What is the cheapest airline that flies from Detroit to Key West?

Spirit Airlines is the most popular carrier operating from Detroit to Key West

Which airport is the most popular layover for flights between Detroit and Key West?

Atlanta (ATL) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Key West?

American Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Key West from Detroit according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 4 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Detroit to Key West?

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 4h 36m.

Which layover airport offers the lowest fares from Detroit to Key West?

Flights via Washington, D.C. (DCA) offer the lowest average round-trip price of $347.

Which layover airport has the shortest connection time from Detroit to Key West?

Charlotte (CLT) has the shortest average layover time for this route: 1h 02m.

When did momondo last update prices for flights from Detroit to Key West Airport?

Prices for flights from Detroit to Key West Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Detroit to Key West Airport?

As of December 2025, there are 4 operators available to choose from for flights from Detroit to Key West Airport.

How old do you have to be to fly from Detroit to Key West Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Detroit to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$87 Cheap Flights from Detroit to Key West in 2025/26

Q: What is the typical price of a round-trip flight between Detroit and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $387 to $673. The lowest price recently found on this route was $178.

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Find the cheapest flights from Detroit to Key West

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 am - 9:11 pm

DTW

EYW

14h 46m1 stop

9:49 am - 7:26 pm

EYW

DTW

9h 37m1 stop

$178Multiple Airlines

Mon, Jan 5 - Fri, Jan 9

6:15 am - 9:11 pm

DTW

EYW

14h 56m1 stop

9:49 am - 7:26 pm

EYW

DTW

9h 37m1 stop

$179Multiple Airlines

Mon, Jan 5 - Fri, Jan 9

5:15 am - 12:26 pm

DTW

EYW

7h 11m1 stop

10:06 am - 9:27 am

EYW

DTW

23h 21m1 stop

$181Multiple Airlines

Mon, Jan 12 - Thu, Jan 15

6:25 am - 9:11 pm

DTW

EYW

14h 46m1 stop

10:27 pm - 7:26 pm

EYW

DTW

20h 59m1 stop

$189Multiple Airlines

Mon, Jan 5 - Sun, Jan 11

3:10 pm - 1:30 pm

DTW

EYW

22h 20m1 stop

10:49 am - 9:46 am

EYW

DTW

22h 57m1 stop

$190Multiple Airlines

Sun, Jan 11 - Wed, Jan 14

11:39 am - 10:09 am

DTW

EYW

22h 30m1 stop

11:06 am - 9:46 am

EYW

DTW

22h 40m1 stop

$193Multiple Airlines

Fri, Jan 23 - Thu, Jan 29

6:15 am - 9:11 pm

DTW

EYW

14h 56m1 stop

9:49 am - 7:26 pm

EYW

DTW

9h 37m1 stop

$197Multiple Airlines

Mon, Jan 5 - Mon, Jan 12

9:10 pm - 3:02 pm

DTW

EYW

17h 52m1 stop

10:06 am - 9:27 am

EYW

DTW

23h 21m1 stop

$198Multiple Airlines

Thu, Jan 8 - Thu, Jan 15

6:35 am - 10:09 am

DTW

EYW

27h 34m1 stop

3:52 pm - 9:46 am

EYW

DTW

17h 54m1 stop

$201Multiple Airlines

Tue, Jan 20 - Fri, Jan 23

7:22 pm - 9:26 am

DTW

EYW

14h 04m1 stop

10:49 am - 9:46 am

EYW

DTW

22h 57m1 stop

$202Multiple Airlines

Wed, Jan 7 - Wed, Jan 14

Spirit Airlines flights from Detroit to Key West

Our best Spirit Airlines deals on Detroit to Key West flight tickets

Spirit Airlines

Jan 12

DTW5:30 amDetroit Metropolitan Wayne County

8h 00m

1 stop

EYW1:30 pmKey West

Jan 15

EYW12:51 pmKey West

11h 08m

1 stop

DTW11:59 pmDetroit Metropolitan Wayne County

$225

Find similar

Spirit Airlines

Jan 7

DTW5:50 amDetroit Metropolitan Wayne County

7h 40m

2 stops

EYW1:30 pmKey West

Jan 22

EYW12:51 pmKey West

9h 17m

2 stops

DTW10:08 pmDetroit Metropolitan Wayne County

$249

Find similar

Spirit Airlines

Jan 23

DTW5:30 amDetroit Metropolitan Wayne County

8h 00m

1 stop

EYW1:30 pmKey West

Jan 26

EYW2:25 pmKey West

9h 34m

1 stop

DTW11:59 pmDetroit Metropolitan Wayne County

$260

Find similar

American Airlines flights from Detroit to Key West

Our best American Airlines deals on Detroit to Key West flight tickets

American Airlines

Jan 10

DTW6:00 amDetroit Metropolitan Wayne County

8h 35m

1 stop

EYW2:35 pmKey West

Jan 17

EYW2:04 pmKey West

8h 56m

1 stop

DTW11:00 pmDetroit Metropolitan Wayne County

$247

Find similar

American Airlines

Jan 10

DTW12:54 pmDetroit Metropolitan Wayne County

8h 53m

2 stops

EYW9:47 pmKey West

Jan 17

EYW6:53 pmKey West

5h 03m

1 stop

DTW11:56 pmDetroit Metropolitan Wayne County

$252

Find similar

American Airlines

Jan 10

DTW2:02 pmDetroit Metropolitan Wayne County

9h 54m

2 stops

EYW11:56 pmKey West

Jan 17

EYW6:06 amKey West

10h 18m

2 stops

DTW4:24 pmDetroit Metropolitan Wayne County

$257

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 1/5

6:25 am-9:11 pm

1 stop14h 46m

