$252+ Cheap flights from Grand Rapids to Missoula (GRR - MSO)
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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — MSO
Sep 14 — Sep 213
Round-trip
3 travelers, Economy
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Find cheap flights from Grand Rapids 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 Grand Rapids to Missoula
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Cheapest flights from Grand Rapids to MissoulaExplore the most affordable flight options available from Grand Rapids to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from Grand Rapids to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:44 am -
1 stop7h 40m
Sat 10/312:37 pm -
1 stop5h 43m
Deal found 8/10![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:44 am -
1 stop7h 27m
Sat 10/312:45 pm -
1 stop8h 21m
Deal found 8/10![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:00 pm -
2 stops9h 42m
Sat 10/36:00 am -
2 stops10h 31m
Deal found 8/10![Delta logo]()
$399
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.
Thu 8/273:45 pm -
1 stop7h 46m
Mon 8/316:15 am -
1 stop6h 28m
Deal found 8/12![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:45 pm -
1 stop7h 51m
Sat 9/2610:38 am -
2 stops11h 16m
Deal found 8/10![United Airlines logo]()
$410
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.
Sat 10/35:42 am -
1 stop9h 13m
Wed 10/71:48 pm -
1 stop17h 14m
Deal found 8/12![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/123:45 pm -
1 stop7h 51m
Sat 9/197:00 am -
2 stops14h 59m
Deal found 8/14![United Airlines logo]()
$434
Best flights from Grand Rapids to MissoulaDiscover carefully curated flight deals from Grand Rapids to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from Grand Rapids to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:45 pm -
1 stop7h 51m
Sat 9/266:15 am -
1 stop6h 32m
Deal found 8/10![United Airlines logo]()
$453
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.
Tue 9/83:45 pm -
1 stop7h 46m
Sat 9/127:00 am -
2 stops11h 24m
Deal found 8/11![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/15. 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 12/42:10 pm -
2 stops9h 16m
Fri 12/119:45 am -
2 stops10h 14m
Deal found 8/15![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 8/14. 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 10/315:32 am -
2 stops9h 59m
Wed 11/45:24 pm -
2 stops15h 58m
Deal found 8/14![United Airlines logo]()
$527
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 10/245:00 am -
2 stops12h 19m
Wed 10/282:37 pm -
2 stops7h 21m
Deal found 8/12![United Airlines logo]()
$538
Last-minute flights from Grand Rapids to MissoulaDiscover last-minute flight deals from Grand Rapids to Missoula. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Rapids to Missoula. Data last updated August 15, 2026 and is based on user searches.
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.
Thu 8/273:45 pm -
1 stop7h 46m
Mon 8/316:15 am -
1 stop6h 28m
Deal found 8/12![United Airlines logo]()
$409
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.
Tue 9/83:45 pm -
1 stop7h 46m
Sat 9/127:00 am -
2 stops11h 24m
Deal found 8/11![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/123:45 pm -
1 stop7h 51m
Sat 9/197:00 am -
2 stops14h 59m
Deal found 8/14![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:45 pm -
1 stop7h 51m
Sat 9/2610:38 am -
2 stops11h 16m
Deal found 8/10![United Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:44 am -
1 stop7h 27m
Sat 10/312:45 pm -
1 stop8h 21m
Deal found 8/10![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:00 pm -
2 stops9h 42m
Sat 10/36:00 am -
2 stops10h 31m
Deal found 8/10![Delta logo]()
$399
One-way flights from Grand Rapids to MissoulaSearch for one-way flight options from Grand Rapids to Missoula. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from Grand Rapids to Missoula. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/256:00 am -
1 stop7h 42m
Deal found 8/14![United Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 8/14. 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 8/256:05 pm -
2 stops8h 13m
Deal found 8/14![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 8/10. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
1 stop7h 42m
Deal found 8/10![United Airlines logo]()
$297
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:55 pm -
1 stop9h 04m
Deal found 8/11![Allegiant Air logo]()
$340
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:34 am -
2 stops10h 43m
Deal found 8/14![Alaska Airlines logo]()
$360
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:34 am -
2 stops10h 43m
Deal found 8/12![Alaska Airlines logo]()
$383
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:00 pm -
2 stops9h 47m
Deal found 8/11![Delta logo]()
$515
Find flight deals from Grand Rapids to Missoula
Discover tips and strategies to find the most affordable flight options for your journey from Grand Rapids (GRR) 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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (United Airlines) |
One-way from | $252 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $452 |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Rapids 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 15, 2026.
