Flights
Hotels
From
To
1 traveler
Unsupported Browser!
Find Flights
Flights
Hotels
1 traveler
Unsupported Browser!
Find Flights

Cheap Flights from Seattle to Boise, ID, United States - SEA to BOI

Popular flights from Seattle to Boise

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
Jul 21, 2016 Jul 25, 2016 $200
American Airlines
Departure Date Return Date Lowest Price
May 18, 2016 May 25, 2016 $278
Aug 13, 2016 Aug 20, 2016 $278
United Airlines
Departure Date Return Date Lowest Price
Aug 19, 2016 Aug 30, 2016 $551

How Much Does it Cost to Fly from Seattle to Boise (SEA to BOI)?

We have collected flight cost data from across the web for travel from Seattle to Boise, and have found the average flight price for this trip to be $215.

When Can I Buy the Cheapest Flight from Seattle to Boise (SEA to BOI)?

Airlines can adjust prices for plane tickets from Seattle to Boise based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Seattle to Boise

The chart below shows up-to-date information regarding how far in advance a flight from Seattle to Boise should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $387 $365
7-14 days $242 $278
14-21 days $218 $227
21-30 days $206 $202
30-60 days $204 $202
60-90 days $204 $200
90+ days $205 $202

Cheapest Day To Fly from Seattle to Boise

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to Boise.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$202 $278 $206 $200 $202 $202 $215

Lowest Fares Chart By Month from Seattle to Boise

The chart below shows the lowest fare by month when flying from Seattle to Boise.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Seattle Boise Alaska 5/26/16 5/30/16 0 $218
June Seattle Boise Alaska 6/3/16 6/6/16 1 $202
July Seattle Boise Alaska 7/21/16 7/25/16 1 $200
August Seattle Boise Alaska 8/4/16 8/9/16 1 $202
September Seattle Boise Alaska 9/1/16 9/4/16 0 $206
October Seattle Boise Alaska 10/5/16 10/13/16 0 $206
November Seattle Boise Alaska 11/4/16 11/6/16 0 $206
December Seattle Boise Alaska 12/19/16 12/26/16 0 $230

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to Boise

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to Boise.

Next 30 Days

SunMonTueWedThuFriSat
8 9 10 11 12 13 14
$322
15 16 17 18 19 20 21
$322 $278
22 23 24 25 26 27 28
$278 $218
29 30 31 1 2 3 4
$218 $206
5 6 7 8 9 10 11
$206 $206
12 13 14 15 16 17 18
$206

Non-Stop vs Connecting Flights from Seattle to Boise (SEA to BOI)

Your Seattle to Boise flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Seattle to Boise is $358.

The average price for non-stop flights from Seattle to Boise is $204.

The chart below shows up to date information regarding non-stop flights from Seattle to Boise.

Nonstop Flight Details from Seattle to Boise
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 9 8 9 9 9 8 7 06:30 21:30
Delta 4 4 4 4 4 3 4 07:37 21:59

Round Trip vs One Way Flights from Seattle to Boise (SEA to BOI)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Seattle to Boise. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Seattle to Boise is $133.

The average price for round trip flights from Seattle to Boise is $358.

Seattle to Boise Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Seattle to Boise?
Answer: The average Seattle to Boise flight time is an hour and 26 minutes.
Question: How many miles are there between Seattle and Boise?
Answer: The distance from Seattle to Boise is 398 miles.
Question: How common are direct flights from Seattle to Boise?
Answer: There are 85 direct flights from Seattle to Boise.
Question: What is the most popular airline for non-stop flights from Seattle to Boise?
Answer: Alaska Airlines provides 69% of the non-stop flights between Seattle and Boise.
Question: What are the most popular connecting cities when flying from Seattle to Boise?
Answer: Phoenix, AZ

Airlines Flying from Seattle to Boise (SEA to BOI)

Below are the different airlines that fly from Seattle to Boise with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Boise.

Seattle to Boise
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Alaska - X X X X X X X
Alaska GEG X X X X X X X
Delta - X X X X X X X
Delta MSP X X X X X X X
Southwest LAS X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Boise, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Seattle - SEA

FlightsAirlineLowest Price
Seattle to Los Angeles American, Alaska, Spirit, United, Virgin America $105
Seattle to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $81
Seattle to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $194
Seattle to Dallas - Ft Worth American, Alaska, Frontier, Spirit, Sun Country, United, Virgin America $224
Seattle to San Francisco American, Alaska, United, Virgin America $164
Seattle to Salt Lake City American, Alaska, United $253
Seattle to Denver American, Alaska, Frontier, Spirit, United, Virgin America $138
Seattle to Atlanta American, Alaska, Frontier, Spirit, United $366
Seattle to Sun Valley American, Alaska, United $249
Seattle to New York American, Alaska, JetBlue, Frontier, Hawaiian, Sun Country, United, Virgin America $302
Seattle to Phoenix American, Alaska, Frontier, United $196
Seattle to Portland American, Alaska $160
Seattle to Spokane American, Alaska, United $167

Cheap Domestic Flights to Boise - BOI

FlightsAirlineLowest Price
Portland to Boise Alaska, United $165
Bellingham to Boise Alaska $284
Pasco to Boise American, Alaska, United $617
Wenatchee to Boise Alaska $283
Yakima to Boise American, Alaska $537
Portland to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $107
Portland to Los Angeles American, Alaska, Spirit, United, Virgin America $87
Portland to Salt Lake City American, Alaska, United $196
Portland to Seattle Alaska $162
Portland to San Francisco American, Alaska, United, Virgin America $159
Portland to Chicago American, Alaska, JetBlue, Frontier, Spirit, United, Virgin America $147
Portland to Denver American, Alaska, Frontier, Spirit, United, Virgin America $168

Cheap International Flights to Boise - BOI

FlightsAirlineLowest Price
Vancouver to Boise American, Air Canada, Alaska, United, WestJet $237
Victoria to Boise American, Air Canada, Alaska, United, WestJet Check Dates
Vancouver to Los Angeles Pacific Coastal, American, Air Canada, Alaska, JetBlue, Spirit, United, Virgin America, WestJet $168
Vancouver to Las Vegas Pacific Coastal, American, Air Canada, Alaska, Hawaiian, Spirit, United, Virgin America, WestJet $234
Vancouver to San Francisco Pacific Coastal, American, Air Canada, Alaska, JetBlue, United, Virgin America, WestJet, Great Lakes $207
Cheap Flights from Seattle to Boise, ID, United States, from $200 Round trip from SEA to BOI