What is the cheapest airline that flies from Detroit to Florida Keys?

Frontier, Southwest, and Delta are the most popular carriers operating from Detroit to Florida Keys

What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from Detroit according to our data. American Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 4 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

How many flights depart from Detroit to Florida Keys on average per week?

The number of flights available between Detroit and Florida Keys is 124 per week as of April 2026. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.

When did momondo last update prices for flights from Detroit to Florida Keys?

Prices for flights from Detroit to Florida Keys are updated daily.

How many operators does momondo search for flights from Detroit to Florida Keys?

As of April 2026, there are 7 operators available to choose from for flights from Detroit to Florida Keys.

How old do you have to be to fly from Detroit to Florida Keys?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$54 Cheap Flights from Detroit to Florida Keys in 2026

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Find the cheapest flights from Detroit to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:24 am - 1:29 pm

DTW

MIA

3h 05mnonstop

3:31 pm - 6:44 pm

MIA

DTW

3h 13mnonstop

$128Frontier

Sun, Apr 12 - Thu, Apr 16

10:24 am - 1:29 pm

DTW

MIA

3h 05mnonstop

3:31 pm - 6:44 pm

MIA

DTW

3h 13mnonstop

$129Frontier

Sun, Apr 12 - Thu, Apr 16

7:04 pm - 12:49 am

DTW

MIA

5h 45m

1 stop

5:05 am - 11:39 am

MIA

DTW

6h 34m

1 stop

$134Frontier

Tue, Apr 28 - Sat, May 2

7:04 pm - 12:49 am

DTW

MIA

5h 45m

1 stop

11:06 am - 12:39 am

MIA

DTW

13h 33m

1 stop

$135Multiple Airlines

Tue, Apr 28 - Fri, May 8

10:24 am - 1:29 pm

DTW

MIA

3h 05mnonstop

12:53 pm - 7:02 pm

MIA

DTW

6h 09m

1 stop

$136Multiple Airlines

Sun, Apr 12 - Fri, Apr 17

10:24 am - 1:29 pm

DTW

MIA

3h 05mnonstop

8:00 am - 5:18 pm

MIA

DTW

9h 18m

1 stop

$137Multiple Airlines

Sun, Apr 12 - Sat, Apr 18

4:50 pm - 7:53 pm

DTW

MIA

3h 03mnonstop

3:31 pm - 6:44 pm

MIA

DTW

3h 13mnonstop

$138Multiple Airlines

Mon, Apr 13 - Thu, Apr 16

5:20 am - 8:19 am

DTW

MIA

2h 59mnonstop

8:00 am - 5:18 pm

MIA

DTW

9h 18m

1 stop

$139Spirit Airlines

Sun, Apr 12 - Sat, Apr 18

4:50 pm - 7:53 pm

DTW

MIA

3h 03mnonstop

3:54 pm - 11:38 am

MIA

DTW

19h 44m

1 stop

$140Multiple Airlines

Tue, Apr 14 - Mon, Apr 27

8:49 pm - 12:56 pm

DTW

MIA

16h 07m

1 stop

5:22 pm - 5:20 pm

MIA

DTW

23h 58m

1 stop

$141Multiple Airlines

Fri, May 1 - Tue, May 5

Spirit Airlines flights from Detroit to Florida Keys

Our best Spirit Airlines deals on Detroit to Florida Keys flight tickets

Spirit Airlines

Apr 11

DTW4:50 pmDetroit Metropolitan Wayne County

3h 03m

MIA7:53 pmMiami

Apr 14

MIA9:14 amMiami

3h 06m

DTW12:20 pmDetroit Metropolitan Wayne County

$136

Spirit Airlines

Apr 5

DTW5:20 amDetroit Metropolitan Wayne County

2h 59m

MIA8:19 amMiami

Apr 14

MIA9:14 amMiami

3h 06m

DTW12:20 pmDetroit Metropolitan Wayne County

$137

Spirit Airlines

Apr 12

DTW5:20 amDetroit Metropolitan Wayne County

2h 59m

MIA8:19 amMiami

Apr 18

MIA8:00 amMiami

9h 18m

1 stop

DTW5:18 pmDetroit Metropolitan Wayne County

$139

Frontier flights from Detroit to Florida Keys

Our best Frontier deals on Detroit to Florida Keys flight tickets

Frontier

Apr 12

DTW10:24 amDetroit Metropolitan Wayne County

3h 05m

MIA1:29 pmMiami

Apr 16

MIA3:31 pmMiami

3h 13m

DTW6:44 pmDetroit Metropolitan Wayne County

$128

Frontier

Apr 12

DTW10:24 amDetroit Metropolitan Wayne County

3h 05m

MIA1:29 pmMiami

Apr 16

MIA3:31 pmMiami

3h 13m

DTW6:44 pmDetroit Metropolitan Wayne County

$129

Frontier

Apr 28

DTW7:04 pmDetroit Metropolitan Wayne County

5h 45m

1 stop

MIA12:49 amMiami

May 2

MIA5:05 amMiami

6h 34m

1 stop

DTW11:39 amDetroit Metropolitan Wayne County

$134

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/12

10:24 am-1:29 pm

Nonstop3h 05m

Miami

Thu 4/16

3:31 pm-6:44 pm

Nonstop3h 13m

$128

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/12

10:24 am-1:29 pm

Nonstop3h 05m

Miami

Thu 4/16

3:31 pm-6:44 pm

Nonstop3h 13m

$129

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 4/28

7:04 pm-12:49 am

