Miami

$90+ Cheap flights from Dulles Intl (IAD) to Miami (MIA)

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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — MIA
Jul 4 — Jul 111
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Find cheap flights from Dulles Intl to Miami 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Miami are usually found in September or October, booked 25 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from Dulles Intl to Miami

Cheapest flights from Dulles Intl to Miami
Explore the most affordable flight options available from Dulles Intl to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Tue 9/111:11 am
IAD
-
MIA
1 stop5h 20m
Frontier
Wed 9/25:26 pm
MIA
-
IAD
1 stop5h 51m
Frontier
Deal found 6/2$175
This Frontier deal was found by Cheapflights users on 5/30. 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.
Mon 6/1511:17 am
IAD
-
MIA
1 stop11h 46m
Frontier
Wed 6/175:26 pm
MIA
-
IAD
1 stop5h 51m
Frontier
Deal found 5/30$186
This Booking.com deal was found by Cheapflights users on 6/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:35 am
IAD
-
MIA
1 stop21h 36m
Frontier
Thu 7/95:28 pm
MIA
-
IAD
1 stop5h 27m
Frontier
Deal found 6/1$187
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:16 am
IAD
-
MIA
Nonstop2h 54m
United Airlines
Wed 10/71:20 pm
MIA
-
IAD
Nonstop2h 32m
United Airlines
Deal found 6/1$188
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Tue 8/117:49 am
IAD
-
MIA
1 stop8h 44m
Frontier
Tue 8/185:26 pm
MIA
-
IAD
1 stop5h 51m
Frontier
Deal found 6/2$191
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Tue 6/167:30 am
IAD
-
MIA
1 stop6h 19m
Frontier
Thu 6/1811:19 am
MIA
-
IAD
1 stop5h 33m
Frontier
Deal found 6/1$193
This Kiwi.com deal was found by Cheapflights users on 6/2. 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.
Thu 8/137:49 am
IAD
-
MIA
1 stop6h 04m
Frontier
Wed 8/198:10 am
MIA
-
IAD
1 stop9h 31m
Frontier
Deal found 6/2$196
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:45 am
IAD
-
MIA
Nonstop2h 50m
United Airlines
Thu 7/161:10 pm
MIA
-
IAD
Nonstop2h 43m
United Airlines
Deal found 6/1$197
This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:26 pm
IAD
-
MIA
1 stop5h 41m
Delta
Tue 8/187:00 am
MIA
-
IAD
1 stop4h 33m
Delta
Deal found 6/1$198
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 6/2211:17 am
IAD
-
MIA
1 stop11h 46m
Frontier
Tue 6/235:26 pm
MIA
-
IAD
1 stop5h 51m
Frontier
Deal found 5/31$199
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/297:30 am
IAD
-
MIA
1 stop6h 19m
Frontier
Thu 7/28:30 am
MIA
-
IAD
1 stop8h 22m
Frontier
Deal found 6/1$200
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 8/37:49 am
IAD
-
MIA
1 stop6h 04m
Frontier
Tue 8/185:26 pm
MIA
-
IAD
1 stop5h 51m
Frontier
Deal found 6/2$204

Find flight deals from Dulles Intl to Miami

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Miami (MIA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$175
(Kiwi.com)

One-way from

$90
(Super.com)

Popular in

March

Cheapest in

September

Average price

$217

Good round-trip deal

$325 or less

Good one-way deal

$178 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Miami flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Miami flights.
From Washington, D.C. Dulles Intl to Miami
One-way flight from Washington, D.C. Dulles Intl to Miami
Highest demand for flights based on searches. 22% potential increase in price ($67 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in June 2026
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Miami.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Miami.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Miami 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 June 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Miami that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sun 9/20

