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Missoula

$379+ Cheap flights from Green Bay to Missoula (GRB - MSO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MSO
Sep 12 — Sep 191
Sat 9/12
Sat 9/19
1 adult, Economy
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Cheap flight deals from Green Bay to Missoula

Cheapest flights from Green Bay to Missoula
Explore the most affordable flight options available from Green Bay to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/286:25 am -
1 stop6h 17m
Sun 9/67:15 am -
2 stops11h 06m
Deal found 8/11$379
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 8/306:25 am -
1 stop6h 17m
Sun 9/67:15 am -
2 stops11h 06m
Deal found 8/11$466
This American Airlines deal was found by Cheapflights users on 8/12. 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 10/98:04 pm -
1 stop17h 31m
Sun 10/111:48 pm -
1 stop9h 24m
Deal found 8/12$557
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/229:30 am -
2 stops14h 00m
Tue 9/292:38 pm -
2 stops7h 41m
Deal found 8/12$565
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 8/296:25 am -
1 stop6h 17m
Wed 9/22:40 pm -
2 stops18h 19m
Deal found 8/12$613
This United Airlines deal was found by Cheapflights users on 8/8. 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 11/108:00 am -
2 stops9h 26m
Sat 11/146:15 am -
2 stops14h 26m
Deal found 8/8$678

Find flight deals from Green Bay to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Missoula (MSO). 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 August 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$379
(United Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Missoula Johnson-Bell Field flights.
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From Green Bay Austin-Straubel to Missoula Johnson-Bell Field
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Missoula 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 August 13, 2026.
Use the filters below to find and compare flights from Green Bay to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Fri 8/28

6:25 am-11:42 am

1 stop6h 17m

Missoula Johnson-Bell Field

Sun 9/6

7:15 am-7:21 pm

2 stops11h 06m

$379

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Sun 8/30

6:25 am-11:42 am

1 stop6h 17m

Missoula Johnson-Bell Field

Sun 9/6

7:15 am-7:21 pm

2 stops11h 06m

$466

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Sat 8/29

6:25 am-11:42 am

1 stop6h 17m

Missoula Johnson-Bell Field

Wed 9/2

2:40 pm-9:59 am

2 stops18h 19m

$613

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Tue 9/22

9:30 am-10:30 pm

2 stops14h 00m

Missoula Johnson-Bell Field

Tue 9/29

12:21 pm-9:03 pm

1 stop7h 42m

$622

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Fri 10/9

2:46 pm-1:18 pm

2 stops23h 32m

Missoula Johnson-Bell Field

Sun 10/11

1:48 pm-12:12 am

1 stop9h 24m

$677

Green BayMissoula

GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field

GRBMSO

Green Bay Austin-Straubel

Tue 11/10

8:00 am-4:26 pm

2 stops9h 26m

Missoula Johnson-Bell Field

Sat 11/14

6:15 am-9:41 pm

2 stops14h 26m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Sorted by cheapest first

Compare providers for flights from Green Bay to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Green Bay to Missoula in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Green Bay-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Green Bay to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula 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.

Related info for your journey

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

  • How long is the flight from Green Bay to Missoula?

    A quick flight from Green Bay to Missoula can take about 6h 17m. United Airlines provides one of the quickest options available for as low as $379. Airlines will cover a distance of 1257 mi.

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

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

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

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

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

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

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