How many flights depart from Key West to District of Columbia on average per day?

The number of flights available between Key West and District of Columbia is 1 per day as of September 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

What is the cheapest airline that flies from Key West to District of Columbia?

Breeze Airways and Delta are the most popular carriers operating from Key West to District of Columbia

How many flights depart from Key West to District of Columbia on average per week?

As of September 2026, there are 12 flights per week flying from Key West to District of Columbia. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

When did momondo last update prices for flights from Key West Airport to District of Columbia?

Prices for flights from Key West Airport to District of Columbia are refreshed on a daily basis.

How many operators does momondo search for flights from Key West Airport to District of Columbia?

There is 1 operator available for flights from Key West Airport to District of Columbia as of September 2026.

How old do you have to be to fly from Key West Airport to District of Columbia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The necessary travel and health documents for your District of Columbia 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.

$86 Cheap Flights from Key West to District of Columbia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to District of Columbia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:59 am - 8:40 pmEYW Key West-IAD Washington, D.C. Dulles Intl

9h 41m1 stop Orlando

9:35 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-EYW Key West

16h 34m1 stop Orlando

$246Multiple Airlines

Wed, Nov 25 - Fri, Nov 27

10:59 am - 8:40 pmEYW Key West-IAD Washington, D.C. Dulles Intl

9h 41m1 stop Orlando

10:47 pm - 9:24 amIAD Washington, D.C. Dulles Intl-EYW Key West

34h 37m2 stops Atlanta Hartsfield-Jackson Tampa

$276Multiple Airlines

Fri, Nov 20 - Thu, Nov 26

8:45 pm - 10:17 amEYW Key West-IAD Washington, D.C. Dulles Intl

13h 32m1 stop Orlando Sanford Intl

3:53 pm - 11:04 amIAD Washington, D.C. Dulles Intl-EYW Key West

19h 11m1 stop Knoxville McGhee Tyson

$287Multiple Airlines

Thu, Oct 8 - Sun, Oct 11

10:59 am - 8:40 pmEYW Key West-IAD Washington, D.C. Dulles Intl

9h 41m1 stop Orlando

2:15 pm - 12:19 pmIAD Washington, D.C. Dulles Intl-EYW Key West

22h 04m1 stop Tampa

$298Multiple Airlines

Fri, Nov 20 - Thu, Nov 26

10:59 am - 8:40 pmEYW Key West-IAD Washington, D.C. Dulles Intl

9h 41m1 stop Orlando

10:47 pm - 9:24 amIAD Washington, D.C. Dulles Intl-EYW Key West

34h 37m2 stops Atlanta Hartsfield-Jackson Tampa

$314Multiple Airlines

Fri, Nov 20 - Thu, Nov 26

10:59 am - 8:40 pmEYW Key West-IAD Washington, D.C. Dulles Intl

9h 41m1 stop Orlando

10:47 pm - 3:09 pmIAD Washington, D.C. Dulles Intl-EYW Key West

16h 22m2 stops Atlanta Hartsfield-Jackson Tampa

$325Multiple Airlines

Wed, Nov 25 - Fri, Nov 27

2:00 pm - 4:57 pmEYW Key West-DCA Washington, D.C. Reagan-National

2h 57mnonstop

10:16 am - 1:30 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 14mnonstop

$338American Airlines

Thu, Oct 8 - Sun, Oct 11

2:00 pm - 4:57 pmEYW Key West-DCA Washington, D.C. Reagan-National

2h 57mnonstop

10:16 am - 1:30 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 14mnonstop

$339American Airlines

Thu, Oct 8 - Sun, Oct 11

1:04 pm - 3:59 pmEYW Key West-DCA Washington, D.C. Reagan-National

2h 55mnonstop

9:06 am - 12:26 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 20mnonstop

$339American Airlines

Thu, Nov 26 - Fri, Nov 27

8:36 pm - 7:13 pmEYW Key West-IAD Washington, D.C. Dulles Intl

22h 37m2 stops Orlando Sanford Intl South Bend/Michiana

1:50 pm - 12:36 pmIAD Washington, D.C. Dulles Intl-EYW Key West

22h 46m1 stop Tampa

$341Multiple Airlines

Thu, Oct 1 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

10:59 am - 10:17 amEYW Key West-IAD Washington, D.C. Dulles Intl

