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$359+ 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MSO
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$359
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$519
Provider with most accurate pricing for Greenville-Missoula Johnson-Bell Field flight deals.
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Provider most trusted by Cheapflights users for Greenville-Missoula Johnson-Bell Field flights.
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From Greenville to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 24% potential increase in price ($152 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 11/134:17 pmGSP - MSO
1 stop7h 30mUnited Airlines
Mon 11/176:20 amMSO - GSP
1 stop6h 39mUnited Airlines
Deal found 10/29$359
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:35 amGSP - MSO
2 stops12h 11mDelta
Sun 11/166:16 pmMSO - GSP
2 stops12h 46mDelta
Deal found 10/29$369
This Delta deal was found by Cheapflights users on 10/28. 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 11/86:00 amGSP - MSO
2 stops13h 40mDelta
Tue 11/116:16 pmMSO - GSP
2 stops12h 46mDelta
Deal found 10/28$414
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/124:17 pmGSP - MSO
1 stop7h 30mUnited Airlines
Sun 11/166:20 amMSO - GSP
1 stop6h 39mUnited Airlines
Deal found 10/29$449
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/84:17 pmGSP - MSO
1 stop7h 30mUnited Airlines
Tue 11/116:20 amMSO - GSP
1 stop6h 39mUnited Airlines
Deal found 10/28$494
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 11/811:33 amGSP - MSO
2 stops10h 33mAmerican Airlines
Tue 11/117:01 amMSO - GSP
1 stop6h 32mAmerican Airlines
Deal found 10/28$499
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/114:35 pmGSP - MSO
2 stops21h 57mAlaska Airlines
Sun 12/146:29 amMSO - GSP
2 stops10h 33mAlaska Airlines
Deal found 10/30$529

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 October 30, 2025.
Use the filters below to find and compare flights from Greenville to Missoula that are best for you.

Fly from

Greenville

Fly to

Missoula

Route

Depart

Return

Price

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Thu 11/13

4:17 pm-9:47 pm

1 stop7h 30m

Missoula Johnson-Bell Field

Mon 11/17

6:20 am-2:59 pm

1 stop6h 39m

$359

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Wed 11/12

11:35 am-9:46 pm

2 stops12h 11m

Missoula Johnson-Bell Field

Sun 11/16

6:16 pm-9:02 am

2 stops12h 46m

$369

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Wed 11/12

4:17 pm-9:47 pm

1 stop7h 30m

Missoula Johnson-Bell Field

Sun 11/16

6:20 am-2:59 pm

1 stop6h 39m

$449

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Thu 12/11

4:35 pm-12:32 pm

2 stops21h 57m

Missoula Johnson-Bell Field

Sun 12/14

6:29 am-7:02 pm

2 stops10h 33m

$529

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Wed 3/11

8:00 am-12:25 pm

1 stop6h 25m

Missoula Johnson-Bell Field

Sun 3/15

7:00 am-5:36 pm

1 stop8h 36m

$559

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Thu 11/13

5:35 am-5:34 pm

2 stops13h 59m

Missoula Johnson-Bell Field

Mon 11/17

6:16 pm-9:02 am

2 stops12h 46m

$564

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Sat 12/20

5:36 pm-1:36 pm

2 stops22h 00m

Missoula Johnson-Bell Field

Wed 1/7

6:00 am-3:20 pm

1 stop7h 20m

$642

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Sun 12/21

8:07 pm-12:48 pm

1 stop18h 41m

Missoula Johnson-Bell Field

Wed 1/7

1:21 pm-11:59 pm

1 stop8h 38m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Greenville-Missoula flight deals on Cheapflights vs. eDreams >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 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 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 $276). Flying from Greenville to Missoula in March is currently the most expensive (average of $441). 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.

What is the cheapest time of day to fly from GSP to MSO?

Find hourly flight availability from Greenville to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Greenville to Missoula, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 23% versus a flight in the morning.

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 October 30, 2025.
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
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 7h 30m. Fly via United Airlines or Delta to get the fastest option. The distance between Greenville and Missoula is about 1841 mi. This flight may include one or multiple stops.

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

    According to our current data, United Airlines ($288), and American Airlines ($288) offers the cheapest pricing from Greenville to Missoula. These flights start at 39% 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 $276). Flying from Greenville to Missoula in March is currently the most expensive (average of $441). 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

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$561FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$604FlexibilityNo cancel feeOn-time71%

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