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Cheap flights from Missoula to Greenville (MSO - GSP)

MSO — GSP
Mar 16 — Mar 231
Mon 3/16
Mon 3/23
1 adult, Economy
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Find flight deals from Missoula to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Greenville (GSP). 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 February 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

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

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

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

Currently, September is the cheapest month in which you can book a flight from Missoula to Greenville (average of $288). Flying from Missoula to Greenville in March is currently the most expensive (average of $610). 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 Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated February 14, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Missoula to Greenville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,289 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

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
9,289 reviews
United Airlines
7.4
Good
9,289 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

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
7.2
Good
11,288 reviews
United Airlines
7.4
Good
9,289 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

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 Missoula to Greenville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Cheapflights users have booked flights from Missoula to Greenville round-trip from $288. Another airline that can offer you cheap pricing is United Airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula to Greenville 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 Missoula to Greenville?

    Currently, September is the cheapest month in which you can book a flight from Missoula to Greenville (average of $288). Flying from Missoula to Greenville in March is currently the most expensive (average of $610). 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

Traveling to a place near Greenville?

Book flights to Greenville if you plan to visit one of these locations
Simpsonville
Duncan
Greer
Seneca
Anderson

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Top 2 airlines flying from Missoula to Greenville

Discover the top 2 airlines that operate flights from Missoula to Greenville. 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 February 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$418FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$312Average$534FlexibilityNo cancel feeOn-time69%

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