How long is the flight from Washington, D.C. to Florida Keys?

On average, it takes 9h 12m to fly from Washington, D.C. to Florida Keys if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Baltimore and into Copenhagen, then the flight time is around 10h 05m.

How many flights depart from Washington, D.C. to Florida Keys on average per week?

202 flights are operational weekly from Washington, D.C. to Florida Keys as of August 2026. The most popular departure day for this route is Sat, with 17% of flights per week taking off on this day.

What is the cheapest airline that flies from Washington, D.C. to Florida Keys?

Frontier, Southwest, and Delta are the most popular carriers operating from Washington, D.C. to Florida Keys

How many flights depart from Washington, D.C. to Florida Keys on average per day?

The number of flights available between Washington, D.C. and Florida Keys is 28 per day as of August 2026. The most frequent departure time is 8:00AM, with 87% of daily flights leaving at noon.

What airlines fly to Florida Keys?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Florida Keys from Washington, D.C. according to our data. American Airlines is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington, D.C. to Florida Keys?

Prices for flights from Washington, D.C. to Florida Keys are updated daily.

How many operators does momondo search for flights from Washington, D.C. to Florida Keys?

The number of operators available for flights from Washington, D.C. to Florida Keys is 6 as of August 2026.

How old do you have to be to fly from Washington, D.C. to Florida Keys?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. 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.

$55 Cheap Flights from Washington, D.C. to Florida Keys in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:48 pm - 11:41 pmBWI Baltimore/Washington-MIA Miami

2h 53mnonstop

8:10 am - 5:43 pmMIA Miami-BWI Baltimore/Washington

9h 33m1 stop Atlanta Hartsfield-Jackson

$113Frontier

Wed, Sep 2 - Tue, Sep 8

8:48 pm - 11:41 pmBWI Baltimore/Washington-MIA Miami

2h 53mnonstop

5:32 am - 4:46 pmMIA Miami-BWI Baltimore/Washington

11h 14m1 stop Atlanta Hartsfield-Jackson

$113Frontier

Tue, Sep 8 - Wed, Sep 9

7:28 pm - 11:21 amIAD Washington, D.C. Dulles Intl-EYW Key West

15h 53m1 stop Tampa

10:04 am - 6:33 pmEYW Key West-IAD Washington, D.C. Dulles Intl

8h 29m1 stop Tampa

$145Multiple Airlines

Sat, Sep 26 - Sat, Oct 3

7:28 pm - 11:21 amIAD Washington, D.C. Dulles Intl-EYW Key West

15h 53m1 stop Tampa

10:04 am - 6:33 pmEYW Key West-IAD Washington, D.C. Dulles Intl

8h 29m1 stop Tampa

$147Multiple Airlines

Sat, Sep 26 - Sat, Oct 3

5:30 pm - 8:20 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

7:30 am - 10:00 amMIA Miami-BWI Baltimore/Washington

2h 30mnonstop

$166Southwest

Sat, Sep 19 - Wed, Sep 23

5:30 pm - 8:20 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

4:05 pm - 6:40 pmMIA Miami-BWI Baltimore/Washington

2h 35mnonstop

$166Southwest

Sat, Sep 26 - Tue, Sep 29

6:32 pm - 12:53 amBWI Baltimore/Washington-MIA Miami

6h 21m1 stop Atlanta Hartsfield-Jackson

6:20 pm - 12:51 amMIA Miami-BWI Baltimore/Washington

6h 31m1 stop Atlanta Hartsfield-Jackson

$189JetBlue

Fri, Oct 23 - Tue, Oct 27

6:00 am - 11:00 amBWI Baltimore/Washington-MIA Miami

5h 00m1 stop Atlanta Hartsfield-Jackson

6:20 pm - 12:51 amMIA Miami-BWI Baltimore/Washington

6h 31m1 stop Atlanta Hartsfield-Jackson

$197Delta

Wed, Oct 28 - Wed, Oct 28

8:10 am - 3:55 pmBWI Baltimore/Washington-MIA Miami

7h 45m1 stop Atlanta Hartsfield-Jackson

7:00 am - 1:04 pmMIA Miami-BWI Baltimore/Washington

6h 04m1 stop Atlanta Hartsfield-Jackson

$197Delta

Wed, Dec 2 - Sat, Dec 5

6:10 am - 12:07 pmIAD Washington, D.C. Dulles Intl-MIA Miami

5h 57m1 stop Detroit Metropolitan Wayne County

7:21 am - 2:11 pmMIA Miami-IAD Washington, D.C. Dulles Intl

6h 50m1 stop Atlanta Hartsfield-Jackson

$216JetBlue

Tue, Sep 8 - Sat, Sep 12

Cheap last minute flights

Enter your travel dates to find the best prices.

