How long is the flight from United States to Florida Keys?

On average, it takes 10h 55m to fly from United States to Florida Keys if you fly out of Los Angeles (the most popular airport in United States) and into Kastrup Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Miami and into Kastrup Copenhagen, then the flight time is around 9h 10m.

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Recent flights found to popular cities in Florida Keys

Find flights to these popular cities in Florida Keys from your nearest airport.

Flights to Miami

Search all flight deals to Miami

Frontier

Oct 4

PHL

2h 56m

MIA

Oct 4

MIA

29h 17m

1 stop

PHL

$154

Frontier

Dec 3

PHL

3h 11m

MIA

Dec 6

MIA

2h 57m

PHL

$155

Frontier

Oct 1

PHL

2h 56m

MIA

Oct 8

MIA

2h 57m

PHL

$156

Frontier

Sep 26

PHL

11h 59m

1 stop

MIA

Oct 6

MIA

9h 33m

1 stop

PHL

$157

Frontier

Nov 3

DFW

12h 19m

1 stop

MIA

Nov 18

MIA

22h 28m

1 stop

DFW

$158

Frontier

Oct 31

PHL

8h 25m

1 stop

MIA

Nov 5

MIA

2h 57m

PHL

$158

Frontier

Nov 5

DFW

2h 49m

MIA

Nov 14

MIA

3h 29m

DFW

$159

Frontier

Oct 31

PHL

8h 25m

1 stop

MIA

Nov 4

MIA

8h 35m

1 stop

PHL

$159

Frontier

Oct 22

DFW

12h 05m

1 stop

MIA

Oct 28

MIA

9h 42m

1 stop

DFW

$160

Frontier

Oct 3

PHL

17h 24m

1 stop

MIA

Oct 5

MIA

9h 46m

1 stop

PHL

$160

Frontier

Oct 20

DFW

2h 54m

MIA

Oct 30

MIA

9h 23m

1 stop

DFW

$161

Frontier

Sep 30

PHL

7h 58m

1 stop

MIA

Oct 5

MIA

3h 05m

PHL

$161

Flights to Key West

Search all flight deals to Key West

Multiple Airlines

Oct 13

ATL

12h 25m

1 stop

EYW

Oct 28

EYW

5h 26m

1 stop

ATL

$127

Multiple Airlines

Oct 6

ATL

12h 25m

1 stop

EYW

Oct 13

EYW

6h 38m

1 stop

ATL

$128

Multiple Airlines

Sep 29

ATL

12h 25m

1 stop

EYW

Oct 3

EYW

4h 35m

1 stop

ATL

$129

Multiple Airlines

Oct 6

ATL

17h 40m

1 stop

EYW

Oct 13

EYW

6h 38m

1 stop

ATL

$130

Multiple Airlines

Sep 26

ATL

14h 22m

1 stop

EYW

Sep 30

EYW

9h 50m

1 stop

ATL

$131

Multiple Airlines

Sep 29

ATL

16h 35m

1 stop

EYW

Oct 7

EYW

9h 50m

1 stop

ATL

$135

Multiple Airlines

Nov 9

ATL

15h 37m

1 stop

EYW

Nov 13

EYW

20h 04m

1 stop

ATL

$136

Multiple Airlines

Oct 17

ATL

15h 23m

1 stop

EYW

Oct 20

EYW

6h 38m

1 stop

ATL

$137

Multiple Airlines

Sep 29

ATL

16h 35m

1 stop

EYW

Oct 3

EYW

9h 50m

1 stop

ATL

$140

Multiple Airlines

Nov 9

ATL

15h 37m

1 stop

EYW

Nov 16

EYW

23h 42m

1 stop

ATL

$141

Multiple Airlines

Oct 2

ATL

12h 25m

1 stop

EYW

Oct 6

EYW

6h 38m

1 stop

ATL

$142

Multiple Airlines

Oct 14

ATL

14h 30m

1 stop

EYW

Oct 20

EYW

6h 38m

1 stop

ATL

$143

Find the cheapest flights from the United States to Florida Keys

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from the United States to Florida Keys

Enter your travel dates to find the best prices.

