Cheap flights from Key West to Washington, D.C. from $143
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Washington, D.C. departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Not ready to book? to track prices.United Airlines flights from Key West to Washington, D.C. Reagan-National Airport
Our best United Airlines deals on Key West to Washington, D.C. Reagan-National Airport flight tickets
American Airlines flights from Key West to Washington, D.C. Reagan-National Airport
Our best American Airlines deals on Key West to Washington, D.C. Reagan-National Airport flight tickets
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Use the filters below to find and compare flights from Key West to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Wed 11/11
7:00 pm-9:48 pm
Nonstop2h 48m
Washington, D.C. Reagan-National
Wed 11/18
9:13 am-12:29 pm
Nonstop3h 16m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Thu 10/29
2:00 pm-4:57 pm
Nonstop2h 57m
Washington, D.C. Reagan-National
Mon 11/2
9:13 am-12:29 pm
Nonstop3h 16m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Thu 10/29
8:03 pm-12:28 am
1 stop4h 25m
Washington, D.C. Reagan-National
Sun 11/1
3:15 pm-6:25 pm
Nonstop3h 10m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Thu 10/29
5:28 pm-9:45 pm
1 stop4h 17m
Washington, D.C. Reagan-National
Mon 11/2
9:13 am-12:29 pm
Nonstop3h 16m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Wed 11/11
6:35 pm-12:30 am
1 stop5h 55m
Washington, D.C. Reagan-National
Wed 11/18
9:13 am-12:29 pm
Nonstop3h 16m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Thu 10/29
4:45 pm-10:20 pm
1 stop5h 35m
Washington, D.C. Reagan-National
Mon 11/2
5:00 am-9:48 am
1 stop4h 48m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Thu 10/29
2:00 pm-9:49 pm
1 stop7h 49m
Washington, D.C. Reagan-National
Sun 11/1
6:00 am-10:47 am
1 stop4h 47m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Wed 11/11
5:50 pm-11:59 pm
1 stop6h 09m
Washington, D.C. Reagan-National
Wed 11/18
6:00 am-10:44 am
1 stop4h 44m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Tue 10/20
2:49 pm-5:46 pm
Nonstop2h 57m
Washington, D.C. Reagan-National
Sat 10/24
9:59 am-1:13 pm
Nonstop3h 14m
Key WestWashington, D.C.
EYW Key West - DCA Washington, D.C. Reagan-National
EYWDCA
Key West
Tue 10/20
6:10 pm-11:47 pm
1 stop5h 37m
Washington, D.C. Reagan-National
Sat 10/24
12:26 pm-8:01 pm
1 stop7h 35m
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Key West to Washington, D.C. Reagan-National Airport
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
What is the typical price of a round-trip flight between Key West and Washington, D.C. Reagan-National Airport?
Prices are currently typical for flights on this route.
Typical prices usually range from $329 to $454.The lowest price recently found on this route was $339.
What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?
The month of May is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Key West, with most prices found around $249. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of May, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $254.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Key West to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $329. Flights from Key West to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $793. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?
Our data shows that the cheapest Key West to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $381. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is at noon when prices are around $718.
What is the cheapest Key West to Washington, D.C. Reagan-National flight route?
Fly from Key West to Washington, D.C. Reagan-National for the best Key West - Washington, D.C. Reagan-National flight prices
What cabin class options are available on Key West to Washington, D.C. Reagan-National Airport flights?
There are 2 cabin classes available to choose from on Key West to Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport flights?
No. A direct flight is the cheapest option for a flight between Key West to Washington, D.C. Reagan-National Airport.
When to book flights from Key West to Washington, D.C. Reagan-National Airport
Cheap Key West to Washington, D.C. Reagan-National Airport (EYW to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Key West to Washington, D.C. Reagan-National Airport
Frequently asked questions about flying from Key West to Washington, D.C. Reagan-National Airport
How far is Key West to Washington, D.C. Reagan-National by plane?
The distance between Key West and Washington, D.C. Reagan-National is about 1025.6 mi. By plane, this route typically takes 2h 58m.
When did momondo last update prices for flights from Key West Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Key West Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Key West Airport to Washington, D.C. Reagan-National Airport?
As of October 2026, there is 1 operator available to choose from for flights from Key West Airport to Washington, D.C. Reagan-National Airport.
How old do you have to be to fly from Key West Airport to Washington, D.C. Reagan-National Airport?
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 from Key West Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Key West to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between Key West and Washington, D.C. Reagan-National Airport, the leading plane model is Embraer 175, making up 66.67% of the total bookings. Other popular models include Airbus A319 with 6.67%, Embraer 175 (Enhanced Winglets) with 6.67%, and Airbus A220-300 with 6.67%.
What is the most popular airline from Key West to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Key West to Washington, D.C. Reagan-National Airport is American Airlines (100% of total bookings).
Best airlines flying from Key West to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Key West to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $254 | Free Cancellation | Rating 7.0 12,127 reviews |
American Airlines Flights From Key West to Washington, D.C. Reagan-National Airport
American Airlines is one of the most popular airlines flying from Key West to Washington, D.C. Reagan-National Airport, operating 2 flights/week on average for this route. A good American Airlines flight deal for Key West to Washington, D.C. Reagan-National Airport starts from $254 round-trip, up to an average price of $383. Our users have rated American Airlines at 7.0/10.
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Why should I use momondo to find a flight deal from Key West to Washington, D.C.?
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 Key West to Washington, D.C. for you.
Can I find flights from Key West to Washington, D.C. with flexible booking policies on momondo?
Yes. All flights to Washington, D.C. from Key West on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Key West to Washington, D.C.?
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 from Key West to Washington, D.C..
I’m not ready to book a flight from Key West to Washington, D.C. right now. Can momondo alert me if prices change?
Price alerts on flights to Washington, D.C. from Key West are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.