What are the cheapest airlines to fly from Florida Keys to Washington, D.C. one-way?

One-way options have recently been found by users for as low as $38 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $48 and American Airlines from $69 one-way.

What are the most popular routes from Florida Keys to Washington, D.C.?

The most popular route from Florida Keys to Washington, D.C. is Miami - Washington, D.C. Dulles Intl. You may also consider Miami - Baltimore/Washington or Miami - Washington, D.C. Reagan-National.

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

To save up to 85% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Florida Keys to Washington, D.C. from $155 1-2 weeks out and tickets from $294 for flights departing within the next 72 hours.

What is the cheapest month to fly from Florida Keys to Washington, D.C.?

Flights from Florida Keys to Washington, D.C. lean towards being more expensive in December. Prices are generally better when you fly from Florida Keys to Washington, D.C. in February, with the cheapest ticket starting at $49.

Can I find deals for flights from Florida Keys to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Florida Keys to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Florida Keys to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to Washington, D.C..

Can I find deals for business class flights from Florida Keys to Washington, D.C.?

Yes. Cheapflights offers flight deals from Florida Keys to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$38+ Flights from Florida Keys to Washington, D.C.

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Cheap flight deals from Florida Keys to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$86 (Cheapflightsfares)
One-way from	$38 (Cheapflightsfares)
Popular in	March
Cheapest in	April
Average price	$259

Provider with most accurate pricing for Key West-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Key West-Washington, D.C. (WAS) flights.

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From Florida Keys to Washington, D.C. (WAS)

Search Deals

One-way flight from Florida Keys to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($50 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Florida Keys to Washington, D.C.

Cheapest flights from Florida Keys to Washington, D.C.
Explore the most affordable flight options available from Florida Keys to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Fri 4/255:13 pmMIA - BWI

Nonstop2h 53mFrontier

Sun 4/279:06 pmBWI - MIA

Nonstop2h 53mFrontier

Deal found 4/4

$86

Fri 5/2312:12 pmMIA - IAD

Nonstop2h 41mFrontier

Tue 5/273:43 pmIAD - MIA

Nonstop2h 48mFrontier

Deal found 4/3

$86

Wed 4/95:45 amMIA - BWI

Nonstop2h 35mMultiple Airlines

Wed 4/167:57 pmBWI - MIA

Nonstop3h 00mMultiple Airlines

Deal found 4/2

$89

Wed 4/165:45 amMIA - BWI

Nonstop2h 35mSpirit Airlines

Tue 4/225:42 pmBWI - MIA

Nonstop2h 43mSpirit Airlines

Deal found 4/3

$90

Wed 5/73:39 pmMIA - BWI

Nonstop2h 36mAmerican Airlines

Wed 5/147:01 pmBWI - MIA

Nonstop2h 51mAmerican Airlines

Deal found 4/3

$137

Thu 5/810:20 amMIA - DCA

Nonstop2h 35mDelta

Tue 5/131:55 pmDCA - MIA

Nonstop2h 35mDelta

Deal found 4/3

$137

Wed 5/141:29 pmMIA - IAD

Nonstop2h 41mUnited Airlines

Mon 5/268:55 amIAD - MIA

Nonstop2h 49mUnited Airlines

Deal found 4/3

$137

Thu 4/246:30 amMIA - DCA

Nonstop2h 30mAmerican Airlines

Mon 4/285:24 pmDCA - MIA

Nonstop2h 48mAmerican Airlines

Deal found 4/3

$138

Wed 5/73:30 pmMIA - BWI

1 stop5h 00mSouthwest

Wed 5/148:00 amBWI - MIA

1 stop5h 50mSouthwest

Deal found 4/3

$157

Tue 5/62:30 pmMIA - DCA

1 stop8h 28mJetBlue

Mon 5/126:09 amDCA - MIA

1 stop5h 37mJetBlue

Deal found 4/3

$163

Thu 4/246:30 amMIA - DCA

Nonstop2h 30mAlaska Airlines

Mon 4/284:39 pmDCA - MIA

Nonstop2h 41mAlaska Airlines

Deal found 4/3

$186

Tue 5/207:30 pmMIA - BWI

1 stop5h 18mDelta

Wed 5/2111:55 amBWI - MIA

1 stop7h 37mDelta

Deal found 4/4

$197

Best flights from Florida Keys to Washington, D.C.
Discover carefully curated flight deals from Florida Keys to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 4, 2025.