7:30 am - 10:26 amPHL Philadelphia-MIA Miami

2h 56mnonstop

11:30 pm - 4:47 amMIA Miami-PHL Philadelphia

29h 17m1 stop San Juan Luis Munoz Marin Intl

$154Frontier

Sun, Oct 4 - Sun, Oct 4

7:30 am - 10:26 amPHL Philadelphia-MIA Miami

2h 56mnonstop

11:29 pm - 11:21 amMIA Miami-PHL Philadelphia

11h 52m1 stop San Juan Luis Munoz Marin Intl

$154Frontier

Sun, Oct 4 - Fri, Oct 9

3:58 pm - 7:52 pmDFW Dallas/Fort Worth-MIA Miami

2h 54mnonstop

6:00 am - 8:30 amMIA Miami-DFW Dallas/Fort Worth

3h 30mnonstop

$197American Airlines

Wed, Feb 10 - Wed, Feb 17

11:57 am - 2:41 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 44mnonstop

1:54 pm - 4:31 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 37mnonstop

$209American Airlines

Tue, Oct 6 - Sat, Oct 10

1:45 pm - 4:24 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 39mnonstop

11:20 am - 1:56 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 36mnonstop

$209Delta

Wed, Oct 7 - Sat, Oct 10

1:45 pm - 4:24 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 39mnonstop

11:20 am - 1:56 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 36mnonstop

$210Delta

Sat, Oct 10 - Sat, Oct 17

12:10 pm - 6:20 pmDFW Dallas/Fort Worth-MIA Miami

5h 10m1 stop Houston George Bush Intcntl

6:35 am - 11:11 amMIA Miami-DFW Dallas/Fort Worth

5h 36m1 stop Houston George Bush Intcntl

$212United Airlines

Mon, Nov 23 - Fri, Nov 27

12:31 pm - 10:31 pmDFW Dallas/Fort Worth-MIA Miami

9h 00m1 stop Chicago O'Hare Intl

6:35 am - 11:11 amMIA Miami-DFW Dallas/Fort Worth

5h 36m1 stop Houston George Bush Intcntl

$212United Airlines

Sun, Nov 22 - Fri, Nov 27

6:00 am - 11:50 amDCA Washington, D.C. Reagan-National-MIA Miami

5h 50m1 stop Orlando

4:30 pm - 10:55 pmMIA Miami-DCA Washington, D.C. Reagan-National

6h 25m1 stop Lambert-St Louis

$229Southwest

Tue, Oct 6 - Tue, Oct 6

5:25 am - 3:15 pmBOS Boston Logan Intl-MIA Miami

9h 50m2 stops Baltimore/Washington Lambert-St Louis

5:35 pm - 10:45 pmMIA Miami-BOS Boston Logan Intl

5h 10m1 stop Baltimore/Washington

$229Southwest

Tue, Sep 29 - Wed, Oct 7

Recent last minute flight deals from the United States to Florida Keys

Enter your travel dates to find the best prices.

