What is the cheapest airline that flies from Great Falls to Idaho?

Alaska Airlines is the most popular carrier operating from Great Falls to Idaho

When did momondo last update prices for flights from Great Falls Airport to Idaho?

Prices for flights from Great Falls Airport to Idaho refresh daily.

How many operators does momondo search for flights from Great Falls Airport to Idaho?

As of November 2025, there is 1 operator available to choose from for flights from Great Falls Airport to Idaho.

How old do you have to be to fly from Great Falls Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$108 Cheap Flights from Great Falls to Idaho in 2025/26

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Find the cheapest flights from Great Falls to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:00 pm - 11:55 pmGTF-BOI

7h 55m1 stop

6:28 am - 3:20 pmBOI-GTF

8h 52m1 stop

$214Hawaiian Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

4:00 pm - 12:16 pmGTF-BOI

20h 16m1 stop

6:00 pm - 3:20 pmBOI-GTF

21h 20m1 stop

$224Alaska Airlines

Find Deal

Fri, Feb 20 - Mon, Feb 23

5:30 am - 1:06 pmGTF-BOI

7h 36m2 stops

7:30 am - 5:28 pmBOI-GTF

9h 58m2 stops

$225Delta

Find Deal

Sat, Feb 28 - Tue, Mar 3

4:00 pm - 11:55 pmGTF-BOI

7h 55m1 stop

6:28 am - 3:20 pmBOI-GTF

8h 52m1 stop

$232Hawaiian Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

4:00 pm - 11:55 pmGTF-BOI

7h 55m1 stop

8:20 pm - 3:20 pmBOI-GTF

19h 00m2 stops

$262Alaska Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

4:00 pm - 9:26 amGTF-BOI

17h 26m1 stop

4:15 pm - 3:20 pmBOI-GTF

23h 05m2 stops

$272Alaska Airlines

Find Deal

Fri, Feb 20 - Tue, Feb 24

5:30 am - 1:06 pmGTF-BOI

7h 36m2 stops

7:30 am - 10:31 pmBOI-GTF

15h 01m2 stops

$314Delta

Find Deal

Sat, Feb 28 - Tue, Mar 3

9:04 pm - 12:01 pmGTF-BOI

14h 57m1 stop

6:47 pm - 9:35 pmBOI-GTF

26h 48m2 stops

$837Multiple Airlines

Find Deal

Sun, Nov 23 - Sat, Nov 29

2:30 pm - 11:28 pmGTF-BOI

8h 58m2 stops

2:11 pm - 10:39 pmBOI-GTF

8h 28m2 stops

$915United Airlines

Find Deal

Tue, Nov 18 - Sat, Nov 22

6:20 am - 9:21 pmGTF-BOI

15h 01m1 stop

10:40 am - 1:33 pmBOI-GTF

26h 53m2 stops

$1,343United Airlines

Find Deal

Sun, Nov 23 - Wed, Nov 26

Hawaiian Airlines flights from Great Falls to Idaho

Our best Hawaiian Airlines deals on Great Falls to Idaho flight tickets

Hawaiian Airlines

Feb 28

GTF4:00 pmGreat Falls

7h 55m

1 stop

BOI11:55 pmBoise Air Term. Gowen Fld

Mar 3

BOI6:28 amBoise Air Term. Gowen Fld

8h 52m

1 stop

GTF3:20 pmGreat Falls

$214

Find similar

Hawaiian Airlines

Feb 28

GTF4:00 pmGreat Falls

7h 55m

1 stop

BOI11:55 pmBoise Air Term. Gowen Fld

Mar 3

BOI6:28 amBoise Air Term. Gowen Fld

8h 52m

1 stop

GTF3:20 pmGreat Falls

$232

Find similar

Alaska Airlines flights from Great Falls to Idaho

Our best Alaska Airlines deals on Great Falls to Idaho flight tickets

Alaska Airlines

Feb 20

GTF4:00 pmGreat Falls

21h 45m

1 stop

BOI1:45 pmBoise Air Term. Gowen Fld

Feb 24

BOI8:30 pmBoise Air Term. Gowen Fld

18h 50m

1 stop

GTF3:20 pmGreat Falls

$224

Find similar

Alaska Airlines

Feb 28

GTF4:00 pmGreat Falls

7h 55m

1 stop

BOI11:55 pmBoise Air Term. Gowen Fld

Mar 3

BOI8:20 pmBoise Air Term. Gowen Fld

19h 00m

2 stops

GTF3:20 pmGreat Falls

$262

Find similar

Alaska Airlines

Feb 20

GTF4:00 pmGreat Falls

17h 26m

1 stop

BOI9:26 amBoise Air Term. Gowen Fld

Feb 24

BOI4:15 pmBoise Air Term. Gowen Fld

23h 05m

2 stops

GTF3:20 pmGreat Falls

$272

