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 05m.

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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

Feb 8

PHL

3h 05m

MIA

Feb 11

MIA

2h 59m

PHL

$65

Frontier

Feb 10

PHL

2h 58m

MIA

Feb 20

MIA

3h 00m

PHL

$66

Multiple Airlines

Feb 7

PHL

3h 04m

MIA

Feb 10

MIA

2h 59m

PHL

$67

Frontier

Feb 26

PHL

2h 58m

MIA

Feb 28

MIA

2h 56m

PHL

$68

Spirit Airlines

Feb 7

PHL

3h 04m

MIA

Feb 14

MIA

2h 48m

PHL

$69

Frontier

Feb 18

PHL

3h 06m

MIA

Feb 21

MIA

2h 56m

PHL

$70

Frontier

Feb 7

JFK

3h 19m

MIA

Feb 9

MIA

3h 07m

JFK

$71

Spirit Airlines

Feb 20

LGA

3h 14m

MIA

Feb 28

MIA

2h 58m

LGA

$71

Frontier

Feb 20

PHL

2h 53m

MIA

Feb 21

MIA

2h 56m

PHL

$71

Frontier

Feb 19

JFK

3h 19m

MIA

Feb 25

MIA

3h 07m

JFK

$72

Spirit Airlines

May 2

LGA

3h 19m

MIA

May 5

MIA

2h 58m

LGA

$72

Frontier

Feb 16

PHL

2h 53m

MIA

Feb 28

MIA

2h 56m

PHL

$72

Flights to Key West

Search all flight deals to Key West

Multiple Airlines

Feb 7

PHL

13h 26m

1 stop

EYW

Feb 13

EYW

13h 47m

1 stop

PHL

$184

Multiple Airlines

Feb 15

BWI

27h 24m

1 stop

EYW

Feb 19

EYW

6h 55m

1 stop

BWI

$185

Multiple Airlines

Feb 1

PHL

9h 26m

1 stop

EYW

Feb 26

EYW

9h 05m

1 stop

PHL

$185

Multiple Airlines

Feb 25

PHL

17h 21m

1 stop

EYW

Mar 2

EYW

23h 33m

1 stop

PHL

$186

Multiple Airlines

Jan 26

BWI

6h 11m

1 stop

EYW

Jan 30

EYW

9h 35m

1 stop

BWI

$187

Multiple Airlines

Jan 31

PHL

19h 16m

1 stop

EYW

Feb 6

EYW

8h 57m

1 stop

PHL

$187

Multiple Airlines

Feb 22

PHL

13h 27m

1 stop

EYW

Feb 26

EYW

9h 05m

1 stop

PHL

$190

Multiple Airlines

Mar 4

PHL

17h 21m

1 stop

EYW

Mar 9

EYW

27h 52m

1 stop

PHL

$192

Multiple Airlines

Feb 8

PHL

9h 26m

1 stop

EYW

Feb 14

EYW

10h 14m

1 stop

PHL

$194

Multiple Airlines

Feb 21

BWI

13h 59m

1 stop

EYW

Feb 25

EYW

9h 44m

1 stop

BWI

$196

Multiple Airlines

Feb 21

BWI

13h 59m

1 stop

EYW

Feb 24

EYW

9h 34m

1 stop

BWI

$197

United Airlines

Mar 16

BOS

7h 15m

1 stop

EYW

Mar 26

EYW

7h 17m

1 stop

BOS

$197

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.