Use the filters below to find and compare flights from Grand Rapids to Missoula that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Sat 9/19
3:45 pm-9:36 pm
1 stop7h 51m
Missoula Johnson-Bell Field
Sat 9/26
6:15 am-2:47 pm
1 stop6h 32m
$453
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Tue 9/8
3:45 pm-9:31 pm
1 stop7h 46m
Missoula Johnson-Bell Field
Sat 9/12
7:00 am-8:24 pm
2 stops11h 24m
$468
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Fri 12/4
2:10 pm-9:26 pm
2 stops9h 16m
Missoula Johnson-Bell Field
Fri 12/11
9:45 am-9:59 pm
2 stops10h 14m
$525
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Sat 10/31
5:32 am-1:31 pm
2 stops9h 59m
Missoula Johnson-Bell Field
Wed 11/4
5:24 pm-11:22 am
2 stops15h 58m
$527
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Sat 10/24
5:00 am-3:19 pm
2 stops12h 19m
Missoula Johnson-Bell Field
Wed 10/28
2:37 pm-11:58 pm
2 stops7h 21m
$538
Cheapest one-way
Quickest one-way
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Tue 8/25
6:00 am-11:42 am
1 stop7h 42m
$252
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Tue 8/25
6:05 pm-12:18 am
2 stops8h 13m
$257
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Tue 9/1
6:00 am-11:42 am
1 stop7h 42m
$297
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Wed 9/2
6:34 am-3:17 pm
2 stops10h 43m
$360
Grand RapidsMissoula
GRR Grand Rapids Gerald R. Ford Intl - MSO Missoula Johnson-Bell Field
GRRMSO
Grand Rapids Gerald R. Ford Intl
Thu 9/3
6:34 am-3:17 pm
2 stops10h 43m
$383
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Grand Rapids 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 Grand Rapids to Missoula in August.
| 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 Grand Rapids-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Rapids-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Rapids-Missoula flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Rapids-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 Grand Rapids-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 Grand Rapids to Missoula
Have a flexible travel schedule? Discover the best time to fly to Missoula from Grand Rapids with our price prediction graph.
GRR-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.
Cheapflights Insights
Everything you need to know about your flight from Grand Rapids to Missoula
What is the cheapest month to book a flight from Grand Rapids to Missoula?
Currently, January is the cheapest month in which you can book a flight from Grand Rapids to Missoula (average of $288). Flying from Grand Rapids to Missoula in July is currently the most expensive (average of $658). 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.
How much does it cost to fly round-trip from Grand Rapids to Missoula?
Airfare is below average for this route at the moment.
Grand Rapids to Missoula flights typically cost between $413 and $749 in October.The cheapest round-trip price found within the last 5 days was $339 on United Airlines (Oct 24-Oct 31).
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 August 15, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Grand Rapids to Missoula to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Crew
8.5
Entertainment
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayLaura,Aug 2023
DTW - BOS
Related info for your journey
Find useful and relevant information for your journey from Grand Rapids 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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Other flights to Missoula
Explore flights to Missoula departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Grand Rapids and Missoula flights
Browse other Grand Rapids and Missoula flight options. Last updated on August 15, 2026.
Other flights from Grand Rapids
Browse through other flights departing from Grand Rapids. Flights are based on user searches made on Cheapflights and were last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Grand Rapids to Missoula
Discover the top 3 airlines that operate flights from Grand Rapids 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 August 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$483 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$413 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$378 | Average$500 | FlexibilityNo cancel fee | On-time71% |