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 17

BWI

2h 43m

MIA

Oct 18

MIA

2h 40m

BWI

$136

Frontier

Nov 9

BWI

5h 09m

1 stop

MIA

Nov 12

MIA

2h 44m

BWI

$137

Frontier

Oct 19

BWI

2h 43m

MIA

Oct 26

MIA

10h 55m

1 stop

BWI

$138

Frontier

Nov 4

BWI

2h 50m

MIA

Nov 11

MIA

11h 09m

1 stop

BWI

$139

Frontier

Oct 27

BWI

2h 50m

MIA

Nov 4

MIA

2h 44m

BWI

$140

Frontier

Nov 7

BWI

25h 07m

1 stop

MIA

Nov 11

MIA

2h 44m

BWI

$141

Frontier

Nov 10

BWI

2h 50m

MIA

Nov 16

MIA

2h 44m

BWI

$142

Frontier

Oct 19

BWI

2h 43m

MIA

Oct 25

MIA

10h 22m

1 stop

BWI

$143

Frontier

Oct 19

BWI

2h 43m

MIA

Oct 23

MIA

2h 40m

BWI

$144

Frontier

Oct 17

BWI

6h 29m

1 stop

MIA

Oct 24

MIA

2h 40m

BWI

$145

Frontier

Oct 29

BWI

11h 33m

1 stop

MIA

Nov 2

MIA

2h 44m

BWI

$146

Frontier

Nov 7

BWI

13h 17m

1 stop

MIA

Nov 14

MIA

2h 44m

BWI

$147

Flights to Key West

Search all flight deals to Key West

Multiple Airlines

Oct 27

ATL

23h 13m

1 stop

EYW

Nov 3

EYW

5h 47m

1 stop

ATL

$126

Multiple Airlines

Nov 9

ATL

26h 25m

1 stop

EYW

Nov 14

EYW

5h 26m

1 stop

ATL

$132

Multiple Airlines

Oct 27

ATL

12h 51m

1 stop

EYW

Oct 29

EYW

7h 48m

1 stop

ATL

$135

Multiple Airlines

Oct 13

ATL

12h 25m

1 stop

EYW

Oct 15

EYW

7h 53m

1 stop

ATL

$138

Multiple Airlines

Oct 25

ATL

27h 09m

1 stop

EYW

Oct 28

EYW

5h 26m

1 stop

ATL

$139

Multiple Airlines

Oct 13

ATL

16h 35m

1 stop

EYW

Oct 16

EYW

6h 55m

1 stop

ATL

$142

Multiple Airlines

Nov 10

ATL

12h 51m

1 stop

EYW

Nov 14

EYW

5h 26m

1 stop

ATL

$144

Multiple Airlines

Nov 17

ATL

12h 51m

1 stop

EYW

Nov 25

EYW

27h 26m

1 stop

ATL

$147

Multiple Airlines

Oct 22

ATL

25h 13m

1 stop

EYW

Oct 27

EYW

5h 47m

1 stop

ATL

$148

Multiple Airlines

Oct 6

ATL

23h 18m

1 stop

EYW

Oct 9

EYW

10h 42m

1 stop

ATL

$152

Multiple Airlines

Oct 18

ATL

4h 44m

1 stop

EYW

Oct 21

EYW

9h 50m

1 stop

ATL

$153

Multiple Airlines

Nov 10

ATL

12h 51m

1 stop

EYW

Nov 13

EYW

6h 50m

1 stop

ATL

$154

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.

