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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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — MSO
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$299
(Delta)

One-way from

$169
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$426
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, 11% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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.
Thu 8/75:30 amGSP - MSO
2 stops11h 06mDelta
Wed 8/135:54 amMSO - GSP
2 stops13h 17mDelta
Deal found 7/1$299
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 8/67:33 amGSP - MSO
1 stop6h 48mAmerican Airlines
Tue 8/121:51 pmMSO - GSP
1 stop6h 39mAmerican Airlines
Deal found 7/1$337
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/234:52 pmGSP - MSO
1 stop6h 30mUnited Airlines
Tue 8/2612:30 pmMSO - GSP
1 stop6h 31mUnited Airlines
Deal found 7/1$379
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 8/612:13 pmGSP - MSO
2 stops13h 41mAlaska Airlines
Tue 8/125:45 amMSO - GSP
2 stops14h 45mAlaska Airlines
Deal found 7/1$437

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 July 3, 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 8/7

5:30 am-2:36 pm

2 stops11h 06m

Missoula Johnson-Bell Field

Wed 8/13

5:54 am-9:11 pm

2 stops13h 17m

$299

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Wed 8/6

7:33 am-12:21 pm

1 stop6h 48m

Missoula Johnson-Bell Field

Tue 8/12

1:51 pm-10:30 pm

1 stop6h 39m

$337

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Sat 8/23

4:52 pm-9:22 pm

1 stop6h 30m

Missoula Johnson-Bell Field

Tue 8/26

12:30 pm-9:01 pm

1 stop6h 31m

$379

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Wed 8/6

12:13 pm-11:54 pm

2 stops13h 41m

Missoula Johnson-Bell Field

Tue 8/12

5:45 am-10:30 pm

2 stops14h 45m

$437

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Sat 8/16

7:14 am-3:02 pm

1 stop9h 48m

$169

GreenvilleMissoula

GSP - MSO

GSPMSO

Greenville

Mon 8/11

7:45 pm-9:23 pm

3 stops27h 38m

$422

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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 July 3, 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.

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 July 3, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 ($337), and United Airlines ($379) offers the cheapest pricing from Greenville to Missoula. These flights start at 42% 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$288Average$561FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$521FlexibilityNo cancel feeOn-time71%

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