Key West

Fri 1/9

9:49 am-7:26 pm

1 stop9h 37m

$178

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 1/5

6:15 am-9:11 pm

1 stop14h 56m

Key West

Fri 1/9

9:49 am-7:26 pm

1 stop9h 37m

$179

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 1/12

5:15 am-12:26 pm

1 stop7h 11m

Key West

Thu 1/15

10:06 am-9:27 am

1 stop23h 21m

$181

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 1/5

6:25 am-9:11 pm

1 stop14h 46m

Key West

Sun 1/11

10:27 pm-7:26 pm

1 stop20h 59m

$189

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sun 1/11

3:10 pm-1:30 pm

1 stop22h 20m

Key West

Wed 1/14

10:49 am-9:46 am

1 stop22h 57m

$190

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Fri 1/23

11:39 am-10:09 am

1 stop22h 30m

Key West

Thu 1/29

11:06 am-9:46 am

1 stop22h 40m

$193

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 1/5

6:15 am-9:11 pm

1 stop14h 56m

Key West

Mon 1/12

9:49 am-7:26 pm

1 stop9h 37m

$197

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Thu 1/8

9:10 pm-3:02 pm

1 stop17h 52m

Key West

Thu 1/15

10:06 am-9:27 am

1 stop23h 21m

$198

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Tue 1/20

6:35 am-10:09 am

1 stop27h 34m

Key West

Fri 1/23

3:52 pm-9:46 am

1 stop17h 54m

$201

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Wed 1/7

7:22 pm-9:26 am

1 stop14h 04m

Key West

Wed 1/14

10:49 am-9:46 am

1 stop22h 57m

$202

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Detroit to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Detroit and Key West?

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from Detroit to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $377. If you are unable to visit Key West during the month of September, then departing from Detroit during the month July is also very affordable. Most momondo users find prices during this month for around $432.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Detroit is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $556. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Detroit to Key West for around $743.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the evening. momondo users have found flights departing from Detroit to Key West in the evening for as low as $533. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the afternoon, with an average ticket price of $658. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $497 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Detroit for as low as $315 on momondo.

When to book flights from Detroit to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Detroit to Key West (DTT to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Key West

Fastest flight time	5h 33m
Direct flights	None

The fastest flight from Detroit to Key West takes 5h 33m

There are no direct flights from Detroit to Key West. There are no popular flight routes from Detroit to Key West.

Search flight deals

How far is Detroit to Key West by plane?
A flight from Detroit to Key West will travel around 1229.9 mi. In terms of flight time, this usually takes a little over 5h 33m.
When did momondo last update prices for flights from Detroit to Key West Airport?
Prices for flights from Detroit to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Detroit to Key West Airport?
As of December 2025, there are 4 operators available to choose from for flights from Detroit to Key West Airport.
How old do you have to be to fly from Detroit to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Detroit to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Detroit to Key West?
Based on momondo bookings for flights between Detroit and Key West, the leading airline is American Airlines, making up 72% of the total bookings. Other popular airlines include Delta with 17%, United Airlines with 7%, and Spirit Airlines with 5%.

Best airlines flying from Detroit to Key West

Compare and see reviews for airlines that fly from Detroit to Key West with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $110	Free Cancellation	Rating 6.3 8,180 reviews	Search Spirit Airlines flights
Delta	PriceFrom $259	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
American Airlines	PriceFrom $275	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Key West?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Detroit to Key West for you.

Can I find flights from Detroit to Key West with flexible booking policies on momondo?

All flight searches from Detroit to Key West on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Detroit to Key West?

Once you have performed a search for Detroit to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Detroit to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Detroit are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.