$226 Cheap Flights from Colorado Springs (COS) to Key West (EYW)

View $226 flight on Mon, Dec 15, 2025Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)

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Cheap Flights from Colorado Springs to Key West (COS-EYW)

Prices were available within the past 7 days and start at $226 for one-way flights and $236 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Jan 10 - Wed, Jan 14
COS
Colorado Springs
EYW
Key West
$236 Roundtrip, found 4 hours ago
$236
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sat, Jan 10 from Colorado Springs to Key West, returning Wed, Jan 14, priced at $236 found 4 hours ago
American Airlines
Sat, Jan 17 - Wed, Jan 21
COS
Colorado Springs
EYW
Key West
$241 Roundtrip, found 10 hours ago
$241
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sat, Jan 17 from Colorado Springs to Key West, returning Wed, Jan 21, priced at $241 found 10 hours ago
Delta
Sat, Jan 10 - Wed, Jan 14
COS
Colorado Springs
EYW
Key West
$242 Roundtrip, found 4 hours ago
$242
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Jan 10 from Colorado Springs to Key West, returning Wed, Jan 14, priced at $242 found 4 hours ago
Delta
Tue, Jan 13 - Sat, Jan 24
COS
Colorado Springs
EYW
Key West
$247 Roundtrip, found 5 days ago
$247
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jan 13 from Colorado Springs to Key West, returning Sat, Jan 24, priced at $247 found 5 days ago
Delta
Tue, Nov 18 - Wed, Dec 3
COS
Colorado Springs
EYW
Key West
$260 Roundtrip, found 5 days ago
$260
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 18 from Colorado Springs to Key West, returning Wed, Dec 3, priced at $260 found 5 days ago
Delta
Sat, Jan 24 - Mon, Feb 9
COS
Colorado Springs
EYW
Key West
$265 Roundtrip, found 1 day ago
$265
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 24 from Colorado Springs to Key West, returning Mon, Feb 9, priced at $265 found 1 day ago
Delta
Sun, Nov 16 - Wed, Dec 3
COS
Colorado Springs
EYW
Key West
$286 Roundtrip, found 5 days ago
$286
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Nov 16 from Colorado Springs to Key West, returning Wed, Dec 3, priced at $286 found 5 days ago
Delta
Wed, Jan 21 - Tue, Jan 27
COS
Colorado Springs
EYW
Key West
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jan 21 from Colorado Springs to Key West, returning Tue, Jan 27, priced at $287 found 1 day ago
Delta
Sun, Jan 25 - Mon, Feb 9
COS
Colorado Springs
EYW
Key West
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Jan 25 from Colorado Springs to Key West, returning Mon, Feb 9, priced at $288 found 1 day ago
United
Sat, Feb 21 - Tue, Mar 10
COS
Colorado Springs
EYW
Key West
$331 Roundtrip, found 5 days ago
$331
Roundtrip
found 5 days ago
Select United flight, departing Sat, Feb 21 from Colorado Springs to Key West, returning Tue, Mar 10, priced at $331 found 5 days ago

Find the cheapest month to fly from Colorado Springs (COS) to Key West (EYW)

August is typically the cheapest month to fly

From $233 - $687 per traveler.

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 $409
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $409

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW) cost?
Lock in a cheap one-way flight from $226 or cheap return flight from $236 from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)?
Planning your getaway for January is a great way to save, as it's the cheapest month for flights between COS and EYW. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from COS to EYW. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)?
You'll need to hop on a flight with a layover when traveling from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from COS to EYW?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, including the airline 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 Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)?
To avoid potential delays on the Colorado Springs Airport (COS) to Key West Intl. Airport (EYW) route, aim to travel 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 Colorado Springs Airport (COS) to Key West Intl. Airport (EYW) last-minute?
Booking your ticket from COS to EYW shortly before your trip is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a COS to EYW flight and hotel package?
You'll typically save money by securing a COS 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 easy to manage everything in one place. After selecting your ideal flights and accommodations, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to Key West Intl. Airport (EYW)?
Usually, it's possible to reschedule or cancel your COS to EYW flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Colorado Springs
Destination airport
Key West Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$236
Distance
1661 mi

Book with confidence

Colorado Springs to Key West Flights

The cheapest times to fly from Colorado Springs 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 Colorado Springs to Key West are during the month of January. You can find some of the cheapest flights from Colorado Springs to Key West with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Key West

Sunday is one of the best days to book for cheap flights from Colorado Springs 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 Colorado Springs 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 Colorado Springs to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $226 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 Colorado Springs 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 Colorado Springs 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.

 

Colorado Springs to Key West Flights

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*Available to One Key members.