$297+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MSO
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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Find cheap flights from Green Bay to Missoula with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Green Bay to Missoula
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One-way
Cheapest flights from Green Bay to MissoulaExplore 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 September 28, 2026.
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 September 28, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. 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 9/295:00 am -
1 stop7h 24m
Tue 10/2010:38 am -
2 stops11h 41m
Deal found 9/24![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/25:00 am -
1 stop7h 32m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/25:00 am -
1 stop7h 32m
Fri 10/232:38 pm -
2 stops7h 41m
Deal found 9/24![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 9/275:00 am -
1 stop7h 24m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 9/305:00 am -
2 stops11h 24m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 9/275:00 am -
2 stops11h 24m
Tue 10/202:38 pm -
2 stops7h 41m
Deal found 9/24![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 9/24. 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 9/296:20 am -
1 stop6h 04m
Thu 10/2212:28 pm -
1 stop7h 35m
Deal found 9/24![United Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 9/275:00 am -
2 stops11h 24m
Thu 10/2212:28 pm -
1 stop7h 35m
Deal found 9/24![United Airlines logo]()
$604
Best flights from Green Bay to MissoulaDiscover carefully curated flight deals from Green Bay to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from Green Bay to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This United Airlines deal was found by Cheapflights users on 9/27. 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 1/3010:10 am -
2 stops12h 16m
Tue 2/26:15 am -
2 stops9h 41m
Deal found 9/27![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 9/23. 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.
Sat 3/204:00 pm -
1 stop5h 12m
Sun 4/48:00 am -
1 stop6h 54m
Deal found 9/23![Delta logo]()
$537
This Delta deal was found by Cheapflights users on 9/23. 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.
Sat 3/204:00 pm -
1 stop5h 12m
Mon 3/298:00 am -
1 stop26h 24m
Deal found 9/23![Delta logo]()
$538
This Delta deal was found by Cheapflights users on 9/23. 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 3/214:00 pm -
1 stop5h 12m
Mon 3/296:10 pm -
2 stops26h 22m
Deal found 9/23![Delta logo]()
$543
This Delta deal was found by Cheapflights users on 9/26. 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 3/237:00 am -
2 stops11h 27m
Thu 4/18:00 am -
1 stop6h 54m
Deal found 9/26![Delta logo]()
$691
This Delta deal was found by Cheapflights users on 9/23. 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 3/266:45 am -
1 stop14h 27m
Wed 3/316:10 pm -
2 stops16h 14m
Deal found 9/23![Delta logo]()
$722
Last-minute flights from Green Bay to MissoulaDiscover last-minute flight deals from Green Bay to Missoula. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Missoula. Data last updated September 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Mon 9/285:00 am -
1 stop7h 24m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Mon 9/285:00 am -
1 stop7h 24m
Fri 10/232:38 pm -
2 stops7h 41m
Deal found 9/24![United Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/24. 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 9/295:00 am -
1 stop7h 24m
Tue 10/2010:38 am -
2 stops11h 41m
Deal found 9/24![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/24. 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 9/295:00 am -
2 stops12h 20m
Fri 10/232:38 pm -
2 stops7h 41m
Deal found 9/24![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 9/24. 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 9/296:20 am -
1 stop6h 04m
Thu 10/2212:28 pm -
1 stop7h 35m
Deal found 9/24![United Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 9/305:00 am -
2 stops11h 24m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/25:00 am -
1 stop7h 32m
Wed 10/2112:28 pm -
1 stop6h 20m
Deal found 9/24![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/25:00 am -
1 stop7h 32m
Fri 10/232:38 pm -
2 stops7h 41m
Deal found 9/24![United Airlines logo]()
$544
One-way flights from Green Bay to MissoulaSearch for one-way flight options from Green Bay to Missoula. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from Green Bay to Missoula. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Delta deal was found by Cheapflights users on 9/28. 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 10/45:30 am -
2 stops10h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/46:20 am -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/36:20 am -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 9/28. 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.
Sat 10/31:10 pm -
2 stops11h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$345
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 September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $479 (United Airlines) |
One-way from | $297 (Delta) |
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 7,457,451 searches. Data last updated September 28, 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
Cheapest round-trip
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sun 10/4
5:30 am-2:42 pm
2 stops10h 12m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$297
Quickest round-trip
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sun 10/4
6:20 am-11:32 am
1 stop6h 12m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$330
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sat 10/3
6:20 am-11:32 am
1 stop6h 12m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$340
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sat 1/30
10:10 am-9:26 pm
2 stops12h 16m
Missoula Johnson-Bell Field
Tue 2/2
6:15 am-4:56 pm
2 stops9h 41m
$479
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sat 3/20
4:00 pm-8:12 pm
1 stop5h 12m
Missoula Johnson-Bell Field
Sun 4/4
8:00 am-3:54 pm
1 stop6h 54m
$537
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sat 3/20
4:00 pm-8:12 pm
1 stop5h 12m
Missoula Johnson-Bell Field
Mon 3/29
8:00 am-11:24 am
1 stop26h 24m
$538
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Sun 3/21
4:00 pm-8:12 pm
1 stop5h 12m
Missoula Johnson-Bell Field
Mon 3/29
6:10 pm-9:32 pm
2 stops26h 22m
$543
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Tue 3/23
7:00 am-5:27 pm
2 stops11h 27m
Missoula Johnson-Bell Field
Thu 4/1
8:00 am-3:54 pm
1 stop6h 54m
$691
Green BayMissoula
GRB Green Bay Austin-Straubel - MSO Missoula Johnson-Bell Field
GRBMSO
Green Bay Austin-Straubel
Fri 3/26
6:45 am-8:12 pm
1 stop14h 27m
Missoula Johnson-Bell Field
Wed 3/31
6:10 pm-11:24 am
2 stops16h 14m
$722
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
GRB-MSO
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.
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