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

Currently, August is the cheapest month in which you can book a flight from Missoula to Key West (average of $328). Flying from Missoula to Key West in March is currently the most expensive (average of $493). 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 MSO to EYW?

When flying from Missoula to Key West, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Missoula to Key West that include hotel bookings?

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

How can I find direct flights from Missoula to Key West?

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

Can I find deals for business class flights from Missoula to Key West?

Yes. Cheapflights offers flight deals from Missoula to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$505+ Flights from Missoula to Key West

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Cheap flight deals from Missoula to Key West

Round-trip from	$505 (American Airlines)

From Missoula Johnson-Bell Field to Key West

Search Deals

Find flight deals from Missoula to Key West

Cheapest flights from Missoula to Key West
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 June 12, 2025.

Sat 7/197:03 amMSO - EYW

2 stops10h 18mAmerican Airlines

Wed 7/232:31 pmEYW - MSO

1 stop9h 17mAmerican Airlines

Deal found 6/10

$505

Sat 7/194:23 pmMSO - EYW

2 stops19h 37mUnited Airlines

Wed 7/238:45 amEYW - MSO

2 stops14h 38mUnited Airlines

Deal found 6/11

$531

Best flights from Missoula to Key West
Discover carefully curated flight deals from Missoula to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sat 7/197:03 amMSO - EYW

2 stops10h 18mAmerican Airlines

Wed 7/232:31 pmEYW - MSO

1 stop9h 17mAmerican Airlines

Deal found 6/10

$505

Sat 7/194:23 pmMSO - EYW

2 stops19h 37mUnited Airlines

Wed 7/238:45 amEYW - MSO

2 stops14h 38mUnited Airlines

Deal found 6/11

$531

Last-minute flights from Missoula to Key West
Discover last-minute flight deals from Missoula to Key West. Data last updated June 12, 2025 and is based on user searches.

Sat 7/197:03 amMSO - EYW

2 stops10h 18mAmerican Airlines

Wed 7/232:31 pmEYW - MSO

1 stop9h 17mAmerican Airlines

Deal found 6/10

$505

Sat 7/194:23 pmMSO - EYW

2 stops19h 37mUnited Airlines

Wed 7/238:45 amEYW - MSO

2 stops14h 38mUnited Airlines

Deal found 6/11

$531

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missoula to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

Sat 7/19

7:03 am-7:21 pm

2 stops10h 18m

Key West

Wed 7/23

2:31 pm-9:48 pm

1 stop9h 17m

$505

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

Sat 7/19

4:23 pm-2:00 pm

2 stops19h 37m

Key West

Wed 7/23

8:45 am-9:23 pm

2 stops14h 38m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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.

Cheapflights Insights

Everything you need to know about your flight from Missoula to Key West

Rainfall in Key West by month

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,790 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Can I find deals for flights from Missoula to Key West that include hotel bookings?
Yes. In addition to deals on Missoula to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Missoula to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missoula to Key West.
Can I find deals for business class flights from Missoula to Key West?
Yes. Cheapflights offers flight deals from Missoula to Key West 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 Key West?
Currently, August is the cheapest month in which you can book a flight from Missoula to Key West (average of $328). Flying from Missoula to Key West in March is currently the most expensive (average of $493). 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

Browse thousands of different options on Cheapflights for your next trip

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$505+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Missoula to Key West with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Missoula to Key West

Round-trip from

Find 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 June 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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missoula to Key West that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Missoula to Key West

Rainfall in Key West by month

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

Temperature in Key West by month

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

Reviews of airlines servicing Key West

Related info for your journey

Find useful and relevant information for your journey from Missoula to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Missoula to Key West that include hotel bookings?

How can I find direct flights from Missoula to Key West?

Can I find deals for business class flights from Missoula to Key West?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missoula to Key West

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Missoula to Key West
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 June 12, 2025.