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Cheap flights from Idaho to Boise from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Boise departing on 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Idaho to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:05 pm - 6:13 pm
GEG
-
BOI
1h 08mnonstop
Alaska Airlines Logo
2:47 pm - 2:55 pm
BOI
-
GEG
1h 08mnonstop
$227Alaska Airlines
Fri, Aug 14 - Sun, Aug 16
Southwest Logo
6:15 am - 4:10 pm
GEG
-
BOI
8h 55m
2 stops
Southwest Logo
6:40 am - 2:00 pm
BOI
-
GEG
8h 20m
1 stop
$232Southwest
Tue, Sep 1 - Sat, Sep 5
Alaska Airlines Logo
8:53 am - 11:02 am
GEG
-
BOI
1h 09mnonstop
Alaska Airlines Logo
9:05 pm - 9:13 pm
BOI
-
GEG
1h 08mnonstop
$234Alaska Airlines
Wed, Aug 12 - Thu, Aug 20
Southwest Logo
2:40 pm - 8:55 pm
GEG
-
BOI
5h 15m
1 stop
Southwest Logo
6:00 am - 10:45 am
BOI
-
GEG
5h 45m
1 stop
$237Southwest
Sat, Aug 22 - Sun, Aug 23
Southwest Logo
6:30 am - 4:35 pm
GEG
-
BOI
9h 05m
1 stop
Southwest Logo
6:35 am - 1:15 pm
BOI
-
GEG
7h 40m
2 stops
$238Southwest
Sat, Oct 17 - Wed, Oct 21
Southwest Logo
6:15 am - 12:15 pm
GEG
-
BOI
5h 00m
1 stop
Southwest Logo
3:40 pm - 10:55 pm
BOI
-
GEG
8h 15m
1 stop
$240Southwest
Sat, Aug 15 - Wed, Aug 19
Southwest Logo
6:15 am - 2:30 pm
GEG
-
BOI
7h 15m
2 stops
Southwest Logo
6:00 am - 10:45 am
BOI
-
GEG
5h 45m
1 stop
$242Southwest
Sat, Aug 22 - Sun, Aug 23
Delta Logo
9:23 am - 5:19 pm
LWS
-
BOI
6h 56m
1 stop
Delta Logo
7:19 pm - 11:08 pm
BOI
-
LWS
4h 49m
1 stop
$405Delta
Sun, Sep 6 - Sun, Sep 13
Delta Logo
12:23 pm - 10:30 pm
LWS
-
BOI
9h 07m
2 stops
Delta Logo
7:19 pm - 11:08 pm
BOI
-
LWS
4h 49m
1 stop
$410Delta
Sun, Sep 6 - Sun, Sep 13
Delta Logo
12:23 pm - 5:55 pm
LWS
-
BOI
4h 32m
1 stop
Delta Logo
8:45 am - 11:43 am
BOI
-
LWS
3h 58m
1 stop
$1,352Delta
Fri, Aug 14 - Sun, Aug 16

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Southwest flights from Idaho to Boise

Our best Southwest deals on Idaho to Boise flight tickets
Southwest
Sep 1
GEG6:15 amSpokane
8h 55m
2 stops
BOI4:10 pmBoise Air Term. Gowen Fld
Sep 5
BOI6:40 amBoise Air Term. Gowen Fld
8h 20m
1 stop
GEG2:00 pmSpokane
$232
Southwest
Aug 22
GEG2:40 pmSpokane
5h 15m
1 stop
BOI8:55 pmBoise Air Term. Gowen Fld
Aug 23
BOI6:00 amBoise Air Term. Gowen Fld
5h 45m
1 stop
GEG10:45 amSpokane
$237
Southwest
Oct 17
GEG6:30 amSpokane
9h 05m
1 stop
BOI4:35 pmBoise Air Term. Gowen Fld
Oct 21
BOI6:35 amBoise Air Term. Gowen Fld
7h 40m
2 stops
GEG1:15 pmSpokane
$238