8:48 pm - 11:41 pmBWI Baltimore/Washington-MIA Miami

2h 53mnonstop

5:08 pm - 8:03 pmMIA Miami-BWI Baltimore/Washington

2h 55mnonstop

$119Frontier

Wed, Aug 19 - Wed, Aug 26

8:48 pm - 11:41 pmBWI Baltimore/Washington-MIA Miami

2h 53mnonstop

11:25 am - 8:30 pmMIA Miami-BWI Baltimore/Washington

9h 05m1 stop Houston George Bush Intcntl

$137Frontier

Wed, Aug 19 - Tue, Sep 15

8:16 am - 11:11 amIAD Washington, D.C. Dulles Intl-MIA Miami

2h 55mnonstop

1:44 pm - 4:17 pmMIA Miami-IAD Washington, D.C. Dulles Intl

2h 33mnonstop

$329United Airlines

Wed, Aug 19 - Tue, Sep 15

12:35 pm - 6:52 pmIAD Washington, D.C. Dulles Intl-MIA Miami

6h 17m1 stop Newark

1:44 pm - 4:17 pmMIA Miami-IAD Washington, D.C. Dulles Intl

2h 33mnonstop

$335United Airlines

Wed, Aug 19 - Tue, Sep 15

10:55 am - 1:35 pmBWI Baltimore/Washington-MIA Miami

2h 40mnonstop

4:05 pm - 6:40 pmMIA Miami-BWI Baltimore/Washington

2h 35mnonstop

$342Southwest

Wed, Aug 19 - Tue, Sep 15

6:45 am - 3:02 pmBWI Baltimore/Washington-EYW Key West

32h 17m2 stops Atlanta Hartsfield-Jackson Tampa

12:07 pm - 11:33 pmEYW Key West-BWI Baltimore/Washington

11h 26m1 stop Orlando

$364Multiple Airlines

Fri, Aug 21 - Fri, Aug 28

1:45 pm - 8:00 pmBWI Baltimore/Washington-MIA Miami

6h 15m2 stops Palm Beach Intl Orlando

7:10 am - 1:15 pmMIA Miami-BWI Baltimore/Washington

6h 05m2 stops Orlando Norfolk

$373Southwest

Wed, Aug 19 - Tue, Sep 15

2:00 pm - 4:47 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 47mnonstop

11:22 am - 2:05 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 43mnonstop

$392Delta

Wed, Aug 19 - Sun, Sep 6

2:00 pm - 4:47 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 47mnonstop

11:22 am - 2:05 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 43mnonstop

$392Delta

Wed, Aug 19 - Sat, Sep 5

11:30 am - 3:02 pmBWI Baltimore/Washington-EYW Key West

27h 32m1 stop Tampa

12:07 pm - 11:33 pmEYW Key West-BWI Baltimore/Washington

11h 26m1 stop Orlando

$397Multiple Airlines

Fri, Aug 21 - Fri, Aug 28

Cheap direct flights

Enter your travel dates to find the best prices.

