How does KAYAK find such low prices on flights from Washington to Boise?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Boise.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Boise?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boise from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Boise?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boise with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Boise?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boise from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$104 CHEAP FLIGHTS from Washington to Boise

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Cheap Flights from Washington to Boise

Cheap flights from Washington to Boise with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Fri, Dec 4 - Sun, Dec 6

3:20 pm - 10:50 pmGEG Spokane-BOI Boise Air Term. Gowen Fld

6h 30m1 stop Sacramento Intl

5:00 am - 9:30 amBOI Boise Air Term. Gowen Fld-GEG Spokane

5h 30m1 stop Phoenix Sky Harbor Intl

$183Southwest

Thu, Dec 3 - Sun, Dec 6

1:35 pm - 10:35 pmGEG Spokane-BOI Boise Air Term. Gowen Fld

8h 00m1 stop Denver Intl

5:35 pm - 12:10 amBOI Boise Air Term. Gowen Fld-GEG Spokane

7h 35m1 stop Phoenix Sky Harbor Intl

$183Southwest

Thu, Dec 3 - Sun, Dec 6

1:35 pm - 10:35 pmGEG Spokane-BOI Boise Air Term. Gowen Fld

8h 00m1 stop Denver Intl

5:35 pm - 12:10 amBOI Boise Air Term. Gowen Fld-GEG Spokane

7h 35m1 stop Phoenix Sky Harbor Intl

$183Southwest

Mon, Feb 22 - Sat, Feb 27

11:15 am - 8:15 pmGEG Spokane-BOI Boise Air Term. Gowen Fld

8h 00m1 stop San Diego

5:15 pm - 9:40 pmBOI Boise Air Term. Gowen Fld-GEG Spokane

5h 25m1 stop Sacramento Intl

$184Southwest

Wed, Dec 9 - Tue, Dec 15

4:21 pm - 6:21 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

1h 00mnonstop

3:40 pm - 3:44 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 04mnonstop

$197Alaska Airlines

Tue, Nov 17 - Tue, Nov 24

3:44 pm - 5:41 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

0h 57mnonstop

4:54 pm - 4:55 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 01mnonstop

$197Alaska Airlines

Sat, Dec 5 - Wed, Dec 9

4:21 pm - 6:21 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

1h 00mnonstop

3:40 pm - 3:44 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 04mnonstop

$197Alaska Airlines

Tue, Dec 22 - Tue, Dec 29

8:39 am - 11:13 amSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 34mnonstop

6:15 am - 7:14 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 59mnonstop

$207Delta

Tue, Dec 22 - Sat, Jan 2

8:39 am - 11:13 amSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 34mnonstop

