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$170+ Cheap flights from Great Falls to Boise (GTF - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — BOI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Great Falls to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$346
(Delta)

One-way from

$170
(Mytrip)

Popular in

November

Cheapest in

August

Average price

$333
From Great Falls to Boise Air Term. Gowen Fld
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One-way flight from Great Falls to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 18% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Great Falls to Boise

Cheapest flights from Great Falls to Boise
Explore the most affordable flight options available from Great Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/176:06 pmGTF - BOI
1 stop5h 53mDelta
Sat 8/2310:45 amBOI - GTF
1 stop6h 41mDelta
Deal found 6/11$346
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/174:55 pmGTF - BOI
2 stops28h 11mAlaska Airlines
Sat 8/236:00 amBOI - GTF
2 stops9h 49mAlaska Airlines
Deal found 6/11$413
This Trip.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/94:55 pmGTF - BOI
1 stop7h 16mHawaiian Airlines
Thu 7/108:46 pmBOI - GTF
1 stop19h 27mHawaiian Airlines
Deal found 6/11$461
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:25 amGTF - BOI
2 stops31h 33mUnited Airlines
Thu 7/107:15 pmBOI - GTF
3 stops42h 21mUnited Airlines
Deal found 6/11$859
This United deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/66:25 amGTF - BOI
1 stop11h 42mMultiple Airlines
Sun 7/69:46 pmBOI - GTF
2 stops18h 27mMultiple Airlines
Deal found 6/10$1,014

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Great Falls to Boise that are best for you.

Fly from

Great Falls

Fly to

Boise

Route

Depart

Return

Price

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 8/17

6:06 pm-11:59 pm

1 stop5h 53m

Boise Air Term. Gowen Fld

Sat 8/23

10:45 am-5:26 pm

1 stop6h 41m

$346

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 8/17

4:55 pm-9:06 pm

2 stops28h 11m

Boise Air Term. Gowen Fld

Sat 8/23

6:00 am-3:49 pm

2 stops9h 49m

$413

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Wed 7/9

4:55 pm-12:11 am

1 stop7h 16m

Boise Air Term. Gowen Fld

Thu 7/10

8:46 pm-4:13 pm

1 stop19h 27m

$461

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Wed 7/9

6:25 am-1:58 pm

2 stops31h 33m

Boise Air Term. Gowen Fld

Thu 7/10

7:15 pm-1:36 pm

3 stops42h 21m

$859

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 7/6

6:25 am-6:07 pm

1 stop11h 42m

Boise Air Term. Gowen Fld

Sun 7/6

9:46 pm-4:13 pm

2 stops18h 27m

$1,014

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 6/29

7:57 pm-9:47 pm

1 stop25h 50m

$170

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 6/20

4:55 pm-10:46 pm

1 stop5h 51m

$313

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Fri 6/20

10:17 am-1:45 pm

2 stops27h 28m

$342

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sat 7/26

6:25 am-9:46 am

1 stop27h 21m

$353

Great FallsBoise

GTF - BOI

GTFBOI

Great Falls

Sun 6/29

4:55 pm-11:58 pm

2 stops31h 03m

$523

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Great Falls to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Great Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to Boise

What is the cheapest month to book a flight from Great Falls to Boise?

Currently, October is the cheapest month in which you can book a flight from Great Falls to Boise (average of $314). Flying from Great Falls to Boise in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Great Falls to Boise by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Great Falls to Boise round-trip?

    Delta, at $346, was found to be the cheapest airline from Great Falls to Boise.Alternate airlines to your destination round-trip include Alaska Airlines and Hawaiian Airlines. Users have found that Delta is 13% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Great Falls to Boise one-way?

    $170 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Hawaiian Airlines and United Airlines, with prices starting from $313 and $353, respectively.

  • Can I find deals for flights from Great Falls to Boise that include hotel bookings?

    Yes. In addition to deals on Great Falls to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Boise.

  • Can I find deals for business class flights from Great Falls to Boise?

    Yes. Cheapflights offers flight deals from Great Falls to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Great Falls to Boise?

    Currently, October is the cheapest month in which you can book a flight from Great Falls to Boise (average of $314). Flying from Great Falls to Boise in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Great Falls?

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

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Top airline flying from Great Falls to Boise

Discover the top airline that operate flights from Great Falls to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$338FlexibilityNo cancel feeOn-timeN/A

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