00 to 19:38 from 1 Boise airport and arrive 06:00 to 19:38 to 3 Seattle airports. Average flight time is 1h 36m.
- The fastest flight 1h 33m
- Average flight time 1h 36m
- The earliest flight 06:00
- The latest flight 19:38
- Distance 398 ml
Best Flights from Boise to Seattle Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $67 | 19:12 Boise Boise | 19:50 Seattle Seattle-Tacoma Intl | 1h 38m | Hawaiian Airlines | HA4809 |
| from $72 | 19:12 Boise Boise | 19:50 Seattle Seattle-Tacoma Intl | 1h 38m | Alaska Airlines | AS3000 |
| from $98 | 09:53 Boise Boise | 10:26 Seattle Seattle-Tacoma Intl | 1h 33m | Hawaiian Airlines | HA4797 |
| from $94 | 12:36 Boise Boise | 00:34+1 день Seattle Seattle-Tacoma Intl | 12h 58m layover 7h 53m - Denver | Frontier Airlines | F93934 F93405 |
| from $114 | 07:12 Boise Boise | 11:00 Seattle Seattle-Tacoma Intl | 4h 48m layover 2h 25m - Spokane | Hawaiian Airlines | HA4787 HA4954 |
The cheapest months to travel to Seattle are august (from 67 $), september (from 77 $), june (from 94 $).
The most expensive months are may (from 105 $), july (from 98 $), october (from 98 $).
What is the lowest airfare Boise to Seattle?
The cheapest plane ticket found by our users is $67. This airfare is for economy class on one-way HA4809 flight by Hawaiian Airlines for July 20, 2025 which leaves Boise in Boise at 19:12 am and arrives at Seattle Seattle-Tacoma Intl at 19:50.
Flight Schedule Boise (Idaho) to Seattle (Washington)
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Popular Airlines on the Route
The flight Boise — Seattle is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 14 departures per week at the price of from $ 72 . And the most expensive tickets are offered by Frontier Airlines airline - from $ 445.
Direct flights
There are 11 nonstop flights on the route. The fastest direct flight is HA4797 by Hawaiian Airlines takes 1h 33m and the cheapest is HA4809 by Hawaiian Airlines for $67.
- AS - Alaska Airlinesfrom $72Find
- HA - Hawaiian Airlinesfrom $67Find
Connecting Flights
There are 29 flights with layovers on the route. The fastest connecting flight is HA4791 by Hawaiian Airlines takes 2h 55m and the cheapest is HA4809 by Hawaiian Airlines for $94.
- AS - Alaska Airlinesfrom $153Find
- F9 - Frontier Airlinesfrom $94Find
- SY - Sun Country Airlinesfrom $198Find
- HA - Hawaiian Airlinesfrom $114Find
- UA - United Airlinesfrom $144Find
- G4 - Allegiant Airfrom $357Find
Airports
You can fly from Boise to Seattle from 1 airports (Boise).
Boise airports
- Boise-BOIfrom $67Find
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAFind
- Kenmore Air Harbor SPB-LKEFind
Airplanes
There are flights to Seattle from Boise by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Boise
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Top International Destinations from Boise
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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