BOI to SEA (Boise to Seattle) Flights

Last Minute Flights from BOI to SEA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
BOISeattleAugust 4 to August 13$188
*Prices include taxes and fees

Cheapest BOI to SEA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
BOISeattleSeptember 21 to September 21$147
BOISeattleJuly 29 to August 13$150
BOISeattleSeptember 5 to September 5$151
BOIEverettSeptember 5 to September 11$226
*Prices include taxes and fees
BOI to SEA Flight Details
Origin airport
Boise
Origin airport IATA code
BOI
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Distance
397 mi

Frequently asked questions

What airlines fly direct from BOI to Seattle - Tacoma Intl. Airport (SEA)?
Alaska Airlines (AS) and Delta Air Lines (DL) can fly you nonstop from Boise Airport (BOI) to Sea-Tac Airport. The first carrier operates 243 of these convenient services monthly, while the second provides 208 each month. Fasten your safety belt, make yourself comfy and get to your destination fast.
How many flights are there from BOI to SEA?
About 14 per day. If you’re in a hurry to reach SeaTac, see if you can get your hands on an epic last-minute deal from Boise, ID (BOI) to Seattle, WA (SEA-Seattle - Tacoma Intl.) and then secure it quick!
How long does it take to fly from Boise, ID (BOI) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The flight time from Boise, ID (BOI) to Seattle, WA (SEA-Seattle - Tacoma Intl.) is about 1 hour and 35 minutes. In-flight entertainment isn’t always available on short journeys like this, so bring a magazine to read or download some tunes on your smartphone.
What is the flight distance from Boise, ID (BOI) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
With a distance of just 400 miles (640 1), the short-haul journey from Boise, ID (BOI) to Seattle, WA (SEA-Seattle - Tacoma Intl.) is quick and easy. Spend your journey dreaming about what you’d like to do and see when you touch down in SeaTac.
How many morning flights are there from BOI to SEA?
Those who prefer to rise early can select from 55 morning flights from BOI to SEA a week.

  • Delta Air Lines (DL) operates 28 weekly flights that jet out before midday. The earliest to depart is 5:30AM.
  • Alaska Airlines (AS) is another good option. It offers 27 flights before noon every week, with the first departure at 6:00AM.

How many afternoon flights are there from BOI to SEA?
If you like to sleep in, book one of the 49 afternoon and evening flights available weekly from BOI to SEA.

  • Take off with Alaska Airlines (AS), which offers 29 afternoon and evening flights each week on this route. The first departure is 1:00PM.
  • Delta Air Lines (DL) is a popular alternative, listing 20 afternoon and evening flights per week. The earliest departure with this carrier is at 2:31PM.

What is the earliest departure time out of Boise to SeaTac?
Leave BOI at 5:30AM and touch down at SEA at 7:14AM. This is the earliest departure you can book on this route.
What is the latest departure time out of Boise to SeaTac?
Book a seat on the 8:55PM flight from BOI, touching down at 10:26PM at SEA, and give yourself time to attend to any last-minute vacation preparations. This is the latest flight you can catch on this route.
What is the average price from Boise to SeaTac?
You can find a round-trip airfare from BOI to SEA starting from around $147. The best fares get snapped up fast, so book as soon as you’ve pinned down your travel dates. 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.

Boise to Seattle Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Boise to Seattle to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from BOI to SEA, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Boise to Seattle, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.