7:16 pm-12:55 am

1 stop5h 39m

Miami

Fri 10/2

7:34 pm-12:32 am

1 stop4h 58m

$234

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sat 9/12

12:30 pm-6:45 pm

1 stop6h 15m

Miami

Sat 9/19

7:10 am-2:18 pm

1 stop7h 08m

$238

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sat 10/10

12:30 pm-6:37 pm

1 stop6h 07m

Miami

Sat 10/17

6:00 am-11:59 am

1 stop5h 59m

$251
Quickest round-trip

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sat 9/19

8:16 am-11:11 am

Nonstop2h 55m

Miami

Tue 9/29

1:20 pm-3:52 pm

Nonstop2h 32m

$312

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Fri 7/24

8:45 am-11:35 am

Nonstop2h 50m

Miami

Thu 7/30

1:10 pm-3:53 pm

Nonstop2h 43m

$329

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sun 10/11

6:10 am-11:36 am

1 stop5h 26m

Miami

Sun 10/18

5:55 pm-12:20 am

1 stop6h 25m

$334

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Wed 9/2

8:35 am-4:31 pm

1 stop7h 56m

Miami

Mon 9/14

1:44 pm-4:17 pm

Nonstop2h 33m

$358

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Mon 8/31

8:16 am-11:11 am

Nonstop2h 55m

Miami

Wed 9/2

1:44 pm-4:17 pm

Nonstop2h 33m

$377

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sat 11/7

8:20 am-11:11 am

Nonstop2h 51m

Miami

Wed 11/11

1:25 pm-4:03 pm

Nonstop2h 38m

$419

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Tue 6/16

8:45 am-11:35 am

Nonstop2h 50m

Miami

Tue 6/23

1:10 pm-3:53 pm

Nonstop2h 43m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dulles Intl to Miami

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Miami in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Miami flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Miami flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Miami flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Miami flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Miami flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Miami

Have a flexible travel schedule? Discover the best time to fly to Miami from Dulles Intl 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. Dulles Intl Airport to Miami

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Miami?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Miami may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Miami?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Miami (average of $152). Flying from Washington, D.C. Dulles Intl Airport to Miami in March is currently the most expensive (average of $363). 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 IAD to MIA?

Find hourly flight availability from Dulles Intl to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 4, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Miami in the afternoon. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Miami?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Miami. Price data was last updated on May 30, 2026.

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

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Miami?

The best insider tips for Washington, D.C. Dulles Intl Airport to Miami flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Miami trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on MIA and IAD

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.

Reviews of airlines servicing Miami

Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated June 4, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Miami, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Miami. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Miami from Washington, D.C. Dulles Intl?

    Most people fly into Miami (MIA) if they book a flight to Miami from Washington, D.C. Dulles Intl. On average, Miami has 1 inbound flight from Washington, D.C. Dulles Intl per day from 5 airlines. Miami is conveniently located just 6.1 mi from Miami’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Miami?

    Airlines like Delta and United Airlines fly from Washington, D.C. Dulles Intl Airport to Miami in about 2h 55m. The time it takes to get you to your destination can typically vary by up to 2h 44m. Washington, D.C. Dulles Intl Airport and Miami are separated by a distance of 923 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Miami round-trip?

    Currently priced at $49, Frontier will fly you from Washington, D.C. Dulles Intl Airport to Miami and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and United Airlines - these airlines can fly you to your destination from $113 and $119, respectively. These flights start at 78% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Miami one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $29. JetBlue flights start at $58 while deals on United Airlines start at $90 one-way.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Miami?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Miami on time: Copa Airlines (90%), United Airlines (90%), Frontier (57%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Miami?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Miami is generally $333, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Washington, D.C. Dulles Intl - Miami), you can expect to pay $188 for that flight.

  • Can I find deals for flights from Dulles Intl to Miami that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Miami flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Miami?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Miami.

  • Can I find deals for business class flights from Dulles Intl to Miami?

    Yes. Cheapflights offers flight deals from Dulles Intl to Miami 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. Dulles Intl Airport to Miami?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Miami (average of $152). Flying from Washington, D.C. Dulles Intl Airport to Miami in March is currently the most expensive (average of $363). 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

Traveling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Sunny Isles Beach
Hollywood
Dania Beach
Plantation
Miramar
Doral
Sunrise
Hialeah
Palm Beach
Miami Springs
Miami Lakes
Deerfield Beach
Lake Worth
Oakland Park
Tamarac
Bonita Springs
Marathon
North Palm Beach
Fisher Island
Kendall

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Alternative routes for Dulles Intl to Miami

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

Top 5 airlines flying from Dulles Intl to Miami

Discover the top 5 airlines that operate flights from Dulles Intl to Miami. 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 June 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$49Average$163FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$113Average$270FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$119Average$312FlexibilityNo cancel feeOn-time69%
DeltaCheapest$128Average$310FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$250Average$353FlexibilityNo cancel feeOn-time71%

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