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$266+ Cheap flights from Green Bay (GRB) to Montana

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BZN
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Green Bay to Montana

Keep the following information in mind while searching for Green Bay to Montana flight deals. Data was last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$295
(Delta)

One-way from

$266
(Delta)

Popular in

June

Cheapest in

March

Average price

$316
Provider with most accurate pricing for Green Bay Austin-Straubel-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Bozeman Gallatin Field flights.
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From Green Bay Austin-Straubel to Montana
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One-way flight from Green Bay Austin-Straubel to Montana
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Highest demand for flights based on searches. 17% potential increase in price ($123 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Green Bay to Montana

Cheapest flights from Green Bay to Montana
Explore the most affordable flight options available from Green Bay to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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.
Fri 5/26:24 amGRB - BZN
1 stop7h 14mDelta
Tue 5/66:00 amBZN - GRB
1 stop4h 28mDelta
Deal found 3/25$295
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/810:50 amGRB - GTF
2 stops11h 23mUnited Airlines
Sat 4/126:40 amGTF - GRB
2 stops9h 10mUnited Airlines
Deal found 3/24$319
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/105:54 pmGRB - MSO
1 stop6h 30mAmerican Airlines
Sat 6/218:00 amMSO - GRB
1 stop24h 23mAmerican Airlines
Deal found 3/26$373
This United deal was found by Cheapflights users on 3/25. 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.
Fri 5/28:33 amGRB - BZN
2 stops15h 53mUnited Airlines
Tue 5/69:30 amBZN - GRB
2 stops10h 22mUnited Airlines
Deal found 3/25$407
This Delta deal was found by Cheapflights users on 3/26. 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.
Tue 6/105:03 pmGRB - MSO
2 stops7h 44mDelta
Sat 6/215:30 amMSO - GRB
2 stops9h 14mDelta
Deal found 3/26$490
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:00 amGRB - BZN
2 stops14h 39mAmerican Airlines
Mon 8/184:30 pmBZN - GRB
1 stop17h 18mAmerican Airlines
Deal found 3/25$559
This United Airlines deal was found by Cheapflights users on 3/25. 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 4/910:50 amGRB - FCA
2 stops12h 09mUnited Airlines
Sun 4/136:10 amFCA - GRB
2 stops8h 00mUnited Airlines
Deal found 3/25$565
This Delta deal was found by Cheapflights users on 3/25. 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.
Thu 5/154:13 pmGRB - FCA
2 stops9h 17mDelta
Sun 5/182:15 pmFCA - GRB
1 stop6h 08mDelta
Deal found 3/25$659
This Delta deal was found by Cheapflights users on 3/24. 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.
Fri 5/164:13 pmGRB - GTF
1 stop5h 19mDelta
Mon 5/196:00 amGTF - GRB
1 stop4h 26mDelta
Deal found 3/24$686
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/266:06 pmGRB - FCA
1 stop23h 05mAmerican Airlines
Tue 7/294:53 pmFCA - GRB
1 stop20h 28mAmerican Airlines
Deal found 3/25$688
This United deal was found by Cheapflights users on 3/26. 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.
Tue 6/106:15 amGRB - MSO
3 stops16h 06mUnited Airlines
Sat 6/216:20 amMSO - GRB
2 stops36h 03mUnited Airlines
Deal found 3/26$781
This Delta deal was found by Cheapflights users on 3/25. 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.
Fri 5/164:13 pmGRB - HLN
2 stops7h 03mDelta
Mon 5/195:45 amHLN - GRB
2 stops8h 48mDelta
Deal found 3/25$818

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to Montana 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 March 26, 2025.
Use the filters below to find and compare flights from Green Bay to Montana that are best for you.