Fri 5/168:24 amMIA - BWI

Nonstop2h 46mFrontier

Sun 5/187:38 pmBWI - MIA

Nonstop2h 43mFrontier

Deal found 4/3

$86

Wed 4/305:45 amMIA - BWI

Nonstop2h 35mMultiple Airlines

Mon 5/58:46 pmBWI - MIA

Nonstop2h 45mMultiple Airlines

Deal found 4/3

$89

Wed 4/165:45 amMIA - BWI

Nonstop2h 35mSpirit Airlines

Sun 4/205:42 pmBWI - MIA

Nonstop2h 43mSpirit Airlines

Deal found 4/3

$92

Wed 5/73:39 pmMIA - BWI

Nonstop2h 36mAmerican Airlines

Wed 5/147:01 pmBWI - MIA

Nonstop2h 51mAmerican Airlines

Deal found 4/3

$137

Thu 5/810:20 amMIA - DCA

Nonstop2h 35mDelta

Tue 5/131:55 pmDCA - MIA

Nonstop2h 35mDelta

Deal found 4/3

$137

Wed 5/141:29 pmMIA - IAD

Nonstop2h 41mUnited Airlines

Mon 5/268:55 amIAD - MIA

Nonstop2h 49mUnited Airlines

Deal found 4/3

$137

Wed 5/73:30 pmMIA - BWI

1 stop5h 00mSouthwest

Wed 5/148:00 amBWI - MIA

1 stop5h 50mSouthwest

Deal found 4/3

$157

Tue 5/62:30 pmMIA - DCA

1 stop8h 28mJetBlue

Tue 5/136:09 amDCA - MIA

1 stop7h 06mJetBlue

Deal found 4/3

$163

Fri 5/2312:12 pmMIA - IAD

Nonstop2h 41mFrontier

Tue 5/273:43 pmIAD - MIA

Nonstop2h 48mFrontier

Deal found 4/3

$86

Thu 4/246:30 amMIA - DCA

Nonstop2h 30mAlaska Airlines

Mon 4/284:39 pmDCA - MIA

Nonstop2h 41mAlaska Airlines

Deal found 4/3

$186

Thu 4/246:30 amMIA - DCA

Nonstop2h 30mAmerican Airlines

Mon 4/285:24 pmDCA - MIA

Nonstop2h 48mAmerican Airlines

Deal found 4/3

$138

Thu 4/171:23 pmMIA - IAD

1 stop23h 00mSun Country Air

Sun 4/207:30 amIAD - MIA

1 stop27h 12mSun Country Air

Deal found 4/3

$329

Last-minute flights from Florida Keys to Washington, D.C.
Discover last-minute flight deals from Florida Keys to Washington, D.C.. Data last updated April 4, 2025 and is based on user searches.