10:16 am - 5:04 pmBWI Baltimore/Washington-MIA Miami

6h 48m1 stop Atlanta Hartsfield-Jackson

7:25 am - 10:09 amMIA Miami-BWI Baltimore/Washington

2h 44mnonstop

$136Frontier

Sat, Oct 31 - Tue, Nov 3

10:54 am - 1:44 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

10:36 pm - 9:02 amMIA Miami-BWI Baltimore/Washington

10h 26m1 stop Atlanta Hartsfield-Jackson

$136Frontier

Tue, Nov 10 - Wed, Nov 11

6:55 pm - 9:40 pmBWI Baltimore/Washington-MIA Miami

2h 45mnonstop

6:10 am - 8:40 amMIA Miami-BWI Baltimore/Washington

2h 30mnonstop

$166Southwest

Tue, Oct 20 - Sat, Oct 24

2:50 pm - 5:30 pmBWI Baltimore/Washington-MIA Miami

2h 40mnonstop

6:30 am - 9:05 amMIA Miami-BWI Baltimore/Washington

2h 35mnonstop

$166Southwest

Wed, Oct 28 - Tue, Nov 3

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

2h 55mnonstop

8:54 am - 4:33 pmMIA Miami-IAD Washington, D.C. Dulles Intl

7h 39m1 stop Newark

$187United Airlines

Tue, Oct 13 - Sat, Oct 17

6:45 am - 12:13 pmIAD Washington, D.C. Dulles Intl-MIA Miami

5h 28m1 stop Newark

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

2h 36mnonstop

$187United Airlines

Wed, Oct 21 - Wed, Oct 28

6:59 pm - 10:01 pmBWI Baltimore/Washington-MIA Miami

3h 02mnonstop

9:02 pm - 11:46 pmMIA Miami-BWI Baltimore/Washington

2h 44mnonstop

$217American Airlines

Wed, Feb 3 - Thu, Feb 11

6:59 pm - 10:01 pmBWI Baltimore/Washington-MIA Miami

3h 02mnonstop

3:32 pm - 6:09 pmMIA Miami-BWI Baltimore/Washington

2h 37mnonstop

$217American Airlines

Thu, Jan 7 - Tue, Jan 12

2:55 pm - 5:43 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 48mnonstop

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

2h 36mnonstop

$217Delta

Thu, Feb 4 - Mon, Feb 8

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

2h 39mnonstop

11:25 am - 2:04 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 39mnonstop

$217Delta

Tue, Nov 3 - Tue, Nov 10

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

Enter your travel dates to find the best prices.

10:48 am - 1:42 pmBWI Baltimore/Washington-MIA Miami

2h 54mnonstop

4:30 pm - 10:56 pmMIA Miami-BWI Baltimore/Washington

6h 26m1 stop Atlanta Hartsfield-Jackson

$145Frontier

Sat, Sep 26 - Sun, Oct 4

10:22 am - 3:24 pmBWI Baltimore/Washington-MIA Miami

5h 02m1 stop Atlanta Hartsfield-Jackson

7:23 am - 10:03 amMIA Miami-BWI Baltimore/Washington

2h 40mnonstop

$146Frontier

Sun, Sep 27 - Mon, Sep 28

3:38 pm - 6:52 pmEWR Newark-MIA Miami

3h 14mnonstop

7:00 am - 9:59 amMIA Miami-EWR Newark

2h 59mnonstop

$331United Airlines

Wed, Sep 23 - Sun, Oct 18

6:05 am - 4:05 pmLGA New York LaGuardia-MIA Miami

10h 00m1 stop Dallas Love Field

8:25 am - 4:55 pmMIA Miami-LGA New York LaGuardia

8h 30m1 stop Dallas Love Field

$339Southwest

Tue, Sep 22 - Tue, Oct 20

6:30 am - 3:15 pmLGA New York LaGuardia-MIA Miami

8h 45m1 stop Lambert-St Louis

12:05 pm - 9:55 pmMIA Miami-LGA New York LaGuardia

9h 50m2 stops Baltimore/Washington Nashville Intl

$345Southwest

Tue, Sep 22 - Tue, Oct 20

7:20 am - 2:54 pmLGA New York LaGuardia-MIA Miami

7h 34m1 stop Chicago O'Hare Intl

4:05 pm - 11:10 pmMIA Miami-LGA New York LaGuardia

7h 05m1 stop Chicago O'Hare Intl

$351United Airlines

Wed, Sep 23 - Sat, Oct 10

5:00 am - 7:40 amDCA Washington, D.C. Reagan-National-MIA Miami

2h 40mnonstop

7:54 am - 10:32 amMIA Miami-DCA Washington, D.C. Reagan-National

2h 38mnonstop

$363American Airlines

Sat, Sep 26 - Sat, Oct 10

6:00 am - 8:52 amPHL Philadelphia-MIA Miami

2h 52mnonstop

1:53 pm - 4:48 pmMIA Miami-PHL Philadelphia

2h 55mnonstop

$370American Airlines

Tue, Sep 22 - Sat, Sep 26

7:05 am - 10:27 amJFK New York John F Kennedy Intl-MIA Miami

3h 22mnonstop

5:00 pm - 8:15 pmMIA Miami-JFK New York John F Kennedy Intl

3h 15mnonstop

$381Delta

Sat, Sep 26 - Sat, Oct 10

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

3h 37mnonstop

7:16 am - 10:15 amMIA Miami-JFK New York John F Kennedy Intl

2h 59mnonstop

$381Delta

Wed, Sep 23 - Tue, Oct 13

Recent direct flight deals from the United States to Florida Keys

Enter your travel dates to find the best prices.