4:42 pm - 7:45 pmPHL Philadelphia-MIA Miami

3h 03mnonstop

9:30 pm - 7:16 amMIA Miami-PHL Philadelphia

9h 46m1 stop Atlanta Hartsfield-Jackson

$156Frontier

Sat, Sep 12 - Mon, Sep 28

4:42 pm - 7:45 pmPHL Philadelphia-MIA Miami

3h 03mnonstop

8:50 pm - 11:55 pmMIA Miami-PHL Philadelphia

3h 05mnonstop

$157Frontier

Tue, Sep 15 - Thu, Sep 17

8:20 am - 11:19 amDCA Washington, D.C. Reagan-National-MIA Miami

2h 59mnonstop

1:54 pm - 4:31 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 37mnonstop

$339American Airlines

Mon, Sep 14 - Sat, Oct 10

9:00 pm - 12:15 amJFK New York John F Kennedy Intl-MIA Miami

3h 15mnonstop

6:25 pm - 9:30 pmMIA Miami-JFK New York John F Kennedy Intl

3h 05mnonstop

$341American Airlines

Tue, Sep 15 - Fri, Oct 9

2:15 pm - 10:10 pmBOS Boston Logan Intl-MIA Miami

7h 55m2 stops Baltimore/Washington Orlando

12:35 pm - 9:30 pmMIA Miami-BOS Boston Logan Intl

8h 55m1 stop Chicago Midway

$344Southwest

Mon, Sep 14 - Tue, Oct 20

5:50 am - 4:10 pmBOS Boston Logan Intl-MIA Miami

10h 20m2 stops Baltimore/Washington Lambert-St Louis

5:35 pm - 10:45 pmMIA Miami-BOS Boston Logan Intl

5h 10m1 stop Baltimore/Washington

$344Southwest

Fri, Sep 11 - Tue, Oct 13

8:37 pm - 11:52 pmEWR Newark-MIA Miami

3h 15mnonstop

11:25 am - 2:29 pmMIA Miami-EWR Newark

3h 04mnonstop

$357United Airlines

Sun, Sep 13 - Sat, Oct 10

6:00 am - 11:11 amEWR Newark-MIA Miami

5h 11m1 stop Washington, D.C. Dulles Intl

8:54 am - 11:58 amMIA Miami-EWR Newark

3h 04mnonstop

$367United Airlines

Sun, Sep 13 - Sat, Oct 10

3:26 pm - 7:03 pmJFK New York John F Kennedy Intl-MIA Miami

3h 37mnonstop

7:06 am - 10:00 amMIA Miami-JFK New York John F Kennedy Intl

2h 54mnonstop

$381Delta

Tue, Sep 15 - Mon, Sep 28

3:26 pm - 7:03 pmJFK New York John F Kennedy Intl-MIA Miami

3h 37mnonstop

12:21 pm - 3:29 pmMIA Miami-JFK New York John F Kennedy Intl

3h 08mnonstop

$381Delta

Tue, Sep 15 - Sat, Sep 26

Recent direct flight deals from the United States to Florida Keys

Enter your travel dates to find the best prices.

