SEA to BOI (Seattle to Boise) Flights

Last Minute Flights from SEA to BOI

Best airfare and ticket deals for SEA to BOI flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEABoiseApril 21 to April 22$317
*Prices include taxes and fees

Cheapest SEA to BOI Flights

Best airfare and ticket deals for SEA to BOI flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEABoiseJune 11 to June 12$134
SEABoiseJune 12 to June 12$157
SEABoiseMay 11 to May 14$180
PAEBoiseApril 30 to May 7$342
*Prices include taxes and fees
SEA to BOI Flight Details
Origin airport
Seattle - Tacoma Intl.
Origin airport IATA code
SEA
Destination airport
Boise
Destination airport IATA code
BOI
Distance
397 mi

Frequently asked questions

Which airlines with flights from SEA to BOI allow free cancellation due to COVID-19?
Simply enter your origin, destination and travel dates, then click the big green “Find the best flight deals” button. Once the results are displayed, check the “No change fee” box directly underneath the “Flexible change policies” filter to the left. Before you go ahead and book your SEA to BOI tickets, carefully read the airline’s COVID-19 related terms and conditions so you are clear about what you can and can’t change.
What airlines fly direct from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boise, ID Airport (BOI)?
Check out Alaska Airlines (AS). It operates 317 flights a month that jet straight from SEA to Boise, ID Airport (BOI). With 182 nonstop monthly flights of its own on this journey, Delta (DL) is another carrier to keep in mind.
How many flights are there from SEA to BOI?
There are roughly 16 flights a day from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boise, ID Airport (BOI), so you have plenty of ways to get to Boise. Just pick out a date that works for you and lock in your seat.
How long does it take to fly from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boise, ID Airport (BOI)?
You’ll scarcely have enough time for a few z’s on this journey of 1 hour and 26 minutes. Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boise, ID Airport (BOI) is classified as a short-haul flight.
What is the flight distance from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Boise, ID Airport (BOI)?
The short-haul journey from Seattle to Boise is just 400 miles (640 km). Don’t get too comfortable though — you’ll be stepping onto the tarmac at Boise, ID Airport (BOI) not long after taking your seat.
How many morning flights are there from SEA to BOI?
With 42 morning flights from SEA to BOI each week, you have a nice range of choice.
  • You can depart as bright and early as 7:00AM if you find a seat with Alaska Airlines (AS). This carrier offers 28 weekly services that depart before midday.
  • Delta (DL) is another option. It has 14 flights before noon per week, with the earliest to depart at 8:15AM.
How many afternoon flights are there from SEA to BOI?
If early starts aren’t your thing, find a seat on one of the 78 afternoon and evening flights available each week from SEA to BOI.
  • Book your airfare with Alaska Airlines (AS). It has 50 afternoon and evening flights a week scheduled to depart from 12:10AM onward.
  • Alternatively, Delta (DL) lists 28 afternoon and evening flights per week, with the first scheduled to depart at 12:35AM.
What is the earliest departure time out of Seattle to Boise?
6:30AM is the earliest flight from SEA, arriving at BOI at 7:50AM. Save valuable minutes in the morning by having your bags packed and ready to be thrown into your rideshare.
What is the latest departure time out of Seattle to Boise?
From SEA, the latest flight departs at 9:40PM and arrives at BOI at 10:56PM. If you’re not a fan of early mornings, this is the flight to book.
What is the average price from Seattle to Boise?
On average, the lowest price for a round-trip airfare from SEA to BOI is $134. Scoop up your own sensational deal by booking your tickets today. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Seattle to Boise Flight Schedule

CarrierFlightDepart SEAArrive BOIMon
4/15
Tue
4/16
Wed
4/17
Thu
4/18
Fri
4/19
Sat
4/20
Sun
4/21
Stops
AS334106:50 am09:12 amCheck Fare
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AS338308:15 am10:39 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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DL412711:30 am01:55 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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AS101811:35 am02:03 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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DL395901:55 pm04:26 pmCheck Fare