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Missoula

$289+ 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MSO
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap 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 January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$334
(American Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Missoula Johnson-Bell Field flight deals.
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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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Find 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 January 14, 2026.

This Delta deal was found by Cheapflights users on 1/14. 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 4/74:19 pm
GRB
-
MSO
1 stop4h 43m
Delta
Sat 4/118:32 am
MSO
-
GRB
1 stop6h 06m
Delta
Deal found 1/14$289
This American Airlines deal was found by Cheapflights users on 1/13. 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 4/217:48 am
GRB
-
MSO
1 stop5h 50m
American Airlines
Sat 4/251:10 pm
MSO
-
GRB
1 stop7h 29m
American Airlines
Deal found 1/13$334
This Delta deal was found by Cheapflights users on 1/13. 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.
Wed 1/214:18 pm
GRB
-
MSO
1 stop4h 56m
Delta
Mon 1/267:55 am
MSO
-
GRB
1 stop6h 43m
Delta
Deal found 1/13$429
This American Airlines deal was found by Cheapflights users on 1/13. 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.
Wed 1/2111:20 am
GRB
-
MSO
2 stops10h 25m
American Airlines
Mon 1/261:21 pm
MSO
-
GRB
1 stop7h 51m
American Airlines
Deal found 1/13$434
This United Airlines deal was found by Cheapflights users on 1/14. 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 4/71:30 pm
GRB
-
MSO
2 stops9h 05m
United Airlines
Sat 4/112:38 pm
MSO
-
GRB
2 stops20h 21m
United Airlines
Deal found 1/14$474
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/211:30 pm
GRB
-
MSO
2 stops9h 05m
United Airlines
Sat 4/252:38 pm
MSO
-
GRB
3 stops20h 21m
United Airlines
Deal found 1/13$494
This United Airlines deal was found by Cheapflights users on 1/14. 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 1/2410:42 am
GRB
-
MSO
2 stops12h 09m
United Airlines
Wed 1/286:00 am
MSO
-
GRB
2 stops12h 03m
United Airlines
Deal found 1/14$569

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 January 14, 2026.
Use the filters below to find and compare flights from Green Bay to Missoula that are best for you.

Fly from

Green Bay

Fly to

Missoula

Route

Depart

Return

Price

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 4/7

4:19 pm-8:02 pm

1 stop4h 43m

Missoula Johnson-Bell Field

Sat 4/11

8:32 am-3:38 pm

1 stop6h 06m

$289

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 4/21

7:48 am-12:38 pm

1 stop5h 50m

Missoula Johnson-Bell Field

Sat 4/25

6:44 am-9:39 pm

2 stops13h 55m

$419

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 4/7

1:30 pm-9:35 pm

2 stops9h 05m

Missoula Johnson-Bell Field

Sat 4/11

2:38 pm-11:59 am

2 stops20h 21m

$474

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Tue 4/21

1:30 pm-9:35 pm

2 stops9h 05m

Missoula Johnson-Bell Field

Sat 4/25

2:38 pm-11:59 am

3 stops20h 21m

$494

Green BayMissoula

GRB - MSO

GRBMSO

Green Bay Austin-Straubel

Sat 1/24

10:42 am-9:51 pm

2 stops12h 09m

Missoula Johnson-Bell Field

Wed 1/28

6:00 am-7:03 pm

2 stops12h 03m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Green Bay-Missoula flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated January 14, 2026.
Read reviews from past customers who have flown American Airlines from Green Bay to Missoula. 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.
American Airlines
7.2
Good
11,119 reviews

Boarding

7.5

Overall

7.2

Food

6.4

Entertainment

6.9

Comfort

7.2

Crew

8.0

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,119 reviews
American Airlines
7.2
Good
11,119 reviews

Boarding

7.5

Overall

7.2

Food

6.4

Entertainment

6.9

Comfort

7.2

Crew

8.0

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

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 5h 50m. American Airlines provides one of the quickest options available for as low as $334. Airlines will cover a distance of 1257 mi.

  • What is the cheapest airline to fly from Green Bay to Missoula round-trip?

    According to our current data, American Airlines ($313), offers the cheapest pricing from Green Bay to Missoula.

  • 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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Top airline flying from Green Bay to Missoula

Discover the top airline that operate flights from Green Bay to Missoula. 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$313Average$538FlexibilityNo cancel feeOn-time71%

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