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$169+ Cheap flights from Greenville to Missoula (GSP - 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MSO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$299
(Delta)

One-way from

$169
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$686
From Greenville to Missoula Johnson-Bell Field
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One-way flight from Greenville to Missoula Johnson-Bell Field
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High demand for flights, 16% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 7/226:00 pmGSP - MSO
2 stops8h 24mDelta
mar. 7/296:24 pmMSO - GSP
2 stops14h 08mDelta
Deal found 6/10$299
This American Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 7/186:32 pmGSP - MSO
1 stop6h 57mAmerican Airlines
lun. 7/287:03 amMSO - GSP
1 stop8h 00mAmerican Airlines
Deal found 6/10$368
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 7/224:25 pmGSP - MSO
1 stop6h 58mUnited Airlines
mar. 7/296:15 amMSO - GSP
1 stop6h 48mUnited Airlines
Deal found 6/10$403
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/2610:34 amGSP - MSO
2 stops31h 02mMultiple Airlines
lun. 6/3010:07 pmMSO - GSP
3 stops14h 47mMultiple Airlines
Deal found 6/11$645

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 junio 12, 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

mar. 7/22

6:00 pm-12:24 am

2 stops8h 24m

Missoula Johnson-Bell Field

mar. 7/29

6:24 pm-10:32 am

2 stops14h 08m

$299

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

vie. 7/18

6:32 pm-11:29 pm

1 stop6h 57m

Missoula Johnson-Bell Field

lun. 7/28

7:03 am-5:03 pm

1 stop8h 00m

$368

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

mar. 7/22

4:25 pm-9:23 pm

1 stop6h 58m

Missoula Johnson-Bell Field

mar. 7/29

6:15 am-3:03 pm

1 stop6h 48m

$403

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

jue. 6/26

10:34 am-3:36 pm

2 stops31h 02m

Missoula Johnson-Bell Field

lun. 6/30

10:07 pm-2:54 pm

3 stops14h 47m

$645

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

jue. 7/10

6:32 pm-11:29 pm

1 stop6h 57m

$169

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

jue. 7/10

4:33 pm-3:30 pm

2 stops24h 57m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, October is the cheapest month in which you can book a flight from Greenville to Missoula (average of $365). Flying from Greenville to Missoula in March is currently the most expensive (average of $506). 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 junio 12, 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 24% versus a flight in the morning.

Rainfall in Missoula by month

Plan your trip to Missoula by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missoula ranges from 0.7 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Missoula when rainfall is around 0.7 in.

Temperature in Missoula by month

Plan your trip to Missoula by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missoula, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.8 F).

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 junio 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, Delta ($299), American Airlines ($368), and United Airlines ($403) offers the cheapest pricing from Greenville to Missoula. These flights start at 44% 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, October is the cheapest month in which you can book a flight from Greenville to Missoula (average of $365). Flying from Greenville to Missoula in March is currently the most expensive (average of $506). 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$553FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$343Average$530FlexibilityNo cancel feeOn-time71%

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