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Cheap flights from Detroit to Key West from $112

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 9/5. 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

Discover deals from 900+ travel sites with momondo.

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
6:58 pm - 12:34 pm
DTW
-
EYW
17h 36m
1 stop
Multiple Airlines Logo
12:59 pm - 9:47 am
EYW
-
DTW
20h 48m
1 stop
$208Multiple Airlines
Mon, Sep 7 - Fri, Sep 11
Multiple Airlines Logo
1:40 pm - 11:06 am
DTW
-
EYW
21h 26m
1 stop
Multiple Airlines Logo
1:14 pm - 9:20 am
EYW
-
DTW
20h 06m
2 stops
$217Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
6:00 am - 12:34 pm
DTW
-
EYW
30h 34m
2 stops
Multiple Airlines Logo
12:07 pm - 8:54 am
EYW
-
DTW
20h 47m
1 stop
$230Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
American Airlines Logo
10:24 am - 4:27 pm
DTW
-
EYW
6h 03m
1 stop
American Airlines Logo
4:39 pm - 9:38 pm
EYW
-
DTW
4h 59m
1 stop
$333American Airlines
Sun, Sep 6 - Sat, Sep 12
American Airlines Logo
10:29 am - 4:13 pm
DTW
-
EYW
5h 44m
1 stop
American Airlines Logo
4:10 pm - 11:56 pm
EYW
-
DTW
7h 46m
1 stop
$333American Airlines
Wed, Dec 2 - Wed, Dec 9
Delta Logo
2:30 pm - 7:51 pm
DTW
-
EYW
5h 21m
1 stop
Delta Logo
6:11 pm - 12:53 am
EYW
-
DTW
6h 42m
1 stop
$333Delta
Sat, Oct 24 - Tue, Oct 27
Delta Logo
9:25 am - 2:52 pm
DTW
-
EYW
5h 27m
1 stop
Delta Logo
11:42 am - 5:11 pm
EYW
-
DTW
5h 29m
1 stop
$333Delta
Sat, Sep 5 - Sat, Sep 12
Delta Logo
2:30 pm - 7:51 pm
DTW
-
EYW
5h 21m
1 stop
Delta Logo
2:00 pm - 8:03 pm
EYW
-
DTW
6h 03m
1 stop
$333Delta
Sat, Oct 24 - Sat, Oct 31
United Airlines Logo
6:00 am - 2:18 pm
DTW
-
EYW
8h 18m
2 stops
United Airlines Logo
2:50 pm - 11:59 pm
EYW
-
DTW
9h 09m
2 stops
$370United Airlines
Sat, Oct 24 - Thu, Oct 29
United Airlines Logo
6:00 am - 2:18 pm
DTW
-
EYW
8h 18m
2 stops
United Airlines Logo
2:55 pm - 11:57 pm
EYW
-
DTW
9h 02m
2 stops
$376United Airlines
Sat, Oct 24 - Fri, Oct 30

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Delta flights from Detroit to Key West

Our best Delta deals on Detroit to Key West flight tickets
Delta
Jul 29
DTW2:59 pmDetroit Metropolitan Wayne County
4h 52m
1 stop
EYW7:51 pmKey West
Aug 4
EYW1:59 pmKey West
7h 34m
1 stop
DTW9:33 pmDetroit Metropolitan Wayne County
$439
Delta
Aug 4
DTW2:59 pmDetroit Metropolitan Wayne County
4h 58m
1 stop
EYW7:57 pmKey West
Aug 10
EYW6:15 pmKey West
6h 44m
1 stop
DTW12:59 amDetroit Metropolitan Wayne County
$463
Delta
Aug 4
DTW2:59 pmDetroit Metropolitan Wayne County
4h 58m
1 stop
EYW7:57 pmKey West
Aug 10
EYW6:15 pmKey West
6h 44m
1 stop
DTW12:59 amDetroit Metropolitan Wayne County
$479

United Airlines flights from Detroit to Key West

Our best United Airlines deals on Detroit to Key West flight tickets
United Airlines
Jul 29
DTW7:05 amDetroit Metropolitan Wayne County
8h 14m
1 stop
EYW3:19 pmKey West
Aug 3
EYW4:00 pmKey West
7h 54m
1 stop
DTW11:54 pmDetroit Metropolitan Wayne County
$459
United Airlines
Jul 30
DTW8:50 amDetroit Metropolitan Wayne County
6h 29m
1 stop
EYW3:19 pmKey West
Aug 4
EYW4:00 pmKey West
6h 19m
1 stop
DTW10:19 pmDetroit Metropolitan Wayne County
$489
United Airlines
Jul 30
DTW6:00 amDetroit Metropolitan Wayne County
9h 19m
2 stops
EYW3:19 pmKey West
Aug 4
EYW4:00 pmKey West
6h 19m
1 stop
DTW10:19 pmDetroit Metropolitan Wayne County
$494

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 July 27, 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

Mon 9/7

6:58 pm-12:34 pm

1 stop17h 36m

Key West

Fri 9/11

12:59 pm-9:47 am

1 stop20h 48m

$208

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Tue 8/25

1:40 pm-11:06 am

1 stop21h 26m

Key West

Tue 9/1

1:14 pm-9:20 am

2 stops20h 06m

$217

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Mon 8/24

6:00 am-12:34 pm

2 stops30h 34m

Key West

Mon 8/31

12:07 pm-8:54 am

1 stop20h 47m

$230

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sun 9/6

10:24 am-4:27 pm

1 stop6h 03m

Key West

Sat 9/12

4:39 pm-9:38 pm

1 stop4h 59m

$333

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Wed 12/2

10:29 am-4:13 pm

1 stop5h 44m

Key West

Wed 12/9

4:10 pm-11:56 pm

1 stop7h 46m

$333

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 10/24

2:30 pm-7:51 pm

1 stop5h 21m

Key West

Tue 10/27

6:11 pm-12:53 am

1 stop6h 42m

$333
Quickest round-trip

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 9/5

9:25 am-2:52 pm

1 stop5h 27m

Key West

Sat 9/12

11:42 am-5:11 pm

1 stop5h 29m

$333

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 10/24

2:30 pm-7:51 pm

1 stop5h 21m

Key West

Sat 10/31

2:00 pm-8:03 pm

1 stop6h 03m

$333

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 10/24

6:00 am-2:18 pm

2 stops8h 18m

Key West

Thu 10/29

2:50 pm-11:59 pm

2 stops9h 09m

$370

DetroitKey West

DTW - EYW

DTWEYW

Detroit Metropolitan Wayne County

Sat 10/24

6:00 am-2:18 pm

2 stops8h 18m

Key West

Fri 10/30

2:55 pm-11:57 pm

2 stops9h 02m

$376

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?

Prices are currently low for flights on this route.

Typical prices usually range from $474 to $559.
The lowest price recently found on this route was $208.

What is the cheapest month to fly to Key West?

In general, January 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 $362. If you are unable to visit Key West during the month of January, then departing from Detroit during the month December is also very affordable. Most momondo users find prices during this month for around $438.

How far in advance should I book a flight from Detroit 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 $437 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 $322 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 43m

Direct flights

None
The fastest flight from Detroit to Key West takes 4h 43m
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 43m.

  • 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
DeltaPriceFrom $247Free CancellationRating
7.8
8,490 reviews
Search Delta flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
10,043 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,843 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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