5:46 pm - 8:33 pmBWI Baltimore/Washington-MIA Miami

2h 47mnonstop

2:23 pm - 5:01 pmMIA Miami-BWI Baltimore/Washington

2h 38mnonstop

$113Frontier

Sat, Oct 17 - Sat, Oct 24

7:34 pm - 10:21 pmBWI Baltimore/Washington-MIA Miami

2h 47mnonstop

3:46 pm - 6:24 pmMIA Miami-BWI Baltimore/Washington

2h 38mnonstop

$113Frontier

Sat, Nov 14 - Thu, Nov 19

5:30 pm - 8:20 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

7:30 am - 10:00 amMIA Miami-BWI Baltimore/Washington

2h 30mnonstop

$166Southwest

Sat, Sep 19 - Wed, Sep 23

5:30 pm - 8:20 pmBWI Baltimore/Washington-MIA Miami

2h 50mnonstop

4:05 pm - 6:40 pmMIA Miami-BWI Baltimore/Washington

2h 35mnonstop

$166Southwest

Sat, Sep 26 - Tue, Sep 29

6:00 am - 8:39 amBWI Baltimore/Washington-MIA Miami

2h 39mnonstop

6:45 pm - 9:28 pmMIA Miami-BWI Baltimore/Washington

2h 43mnonstop

$199American Airlines

Wed, Sep 23 - Sat, Oct 3

5:11 pm - 7:55 pmBWI Baltimore/Washington-MIA Miami

2h 44mnonstop

8:12 pm - 10:56 pmMIA Miami-BWI Baltimore/Washington

2h 44mnonstop

$199American Airlines

Tue, Sep 29 - Wed, Oct 7

8:16 am - 11:11 amIAD Washington, D.C. Dulles Intl-MIA Miami

2h 55mnonstop

1:44 pm - 4:17 pmMIA Miami-IAD Washington, D.C. Dulles Intl

2h 33mnonstop

$209United Airlines

Sat, Sep 19 - Wed, Sep 23

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

2h 55mnonstop

1:26 pm - 3:59 pmMIA Miami-IAD Washington, D.C. Dulles Intl

2h 33mnonstop

$209United Airlines

Tue, Sep 29 - Tue, Oct 6

1:35 pm - 4:21 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 46mnonstop

11:15 am - 1:49 pmMIA Miami-DCA Washington, D.C. Reagan-National

2h 34mnonstop

$209Delta

Sat, Sep 26 - Sat, Oct 3

1:35 pm - 4:21 pmDCA Washington, D.C. Reagan-National-MIA Miami

2h 46mnonstop

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

2h 36mnonstop

$209Delta

Sat, Sep 26 - Sat, Oct 10

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Frontier flights from Washington, D.C. to Florida Keys