Wed 4/95:45 amMIA - BWI

Nonstop2h 35mMultiple Airlines

Wed 4/167:57 pmBWI - MIA

Nonstop3h 00mMultiple Airlines

Deal found 4/2

$89

Wed 4/94:20 pmMIA - BWI

Nonstop2h 47mFrontier

Wed 4/167:57 pmBWI - MIA

Nonstop3h 00mFrontier

Deal found 4/3

$90

Wed 4/97:55 amMIA - DCA

2 stops12h 25mSouthwest

Wed 4/161:55 pmDCA - MIA

1 stop7h 00mSouthwest

Deal found 4/2

$276

Thu 4/1010:14 amMIA - DCA

Nonstop2h 43mDelta

Sun 4/201:55 pmDCA - MIA

Nonstop2h 39mDelta

Deal found 4/3

$197

Thu 4/106:25 amMIA - DCA

1 stop15h 34mFrontier

Sat 4/191:03 pmDCA - MIA

1 stop15h 56mFrontier

Deal found 4/3

$230

Thu 4/106:10 pmMIA - BWI

1 stop6h 26mDelta

Mon 4/217:50 pmBWI - MIA

1 stop4h 58mDelta

Deal found 4/3

$393

Fri 4/115:45 amMIA - BWI

Nonstop2h 35mSpirit Airlines

Wed 4/165:42 pmBWI - MIA

Nonstop2h 43mSpirit Airlines

Deal found 4/4

$110

Fri 4/111:27 pmMIA - IAD

Nonstop2h 41mUnited Airlines

Sat 4/198:20 amIAD - MIA

Nonstop2h 51mUnited Airlines

Deal found 4/3

$197

Fri 4/115:43 pmMIA - DCA

Nonstop2h 32mAmerican Airlines

Sat 4/195:00 amDCA - MIA

Nonstop2h 36mAmerican Airlines

Deal found 4/4

$207

Fri 4/117:25 pmMIA - IAD

1 stop4h 31mAmerican Airlines

Wed 4/168:14 pmIAD - MIA

1 stop4h 11mAmerican Airlines

Deal found 4/3

$255

Fri 4/115:15 amMIA - IAD

1 stop9h 20mFrontier

Sat 4/1911:11 amIAD - MIA

1 stop9h 57mFrontier

Deal found 4/4

$382

Fri 4/115:28 pmMIA - IAD

1 stop5h 32mDelta

Tue 4/157:35 amIAD - MIA

1 stop6h 15mDelta

Deal found 4/3

$387

One-way flights from Florida Keys to Washington, D.C.
Search for one-way flight options from Florida Keys to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated April 4, 2025.

Tue 4/156:00 amMIA - BWI

Nonstop2h 47mFrontier

Deal found 4/3

$38

Sat 5/35:45 amMIA - BWI

Nonstop2h 35mSpirit Airlines

Deal found 4/3

$48

Sat 5/2412:12 pmMIA - IAD

Nonstop2h 41mFrontier

Deal found 4/3

$59

Thu 5/14:03 pmMIA - DCA

Nonstop2h 31mAmerican Airlines

Deal found 4/3

$69

Wed 5/71:29 pmMIA - IAD

Nonstop2h 41mUnited Airlines

Deal found 4/3

$69

Tue 6/1012:45 pmMIA - BWI

1 stop5h 10mSouthwest

Deal found 4/3

$74

Wed 4/307:55 amMIA - DCA

1 stop8h 15mSouthwest

Deal found 4/3

$79

Fri 7/411:23 amMIA - DCA

Nonstop2h 40mDelta

Deal found 4/4

$90

Thu 5/82:30 pmMIA - DCA

1 stop8h 28mJetBlue

Deal found 4/3

$92

Wed 4/304:15 pmEYW - DCA

1 stop6h 23mDelta

Deal found 4/2

$100

Fri 4/256:00 amMIA - DCA

1 stop10h 59mFrontier

Deal found 4/4

$100

Thu 4/176:00 amMIA - BWI

1 stop4h 55mDelta

Deal found 4/3

$104

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MiamiBaltimore

MIA - BWI

MIABWI

Miami

Fri 4/25

5:13 pm-8:06 pm

Nonstop2h 53m

Baltimore/Washington

Sun 4/27

9:06 pm-11:59 pm

Nonstop2h 53m

$86

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Fri 5/23

12:12 pm-2:53 pm

Nonstop2h 41m

Washington, D.C. Dulles Intl

Tue 5/27

3:43 pm-6:31 pm

Nonstop2h 48m

$86

MiamiBaltimore

MIA - BWI

MIABWI

Miami

Wed 4/30

5:45 am-8:20 am

Nonstop2h 35m

Baltimore/Washington

Mon 5/5

8:46 pm-11:31 pm

Nonstop2h 45m

$89

MiamiBaltimore

MIA - BWI

MIABWI

Miami

Wed 4/16

5:45 am-8:20 am

Nonstop2h 35m

Baltimore/Washington

Tue 4/22

5:42 pm-8:25 pm

Nonstop2h 43m

$90

MiamiBaltimore

MIA - BWI

MIABWI

Miami

Wed 5/7

3:39 pm-6:15 pm

Nonstop2h 36m

Baltimore/Washington

Wed 5/14

7:01 pm-9:52 pm

Nonstop2h 51m

$137

MiamiWashington, D.C.

