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 San Francisco and into Kastrup Copenhagen, then the flight time is around 10h 15m.

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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

Jul 20

ATL

2h 06m

MIA

Jul 25

MIA

2h 32m

ATL

$89

Frontier

Jul 10

ATL

2h 10m

MIA

Jul 14

MIA

2h 20m

ATL

$90

Frontier

Jul 7

ATL

2h 06m

MIA

Jul 14

MIA

2h 20m

ATL

$91

Frontier

Sep 5

ATL

2h 10m

MIA

Sep 8

MIA

2h 32m

ATL

$92

Frontier

Jul 23

ATL

2h 06m

MIA

Jul 27

MIA

2h 20m

ATL

$93

Frontier

Sep 11

ATL

2h 00m

MIA

Sep 16

MIA

2h 04m

ATL

$94

Frontier

Sep 8

ATL

2h 06m

MIA

Sep 8

MIA

2h 32m

ATL

$95

Frontier

Jul 7

ATL

2h 06m

MIA

Jul 14

MIA

2h 20m

ATL

$96

Frontier

Jul 8

ATL

2h 10m

MIA

Jul 17

MIA

2h 12m

ATL

$97

Frontier

Jul 4

ATL

2h 12m

MIA

Jul 11

MIA

2h 20m

ATL

$98

Frontier

Jul 8

ATL

2h 10m

MIA

Jul 11

MIA

2h 20m

ATL

$99

Frontier

Jul 6

ATL

2h 10m

MIA

Jul 10

MIA

2h 32m

ATL

$102

Flights to Key West

Search all flight deals to Key West

Multiple Airlines

Aug 20

ATL

9h 10m

1 stop

EYW

Aug 25

EYW

8h 50m

1 stop

ATL

$164

Multiple Airlines

Aug 20

ATL

9h 10m

1 stop

EYW

Aug 25

EYW

8h 50m

1 stop

ATL

$168

Multiple Airlines

Aug 20

ATL

9h 10m

1 stop

EYW

Aug 27

EYW

5h 12m

1 stop

ATL

$170

Multiple Airlines

Aug 18

ATL

12h 07m

1 stop

EYW

Aug 25

EYW

8h 50m

1 stop

ATL

$171

Multiple Airlines

Sep 11

ATL

12h 01m

1 stop

EYW

Sep 17

EYW

8h 17m

1 stop

ATL

$172

Multiple Airlines

Jun 30

ATL

24h 56m

1 stop

EYW

Jul 7

EYW

27h 02m

1 stop

ATL

$174

Multiple Airlines

Aug 25

ATL

12h 07m

1 stop

EYW

Sep 1

EYW

8h 50m

1 stop

ATL

$176

Multiple Airlines

Aug 27

ATL

9h 10m

1 stop

EYW

Aug 31

EYW

19h 56m

1 stop

ATL

$178

Multiple Airlines

Aug 5

ATL

22h 36m

1 stop

EYW

Aug 12

EYW

7h 51m

1 stop

ATL

$179

Multiple Airlines

Aug 25

ATL

13h 05m

1 stop

EYW

Sep 1

EYW

19h 53m

1 stop

ATL

$180

Multiple Airlines

Aug 8

ATL

17h 01m

1 stop

EYW

Aug 11

EYW

19h 48m

1 stop

ATL

$182

Multiple Airlines

Aug 2

ATL

16h 53m

1 stop

EYW

Aug 6

EYW

4h 57m

1 stop

ATL

$184

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.

