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

American Airlines and United Airlines are the most popular carriers operating from Detroit to Key West

What airlines fly to Key West?

American Airlines, Delta and United 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 64% 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.

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 July 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.

$144 Cheap Flights from Detroit to Key West in 2025

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 $392 to $523. The lowest price recently found on this route was $283.

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Find the cheapest flights from Detroit to Key West

Round-trip

One-way

Last minute

Cheap round-trip flights

6:15 am - 1:18 pmDTW-EYW

7h 03m1 stop

4:00 pm - 10:50 pmEYW-DTW

6h 50m1 stop

$283American Airlines

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Wed, Nov 12 - Wed, Nov 19

5:45 am - 1:03 pmDTW-EYW

7h 18m2 stops

8:12 am - 2:45 pmEYW-DTW

6h 33m1 stop

$288American Airlines

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Wed, Nov 12 - Wed, Nov 19

11:05 am - 6:59 pmDTW-EYW

7h 54m2 stops

11:25 am - 10:27 pmEYW-DTW

11h 02m2 stops

$293American Airlines

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Tue, Sep 23 - Sat, Sep 27

7:10 am - 2:54 pmDTW-EYW

7h 44m1 stop

12:32 pm - 7:44 pmEYW-DTW

7h 12m1 stop

$297

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Mon, Sep 29 - Mon, Oct 6

5:20 am - 1:08 pmDTW-EYW

7h 48m1 stop

7:00 am - 12:34 pmEYW-DTW

5h 34m1 stop

$311Delta

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Wed, Oct 15 - Sat, Oct 25

7:10 am - 2:54 pmDTW-EYW

7h 44m1 stop

12:32 pm - 8:14 amEYW-DTW

19h 42m3 stops

$313

Find Deal

Mon, Sep 29 - Mon, Oct 6

5:25 am - 10:51 amDTW-EYW

5h 26m1 stop

6:22 pm - 12:29 amEYW-DTW

6h 07m1 stop

$316Delta

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Tue, Aug 5 - Tue, Aug 12

6:00 am - 1:51 pmDTW-EYW

7h 51m1 stop

11:26 am - 7:11 pmEYW-DTW

7h 45m2 stops

$321American Airlines

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Tue, Aug 5 - Tue, Aug 12

7:00 am - 1:12 pmDTW-EYW

6h 12m1 stop

2:12 pm - 11:10 pmEYW-DTW

8h 58m1 stop

$345United Airlines

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Sat, Jul 26 - Wed, Jul 30

7:00 am - 1:26 pmDTW-EYW

6h 26m1 stop

2:22 pm - 11:12 pmEYW-DTW

8h 50m1 stop

$349United Airlines

Find Deal

Tue, Aug 5 - Tue, Aug 12

United Airlines flights from Detroit to Key West

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

United Airlines

Jul 26

DTW7:00 amDetroit Metropolitan Wayne County

6h 12m

1 stop

EYW1:12 pmKey West

Jul 30

EYW2:12 pmKey West

8h 58m

1 stop

DTW11:10 pmDetroit Metropolitan Wayne County

$345

Find similar

United Airlines

Aug 5

DTW7:00 amDetroit Metropolitan Wayne County

6h 26m

1 stop

EYW1:26 pmKey West

Aug 12

EYW2:22 pmKey West

8h 50m

1 stop

DTW11:12 pmDetroit Metropolitan Wayne County

$349

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United Airlines

Dec 1

DTW7:15 amDetroit Metropolitan Wayne County

8h 04m

1 stop

EYW3:19 pmKey West

Dec 29

EYW4:05 pmKey West

6h 04m

1 stop

DTW10:09 pmDetroit Metropolitan Wayne County

$368

Find similar

American Airlines flights from Detroit to Key West

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

American Airlines

Nov 12

DTW6:15 amDetroit Metropolitan Wayne County

7h 03m

1 stop

EYW1:18 pmKey West

Nov 19

EYW4:00 pmKey West

6h 50m

1 stop

DTW10:50 pmDetroit Metropolitan Wayne County

$283

Find similar

American Airlines

Nov 12

DTW5:45 amDetroit Metropolitan Wayne County

7h 18m

2 stops

EYW1:03 pmKey West

Nov 19

EYW8:12 amKey West

6h 33m

1 stop

DTW2:45 pmDetroit Metropolitan Wayne County

$288

Find similar

American Airlines

Sep 23

DTW11:05 amDetroit Metropolitan Wayne County

7h 54m

2 stops

EYW6:59 pmKey West

Sep 27

EYW11:25 amKey West

11h 02m

2 stops

DTW10:27 pmDetroit Metropolitan Wayne County

$293

Find similar

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

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, July 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 $432. If you are unable to visit Key West during the month of July, then departing from Detroit during the month August is also very affordable. Most momondo users find prices during this month for around $460.

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 $573 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 $521 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

Best Price Found	$144
Fastest flight time	4h 47m
Direct flights	None
Airports in Key West	1 airport

The best one-way flight to Key West from Detroit in the past 72 hours is $144. The best round-trip flight deal from Detroit to Key West found on momondo in the last 72 hours is $283.

The fastest flight from Detroit to Key West takes 4h 47m

There are no direct flights from Detroit to Key West. Popular non-direct route for this connection is Detroit Metropolitan Wayne County Airport - Key West Airport.

There is 1 airport near Key West: Key West (EYW)

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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 4h 58m.
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 July 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 73% of the total bookings. Other popular airlines include Delta with 20% and United Airlines with 6%.

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 $108	Free Cancellation	Rating 6.3 8,047 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $286	Free Cancellation	Rating 7.4 8,856 reviews	Search United Airlines flights
Delta	PriceFrom $337	Free Cancellation	Rating 8.0 7,953 reviews	Search Delta flights
American Airlines	PriceFrom $392	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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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.