4:47 pm - 7:51 pmPHL Philadelphia-MIA Miami

3h 04mnonstop

8:46 pm - 11:43 pmMIA Miami-PHL Philadelphia

2h 57mnonstop

$154Frontier

Sat, Nov 7 - Mon, Nov 16

7:00 am - 10:11 amPHL Philadelphia-MIA Miami

3h 11mnonstop

9:40 pm - 12:37 amMIA Miami-PHL Philadelphia

2h 57mnonstop

$155Frontier

Thu, Dec 3 - Sun, Dec 6

3:58 pm - 7:52 pmDFW Dallas/Fort Worth-MIA Miami

2h 54mnonstop

6:00 am - 8:30 amMIA Miami-DFW Dallas/Fort Worth

3h 30mnonstop

$197American Airlines

Wed, Feb 10 - Wed, Feb 17

11:57 am - 2:41 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 44mnonstop

1:54 pm - 4:31 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 37mnonstop

$209American Airlines

Tue, Oct 6 - Sat, Oct 10

1:45 pm - 4:24 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 39mnonstop

11:20 am - 1:56 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 36mnonstop

$209Delta

Wed, Oct 7 - Sat, Oct 10

1:45 pm - 4:24 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 39mnonstop

11:20 am - 1:56 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 36mnonstop

$210Delta

Sat, Oct 10 - Sat, Oct 17

8:25 am - 11:20 amIAD Washington, D.C. Dulles Intl-MIA Miami

2h 55mnonstop

1:25 pm - 4:01 pmMIA Miami-IAD Washington, D.C. Dulles Intl

2h 36mnonstop

$217United Airlines

Mon, Oct 19 - Mon, Oct 26

5:40 pm - 8:45 pmIAD Washington, D.C. Dulles Intl-MIA Miami

3h 05mnonstop

9:00 am - 11:41 amMIA Miami-IAD Washington, D.C. Dulles Intl

2h 41mnonstop

$217United Airlines

Thu, Dec 31 - Wed, Jan 6

3:25 pm - 6:49 pmJFK New York John F Kennedy Intl-MIA Miami

3h 24mnonstop

5:43 pm - 8:56 pmMIA Miami-JFK New York John F Kennedy Intl

3h 13mnonstop

$419JetBlue

Mon, Dec 21 - Sat, Dec 26

9:24 am - 5:22 pmLAX Los Angeles-MIA Miami

4h 58mnonstop

6:34 pm - 9:32 pmMIA Miami-LAX Los Angeles

5h 58mnonstop

$477JetBlue

Sat, Nov 21 - Sat, Nov 28

Fly from

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaMiami

PHL Philadelphia - MIA Miami

PHLMIA

Philadelphia

Sun 10/4

7:30 am-10:26 am

Nonstop2h 56m

Miami

Sun 10/4

11:30 pm-4:47 am

1 stop29h 17m

$154

PhiladelphiaMiami

PHL Philadelphia - MIA Miami

PHLMIA

Philadelphia

Sun 10/4

7:30 am-10:26 am

Nonstop2h 56m

Miami

Fri 10/9

11:29 pm-11:21 am

1 stop11h 52m

$154

DallasMiami

DFW Dallas/Fort Worth - MIA Miami

DFWMIA

Dallas/Fort Worth

Wed 2/10

3:58 pm-7:52 pm

Nonstop2h 54m

Miami

Wed 2/17

6:00 am-8:30 am

Nonstop3h 30m

$197

Washington, D.C.Miami

DCA Washington, D.C. Reagan-National - MIA Miami

DCAMIA

Washington, D.C. Reagan-National

Tue 10/6

11:57 am-2:41 pm

Nonstop2h 44m

Miami

Sat 10/10

1:54 pm-4:31 pm

Nonstop2h 37m

$209

Quickest round-trip

Washington, D.C.Miami

DCA Washington, D.C. Reagan-National - MIA Miami

DCAMIA

Washington, D.C. Reagan-National

Wed 10/7

1:45 pm-4:24 pm

Nonstop2h 39m

Miami

Sat 10/10

11:20 am-1:56 pm

Nonstop2h 36m

$209

Washington, D.C.Miami

DCA Washington, D.C. Reagan-National - MIA Miami

DCAMIA

Washington, D.C. Reagan-National

Sat 10/10

1:45 pm-4:24 pm

Nonstop2h 39m

Miami

Sat 10/17

11:20 am-1:56 pm

Nonstop2h 36m

$210

DallasMiami

DFW Dallas/Fort Worth - MIA Miami

DFWMIA

Dallas/Fort Worth

Mon 11/23

12:10 pm-6:20 pm

1 stop5h 10m

Miami

Fri 11/27

6:35 am-11:11 am

1 stop5h 36m

$212

DallasMiami

DFW Dallas/Fort Worth - MIA Miami

DFWMIA

Dallas/Fort Worth

Sun 11/22

12:31 pm-10:31 pm

1 stop9h 00m

Miami

Fri 11/27

6:35 am-11:11 am

1 stop5h 36m

$212

Washington, D.C.Miami

DCA Washington, D.C. Reagan-National - MIA Miami

DCAMIA

Washington, D.C. Reagan-National

Tue 10/6

6:00 am-11:50 am

1 stop5h 50m

Miami

Tue 10/6

4:30 pm-10:55 pm

1 stop6h 25m

$229

BostonMiami

BOS Boston Logan Intl - MIA Miami

BOSMIA

Boston Logan Intl

Tue 9/29

5:25 am-3:15 pm

2 stops9h 50m

Miami

Wed 10/7

5:35 pm-10:45 pm

1 stop5h 10m

$229

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Florida Keys flights insights and trends

Explore insights for your Florida Keys flight to craft the best travel plan

Prices

Airlines

Other information

See prices from:

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

The cheapest day to depart from United States to Florida Keys is on a Wednesday when prices can be found for as low as $568. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $642.

Cheapest flights to cities in Florida Keys

Click on the cities below to find out when it's cheapest to fly to Florida Keys from United States

Miami

Find flights to Miami

Cheap Florida Keys flight deals and tips

Summary info about Florida Keys flight prices, duration and airlines

Best One-Way Price	$55
Best Round-Trip Price	$154
Fastest flight time	2h 56m
Popular in	December

The best one-way flight price to Florida Keys from United States in the last 5 days is $55 (Philadelphia to Miami).

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The best round-trip flight price to Florida Keys from United States in the last 5 days is $154 (Philadelphia to Miami).

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The fastest flight to Florida Keys from United States takes 2h 56m (Philadelphia to Miami).

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December has the highest demand for flights to Florida Keys, with a 15% price increase on average.

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Frequently asked questions about flying to Florida Keys

What airlines fly to Florida Keys?

Of the 5 airlines that fly to Florida Keys, American Airlines, Delta and Allegiant Air happen to be the most favored based on our user data. American Airlines is the most popular among the three airlines, with 56% of users choosing them for their travels to Florida Keys.

What is the best day of the week to fly to Florida Keys?

Flying to Florida Keys on a Wednesday or Saturday is your best option since this is when flight prices tend to be at their lowest for the week. The most expensive day of the week to fly to Florida Keys is on a Sunday.

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

Prices for flights to Florida Keys were last updated today.

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

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

How old do you have to be to fly 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 to Florida Keys.

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

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Florida Keys. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Florida Keys with this policy.

How can momondo help me find flights to Florida Keys?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Florida Keys.

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

Yes. momondo can track flight prices for Florida Keys and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.