11:47 am - 1:53 pm

ATL

MIA

2h 06mnonstop

8:30 am - 10:50 am

MIA

ATL

2h 20mnonstop

$89Frontier

Tue, Jul 7 - Sat, Jul 11

2:29 pm - 4:33 pm

ATL

MIA

2h 04mnonstop

5:28 pm - 8:00 pm

MIA

ATL

2h 32mnonstop

$90Frontier

Tue, Jul 7 - Fri, Jul 10

7:25 pm - 10:55 pm

HOU

MIA

2h 30mnonstop

5:45 am - 7:20 am

MIA

HOU

2h 35mnonstop

$169Southwest

Wed, Jul 22 - Tue, Jul 28

7:35 am - 4:25 pm

HOU

MIA

7h 50m

1 stop

5:45 am - 7:20 am

MIA

HOU

2h 35mnonstop

$179Southwest

Wed, Jul 22 - Tue, Jul 28

7:55 pm - 11:37 pm

JFK

MIA

3h 42mnonstop

7:00 am - 11:59 am

MIA

JFK

4h 59m

1 stop

$197Delta

Sat, Aug 22 - Tue, Aug 25

5:35 pm - 12:52 am

HOU

MIA

6h 17m

1 stop

11:45 am - 4:30 pm

MIA

HOU

5h 45m

1 stop

$197Delta

Sat, Nov 7 - Tue, Nov 10

8:40 pm - 11:28 pm

DCA

MIA

2h 48mnonstop

8:30 pm - 11:09 pm

MIA

DCA

2h 39mnonstop

$198American Airlines

Sat, Jul 25 - Mon, Jul 27

8:40 pm - 11:28 pm

DCA

MIA

2h 48mnonstop

8:02 am - 10:38 am

MIA

DCA

2h 36mnonstop

$199American Airlines

Sat, Jul 11 - Sat, Jul 18

6:00 am - 11:11 am

EWR

MIA

5h 11m

1 stop

8:25 am - 11:25 am

MIA

EWR

3h 00mnonstop

$212United Airlines

Mon, Sep 7 - Sat, Sep 12

8:40 am - 4:31 pm

ORD

MIA

6h 51m

1 stop

7:00 am - 12:54 pm

MIA

ORD

6h 54m

1 stop

$223United Airlines

Sat, Sep 19 - Sat, Sep 26

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

AtlantaMiami

ATL - MIA

ATLMIA

Atlanta Hartsfield-Jackson

Tue 7/7

11:47 am-1:53 pm

Nonstop2h 06m

Miami

Sat 7/11

8:30 am-10:50 am

Nonstop2h 20m

$89

AtlantaMiami

ATL - MIA

ATLMIA

Atlanta Hartsfield-Jackson

Tue 7/7

2:29 pm-4:33 pm

Nonstop2h 04m

Miami

Fri 7/10

5:28 pm-8:00 pm

Nonstop2h 32m

$90

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Wed 7/22

7:25 pm-10:55 pm

Nonstop2h 30m

Miami

Tue 7/28

5:45 am-7:20 am

Nonstop2h 35m

$169

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Wed 7/22

7:35 am-4:25 pm

1 stop7h 50m

Miami

Tue 7/28

5:45 am-7:20 am

Nonstop2h 35m

$179

New YorkMiami

JFK - MIA

JFKMIA

New York John F Kennedy Intl

Sat 8/22

7:55 pm-11:37 pm

Nonstop3h 42m

Miami

Tue 8/25

7:00 am-11:59 am

1 stop4h 59m

$197

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Sat 11/7

5:35 pm-12:52 am

1 stop6h 17m

Miami

Tue 11/10

11:45 am-4:30 pm

1 stop5h 45m

$197

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 7/25

8:40 pm-11:28 pm

Nonstop2h 48m

Miami

Mon 7/27

8:30 pm-11:09 pm

Nonstop2h 39m

$198

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 7/11

8:40 pm-11:28 pm

Nonstop2h 48m

Miami

Sat 7/18

8:02 am-10:38 am

Nonstop2h 36m

$199

NewarkMiami

EWR - MIA

EWRMIA

Newark

Mon 9/7

6:00 am-11:11 am

1 stop5h 11m

Miami

Sat 9/12

8:25 am-11:25 am

Nonstop3h 00m

$212

ChicagoMiami

ORD - MIA

ORDMIA

Chicago O'Hare Intl

Sat 9/19

8:40 am-4:31 pm

1 stop6h 51m

Miami

Sat 9/26

7:00 am-12:54 pm

1 stop6h 54m

$223

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 $553. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $631.

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	$40
Best Round-Trip Price	$89
Fastest flight time	2h 10m
Popular in	December

The best one-way flight price to Florida Keys from United States in the last 5 days is $40 (Atlanta Hartsfield-Jackson to Miami).

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The best round-trip flight price to Florida Keys from United States in the last 5 days is $89 (Atlanta Hartsfield-Jackson to Miami).

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The fastest flight to Florida Keys from United States takes 2h 10m (Atlanta Hartsfield-Jackson 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 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 58% 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 Tuesday 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 June 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.