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 2/28

4:00 pm-11:55 pm

1 stop7h 55m

Boise Air Term. Gowen Fld

Tue 3/3

6:28 am-3:20 pm

1 stop8h 52m

$214

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 2/20

4:00 pm-12:16 pm

1 stop20h 16m

Boise Air Term. Gowen Fld

Mon 2/23

6:00 pm-3:20 pm

1 stop21h 20m

$224

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 2/28

5:30 am-1:06 pm

2 stops7h 36m

Boise Air Term. Gowen Fld

Tue 3/3

7:30 am-5:28 pm

2 stops9h 58m

$225

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 2/28

4:00 pm-11:55 pm

1 stop7h 55m

Boise Air Term. Gowen Fld

Tue 3/3

6:28 am-3:20 pm

1 stop8h 52m

$232

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 2/28

4:00 pm-11:55 pm

1 stop7h 55m

Boise Air Term. Gowen Fld

Tue 3/3

8:20 pm-3:20 pm

2 stops19h 00m

$262

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 2/20

4:00 pm-9:26 am

1 stop17h 26m

Boise Air Term. Gowen Fld

Tue 2/24

4:15 pm-3:20 pm

2 stops23h 05m

$272

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 2/28

5:30 am-1:06 pm

2 stops7h 36m

Boise Air Term. Gowen Fld

Tue 3/3

7:30 am-10:31 pm

2 stops15h 01m

$314

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 11/23

9:04 pm-12:01 pm

1 stop14h 57m

Boise Air Term. Gowen Fld

Sat 11/29

6:47 pm-9:35 pm

2 stops26h 48m

$837

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Tue 11/18

2:30 pm-11:28 pm

2 stops8h 58m

Boise Air Term. Gowen Fld

Sat 11/22

2:11 pm-10:39 pm

2 stops8h 28m

$915

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 11/23

6:20 am-9:21 pm

1 stop15h 01m

Boise Air Term. Gowen Fld

Wed 11/26

10:40 am-1:33 pm

2 stops26h 53m

$1,343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls to Idaho

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

Prices

Airlines

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

Our data shows that Thursday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $353. On the other hand, Friday is the most expensive day to depart from Great Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $667.

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

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from Great Falls to Idaho in the morning for as low as $367. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $378 per ticket.

Cheap Great Falls to Idaho flight deals and tips

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

Direct flights	None

There are no direct flights from Great Falls to Idaho. There are no popular flight routes from Great Falls to Idaho.

Search flight deals

When did momondo last update prices for flights from Great Falls Airport to Idaho?
Prices for flights from Great Falls Airport to Idaho refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Idaho?
As of November 2025, there is 1 operator available to choose from for flights from Great Falls Airport to Idaho.
How old do you have to be to fly from Great Falls Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Great Falls to Idaho

Compare and see reviews for airlines that fly from Great Falls to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 8,003 reviews		Search Delta flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Idaho from Great Falls with this policy.

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

Once all potential Great Falls to Idaho 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 Great Falls to Idaho right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from Great Falls and alert you when they change.