Cheap Flights from Seattle, WA to Boise, ID from $67
On Cheapflightsplus.com you will find 50 direct and 210 connecting flights from Seattle to Boise. 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 SEA-BOI 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 Seattle to Boise depends on and how to choose the most interesting flight option for you.
Distance between Seattle and Boise is 640 miles. Time difference between the cities is 1h. Airplanes depart 05:15 to 23:59 from 3 Seattle airports and arrive 05:15 to 23:59 to 1 Boise airport. Average flight time is 1h 28m.
- The fastest flight 1h 18m
- Average flight time 1h 28m
- The earliest flight 05:15
- The latest flight 23:59
- Distance 398 ml
Best Flights from Seattle to Boise Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $67 | 08:45 Seattle Seattle-Tacoma Intl | 11:09 Boise Boise | 1h 24m | Hawaiian Airlines | HA6483 |
| from $70 | 08:45 Seattle Seattle-Tacoma Intl | 11:09 Boise Boise | 1h 24m | Alaska Airlines | AS2262 |
| from $78 | 13:42 Seattle Seattle-Tacoma Intl | 16:10 Boise Boise | 1h 28m | Hawaiian Airlines | HA6660 |
| from $100 | 06:25 Seattle Seattle-Tacoma Intl | 11:46+1 день Boise Boise | 28h 21m layover 23h 36m - Denver | Frontier Airlines | F93406 F93933 |
| from $111 | 05:20 Seattle Seattle-Tacoma Intl | 09:20 Boise Boise | 3h 0m layover 0h 45m - Portland | Alaska Airlines | AS3204 AS2430 |
The cheapest months to travel to Boise are october (from 67 $), august (from 67 $), september (from 77 $).
The most expensive months are november (from 185 $), december (from 148 $), february (from 137 $).
What is the lowest airfare Seattle to Boise?
The cheapest plane ticket found by our users is $67. This airfare is for economy class on one-way HA6483 flight by Hawaiian Airlines for October 7, 2025 which leaves Seattle-Tacoma Intl in Seattle at 08:45 am and arrives at Boise Boise at 11:09.
Flight Schedule Seattle (Washington) to Boise (Idaho)
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Popular Airlines on the Route
The flight Seattle — Boise is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 99 departures per week at the price of from $ 70 . And the most expensive tickets are offered by United Airlines airline - from $ 959.
Direct flights
There are 50 nonstop flights on the route. The fastest direct flight is HA6538 by Hawaiian Airlines takes 1h 18m and the cheapest is HA6483 by Hawaiian Airlines for $67.
- AS - Alaska Airlinesfrom $70Find
- HA - Hawaiian Airlinesfrom $67Find
Connecting Flights
There are 210 flights with layovers on the route. The fastest connecting flight is HA6698 by Hawaiian Airlines takes 2h 43m and the cheapest is HA6483 by Hawaiian Airlines for $100.
- AS - Alaska Airlinesfrom $111Find
- F9 - Frontier Airlinesfrom $100Find
- SY - Sun Country Airlinesfrom $202Find
- HA - Hawaiian Airlinesfrom $123Find
- UA - United Airlinesfrom $122Find
- NK - Spirit Airlinesfrom $156Find
Airports
You can fly from Seattle to Boise from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAfrom $67Find
- Kenmore Air Harbor SPB-LKEFind
Boise airports
- Boise-BOIFind
Airplanes
There are flights to Boise from Seattle by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Seattle
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Top International Destinations from Seattle
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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