$272 Cheap Flights from Kalispell (FCA) to Key West (EYW)

View $272 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)

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Cheap Flights from Kalispell to Key West (FCA-EYW)

Prices were available within the past 7 days and start at $272 for one-way flights and $432 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Jan 23 - Tue, Feb 10
FCA
Kalispell
EYW
Key West
$432 Roundtrip, found 1 day ago
$432
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jan 23 from Kalispell to Key West, returning Tue, Feb 10, priced at $432 found 1 day ago
Delta
Fri, Jan 23 - Mon, Feb 9
FCA
Kalispell
EYW
Key West
$453 Roundtrip, found 1 day ago
$453
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jan 23 from Kalispell to Key West, returning Mon, Feb 9, priced at $453 found 1 day ago
Delta
Fri, Nov 7 - Fri, Nov 14
FCA
Kalispell
EYW
Key West
$454 Roundtrip, found 5 days ago
$454
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Nov 7 from Kalispell to Key West, returning Fri, Nov 14, priced at $454 found 5 days ago
Delta
Thu, Feb 5 - Tue, Feb 24
FCA
Kalispell
EYW
Key West
$487 Roundtrip, found 1 day ago
$487
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Feb 5 from Kalispell to Key West, returning Tue, Feb 24, priced at $487 found 1 day ago
Delta
Wed, Jan 21 - Tue, Feb 3
FCA
Kalispell
EYW
Key West
$492 Roundtrip, found 5 days ago
$492
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jan 21 from Kalispell to Key West, returning Tue, Feb 3, priced at $492 found 5 days ago
United
Tue, Jan 27 - Sat, Jan 31
FCA
Kalispell
EYW
Key West
$494 Roundtrip, found 2 days ago
$494
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jan 27 from Kalispell to Key West, returning Sat, Jan 31, priced at $494 found 2 days ago
Delta
Fri, Jan 23 - Sun, Feb 8
FCA
Kalispell
EYW
Key West
$498 Roundtrip, found 1 day ago
$498
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jan 23 from Kalispell to Key West, returning Sun, Feb 8, priced at $498 found 1 day ago
Delta
Fri, Nov 7 - Thu, Nov 13
FCA
Kalispell
EYW
Key West
$504 Roundtrip, found 5 days ago
$504
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Nov 7 from Kalispell to Key West, returning Thu, Nov 13, priced at $504 found 5 days ago
Alaska Airlines
Sun, Nov 23 - Tue, Dec 9
FCA
Kalispell
EYW
Key West
$774 Roundtrip, found 6 days ago
$774
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Nov 23 from Kalispell to Key West, returning Tue, Dec 9, priced at $774 found 6 days ago
American Airlines
Sun, Sep 13 - Sun, Sep 20
FCA
Kalispell
EYW
Key West
$1,111 Roundtrip, found 7 hours ago
$1,111
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sun, Sep 13 from Kalispell to Key West, returning Sun, Sep 20, priced at $1,111 found 7 hours ago

Alternative airports near Key West

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Key West Intl. EYW. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $492
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $492

Frequently asked questions

How much does a flight from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW) cost?
Get a cheap one-way flight from $272 or cheap return flight from $432 from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)?
January is the most affordable month to fly from FCA to EYW. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest FCA to EYW flight.
How many flights per day from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)?
You'll need to book a flight with a layover when traveling from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from FCA to EYW?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)?
To avoid potential delays on the Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from FCA to EYW are generally more expensive. For the cheapest rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare right before your trip.
Is it cheaper to book a FCA to EYW flight and hotel package?
You'll generally save money by securing a FCA to EYW flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred accommodations and flights, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Glacier Park Intl. Airport (FCA) to Key West Intl. Airport (EYW)?
Typically, you can cancel or modify your FCA to EYW flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Origin airport
Glacier Park Intl.
Destination airport
Key West Intl.
Airlines serving
Delta, United
Roundtrip price
$432
Distance
2408 mi

Book with confidence

Kalispell to Key West Flights

The cheapest times to fly from Kalispell to Key West

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kalispell to Key West are during the month of January. You can find some of the cheapest flights from Kalispell to Key West with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kalispell to Key West

Sunday is one of the best days to book for cheap flights from Kalispell to Key West: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kalispell to Key West

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kalispell to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $272 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kalispell to Key West flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kalispell to Key West airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kalispell to Key West Flights

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*Available to One Key members.