$111 Cheap Flights from Detroit (DTW) to Key West (EYW)

View $111 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW)

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Cheap Flights from Detroit to Key West (DTW-EYW)

Prices were available within the past 7 days and start at $111 for one-way flights and $221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Jan 28 - Tue, Feb 3
DTW
Detroit
EYW
Key West
$221 Roundtrip, just found
$221
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Jan 28 from Detroit to Key West, returning Tue, Feb 3, priced at $221 just found
Spirit Airlines
Sun, Feb 1 - Thu, Feb 5
DTW
Detroit
EYW
Key West
$226 Roundtrip, just found
$226
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Feb 1 from Detroit to Key West, returning Thu, Feb 5, priced at $226 just found
Spirit Airlines
Fri, Jan 23 - Sun, Jan 25
DTW
Detroit
EYW
Key West
$231 Roundtrip, found 2 hours ago
$231
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Fri, Jan 23 from Detroit to Key West, returning Sun, Jan 25, priced at $231 found 2 hours ago
Spirit Airlines
Thu, Jan 8 - Mon, Jan 12
DTW
Detroit
EYW
Key West
$233 Roundtrip, just found
$233
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Jan 8 from Detroit to Key West, returning Mon, Jan 12, priced at $233 just found
Spirit Airlines
Fri, Jan 23 - Mon, Jan 26
DTW
Detroit
EYW
Key West
$238 Roundtrip, found 2 hours ago
$238
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Fri, Jan 23 from Detroit to Key West, returning Mon, Jan 26, priced at $238 found 2 hours ago
Spirit Airlines
Wed, Feb 25 - Sat, Feb 28
DTW
Detroit
EYW
Key West
$241 Roundtrip, found 4 hours ago
$241
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Wed, Feb 25 from Detroit to Key West, returning Sat, Feb 28, priced at $241 found 4 hours ago
American Airlines
Sat, Dec 13 - Mon, Dec 15
DTW
Detroit
EYW
Key West
$269 Roundtrip, just found
$269
Roundtrip
just found
Select American Airlines flight, departing Sat, Dec 13 from Detroit to Key West, returning Mon, Dec 15, priced at $269 just found
Delta
Mon, Dec 8 - Wed, Dec 17
DTW
Detroit
EYW
Key West
$269 Roundtrip, just found
$269
Roundtrip
just found
Select Delta flight, departing Mon, Dec 8 from Detroit to Key West, returning Wed, Dec 17, priced at $269 just found
United
Tue, Feb 3 - Wed, Mar 4
DTW
Detroit
EYW
Key West
$269 Roundtrip, found 4 hours ago
$269
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Feb 3 from Detroit to Key West, returning Wed, Mar 4, priced at $269 found 4 hours ago
JetBlue Airways
Sat, Feb 7 - Mon, Feb 16
DTW
Detroit
EYW
Key West
$320 Roundtrip, found 3 days ago
$320
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Feb 7 from Detroit to Key West, returning Mon, Feb 16, priced at $320 found 3 days ago

Find the cheapest month to fly from Detroit (DTW) to Key West (EYW)

January is typically the cheapest month to fly

From $251 - $620 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 $294
EYW
Key West Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $294

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW) cost?
Snag a cheap one-way flight from $111 or cheap return flight from $221 from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW)?
January is the most affordable month to fly from DTW to EYW. Traveling during quieter months is often the key to scoring lower fares.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW)?
Direct flights from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DTW to EYW?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW)?
To arrive at Key West Intl. Airport (EYW) on time, choose a flight that leaves from Detroit Metropolitan Wayne County Airport (DTW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW) last-minute?
Last-minute fares from DTW to EYW are usually more expensive. To secure the lowest prices, start searching for flights early. That said, if you're flexible with your travel plans, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a DTW to EYW flight and hotel package?
You can save money by booking a DTW to EYW flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your preferred accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Key West Intl. Airport (EYW)?
In most instances, you can modify or cancel your DTW to EYW flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further details, head to our Customer Service portal.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Key West Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$221
Distance
1224 mi

Book with confidence

Detroit to Key West Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Detroit 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 Detroit 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 Detroit to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $111 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 Detroit 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 Detroit 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.

 

Detroit to Key West Flights

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*Available to One Key members.