Alaska Airlines flights from Idaho to Boise

Our best Alaska Airlines deals on Idaho to Boise flight tickets
Alaska Airlines
Aug 14
GEG4:05 pmSpokane
1h 08m
BOI6:13 pmBoise Air Term. Gowen Fld
Aug 21
BOI2:42 pmBoise Air Term. Gowen Fld
1h 08m
GEG2:50 pmSpokane
$227
Alaska Airlines
Aug 12
GEG8:53 amSpokane
1h 09m
BOI11:02 amBoise Air Term. Gowen Fld
Aug 20
BOI9:05 pmBoise Air Term. Gowen Fld
1h 08m
GEG9:13 pmSpokane
$234
Alaska Airlines
Aug 12
GEG5:00 amSpokane
9h 35m
2 stops
BOI3:35 pmBoise Air Term. Gowen Fld
Aug 20
BOI2:42 pmBoise Air Term. Gowen Fld
1h 08m
GEG2:50 pmSpokane
$255

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 26, 2026.
Use the filters below to find and compare flights from Idaho to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Fri 8/14

4:05 pm-6:13 pm

Nonstop1h 08m

Boise Air Term. Gowen Fld

Sun 8/16

2:47 pm-2:55 pm

Nonstop1h 08m

$227

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Tue 9/1

6:15 am-4:10 pm

2 stops8h 55m

Boise Air Term. Gowen Fld

Sat 9/5

6:40 am-2:00 pm

1 stop8h 20m

$232

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Wed 8/12

8:53 am-11:02 am

Nonstop1h 09m

Boise Air Term. Gowen Fld

Thu 8/20

9:05 pm-9:13 pm

Nonstop1h 08m

$234

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Sat 8/22

2:40 pm-8:55 pm

1 stop5h 15m

Boise Air Term. Gowen Fld

Sun 8/23

6:00 am-10:45 am

1 stop5h 45m

$237

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Sat 10/17

6:30 am-4:35 pm

1 stop9h 05m

Boise Air Term. Gowen Fld

Wed 10/21

6:35 am-1:15 pm

2 stops7h 40m

$238

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Sat 8/15

6:15 am-12:15 pm

1 stop5h 00m

Boise Air Term. Gowen Fld

Wed 8/19

3:40 pm-10:55 pm

1 stop8h 15m

$240

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Sat 8/22

6:15 am-2:30 pm

2 stops7h 15m

Boise Air Term. Gowen Fld

Sun 8/23

6:00 am-10:45 am

1 stop5h 45m

$242

LewistonBoise

LWS - BOI

LWSBOI

Lewiston Nez Perce Rgnl

Sun 9/6

9:23 am-5:19 pm

1 stop6h 56m

Boise Air Term. Gowen Fld

Sun 9/13

7:19 pm-11:08 pm

1 stop4h 49m

$405

LewistonBoise

LWS - BOI

LWSBOI

Lewiston Nez Perce Rgnl

Sun 9/6

12:23 pm-10:30 pm

2 stops9h 07m

Boise Air Term. Gowen Fld

Sun 9/13

7:19 pm-11:08 pm

1 stop4h 49m

$410

LewistonBoise

LWS - BOI

LWSBOI

Lewiston Nez Perce Rgnl

Fri 8/14

12:23 pm-5:55 pm

1 stop4h 32m

Boise Air Term. Gowen Fld

Sun 8/16

8:45 am-11:43 am

1 stop3h 58m

$1,352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Idaho to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Idaho to Boise flights?

You could potentially save up to 42% on your flight if you consider stops on a Idaho to Boise flight.

Cheap Idaho to Boise flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Boise

Fastest flight time

1h 08m

Direct flights

Every day

Airports in Boise

1 airport
The fastest flight from Idaho to Boise takes 1h 08m
Direct flights go from Idaho to Boise every day.
There is 1 airport in Boise. From Idaho there are direct flights to Boise Air Term. Gowen Fld (BOI).
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Frequently asked questions about flying from Idaho to Boise

  • When did momondo last update prices for flights from Idaho to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Idaho to Boise Air Term. Gowen Fld Airport were last updated today.

  • How many operators does momondo search for flights from Idaho to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Idaho to Boise Air Term. Gowen Fld Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The necessary travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
Ontario
Caldwell
McCall
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Boise?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Boise. momondo saves you time and could save you money on your trip.

Can I find flights from Idaho to Boise with flexible booking policies on momondo?

Flights from Idaho to Boise with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho to Boise?

Once all potential Idaho to Boise flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho to Boise right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho to Boise now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boise and let you know when they change.

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