HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islamorada

$46+ Cheap flights from Washington, D.C. (WAS) to Islamorada, FL

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — MIA
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Washington, D.C. to Islamorada are usually found in September or August, booked 49 days in advance, depart on a Monday or Saturday and return on a Friday

Cheap flight deals from Washington, D.C. to Islamorada

Cheapest flights from Washington, D.C. to Islamorada
Explore the most affordable flight options available from Washington, D.C. to Islamorada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This Frontier deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:45 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Thu 3/58:00 am
MIA
-
BWI
Nonstop2h 51m
Frontier
Deal found 2/15$91
This Expedia deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:54 am
BWI
-
MIA
Nonstop2h 56m
Frontier
Sat 2/288:15 am
MIA
-
BWI
Nonstop2h 51m
Frontier
Deal found 2/15$92
This Frontier deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/88:30 am
BWI
-
MIA
Nonstop2h 56m
Frontier
Fri 3/137:35 am
MIA
-
BWI
Nonstop2h 47m
Frontier
Deal found 2/17$93
This Frontier deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:46 am
BWI
-
MIA
Nonstop2h 51m
Frontier
Sat 5/98:00 am
MIA
-
BWI
Nonstop2h 51m
Frontier
Deal found 2/18$94
This Frontier deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:10 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Sun 3/85:01 am
MIA
-
BWI
Nonstop2h 44m
Frontier
Deal found 2/16$95
This Frontier deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:10 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Thu 3/125:01 am
MIA
-
BWI
Nonstop2h 44m
Frontier
Deal found 2/14$96
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:59 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Thu 4/165:30 am
MIA
-
BWI
Nonstop2h 50m
Frontier
Deal found 2/18$97
This Frontier deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:45 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Fri 3/65:01 am
MIA
-
BWI
Nonstop2h 44m
Frontier
Deal found 2/16$98
This Frontier deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:45 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Sun 3/85:01 am
MIA
-
BWI
Nonstop2h 44m
Frontier
Deal found 2/17$99
This Super.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:45 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Sat 3/74:23 pm
MIA
-
BWI
Nonstop2h 43m
Frontier
Deal found 2/15$100
This Frontier deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:48 pm
BWI
-
MIA
Nonstop2h 58m
Frontier
Sat 4/188:00 am
MIA
-
BWI
Nonstop2h 51m
Frontier
Deal found 2/15$101
This Kiwi.com deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:45 pm
BWI
-
MIA
Nonstop2h 54m
Frontier
Thu 3/125:01 am
MIA
-
BWI
Nonstop2h 44m
Frontier
Deal found 2/16$102

Find flight deals from Washington, D.C. to Islamorada

Keep the following information in mind while searching for Washington, D.C. to Islamorada flight deals. Data was last updated February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$91
(Frontier)

One-way from

$46
(eDestinos)

Popular in

April

Cheapest in

September

Average price

$264
Provider with most accurate pricing for Washington, D.C. (WAS)-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Miami flights.
Search Deals
From Washington, D.C. (WAS) to Islamorada
Search Deals
One-way flight from Washington, D.C. (WAS) to Islamorada
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Islamorada that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 19, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Islamorada that are best for you.

Fly from

Washington, D.C.