23h 18m1 stop Orlando

9:04 pm - 9:24 amIAD Washington, D.C. Dulles Intl-EYW Key West

36h 20m2 stops Atlanta Hartsfield-Jackson Tampa

$478Multiple Airlines

Fri, Sep 18 - Mon, Sep 21

12:45 pm - 3:44 pmEYW Key West-DCA Washington, D.C. Reagan-National

2h 59mnonstop

8:50 am - 12:13 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 23mnonstop

$490American Airlines

Wed, Sep 23 - Mon, Sep 28

6:27 pm - 11:59 pmEYW Key West-DCA Washington, D.C. Reagan-National

5h 32m1 stop Charlotte Douglas

8:50 am - 12:13 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 23mnonstop

$500American Airlines

Wed, Sep 23 - Mon, Sep 28

3:30 pm - 8:35 pmEYW Key West-DCA Washington, D.C. Reagan-National

5h 05m1 stop Charlotte Douglas

8:33 am - 1:11 pmDCA Washington, D.C. Reagan-National-EYW Key West

4h 38m1 stop Charlotte Douglas

$510American Airlines

Wed, Sep 23 - Mon, Sep 28

12:45 pm - 3:44 pmEYW Key West-DCA Washington, D.C. Reagan-National

2h 59mnonstop

8:50 am - 12:13 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 23mnonstop

$535American Airlines

Fri, Sep 18 - Mon, Sep 21

11:30 am - 6:09 pmEYW Key West-DCA Washington, D.C. Reagan-National

6h 39m1 stop Miami

8:50 am - 12:13 pmDCA Washington, D.C. Reagan-National-EYW Key West

3h 23mnonstop

$545American Airlines

Fri, Sep 18 - Mon, Sep 21

6:27 pm - 11:59 pmEYW Key West-DCA Washington, D.C. Reagan-National

5h 32m1 stop Charlotte Douglas

8:20 am - 1:17 pmDCA Washington, D.C. Reagan-National-EYW Key West

4h 57m1 stop Miami

$555American Airlines

Fri, Sep 18 - Mon, Sep 21

6:27 pm - 10:51 pmEYW Key West-IAD Washington, D.C. Dulles Intl

4h 24m1 stop Charlotte Douglas

7:57 am - 1:11 pmIAD Washington, D.C. Dulles Intl-EYW Key West

5h 14m1 stop Charlotte Douglas

$555American Airlines

Fri, Sep 18 - Mon, Sep 21

2:20 pm - 9:59 pmEYW Key West-DCA Washington, D.C. Reagan-National

7h 39m1 stop Newark

6:00 am - 1:29 pmDCA Washington, D.C. Reagan-National-EYW Key West

7h 29m1 stop Newark

$645United Airlines

Fri, Sep 18 - Mon, Sep 21

2:20 pm - 9:34 pmEYW Key West-IAD Washington, D.C. Dulles Intl

7h 14m1 stop Newark

6:15 am - 1:29 pmIAD Washington, D.C. Dulles Intl-EYW Key West

7h 14m1 stop Newark

$645United Airlines

Fri, Sep 18 - Mon, Sep 21

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United Airlines flights from Key West to District of Columbia

Our best United Airlines deals on Key West to District of Columbia flight tickets

United Airlines

Nov 25

EYW2:51 pmKey West

8h 34m

1 stop

IAD11:25 pmWashington, D.C. Dulles Intl

Nov 29

IAD6:10 amWashington, D.C. Dulles Intl

7h 45m

1 stop

EYW1:55 pmKey West

$422

United Airlines

Nov 25

EYW2:51 pmKey West

7h 35m

1 stop

IAD10:26 pmWashington, D.C. Dulles Intl

Nov 27

IAD8:23 amWashington, D.C. Dulles Intl

7h 06m

1 stop

EYW3:29 pmKey West

$478

United Airlines

Oct 8

EYW2:15 pmKey West

7h 12m

1 stop

IAD9:27 pmWashington, D.C. Dulles Intl

Oct 11

IAD10:15 pmWashington, D.C. Dulles Intl

15h 14m

2 stops

EYW1:29 pmKey West

$586

Allegiant Air flights from Key West to District of Columbia

Our best Allegiant Air deals on Key West to District of Columbia flight tickets

Allegiant Air

Oct 8

EYW1:37 pmKey West

26h 07m

2 stops

IAD3:44 pmWashington, D.C. Dulles Intl

Oct 11

IAD3:53 pmWashington, D.C. Dulles Intl

19h 11m

1 stop

EYW11:04 amKey West

$582

Allegiant Air

Oct 8

EYW1:37 pmKey West

26h 07m

2 stops

IAD3:44 pmWashington, D.C. Dulles Intl

Oct 11

IAD3:53 pmWashington, D.C. Dulles Intl

19h 11m

1 stop

EYW11:04 amKey West

$621

momondo Fare Finder

Use the filters below to find and compare flights from Key West to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestWashington, D.C.

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

EYWIAD

Key West

Wed 11/25

10:59 am-8:40 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Fri 11/27

9:35 pm-2:09 pm

1 stop16h 34m

$246

Key WestWashington, D.C.

