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Missoula

$474+ Cheap flights from Greenville to Missoula (GSP - 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MSO
apr 29 — mag 61
mer 4/29
mer 5/6
1 adult, Economy
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Cheap flight deals from Greenville to Missoula

Cheapest flights from Greenville to Missoula
Explore the most affordable flight options available from Greenville to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 30, 2026.

This United Airlines deal was found by Cheapflights users on 3/29. 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.
sab 10/246:46 am
GSP
-
MSO
1 stop6h 48m
United Airlines
mar 10/276:15 am
MSO
-
GSP
2 stops15h 04m
United Airlines
Deal found 3/29$474
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.
gio 5/216:29 am
GSP
-
MSO
1 stop8h 59m
American Airlines
mar 5/264:44 pm
MSO
-
GSP
2 stops13h 34m
American Airlines
Deal found 3/25$494
This American Airlines deal was found by Cheapflights users on 3/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 6/106:29 am
GSP
-
MSO
1 stop8h 49m
American Airlines
mar 6/162:08 pm
MSO
-
GSP
1 stop6h 49m
American Airlines
Deal found 3/28$510
This American Airlines deal was found by Cheapflights users on 3/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 6/106:29 am
GSP
-
MSO
1 stop8h 49m
American Airlines
lun 6/152:08 pm
MSO
-
GSP
1 stop6h 49m
American Airlines
Deal found 3/28$558
This American Airlines deal was found by Cheapflights users on 3/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
gio 6/115:25 pm
GSP
-
MSO
1 stop7h 13m
American Airlines
mar 6/162:08 pm
MSO
-
GSP
1 stop6h 49m
American Airlines
Deal found 3/28$561

Find flight deals from Greenville to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) 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 marzo 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(American Airlines)

Popular in

December

Cheapest in

January
Provider with most accurate pricing for Greenville-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Missoula Johnson-Bell Field flights.
Search Deals
From Greenville to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($41 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville 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 marzo 30, 2026.
Use the filters below to find and compare flights from Greenville to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

gio 5/21

6:29 am-1:28 pm

1 stop8h 59m

Missoula Johnson-Bell Field

mar 5/26

2:18 pm-10:57 pm

1 stop6h 39m

$522

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

mer 6/10

5:15 am-1:18 pm

2 stops10h 03m

Missoula Johnson-Bell Field

mar 6/16

4:44 pm-8:18 am

2 stops13h 34m

$660

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

mar 7/28

10:49 am-11:56 pm

2 stops15h 07m

Missoula Johnson-Bell Field

dom 8/2

2:37 pm-9:55 am

2 stops17h 18m

$668

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

gio 6/11

1:09 pm-11:44 pm

2 stops12h 35m

Missoula Johnson-Bell Field

mar 6/16

6:29 pm-9:18 am

2 stops12h 49m

$749

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Sorted by cheapest first

Compare providers for flights from Greenville 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 Greenville to Missoula in March.
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 Greenville-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-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 Greenville-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 Greenville to Missoula

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

What is the cheapest month to book a flight from Greenville to Missoula?

Currently, January is the cheapest month in which you can book a flight from Greenville to Missoula (average of $267). Flying from Greenville to Missoula in December is currently the most expensive (average of $764). 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.

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 marzo 30, 2026.
See what other customers who have flown with United Airlines and American Airlines from Greenville to Missoula have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,514 reviews
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,530 reviews
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Greenville 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 Greenville to Missoula?

    There are many flights that can get you from Greenville to Missoula in 8h 59m. Fly via American Airlines to get the fastest option. The distance between Greenville and Missoula is about 1841 mi.

  • What are the cheapest airlines flying from Greenville to Missoula round-trip?

    According to our current data, American Airlines ($288), and United Airlines ($378) offers the cheapest pricing from Greenville to Missoula. These flights start at 41% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Greenville to Missoula?

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

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

    Yes. Cheapflights offers flight deals from Greenville 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.

  • What is the cheapest month to book a flight from Greenville to Missoula?

    Currently, January is the cheapest month in which you can book a flight from Greenville to Missoula (average of $267). Flying from Greenville to Missoula in December is currently the most expensive (average of $764). 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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Top 2 airlines flying from Greenville to Missoula

Discover the top 2 airlines that operate flights from Greenville 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 marzo 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$474FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$378Average$558FlexibilityNo cancel feeOn-time69%

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