Fly to

Islamorada

Route

Depart

Return

Price

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Mon 4/13

3:00 pm-5:40 pm

Nonstop2h 40m

Miami

Thu 4/30

11:22 am-2:03 pm

Nonstop2h 41m

$137

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Wed 4/15

1:20 pm-4:16 pm

Nonstop2h 56m

Miami

Wed 4/29

1:20 pm-4:03 pm

Nonstop2h 43m

$137

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Tue 3/17

1:45 pm-4:37 pm

Nonstop2h 52m

Miami

Thu 3/26

11:33 am-2:08 pm

Nonstop2h 35m

$137

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Sat 5/2

3:00 pm-5:40 pm

Nonstop2h 40m

Miami

Sat 5/9

11:10 am-1:49 pm

Nonstop2h 39m

$137

BaltimoreMiami

BWI - MIA

BWIMIA

Baltimore/Washington

Mon 3/9

8:20 pm-11:00 pm

Nonstop2h 40m

Miami

Fri 3/13

6:00 am-8:40 am

Nonstop2h 40m

$147

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Tue 3/17

1:10 pm-4:11 pm

Nonstop3h 01m

Miami

Fri 3/27

6:34 pm-9:24 pm

Nonstop2h 50m

$156

Washington, D.C.Miami

DCA - MIA

DCAMIA

Washington, D.C. Reagan-National

Wed 6/10

2:55 pm-5:37 pm

Nonstop2h 42m

Miami

Sat 6/13

11:20 am-2:05 pm

Nonstop2h 45m

$156

BaltimoreMiami

BWI - MIA

BWIMIA

Baltimore/Washington

Mon 3/2

7:40 pm-10:25 pm

Nonstop2h 45m

Miami

Wed 3/4

7:15 am-9:55 am

Nonstop2h 40m

$157

BaltimoreMiami

BWI - MIA

BWIMIA

Baltimore/Washington

Mon 3/2

7:40 pm-10:25 pm

Nonstop2h 45m

Miami

Fri 3/6

6:00 am-8:40 am

Nonstop2h 40m

$157

BaltimoreMiami

BWI - MIA

BWIMIA

Baltimore/Washington

Tue 3/3

1:25 pm-4:10 pm

Nonstop2h 45m

Miami

Fri 3/6

6:00 am-8:40 am

Nonstop2h 40m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/15

Showing 1-10 of 60 results
1
2
3
...
6

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

Have a flexible travel schedule? Discover the best time to fly to Islamorada from Washington, D.C. 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 Washington, D.C. to Islamorada

How far ahead should I book a flight from Washington, D.C. to Islamorada?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Islamorada. Price data was last updated on February 13, 2026.

The best time to book flights from Washington, D.C. to Islamorada is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Islamorada (average of $44). Flying from Washington, D.C. to Islamorada in July is currently the most expensive (average of $90). 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 WAS to I5L?

Find hourly flight availability from Washington, D.C. to Islamorada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 19, 2026.

It’s typically best to fly out from Washington, D.C. to Islamorada in the evening. Doing so could potentially save you 37% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. to Islamorada?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Islamorada. Price data was last updated on February 17, 2026.

Travelers seeking maximum savings on their Washington, D.C. to Islamorada flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Islamorada

Explore weekly flight availability from Washington, D.C. to Islamorada. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 19, 2026.

The most flights from WAS to I5L are scheduled on a Wednesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Washington, D.C. to Islamorada?

Reviews of airlines servicing Islamorada

Get insights into the airlines that provide service to Islamorada. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islamorada. Reviews last updated February 19, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Washington, D.C. to Islamorada. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Delta
7.9
Good
8,208 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
United Airlines
7.4
Good
9,317 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
American Airlines
7.2
Good
11,309 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Spirit Airlines
6.3
Okay
8,470 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.
Frontier
5.7
Fair
3,048 reviews
Delta
7.9
Good
8,208 reviews

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Joseph,Aug 2023

MSP - MCO

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

Related info for your journey

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

  • How long is the flight from Washington, D.C. to Islamorada?

    There are many flights that can get you from Washington, D.C. to Islamorada in 2h 40m. Fly via Delta, United Airlines, or Southwest to get the fastest option. There are 921 mi between Washington, D.C. and Islamorada. Most flights are nonstop.

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

    $29 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Delta, with prices starting from $57 and $68, respectively.

  • What are the most popular routes from Washington, D.C. to Islamorada?

    The most popular flight routes from Washington, D.C. to Islamorada are Washington, D.C. Dulles Intl - Miami, Washington, D.C. Reagan-National - Miami and Baltimore/Washington - Miami.

  • What are the most reliable airlines from Washington, D.C. to Islamorada?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. to Islamorada consider choosing Volaris (83%), Copa Airlines (82%) or United Airlines (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. to Islamorada?

    Looking for the cheapest flight from Washington, D.C. to Islamorada? While on average our users pay $387, our data indicates the cheapest price to be $28. The most popular route (Washington, D.C. Dulles Intl - Miami), is priced around $92.

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

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

  • How can I find direct flights from Washington, D.C. to Islamorada?

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

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Islamorada 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 Washington, D.C. to Islamorada?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Islamorada (average of $44). Flying from Washington, D.C. to Islamorada in July is currently the most expensive (average of $90). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 8 airlines flying from Washington, D.C. to Islamorada

Discover the top 8 airlines that operate flights from Washington, D.C. to Islamorada. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$37Average$185FlexibilityNo cancel feeOn-time65%
FrontierCheapest$38Average$179FlexibilityNo cancel feeOn-time62%
DeltaCheapest$83Average$381FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$83Average$247FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$119Average$364FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$122Average$322FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$126Average$502FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$152Average$379FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.