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

EYWIAD

Key West

Fri 11/20

10:59 am-8:40 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Thu 11/26

10:47 pm-9:24 am

2 stops34h 37m

$276

Key WestWashington, D.C.

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

EYWIAD

Key West

Thu 10/8

8:45 pm-10:17 am

1 stop13h 32m

Washington, D.C. Dulles Intl

Sun 10/11

3:53 pm-11:04 am

1 stop19h 11m

$287

Key WestWashington, D.C.

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

EYWIAD

Key West

Fri 11/20

10:59 am-8:40 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Thu 11/26

2:15 pm-12:19 pm

1 stop22h 04m

$298

Key WestWashington, D.C.

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

EYWIAD

Key West

Fri 11/20

10:59 am-8:40 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Thu 11/26

10:47 pm-9:24 am

2 stops34h 37m

$314

Key WestWashington, D.C.

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

EYWIAD

Key West

Wed 11/25

10:59 am-8:40 pm

1 stop9h 41m

Washington, D.C. Dulles Intl

Fri 11/27

10:47 pm-3:09 pm

2 stops16h 22m

$325

Quickest round-trip

Key WestWashington, D.C.

EYW Key West - DCA Washington, D.C. Reagan-National

EYWDCA

Key West

Thu 10/8

2:00 pm-4:57 pm

Nonstop2h 57m

Washington, D.C. Reagan-National

Sun 10/11

10:16 am-1:30 pm

Nonstop3h 14m

$338

Key WestWashington, D.C.

EYW Key West - DCA Washington, D.C. Reagan-National

EYWDCA

Key West

Thu 10/8

2:00 pm-4:57 pm

Nonstop2h 57m

Washington, D.C. Reagan-National

Sun 10/11

10:16 am-1:30 pm

Nonstop3h 14m

$339

Key WestWashington, D.C.

EYW Key West - DCA Washington, D.C. Reagan-National

EYWDCA

Key West

Thu 11/26

1:04 pm-3:59 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Fri 11/27

9:06 am-12:26 pm

Nonstop3h 20m

$339

Key WestWashington, D.C.

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

EYWIAD

Key West

Thu 10/1

8:36 pm-7:13 pm

2 stops22h 37m

Washington, D.C. Dulles Intl

Mon 10/5

1:50 pm-12:36 pm

1 stop22h 46m

$341

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 Key West to District of Columbia

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 District of Columbia?

In general, January is the cheapest month to fly from Key West to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $254. If you don’t want to visit District of Columbia in January, then you should wait until May to fly from Key West, when ticket prices are also cheap, with an average price of $289.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Thursday when prices can be found for as low as $308. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Key West because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $793.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Key West in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $383 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly at noon, with an average ticket price of $409. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Key West to District of Columbia flight route?

Fly from Key West to Washington, D.C. Reagan-National for the best Key West - District of Columbia flight prices

What cabin class options are available on Key West to District of Columbia flights?

There are 2 cabin classes available to choose from on Key West to District of Columbia 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 Key West to District of Columbia flights?

No. A direct flight is the cheapest option for a flight between Key West to District of Columbia.

Cheap Key West to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to District of Columbia

Best Price Found	$86
Fastest flight time	2h 49m
Direct flights	Every day
Airports in District of Columbia	2 airports

The best one-way flight to District of Columbia from Key West in the past 72 hours is $86. The best round-trip flight deal from Key West to District of Columbia found on momondo in the last 72 hours is $246.

The fastest flight from Key West to District of Columbia takes 2h 49m

Direct flights go from Key West to District of Columbia every day.

There are 2 airports in District of Columbia. From Key West there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from Key West to District of Columbia

When did momondo last update prices for flights from Key West Airport to District of Columbia?
Prices for flights from Key West Airport to District of Columbia are refreshed on a daily basis.
How many operators does momondo search for flights from Key West Airport to District of Columbia?
There is 1 operator available for flights from Key West Airport to District of Columbia as of September 2026.
How old do you have to be to fly from Key West Airport to District of Columbia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The necessary travel and health documents for your District of Columbia 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.
What is the most popular plane model from Key West to District of Columbia?
Based on momondo bookings for flights between Key West and District of Columbia, the leading plane model is Embraer 175, making up 50.00% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 18.75%, Boeing 737-700 with 12.50%, and Airbus A319 with 6.25%.

Best airlines flying from Key West to District of Columbia

Compare and see reviews for airlines that fly from Key West to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $229	Free Cancellation	Rating 7.1 12,075 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Key West to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from Key West to District of Columbia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to District of Columbia from Key West with this policy.

How can momondo help me find flights from Key West to District of Columbia?

Once you have performed a search for Key West to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Key West to District of Columbia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Key West to District of Columbia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to District of Columbia and let you know when they change.