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Cheap flights from Great Falls to Boise from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Boise departing on 1/15. 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
0 bags

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Find the cheapest flights from Great Falls to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:59 pm - 11:59 pm
GTF
-
BOI
6h 00m1 stop
Alaska Airlines Logo
9:02 am - 5:19 pm
BOI
-
GTF
8h 17m1 stop
$270Alaska Airlines
Fri, Jan 23 - Tue, Jan 27
Alaska Airlines Logo
5:59 pm - 11:59 pm
GTF
-
BOI
6h 00m1 stop
Alaska Airlines Logo
7:00 am - 5:19 pm
BOI
-
GTF
10h 19m2 stops
$301Alaska Airlines
Fri, Jan 23 - Tue, Jan 27
Alaska Airlines Logo
5:59 pm - 11:58 pm
GTF
-
BOI
5h 59m2 stops
Alaska Airlines Logo
7:00 am - 5:19 pm
BOI
-
GTF
10h 19m2 stops
$392Alaska Airlines
Fri, Jan 23 - Tue, Jan 27
Alaska Airlines Logo
7:21 pm - 11:37 pm
GTF
-
BOI
4h 16m1 stop
Alaska Airlines Logo
11:35 am - 5:19 pm
BOI
-
GTF
5h 44m1 stop
$403Alaska Airlines
Tue, Jan 6 - Mon, Jan 12
Alaska Airlines Logo
7:21 pm - 11:37 pm
GTF
-
BOI
4h 16m1 stop
Alaska Airlines Logo
5:00 pm - 5:19 pm
BOI
-
GTF
24h 19m2 stops
$434Alaska Airlines
Tue, Jan 6 - Mon, Jan 12
Alaska Airlines Logo
7:21 pm - 10:09 pm
GTF
-
BOI
26h 48m2 stops
Alaska Airlines Logo
5:00 pm - 5:19 pm
BOI
-
GTF
24h 19m2 stops
$498Alaska Airlines
Tue, Jan 6 - Mon, Jan 12
Alaska Airlines Logo
7:21 pm - 11:37 pm
GTF
-
BOI
4h 16m1 stop
Alaska Airlines Logo
11:35 am - 5:19 pm
BOI
-
GTF
5h 44m1 stop
$526Alaska Airlines
Mon, Jan 5 - Fri, Jan 9
Alaska Airlines Logo
7:21 pm - 11:37 pm
GTF
-
BOI
4h 16m1 stop
Alaska Airlines Logo
8:10 am - 5:19 pm
BOI
-
GTF
9h 09m2 stops
$590Alaska Airlines
Mon, Jan 5 - Fri, Jan 9
Alaska Airlines Logo
7:21 pm - 5:01 pm
GTF
-
BOI
21h 40m2 stops
Alaska Airlines Logo
7:00 am - 5:19 pm
BOI
-
GTF
10h 19m2 stops
$654Alaska Airlines
Mon, Jan 5 - Fri, Jan 9

Alaska Airlines flights from Great Falls to Boise

Our best Alaska Airlines deals on Great Falls to Boise flight tickets
Alaska Airlines
Jan 23
GTF5:59 pmGreat Falls
6h 00m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
Jan 27
BOI9:02 amBoise Air Term. Gowen Fld
8h 17m
1 stop
GTF5:19 pmGreat Falls
$270
Find similar
Alaska Airlines
Jan 23
GTF5:59 pmGreat Falls
6h 00m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
Jan 27
BOI7:00 amBoise Air Term. Gowen Fld
10h 19m
2 stops
GTF5:19 pmGreat Falls
$301
Find similar
Alaska Airlines
Jan 23
GTF5:59 pmGreat Falls
5h 59m
2 stops
BOI11:58 pmBoise Air Term. Gowen Fld
Jan 27
BOI7:00 amBoise Air Term. Gowen Fld
10h 19m
2 stops
GTF5:19 pmGreat Falls
$392
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls 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 December 23, 2025.
Use the filters below to find and compare flights from Great Falls to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 1/23

5:59 pm-11:59 pm

1 stop6h 00m

Boise Air Term. Gowen Fld

Tue 1/27

9:02 am-5:19 pm

1 stop8h 17m

$270

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 1/23

5:59 pm-11:59 pm

1 stop6h 00m

Boise Air Term. Gowen Fld

Tue 1/27

7:00 am-5:19 pm

2 stops10h 19m

$301

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 1/23

5:59 pm-11:58 pm

2 stops5h 59m

Boise Air Term. Gowen Fld

Tue 1/27

7:00 am-5:19 pm

2 stops10h 19m

$392

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Tue 1/6

7:21 pm-11:37 pm

1 stop4h 16m

Boise Air Term. Gowen Fld

Mon 1/12

11:35 am-5:19 pm

1 stop5h 44m

$403

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Tue 1/6

7:21 pm-11:37 pm

1 stop4h 16m

Boise Air Term. Gowen Fld

Mon 1/12

5:00 pm-5:19 pm

2 stops24h 19m

$434

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Tue 1/6

7:21 pm-10:09 pm

2 stops26h 48m

Boise Air Term. Gowen Fld

Mon 1/12

5:00 pm-5:19 pm

2 stops24h 19m

$498

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Mon 1/5

7:21 pm-11:37 pm

1 stop4h 16m

Boise Air Term. Gowen Fld

Fri 1/9

11:35 am-5:19 pm

1 stop5h 44m

$526

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Mon 1/5

7:21 pm-11:37 pm

1 stop4h 16m

Boise Air Term. Gowen Fld

Fri 1/9

8:10 am-5:19 pm

2 stops9h 09m

$590

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Mon 1/5

7:21 pm-5:01 pm

2 stops21h 40m

Boise Air Term. Gowen Fld

Fri 1/9

7:00 am-5:19 pm

2 stops10h 19m

$654

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Thu 1/15

10:45 am-9:20 am

1 stop22h 35m

$138

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Great Falls 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

What is the cheapest day to depart on your flight to Boise?

Our data shows that Thursday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $353. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $667. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest Great Falls to Boise flights are usually those with departure times in the morning. Our users have found flights to Boise in the morning for as low as $367. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $378 per ticket.

When to book flights from Great Falls to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Boise (GTF to BOI) flight deals and tips

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

Fastest flight time

22h 10m

Direct flights

None
The fastest flight from Great Falls to Boise takes 22h 10m
There are no direct flights from Great Falls to Boise. There are no popular flight routes from Great Falls to Boise.
Search flight deals

  • How far is Great Falls to Boise Air Term. Gowen Fld by plane?

    There are 357.9 mi between Great Falls and Boise Air Term. Gowen Fld. 22h 10m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from Great Falls Airport 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 Great Falls Airport 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.

  • What is the most popular airline from Great Falls to Boise?

Best airlines flying from Great Falls to Boise

Compare and see reviews for airlines that fly from Great Falls to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $236Free CancellationRating
7.9
8,014 reviews
Search Delta flights

Traveling to a place near Boise?

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

Why use momondo?

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

Finding the right flight to Boise from Great Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Boise quick and easy, saving you time and money.

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

Yes. All flights to Boise from Great Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Great Falls to Boise?

momondo helps you find the best flight between Great Falls and Boise by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Boise from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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