6:15 am - 7:14 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 59mnonstop

$207Delta

Sat, Jan 16 - Tue, Jan 19

5:45 pm - 8:17 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 32mnonstop

8:40 am - 9:37 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 57mnonstop

$207Delta

Thu, Oct 22 - Sun, Oct 25

9:16 pm - 1:55 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

15h 39m1 stop Las Vegas Harry Reid Intl

2:50 pm - 9:48 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

19h 58m1 stop Las Vegas Harry Reid Intl

$400Frontier

Thu, Oct 22 - Sun, Oct 25

9:16 pm - 1:55 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

15h 39m1 stop Las Vegas Harry Reid Intl

2:50 pm - 9:48 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

19h 58m1 stop Las Vegas Harry Reid Intl

$402Frontier

Sun, Oct 25 - Sun, Nov 1

9:16 pm - 1:55 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

15h 39m1 stop Las Vegas Harry Reid Intl

2:49 pm - 9:45 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

19h 56m1 stop Las Vegas Harry Reid Intl

$420Frontier

Thu, Oct 22 - Sun, Oct 25

9:16 pm - 1:55 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

15h 39m1 stop Las Vegas Harry Reid Intl

2:50 pm - 9:48 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

19h 58m1 stop Las Vegas Harry Reid Intl

$427Frontier

Fri, Oct 23 - Sun, Oct 25

5:00 pm - 6:57 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

0h 57mnonstop

4:24 pm - 4:23 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

0h 59mnonstop

$477Alaska Airlines

Sat, Oct 24 - Mon, Oct 26

6:43 pm - 11:59 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

4h 16m1 stop Seattle/Tacoma Intl

4:24 pm - 4:23 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

0h 59mnonstop

$517Alaska Airlines

Fri, Oct 23 - Sun, Oct 25

5:00 pm - 6:57 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

0h 57mnonstop

6:43 am - 10:57 amBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

5h 14m1 stop Seattle/Tacoma Intl

$517Alaska Airlines

Fri, Oct 23 - Tue, Oct 27

7:35 pm - 10:08 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 33mnonstop

6:45 am - 7:39 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 54mnonstop

$577Delta

Fri, Oct 23 - Sun, Oct 25

4:02 pm - 6:33 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 31mnonstop

3:36 pm - 4:24 pmBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 48mnonstop

$577Delta

Sat, Oct 24 - Sun, Oct 25

4:02 pm - 6:33 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 31mnonstop

10:34 am - 11:27 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 53mnonstop

$577Delta

Tue, Nov 17 - Tue, Nov 24

3:44 pm - 5:41 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

0h 57mnonstop

4:54 pm - 4:55 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 01mnonstop

$197Alaska Airlines

Wed, Dec 9 - Tue, Dec 15

4:21 pm - 6:21 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

1h 00mnonstop

3:40 pm - 3:44 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 04mnonstop

$197Alaska Airlines

Sat, Dec 5 - Wed, Dec 9

4:21 pm - 6:21 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

1h 00mnonstop

3:40 pm - 3:44 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 04mnonstop

$197Alaska Airlines

Sat, Nov 21 - Sat, Nov 28

7:50 pm - 10:12 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 22mnonstop

9:59 pm - 10:55 pmBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 56mnonstop

$205Alaska Airlines

Tue, Dec 22 - Tue, Dec 29

8:39 am - 11:13 amSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 34mnonstop

6:15 am - 7:14 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 59mnonstop

$207Delta

Tue, Dec 22 - Sat, Jan 2

8:39 am - 11:13 amSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 34mnonstop

6:15 am - 7:14 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 59mnonstop

$207Delta

Fri, Dec 4 - Wed, Dec 9

4:21 pm - 6:21 pmPUW Pullman Moscow Regional-BOI Boise Air Term. Gowen Fld

1h 00mnonstop

3:40 pm - 3:44 pmBOI Boise Air Term. Gowen Fld-PUW Pullman Moscow Regional

1h 04mnonstop

$207Alaska Airlines

Sat, Dec 12 - Sat, Dec 19

11:51 am - 2:19 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 28mnonstop

2:12 pm - 2:55 pmBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 43mnonstop

$207Alaska Airlines

Sat, Nov 14 - Sat, Nov 21

3:40 pm - 6:03 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 23mnonstop

4:18 pm - 4:58 pmBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 40mnonstop

$207Alaska Airlines

Tue, Nov 24 - Sat, Nov 28

9:31 pm - 11:59 pmSEA Seattle/Tacoma Intl-BOI Boise Air Term. Gowen Fld

1h 28mnonstop

6:33 am - 7:20 amBOI Boise Air Term. Gowen Fld-SEA Seattle/Tacoma Intl

1h 47mnonstop

$207Alaska Airlines

Low season	January
High season	July
Cheapest flight	$104

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly with an average 7% increase in price.

Flight from Spokane to Boise

AllieFlew with Alaska Airlines-May 2025

If you can, arrive at airport no sooner than 4 hours before flight.

Verified travelerFlew with Alaska Airlines-Feb 2024

Keep an eye on boarding time. At SEATAC, if you are not sitting at your exact gate, you cannot hear boarding announcements.

How does KAYAK find such low prices on flights from Washington to Boise?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Boise.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Boise?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boise from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Boise?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boise with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Boise?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boise from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.