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Cheap flights from Detroit to Key West from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Key West departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Detroit to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:57 pm - 12:31 pm
DTW
-
EYW
17h 34m
1 stop
Multiple Airlines Logo
11:46 am - 12:39 am
EYW
-
DTW
12h 53m
2 stops
$236Multiple Airlines
Sun, May 17 - Wed, May 20
Multiple Airlines Logo
5:42 pm - 9:06 am
DTW
-
EYW
15h 24m
2 stops
Multiple Airlines Logo
11:04 am - 6:12 pm
EYW
-
DTW
7h 08m
1 stop
$241Multiple Airlines
Sat, May 2 - Thu, May 7
Multiple Airlines Logo
7:47 am - 11:06 am
DTW
-
EYW
27h 19m
2 stops
Multiple Airlines Logo
1:11 pm - 7:17 pm
EYW
-
DTW
6h 06m
1 stop
$250Multiple Airlines
Tue, May 5 - Fri, May 8
Multiple Airlines Logo
1:31 pm - 11:06 am
DTW
-
EYW
21h 35m
2 stops
Multiple Airlines Logo
2:48 pm - 6:12 pm
EYW
-
DTW
27h 24m
1 stop
$255Multiple Airlines
Tue, May 19 - Sat, May 23
Multiple Airlines Logo
10:10 pm - 9:09 am
DTW
-
EYW
10h 59m
1 stop
Multiple Airlines Logo
11:54 am - 11:06 am
EYW
-
DTW
23h 12m
2 stops
$261Multiple Airlines
Sun, Apr 26 - Sat, May 2
Multiple Airlines Logo
8:43 pm - 12:21 pm
DTW
-
EYW
15h 38m
2 stops
Multiple Airlines Logo
9:46 am - 9:24 am
EYW
-
DTW
23h 38m
1 stop
$262Multiple Airlines
Mon, Apr 20 - Thu, Apr 23
Multiple Airlines Logo
2:02 pm - 2:37 pm
DTW
-
EYW
24h 35m
2 stops
Multiple Airlines Logo
9:42 pm - 11:47 am
EYW
-
DTW
14h 05m
1 stop
$264Multiple Airlines
Sun, Aug 9 - Thu, Aug 13
Multiple Airlines Logo
2:40 pm - 1:07 pm
DTW
-
EYW
22h 27m
2 stops
Multiple Airlines Logo
2:48 pm - 6:12 pm
EYW
-
DTW
27h 24m
1 stop
$265Multiple Airlines
Sat, May 16 - Sat, May 23
Multiple Airlines Logo
12:35 pm - 12:48 pm
DTW
-
EYW
24h 13m
1 stop
Multiple Airlines Logo
12:07 pm - 12:42 am
EYW
-
DTW
12h 35m
2 stops
$267Multiple Airlines
Wed, Jul 15 - Fri, Jul 24
Multiple Airlines Logo
12:35 pm - 2:37 pm
DTW
-
EYW
26h 02m
1 stop
Multiple Airlines Logo
8:48 pm - 4:40 pm
EYW
-
DTW
19h 52m
2 stops
$268Multiple Airlines
Thu, Jul 16 - Thu, Jul 23

Delta flights from Detroit to Key West

Our best Delta deals on Detroit to Key West flight tickets
Delta
Sep 16
DTW9:30 amDetroit Metropolitan Wayne County
7h 44m
1 stop
EYW5:14 pmKey West
Sep 23
EYW6:00 pmKey West
5h 40m
1 stop
DTW11:40 pmDetroit Metropolitan Wayne County
$323
Delta
Jun 10
DTW10:25 amDetroit Metropolitan Wayne County
7h 04m
1 stop
EYW5:29 pmKey West
Jun 15
EYW6:24 pmKey West
6h 34m
1 stop
DTW12:58 amDetroit Metropolitan Wayne County
$336
Delta
Apr 18
DTW9:00 amDetroit Metropolitan Wayne County
4h 44m
1 stop
EYW1:44 pmKey West
Apr 22
EYW7:33 amKey West
5h 24m
1 stop
DTW12:57 pmDetroit Metropolitan Wayne County
$414

American Airlines flights from Detroit to Key West

Our best American Airlines deals on Detroit to Key West flight tickets
American Airlines
Sep 16
DTW6:26 amDetroit Metropolitan Wayne County
4h 55m
1 stop
EYW11:21 amKey West
Sep 23
EYW12:05 pmKey West
9h 57m
2 stops
DTW10:02 pmDetroit Metropolitan Wayne County
$328
American Airlines
Sep 16
DTW10:39 amDetroit Metropolitan Wayne County
7h 48m
2 stops
EYW6:27 pmKey West
Sep 23
EYW12:05 pmKey West
9h 57m
2 stops
DTW10:02 pmDetroit Metropolitan Wayne County
$333
American Airlines
Apr 24
DTW2:50 pmDetroit Metropolitan Wayne County
8h 08m
2 stops
EYW10:58 pmKey West
Apr 27
EYW2:29 pmKey West
7h 14m
1 stop
DTW9:43 pmDetroit Metropolitan Wayne County
$404

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Detroit to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sun 5/17

6:57 pm-12:31 pm

1 stop17h 34m

Key West

Wed 5/20

11:46 am-12:39 am

2 stops12h 53m

$236
Quickest round-trip

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 5/2

5:42 pm-9:06 am

2 stops15h 24m

Key West

Thu 5/7

11:04 am-6:12 pm

1 stop7h 08m

$241

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Tue 5/5

7:47 am-11:06 am

2 stops27h 19m

Key West

Fri 5/8

1:11 pm-7:17 pm

1 stop6h 06m

$250

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Tue 5/19

1:31 pm-11:06 am

2 stops21h 35m

Key West

Sat 5/23

2:48 pm-6:12 pm

1 stop27h 24m

$255

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sun 4/26

10:10 pm-9:09 am

1 stop10h 59m

Key West

Sat 5/2

11:54 am-11:06 am

2 stops23h 12m

$261

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 4/20

8:43 pm-12:21 pm

2 stops15h 38m

Key West

Thu 4/23

9:46 am-9:24 am

1 stop23h 38m

$262

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sun 8/9

2:02 pm-2:37 pm

2 stops24h 35m

Key West

Thu 8/13

9:42 pm-11:47 am

1 stop14h 05m

$264

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 5/16

2:40 pm-1:07 pm

2 stops22h 27m

Key West

Sat 5/23

2:48 pm-6:12 pm

1 stop27h 24m

$265

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Wed 7/15

12:35 pm-12:48 pm

1 stop24h 13m

Key West

Fri 7/24

12:07 pm-12:42 am

2 stops12h 35m

$267

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Thu 7/16

12:35 pm-2:37 pm

1 stop26h 02m

Key West

Thu 7/23

8:48 pm-4:40 pm

2 stops19h 52m

$268

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

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

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, October 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 $320. If you are unable to visit Key West during the month of October, then departing from Detroit during the month September is also very affordable. Most momondo users find prices during this month for around $362.

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 $440 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

4h 38m

Direct flights

None
The fastest flight from Detroit to Key West takes 4h 38m
There are no direct flights from Detroit to Key West. There are no popular flight routes from Detroit to Key West.
Search flight deals

Frequently asked questions about flying from Detroit to Key West

  • 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 38m.

  • 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?

  • 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?

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 AirlinesPriceFrom $130Free CancellationRating
6.3
8,606 reviews
Search Spirit Airlines flights
DeltaPriceFrom $247Free CancellationRating
7.9
8,402 reviews
Search Delta flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,561 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

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.

An easier way to manage your Key West trip

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