$570+ Cheap flights from Missoula to Key West (MSO - EYW)
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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — EYW
Jan 11 — Jan 181
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missoula to Key West
Cheapest flights from Missoula to Key WestExplore the most affordable flight options available from Missoula to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
Explore the most affordable flight options available from Missoula to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:15 pmMSO - EYW
2 stops21h 14mUnited Airlines
Wed 12/315:10 pmEYW - MSO
2 stops30h 31mUnited Airlines
Deal found 12/11![United Airlines logo]()
$902
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/271:18 pmMSO - EYW
1 stop26h 37mAmerican Airlines
Wed 12/318:09 pmEYW - MSO
2 stops18h 39mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$1,555
Find flight deals from Missoula to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Key West (EYW). 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 December 12, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $570 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Missoula to Key West 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 December 12, 2025.
Use the filters below to find and compare flights from Missoula to Key West that are best for you.
Fly from
Missoula
Fly to
Key West
Route
Depart
Return
Price
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Sat 1/10
5:15 pm-1:03 pm
2 stops17h 48m
Key West
Wed 1/14
6:05 pm-1:35 pm
2 stops21h 30m
$570
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Sat 1/3
6:00 am-3:12 pm
2 stops31h 12m
Key West
Tue 1/13
4:15 pm-4:05 pm
2 stops25h 50m
$668
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Tue 1/27
7:00 am-11:56 pm
2 stops14h 56m
Key West
Sun 2/1
7:45 pm-12:50 pm
2 stops19h 05m
$729
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Tue 1/27
5:15 pm-1:03 pm
2 stops17h 48m
Key West
Sun 2/1
2:25 pm-4:05 pm
3 stops27h 40m
$889
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Sat 12/27
5:15 pm-4:29 pm
2 stops21h 14m
Key West
Wed 12/31
5:10 pm-9:41 pm
2 stops30h 31m
$902
MissoulaKey West
MSO - EYW
MSOEYW
Missoula Johnson-Bell Field
Fri 3/13
6:15 am-10:37 pm
2 stops14h 22m
Key West
Thu 3/19
7:45 am-9:49 pm
2 stops16h 04m
$919
Compare providers for flights from Missoula to Key West
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 Missoula to Key West in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Missoula-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Key West flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Missoula-Key West flights, Cheapflights users trust Expedia the most. Expedia 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-Key West 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 Key West
Have a flexible travel schedule? Discover the best time to fly to Key West 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.