WAS - EYW

$100 Find Cheap Flights from Washington, D.C. to Key West - Compare and Save

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Everything you should know

Cheapest round-trip
$209
Typical prices: $363-$583
Allegiant Air
Thu 11/22Sun 12/2
IAD - EYW • 1 stop
Cheapest non-stop
$319
Typical prices: $360-$571
American Airlines
Mon 1/22Wed 1/24
DCA - EYW • Non-stop
Nonstop flights
You can fly direct with American Airlines. Average duration is 3h 17m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 4% average savings
Most popular
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 18 weeks in advance save around 25% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 16% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $279 (round-trip)
Shortest trip • 5h 08m (one-way)
Insights
Insights
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We hope you love your trip to Key West!
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Expert advice
Flight Deals

Cheap Flights from Washington, D.C. to Key West (WAS-EYW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Key West

Sun, Nov 22 - Wed, Dec 2
Multiple Airlines Logo
8:32 pm - 9:05 amIAD  Washington, D.C. Dulles Intl-EYW Key West
12h 33m1 stop Knoxville McGhee Tyson
Multiple Airlines Logo
10:45 am - 2:40 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
27h 55m2 stops Tampa Atlanta Hartsfield-Jackson
$209Multiple Airlines
Thu, Nov 5 - Sat, Nov 14
Multiple Airlines Logo
10:03 am - 9:24 amIAD  Washington, D.C. Dulles Intl-EYW Key West
23h 21m1 stop Knoxville McGhee Tyson
Multiple Airlines Logo
10:04 am - 11:43 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
13h 39m2 stops Tampa Atlanta Hartsfield-Jackson
$211Multiple Airlines
Thu, Nov 5 - Wed, Nov 11
Multiple Airlines Logo
10:03 am - 9:24 amIAD  Washington, D.C. Dulles Intl-EYW Key West
23h 21m1 stop Knoxville McGhee Tyson
Multiple Airlines Logo
10:04 am - 11:43 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
13h 39m2 stops Tampa Atlanta Hartsfield-Jackson
$212Multiple Airlines
Thu, Jan 21 - Sun, Jan 24
American Airlines Logo
2:46 pm - 5:57 pmDCA  Washington, D.C. Reagan-National-EYW Key West
3h 11mnonstop
American Airlines Logo
6:41 pm - 9:23 pmEYW  Key West-DCA Washington, D.C. Reagan-National
2h 42mnonstop
$319American Airlines
Sat, Sep 26 - Fri, Oct 2
American Airlines Logo
10:30 am - 1:51 pmDCA  Washington, D.C. Reagan-National-EYW Key West
3h 21mnonstop
American Airlines Logo
12:45 pm - 3:44 pmEYW  Key West-DCA Washington, D.C. Reagan-National
2h 59mnonstop
$319American Airlines
Sat, Feb 20 - Wed, Feb 24
United Airlines Logo
1:00 pm - 4:22 pmIAD  Washington, D.C. Dulles Intl-EYW Key West
3h 22mnonstop
United Airlines Logo
6:20 pm - 9:09 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
2h 49mnonstop
$319United Airlines
Wed, Feb 17 - Fri, Feb 26
Delta Logo
6:00 am - 10:58 amBWI  Baltimore/Washington-EYW Key West
4h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 pm - 12:26 amEYW  Key West-BWI Baltimore/Washington
6h 26m1 stop Atlanta Hartsfield-Jackson
$329Delta
Wed, Feb 17 - Wed, Feb 24
Delta Logo
6:00 am - 10:58 amBWI  Baltimore/Washington-EYW Key West
4h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 pm - 12:26 amEYW  Key West-BWI Baltimore/Washington
6h 26m1 stop Atlanta Hartsfield-Jackson
$329Delta
Sat, Feb 20 - Wed, Feb 24
United Airlines Logo
8:15 am - 5:02 pmIAD  Washington, D.C. Dulles Intl-EYW Key West
8h 47m1 stop Newark
United Airlines Logo
6:20 pm - 9:09 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
2h 49mnonstop
$343United Airlines
Thu, Dec 17 - Tue, Dec 22
United Airlines Logo
9:00 am - 12:07 pmIAD  Washington, D.C. Dulles Intl-EYW Key West
3h 07mnonstop
United Airlines Logo
1:35 pm - 4:15 pmEYW  Key West-IAD Washington, D.C. Dulles Intl
2h 40mnonstop
$394United Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. to Key West flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Key West with more confidence.

What is the cheapest Washington, D.C. to Key West flight route?

There's little price difference between Washington, D.C. to Key West routes. They average around $452 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Key West?

Tuesday is the cheapest day of the week to fly from Washington, D.C. to Key West, it is 15% cheaper than the average day. Friday is the most expensive day with flight prices 9% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. to Key West?