Fly from

Green Bay

Fly to

Montana

Route

Depart

Return

Price

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

Fri 5/2

6:24 am-12:38 pm

1 stop7h 14m

Bozeman Gallatin Field

Mon 5/5

2:30 pm-11:20 pm

1 stop7h 50m

$295

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Tue 4/8

10:50 am-9:13 pm

2 stops11h 23m

Great Falls

Sat 4/12

6:40 am-4:50 pm

2 stops9h 10m

$319

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 6/10

5:54 pm-11:24 pm

1 stop6h 30m

Missoula Johnson-Bell Field

Sat 6/21

8:00 am-9:23 am

1 stop24h 23m

$373

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

Fri 5/2

8:33 am-11:26 pm

2 stops15h 53m

Bozeman Gallatin Field

Tue 5/6

9:30 am-8:52 pm

2 stops10h 22m

$407

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 6/10

5:03 pm-11:47 pm

2 stops7h 44m

Missoula Johnson-Bell Field

Sat 6/21

5:30 am-3:44 pm

2 stops9h 14m

$490

Green BayBozeman

GRB - BZN

GRBBZN

Green Bay Austin-Straubel

Fri 8/15

5:00 am-6:39 pm

2 stops14h 39m

Bozeman Gallatin Field

Mon 8/18

4:30 pm-10:48 am

1 stop17h 18m

$559

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Wed 4/9

10:50 am-9:59 pm

2 stops12h 09m

Kalispell Glacier Park

Sun 4/13

6:10 am-3:10 pm

2 stops8h 00m

$565

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Thu 5/15

4:13 pm-12:30 am

2 stops9h 17m

Kalispell Glacier Park

Sun 5/18

2:15 pm-9:23 pm

1 stop6h 08m

$659

Green BayGreat Falls

GRB - GTF

GRBGTF

Green Bay Austin-Straubel

Fri 5/16

4:13 pm-8:32 pm

1 stop5h 19m

Great Falls

Mon 5/19

6:00 am-11:26 am

1 stop4h 26m

$686

Green BayKalispell

GRB - FCA

GRBFCA

Green Bay Austin-Straubel

Sat 7/26

6:06 pm-4:11 pm

1 stop23h 05m

Kalispell Glacier Park

Tue 7/29

4:53 pm-2:21 pm

1 stop20h 28m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 15 results
1
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Best time to book a flight from Green Bay to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Green Bay 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 Green Bay to Montana

What is the cheapest month to book a flight from Green Bay to Montana?

Currently, October is the cheapest month in which you can book a flight from Green Bay to Montana (average of $371). Flying from Green Bay to Montana in June is currently the most expensive (average of $520). 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 Montana by month

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

In terms of precipitation, rainfall in Montana ranges from 0.4 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Montana when rainfall is around 0.4 in.

Temperature in Montana by month

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

If weather is an important factor for your trip to Montana, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated March 26, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Green Bay to Montana by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airport do you fly from for flights from Green Bay to Montana?

    Green Bay Austin-Straubel (GRB) is the airport you will fly out of if you book a flight from Green Bay to Montana. It is only a 5.9 mi journey to Austin-Straubel (GRB) from Green Bay’s city center.

  • What are the most popular routes from Green Bay to Montana?

    Most travelers choose Green Bay Austin-Straubel - Bozeman Gallatin Field, Green Bay Austin-Straubel - Kalispell Glacier Park or Green Bay Austin-Straubel - Great Falls when deciding on the best route from Green Bay to Montana.

  • Can I find deals for flights from Green Bay to Montana that include hotel bookings?

    Yes. In addition to deals on Green Bay to Montana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Montana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Montana.

  • Can I find deals for business class flights from Green Bay to Montana?

    Yes. Cheapflights offers flight deals from Green Bay to Montana 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 Green Bay to Montana?

    Currently, October is the cheapest month in which you can book a flight from Green Bay to Montana (average of $371). Flying from Green Bay to Montana in June is currently the most expensive (average of $520). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Green Bay to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Green Bay to Montana

Discover the top 3 airlines that operate flights from Green Bay to Montana. 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$581FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$368Average$650FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$441Average$867FlexibilityNo cancel feeOn-time69%
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