1 stop5h 45m

Miami

Sat 5/2

5:05 am-11:39 am

1 stop6h 34m

$134

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 4/28

7:04 pm-12:49 am

1 stop5h 45m

Miami

Fri 5/8

11:06 am-12:39 am

1 stop13h 33m

$135

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/12

10:24 am-1:29 pm

Nonstop3h 05m

Miami

Fri 4/17

12:53 pm-7:02 pm

1 stop6h 09m

$136

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/12

10:24 am-1:29 pm

Nonstop3h 05m

Miami

Sat 4/18

8:00 am-5:18 pm

1 stop9h 18m

$137

Quickest round-trip

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Mon 4/13

4:50 pm-7:53 pm

Nonstop3h 03m

Miami

Thu 4/16

3:31 pm-6:44 pm

Nonstop3h 13m

$138

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Sun 4/12

5:20 am-8:19 am

Nonstop2h 59m

Miami

Sat 4/18

8:00 am-5:18 pm

1 stop9h 18m

$139

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Tue 4/14

4:50 pm-7:53 pm

Nonstop3h 03m

Miami

Mon 4/27

3:54 pm-11:38 am

1 stop19h 44m

$140

DetroitMiami

DTW - MIA

DTWMIA

Detroit Metropolitan Wayne County

Fri 5/1

8:49 pm-12:56 pm

1 stop16h 07m

Miami

Tue 5/5

5:22 pm-5:20 pm

1 stop23h 58m

$141

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 Florida Keys

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

Other information

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from Detroit averaging around $206.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Detroit to Florida Keys is on a Monday when prices can be found for as low as $306. The most expensive day to fly to Florida Keys is Saturday, with ticket prices averaging around $430.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Detroit to Florida Keys in the evening for as low as $285. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $419.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Detroit for as low as $221 on momondo.

Can stopping save me money on Detroit to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Detroit to Florida Keys.

Cheap Detroit to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Florida Keys

Fastest flight time	2h 55m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Detroit to Florida Keys takes 2h 55m

Direct flights go from Detroit to Florida Keys every day.

There are 3 airports in Florida Keys. From Detroit there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Detroit to Florida Keys

When did momondo last update prices for flights from Detroit to Florida Keys?
Prices for flights from Detroit to Florida Keys are updated daily.
How many operators does momondo search for flights from Detroit to Florida Keys?
As of April 2026, there are 7 operators available to choose from for flights from Detroit to Florida Keys.
How old do you have to be to fly from Detroit to Florida Keys?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents required for your trip to Florida Keys can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Florida Keys. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Detroit to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Detroit to Florida Keys is Airbus A321neo, representing 15.59% of all bookings. The subsequent popular models are Airbus A320-100/200 at 15.26%, Airbus A321-100/200 at 13.13%, and Boeing 737-900 at 8.48%.

Best airlines flying from Detroit to Florida Keys

Compare and see reviews for airlines that fly from Detroit to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $130	Free Cancellation	Rating 6.3 8,578 reviews	Search Spirit Airlines flights
Delta	PriceFrom $247	Free Cancellation	Rating 7.9 8,374 reviews	Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 9,538 reviews	Search United Airlines flights
American Airlines	PriceFrom $268	Free Cancellation	Rating 7.1 11,552 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Florida Keys?

It is quick and easy to find Detroit to Florida Keys flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florida Keys that suits you.

Can I find flights from Detroit to Florida Keys with flexible booking policies on momondo?

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

How can momondo help me find flights from Detroit to Florida Keys?

Once all potential Detroit to Florida Keys flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Florida Keys from Detroit. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.