Cheap Flights from Washington Dulles to Miami International

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Compare Washington Dulles to Miami International flight deals

Find the cheapest month or even day of the year to fly to Miami International

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Flight deals from Washington Dulles to Miami International

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Miami International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Dulles to Miami International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Miami International flights are currently cheapest in May.

Direct flights from Washington Dulles to Miami International

Washington Dulles to Miami International: Alternative routes

Compare routes from Washington Dulles to Miami below. You may find an airport to fly into that's cheaper, faster, or easier than Miami International.

Washington D.C. to Miami: Flight information

The things to know before you go.
Cheapest flight foundR 993
Cheapest month to flyMay
Average flight time2 hrs, 49 mins
Most popular airlineCopa
Average flights per week18

Finding cheap flights from Washington Dulles to Miami International: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Miami International is R 1,987. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 49 minutes is the average flight time from Washington Dulles to Miami International.
Copa, United and Frontier Airlines fly direct from Washington Dulles to Miami International.
As of April 2025, there are 18 flights per week flying from Washington Dulles to Miami International.
The cheapest month to fly from Washington Dulles to Miami International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Miami International Airport on Tuesday, 3 June 2025.
Yes – the average flight time is 2 hours and 49 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Miami International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Miami is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Miami International.

Flying from Washington Dulles International Airport (IAD) to Miami International Airport (MIA): what you need to know

  • Expect to be in the skies for around 2 hours 50 minutes. On average, that's the duration of a direct flight from Washington Dulles International Airport to Miami International Airport. Miami and Washington DC have the same timezone (UTC-4).

  • Each week, there are 22 flights from Washington Dulles International Airport to Miami International Airport. If you'd like to be on board early, jump on the 08:30 United Airlines flight. If you'd rather make the most of your time before you fly, the last departure from IAD to MIA is 17:39 with United Airlines.

  • If you're travelling during a peak month like July, head to the airport even earlier. It's wise to arrive up to four hours before international flights and two hours ahead of domestic departures. Security lines will be longer during high seasons like summer and spring break.

  • Jetting into Miami (and then exploring more of United States!) is easy with United Airlines. This popular carrier runs direct flights from Washington Dulles International Airport to Miami International Airport.

  • We make it a piece of cake to book a flight with a stopover. To see all the options for flights from Washington Dulles International Airport to Miami International Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to explore your chosen city. Some popular stopovers between IAD and MIA are:

    • Greenville-Spartanburg International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Charlotte Douglas International Airport

  • For a domestic flight within United States, you don't need a visa or passport. However, you'll have to bring some form of identity document, like an ID card or driver's license. Once you've found your cheap ticket from IAD to MIA, make sure your ID is up to date before you fly.

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Miami International Airport (MIA)

  • R 993 is the lowest price for a one-way ticket from Washington Dulles International Airport to Miami International Airport. A return flight starts at R 1,987. These prices can change depending on demand.

  • Book 10 months before you want to travel. After crunching the numbers on our calendar, this is how far you should book ahead to find cheap tickets from IAD to MIA.

  • June is the cheapest month for tickets from Washington Dulles International Airport to Miami International Airport. If you prefer to travel at a different time of year, the 'Whole month' tool will give you the lowest airfares across every month.

  • Sign into your online account or use the app to create a Price Alert. We'll let you know straight away if there's a cheaper deal on this route. It's simple to do, and it'll save you time searching for cheap tickets from IAD to MIA every day.

  • Tailor your trip with filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Washington Dulles International Airport to Miami International Airport.

Handy information about Washington Dulles International Airport (IAD)

Arriving at Miami International Airport (MIA)

Getting from Miami International Airport (MIA) to central Miami

  • Miami International Airport to central Miami takes around 19 minutes by car. It's approximately 16 kilometres away. Find out what options are available, such as car rentals, cabs or ride-sharing services.

  • It'll take around 1 hour and 22 minutes if you're travelling on public transport.

When to fly to Miami International Airport (MIA)

  • The quietest month for a flight from Washington Dulles International Airport to Miami International Airport is April, while July is the most popular. Choose the best time to go to Miami based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • Lock in your flight from Washington Dulles International Airport to Miami International Airport for August if you'd like to visit Miami during its warmest month. You can expect temperatures of between 26ºC and 32ºC.

  • Search for cheap tickets from IAD to MIA in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 13ºC and 25ºC on average.

More about Miami

Complete your Miami trip with hotels and a car rental

  • Comparing flights is not our only party trick. Once you've booked your cheap ticket to Miami International Airport, browse our car rental deals that'll give you the freedom and flexibility to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find your ideal Miami stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.