10:54 am - 1:44 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

7:40 am - 10:24 amMIA Miami-BWI Baltimore/Washington

2h 44mnonstop

$136Frontier

Tue, Nov 10 - Fri, Nov 13

10:50 am - 1:33 pmBWI Baltimore/Washington-MIA Miami

2h 43mnonstop

7:42 am - 10:22 amMIA Miami-BWI Baltimore/Washington

2h 40mnonstop

$136Frontier

Sat, Oct 17 - Sun, Oct 25

6:55 pm - 9:40 pmBWI Baltimore/Washington-MIA Miami

2h 45mnonstop

6:10 am - 8:40 amMIA Miami-BWI Baltimore/Washington

2h 30mnonstop

$166Southwest

Tue, Oct 20 - Sat, Oct 24

2:50 pm - 5:30 pmBWI Baltimore/Washington-MIA Miami

2h 40mnonstop

6:30 am - 9:05 amMIA Miami-BWI Baltimore/Washington

2h 35mnonstop

$166Southwest

Wed, Oct 28 - Tue, Nov 3

8:40 am - 11:33 amIAD Washington, D.C. Dulles Intl-MIA Miami

2h 53mnonstop

9:00 am - 11:38 amMIA Miami-IAD Washington, D.C. Dulles Intl

2h 38mnonstop

$190United Airlines

Tue, Nov 10 - Mon, Nov 16

7:51 pm - 10:44 pmIAD Washington, D.C. Dulles Intl-MIA Miami

2h 53mnonstop

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

2h 36mnonstop

$190United Airlines

Thu, Nov 12 - Tue, Nov 17

6:59 pm - 10:01 pmBWI Baltimore/Washington-MIA Miami

3h 02mnonstop

9:02 pm - 11:46 pmMIA Miami-BWI Baltimore/Washington

2h 44mnonstop

$217American Airlines

Wed, Feb 3 - Thu, Feb 11

6:59 pm - 10:01 pmBWI Baltimore/Washington-MIA Miami

3h 02mnonstop

8:18 pm - 10:59 pmMIA Miami-BWI Baltimore/Washington

2h 41mnonstop

$217American Airlines

Thu, Jan 28 - Sat, Feb 6

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

2h 39mnonstop

11:25 am - 2:04 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 39mnonstop

$217Delta

Tue, Nov 3 - Tue, Nov 10

2:55 pm - 5:43 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 48mnonstop

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

2h 36mnonstop

$217Delta

Thu, Feb 4 - Mon, Feb 8

Fly from

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Sat 10/31

10:16 am-5:04 pm

1 stop6h 48m

Miami

Tue 11/3

7:25 am-10:09 am

Nonstop2h 44m

$136

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Tue 11/10

10:54 am-1:44 pm

Nonstop2h 50m

Miami

Wed 11/11

10:36 pm-9:02 am

1 stop10h 26m

$136

Quickest round-trip

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Tue 10/20

6:55 pm-9:40 pm

Nonstop2h 45m

Miami

Sat 10/24

6:10 am-8:40 am

Nonstop2h 30m

$166

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Wed 10/28

2:50 pm-5:30 pm

Nonstop2h 40m

Miami

Tue 11/3

6:30 am-9:05 am

Nonstop2h 35m

$166

Washington, D.C.Miami

IAD Washington, D.C. Dulles Intl - MIA Miami

IADMIA

Washington, D.C. Dulles Intl

Tue 10/13

8:25 am-11:20 am

Nonstop2h 55m

Miami

Sat 10/17

8:54 am-4:33 pm

1 stop7h 39m

$187

Washington, D.C.Miami

IAD Washington, D.C. Dulles Intl - MIA Miami

IADMIA

Washington, D.C. Dulles Intl

Wed 10/21

6:45 am-12:13 pm

1 stop5h 28m

Miami

Wed 10/28

1:25 pm-4:01 pm

Nonstop2h 36m

$187

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Wed 2/3

6:59 pm-10:01 pm

Nonstop3h 02m

Miami

Thu 2/11

9:02 pm-11:46 pm

Nonstop2h 44m

$217

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Thu 1/7

6:59 pm-10:01 pm

Nonstop3h 02m

Miami

Tue 1/12

3:32 pm-6:09 pm

Nonstop2h 37m

$217

Washington, D.C.Miami

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

DCAMIA

Washington, D.C. Reagan-National

Thu 2/4

2:55 pm-5:43 pm

Nonstop2h 48m

Miami

Mon 2/8

11:20 am-1:56 pm

Nonstop2h 36m

$217

Washington, D.C.Miami

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

DCAMIA

Washington, D.C. Reagan-National

Tue 11/3

1:45 pm-4:24 pm

Nonstop2h 39m

Miami

Tue 11/10

11:25 am-2:04 pm

Nonstop2h 39m

$217

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 $570. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $645.

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	$53
Best Round-Trip Price	$136
Fastest flight time	2h 45m
Popular in	December

The best one-way flight price to Florida Keys from United States in the last 5 days is $53 (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 $136 (Baltimore/Washington to Miami).

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The fastest flight to Florida Keys from United States takes 2h 45m (Baltimore/Washington to Miami).

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December has the highest demand for flights to Florida Keys, with a 16% 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.