8:00 am - 11:05 am

PHL

MIA

3h 05mnonstop

2:16 pm - 5:15 pm

MIA

PHL

2h 59mnonstop

$65Frontier

Sun, Feb 8 - Wed, Feb 11

6:10 pm - 9:08 pm

PHL

MIA

2h 58mnonstop

11:38 am - 2:38 pm

MIA

PHL

3h 00mnonstop

$66Frontier

Tue, Feb 10 - Fri, Feb 20

9:52 am - 12:56 pm

PHL

MIA

3h 04mnonstop

1:38 pm - 4:26 pm

MIA

PHL

2h 48mnonstop

$69Spirit Airlines

Sat, Feb 7 - Sat, Feb 14

9:39 am - 12:43 pm

PHL

MIA

3h 04mnonstop

1:38 pm - 4:26 pm

MIA

PHL

2h 48mnonstop

$70Spirit Airlines

Fri, Feb 27 - Wed, Mar 4

7:59 pm - 10:52 pm

DCA

MIA

2h 53mnonstop

4:19 pm - 6:59 pm

MIA

DCA

2h 40mnonstop

$127American Airlines

Sat, Feb 28 - Wed, Mar 4

5:58 pm - 8:57 pm

DCA

MIA

2h 59mnonstop

6:31 pm - 9:14 pm

MIA

DCA

2h 43mnonstop

$142American Airlines

Sat, Feb 21 - Thu, Feb 26

2:55 pm - 5:53 pm

DCA

MIA

2h 58mnonstop

11:21 am - 2:00 pm

MIA

DCA

2h 39mnonstop

$147Delta

Sat, Jan 31 - Tue, Feb 3

2:00 pm - 4:49 pm

DCA

MIA

2h 49mnonstop

11:21 am - 2:00 pm

MIA

DCA

2h 39mnonstop

$149Delta

Mon, Feb 16 - Thu, Feb 26

6:05 am - 1:35 pm

DCA

MIA

7h 30m

1 stop

8:00 am - 2:55 pm

MIA

DCA

6h 55m

1 stop

$151Southwest

Tue, Feb 24 - Sat, Feb 28

3:25 pm - 9:30 pm

DCA

MIA

6h 05m

1 stop

6:35 am - 12:50 pm

MIA

DCA

6h 15m

2 stops

$156Southwest

Tue, Feb 24 - Sat, Feb 28

Fly from

Route

Depart

Return

Price

PhiladelphiaMiami

PHL - MIA

PHLMIA

Philadelphia

Sun 2/8

8:00 am-11:05 am

Nonstop3h 05m

Miami

Wed 2/11

2:16 pm-5:15 pm

Nonstop2h 59m

$65

PhiladelphiaMiami

PHL - MIA

PHLMIA

Philadelphia

Tue 2/10

6:10 pm-9:08 pm

Nonstop2h 58m

Miami

Fri 2/20

11:38 am-2:38 pm

Nonstop3h 00m

$66

PhiladelphiaMiami

PHL - MIA

PHLMIA

Philadelphia

Sat 2/7

9:52 am-12:56 pm

Nonstop3h 04m

Miami

Sat 2/14

1:38 pm-4:26 pm

Nonstop2h 48m

$69

PhiladelphiaMiami

PHL - MIA

PHLMIA

Philadelphia

Fri 2/27

9:39 am-12:43 pm

Nonstop3h 04m

Miami

Wed 3/4

1:38 pm-4:26 pm

Nonstop2h 48m

$70

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 2/28

7:59 pm-10:52 pm

Nonstop2h 53m

Miami

Wed 3/4

4:19 pm-6:59 pm

Nonstop2h 40m

$127

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 2/21

5:58 pm-8:57 pm

Nonstop2h 59m

Miami

Thu 2/26

6:31 pm-9:14 pm

Nonstop2h 43m

$142

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 1/31

2:55 pm-5:53 pm

Nonstop2h 58m

Miami

Tue 2/3

11:21 am-2:00 pm

Nonstop2h 39m

$147

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Mon 2/16

2:00 pm-4:49 pm

Nonstop2h 49m

Miami

Thu 2/26

11:21 am-2:00 pm

Nonstop2h 39m

$149

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Tue 2/24

6:05 am-1:35 pm

1 stop7h 30m

Miami

Sat 2/28

8:00 am-2:55 pm

1 stop6h 55m

$151

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Tue 2/24

3:25 pm-9:30 pm

1 stop6h 05m

Miami

Sat 2/28

6:35 am-12:50 pm

2 stops6h 15m

$156

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

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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 Saturday when prices can be found for as low as $529. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $568.

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	$35
Best Round-Trip Price	$65
Fastest flight time	2h 52m
Popular in	December

The best one-way flight price to Florida Keys from United States in the last 72 hours is $35 (Philadelphia to Miami).

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The best round-trip flight price to Florida Keys from United States in the last 72 hours is $65 (Philadelphia to Miami).

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The fastest flight to Florida Keys from United States takes 2h 52m (Washington, D.C. Dulles Intl to Miami).

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December has the highest demand for flights to Florida Keys, with a 1% price increase on average.

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Frequently asked questions about flying to Florida Keys

What airlines fly to Florida Keys?

Of the 6 airlines that fly to Florida Keys, American Airlines, Delta and United Airlines happen to be the most favored based on our user data. American Airlines is the most popular among the three airlines, with 61% 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 Saturday or Wednesday 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 January 2026, there are 10 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.