MIA - DCA

MIADCA

Miami

Thu 5/8

10:20 am-12:55 pm

Nonstop2h 35m

Washington, D.C. Reagan-National

Tue 5/13

1:55 pm-4:30 pm

Nonstop2h 35m

$137

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Wed 5/14

1:29 pm-4:10 pm

Nonstop2h 41m

Washington, D.C. Dulles Intl

Mon 5/26

8:55 am-11:44 am

Nonstop2h 49m

$137

MiamiWashington, D.C.

MIA - DCA

MIADCA

Miami

Thu 4/24

6:30 am-9:00 am

Nonstop2h 30m

Washington, D.C. Reagan-National

Mon 4/28

5:24 pm-8:12 pm

Nonstop2h 48m

$138

MiamiBaltimore

MIA - BWI

MIABWI

Miami

Wed 5/7

3:30 pm-8:30 pm

1 stop5h 00m

Baltimore/Washington

Wed 5/14

8:00 am-1:50 pm

1 stop5h 50m

$157

MiamiWashington, D.C.

MIA - DCA

MIADCA

Miami

Tue 5/6

2:30 pm-10:58 pm

1 stop8h 28m

Washington, D.C. Reagan-National

Mon 5/12

6:09 am-11:46 am

1 stop5h 37m

$163

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 57 results

...

Best time to book a flight from Florida Keys to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Florida Keys with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to Washington, D.C.

What is the cheapest month to book a flight from Florida Keys to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Florida Keys to Washington, D.C. (average of $241). Flying from Florida Keys to Washington, D.C. in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from EOA to WAS?

When flying from Florida Keys to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Florida Keys to Washington, D.C.

The most flights from zzEOA to WAS are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Florida Keys to Washington, D.C.. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,836 reviews

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,276 reviews

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,897 reviews

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,618 reviews

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,919 reviews

Alaska Airlines

8.0

Very good

9,836 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines to fly from Florida Keys to Washington, D.C. one-way?
One-way options have recently been found by users for as low as $38 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $48 and American Airlines from $69 one-way.
What are the most popular routes from Florida Keys to Washington, D.C.?
The most popular route from Florida Keys to Washington, D.C. is Miami - Washington, D.C. Dulles Intl. You may also consider Miami - Baltimore/Washington or Miami - Washington, D.C. Reagan-National.
Can I find deals for flights from Florida Keys to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Florida Keys to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Florida Keys to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to Washington, D.C..
Can I find deals for business class flights from Florida Keys to Washington, D.C.?
Yes. Cheapflights offers flight deals from Florida Keys to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Florida Keys to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Florida Keys to Washington, D.C. (average of $241). Flying from Florida Keys to Washington, D.C. in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Arlington

Alexandria

Fairfax

Tysons

Springfield

Rockville

Fredericksburg

Woodbridge

Gaithersburg

Linthicum Heights

Silver Spring

Falls Church

Laurel

Easton

Herndon

Bowie

Gettysburg

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Florida Keys to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$218	Average$326	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$227	Average$330	FlexibilityNo cancel fee	On-timeN/A

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$38+ Cheap flights from Florida Keys to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Florida Keys to Washington, D.C. with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Florida Keys to Washington, D.C.

Keep the following information in mind while searching for Florida Keys to Washington, D.C. flight deals. Data was last updated April 4, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Florida Keys to Washington, D.C.

Cheapest flights from Florida Keys to Washington, D.C.Explore the most affordable flight options available from Florida Keys to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Explore the most affordable flight options available from Florida Keys to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Florida Keys to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Florida Keys with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to Washington, D.C.

What is the cheapest month to book a flight from Florida Keys to Washington, D.C.?

What is the cheapest time of day to fly from EOA to WAS?

Find hourly flight availability from Florida Keys to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Weekly flight availability from Florida Keys to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Florida Keys to Washington, D.C.. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Florida Keys to Washington, D.C. one-way?

What are the most popular routes from Florida Keys to Washington, D.C.?

Can I find deals for flights from Florida Keys to Washington, D.C. that include hotel bookings?

How can I find direct flights from Florida Keys to Washington, D.C.?

Can I find deals for business class flights from Florida Keys to Washington, D.C.?

What is the cheapest month to book a flight from Florida Keys to Washington, D.C.?

Traveling to a place near Florida Keys?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Florida Keys to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Florida Keys to Washington, D.C.

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Cheapest flights from Florida Keys to Washington, D.C.
Explore the most affordable flight options available from Florida Keys to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.