  • January is the cheapest month to fly from Washington, D.C. to Key West at $390 round-trip.
  • November ($531) and March ($500) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 36% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Key West the cheapest?

Flights from Washington, D.C. to Key West are cheapest 18 weeks before departure. Booking in this window typically costs about 25% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Washington, D.C. to Key West

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Paul Rubio

Paul Rubio

Expert on EYW

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Ramsey Qubein

Ramsey Qubein

Expert on DCA

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Key details for Washington, D.C. to Key West flights

Low season

August

Cheapest flight

$100
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly with an average 8% increase in price.
Flight from Washington, D.C. Dulles Intl Airport to Key West

When to book flights from Washington, D.C. to Key West

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Key West based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Key West flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. to Key West flights?

    Among airlines operating Washington, D.C. to Key West flights:

    • American Airlines: offers extra legroom; offers free seat selection
    • United Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Washington, D.C. to Key West?

    Only American Airlines operates flights between Washington, D.C. and Key West.

  • Which airports can I use when flying from Washington, D.C. to Key West?

    Flights from Washington, D.C. to Key West may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Key West (EYW).

  • Which airlines include bags at no extra cost on Washington, D.C. to Key West flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in First Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Washington, D.C. to Key West?

    Two cabin classes are available on flights from Washington, D.C. to Key West:

    • Economy Class
    • First Class

  • How much can I save by taking a layover when flying from Washington, D.C. to Key West?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $279 round-trip via Orlando (MCO), compared to $460 for nonstop.

  • What is the standard checked-bag allowance on flights from Washington, D.C. to Key West?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airports do connecting flights from Washington, D.C. to Key West pass through?

    One-stop flights from Washington, D.C. to Key West most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 60% of one-stop connections
    • Charlotte Douglas (CLT) - 29% of one-stop connections
    • Newark (EWR) - 7% of one-stop connections
    • Miami (MIA) - 2% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Key West?

    Yes. Being flexible with your travel dates can save you up to 22% on the Washington, D.C. to Key West route. Tuesday is the cheapest departure day at $398 round-trip on average, while Friday is the most expensive at $507, a difference of $109. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How are flight departures from Washington, D.C. to Key West spread across the day?

    Morning is the busiest departure period on Washington, D.C. to Key West flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

  • What popular places can I visit in Key West?

    Some of the most popular sights in Key West are Duval Street, Key West Historic District and Mallory Square. These are among the most viewed places in Key West on KAYAK.

  • What are the earliest and latest flights from Washington, D.C. to Key West?

    These are the earliest and latest flight times available from Washington, D.C. to Key West:

    • Earliest: departs at 8:08 am and lands at 11:25 am
    • Latest: departs at 3:18 pm and lands at 6:35 pm.

    The flight takes about 3h 17m.

  • How expensive are last-minute Washington, D.C. to Key West flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 19% above the route average of $464. Book 18 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. to Key West?

    A nonstop flight from Washington, D.C. to Key West takes 3h 17m, covering 1,028 miles.

  • Do I need a passport to fly from Washington, D.C. to Key West?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Washington, D.C. to Key West looking right now?

    One-way fares from Washington, D.C. to Key West are currently lower than usual. Average one-way flight prices are about $209, which is 36% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Key West?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 5h 08m, compared with 5h 09m via Miami (MIA) and 5h 26m via Charlotte Douglas (CLT).

  • What car rental options are available at Key West Airport (EYW)?

    Key West Airport (EYW) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Enterprise Rent-A-Car
    · Alamo

  • How much should I expect to pay for a Washington, D.C. to Key West flight?

    Round-trip flights from Washington, D.C. to Key West range from $363 to $583, with an average of $464 over the past 12 months. Anything below $363 counts as a good deal.

  • Which airlines offer Wi-Fi on Washington, D.C. to Key West flights?

    American Airlines is the only airline on the Washington, D.C. to Key West route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking Washington, D.C. to Key West flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Friday. On this route, Tuesday flights average $398 - about $109 less than Friday (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 18 weeks before you fly. On this route, that window historically saves about 25% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Key West trip for January. Fares historically average $390 round-trip in that month - typically $141 less than the most expensive month, which is November (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Orlando Airport (MCO) can be cheaper than flying direct. The cheapest layover option averages $279 round-trip on this route - about $181 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Key West Airport.
    - Havana Cabana at Key West
    - Fairfield Inn & Suites by Marriott Key West at The Keys Collection
    - Parrot Key Hotel & Villas

Prefer to fly direct from Washington, D.C. to Key West?

 
Find which airlines fly direct from Washington, D.C. to Key West Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. to Key West

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

Direct returns

Key West to Washington, D.C.

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

More options for your flight from Washington, D.C. to Key West

Complete your trip to Key West with a hotel stay or car rental