Our best Frontier deals on Washington, D.C. to Florida Keys flight tickets

Frontier

Aug 31

BWI8:45 amBaltimore/Washington

7h 36m

1 stop

MIA4:21 pmMiami

Sep 2

MIA5:08 pmMiami

2h 55m

BWI8:03 pmBaltimore/Washington

$113

Frontier

Sep 16

BWI12:45 pmBaltimore/Washington

9h 15m

1 stop

MIA10:00 pmMiami

Sep 19

MIA7:23 amMiami

2h 40m

BWI10:03 amBaltimore/Washington

$114

Frontier

Sep 17

BWI9:21 pmBaltimore/Washington

17h 23m

1 stop

MIA2:44 pmMiami

Sep 21

MIA7:23 amMiami

2h 40m

BWI10:03 amBaltimore/Washington

$115

Delta flights from Washington, D.C. to Florida Keys

Our best Delta deals on Washington, D.C. to Florida Keys flight tickets

Delta

Sep 29

DCA1:35 pmWashington, D.C. Reagan-National

2h 46m

MIA4:21 pmMiami

Oct 6

MIA11:20 amMiami

2h 36m

DCA1:56 pmWashington, D.C. Reagan-National

$209

Delta

Sep 19

DCA1:35 pmWashington, D.C. Reagan-National

2h 46m

MIA4:21 pmMiami

Sep 21

MIA11:15 amMiami

2h 34m

DCA1:49 pmWashington, D.C. Reagan-National

$213

Delta

Sep 5

DCA2:45 pmWashington, D.C. Reagan-National

2h 50m

MIA5:35 pmMiami

Sep 16

MIA11:15 amMiami

2h 34m

DCA1:49 pmWashington, D.C. Reagan-National

$218

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Wed 9/2

8:48 pm-11:41 pm

Nonstop2h 53m

Miami

Tue 9/8

8:10 am-5:43 pm

1 stop9h 33m

$113

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Tue 9/8

8:48 pm-11:41 pm

Nonstop2h 53m

Miami

Wed 9/9

5:32 am-4:46 pm

1 stop11h 14m

$113

Washington, D.C.Key West

IAD Washington, D.C. Dulles Intl - EYW Key West

IADEYW

Washington, D.C. Dulles Intl

Sat 9/26

7:28 pm-11:21 am

1 stop15h 53m

Key West

Sat 10/3

10:04 am-6:33 pm

1 stop8h 29m

$145

Washington, D.C.Key West

IAD Washington, D.C. Dulles Intl - EYW Key West

IADEYW

Washington, D.C. Dulles Intl

Sat 9/26

7:28 pm-11:21 am

1 stop15h 53m

Key West

Sat 10/3

10:04 am-6:33 pm

1 stop8h 29m

$147

Quickest round-trip

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Sat 9/19

5:30 pm-8:20 pm

Nonstop2h 50m

Miami

Wed 9/23

7:30 am-10:00 am

Nonstop2h 30m

$166

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Sat 9/26

5:30 pm-8:20 pm

Nonstop2h 50m

Miami

Tue 9/29

4:05 pm-6:40 pm

Nonstop2h 35m

$166

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Fri 10/23

6:32 pm-12:53 am

1 stop6h 21m

Miami

Tue 10/27

6:20 pm-12:51 am

1 stop6h 31m

$189

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Wed 10/28

6:00 am-11:00 am

1 stop5h 00m

Miami

Wed 10/28

6:20 pm-12:51 am

1 stop6h 31m

$197

BaltimoreMiami

BWI Baltimore/Washington - MIA Miami

BWIMIA

Baltimore/Washington

Wed 12/2

8:10 am-3:55 pm

1 stop7h 45m

Miami

Sat 12/5

7:00 am-1:04 pm

1 stop6h 04m

$197

Washington, D.C.Miami

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

IADMIA

Washington, D.C. Dulles Intl

Tue 9/8

6:10 am-12:07 pm

1 stop5h 57m

Miami

Sat 9/12

7:21 am-2:11 pm

1 stop6h 50m

$216

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 Washington, D.C. 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 Washington, D.C. averaging around $235.

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

The cheapest day to depart from Washington, D.C. to Florida Keys is on a Monday when prices can be found for as low as $180. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $297.

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 afternoon. momondo users have found flights departing from Washington, D.C. to Florida Keys in the afternoon for as low as $135. 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 $307.

What is the cheapest Washington, D.C. to Florida Keys flight route?

Fly from Washington, D.C. Dulles Intl to Key West for the best Washington, D.C. - Florida Keys flight prices

How far in advance should I book a flight from Washington, D.C. to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Washington, D.C. for as low as $205 on momondo.

What cabin class options are available on Washington, D.C. to Florida Keys flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Florida Keys flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Florida Keys.

Cheap Washington, D.C. to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Florida Keys

Fastest flight time	2h 39m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Washington, D.C. to Florida Keys takes 2h 39m

Direct flights go from Washington, D.C. to Florida Keys every day.

There are 3 airports in Florida Keys. From Washington, D.C. there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Florida Keys

When did momondo last update prices for flights from Washington, D.C. to Florida Keys?
Prices for flights from Washington, D.C. to Florida Keys are updated daily.
How many operators does momondo search for flights from Washington, D.C. to Florida Keys?
The number of operators available for flights from Washington, D.C. to Florida Keys is 6 as of August 2026.
How old do you have to be to fly from Washington, D.C. to Florida Keys?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. 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 Washington, D.C. to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to Florida Keys is Airbus A320-100/200, representing 12.90% of all bookings. The subsequent popular models are Airbus A320neo at 11.47%, Airbus A321neo at 10.83%, and Boeing 777 at 9.34%.

Best airlines flying from Washington, D.C. to Florida Keys

Compare and see reviews for airlines that fly from Washington, D.C. to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $248	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
American Airlines	PriceFrom $274	Free Cancellation	Rating 7.1 11,950 reviews	Search American Airlines flights
United Airlines	PriceFrom $279	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Florida Keys?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Florida Keys for you.

Can I find flights from Washington, D.C. to Florida Keys with flexible booking policies on momondo?

Flights from Washington, D.C. to Florida Keys with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Florida Keys?

Once all potential Washington, D.C. 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 Washington, D.C. to Florida Keys right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Florida Keys now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Florida Keys and let you know when they change.