Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Miami from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Miami departing on 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Miami (IAD-MIA)

Cheap round-trip flights

Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$94Frontier
Find Deal
Thu, Sep 11 - Fri, Sep 12
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$95Frontier
Find Deal
Sun, Sep 7 - Fri, Sep 19
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$96Frontier
Find Deal
Mon, Sep 8 - Mon, Sep 15
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$97Frontier
Find Deal
Fri, Sep 12 - Sun, Sep 21
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
5:35 pm - 10:56 pmMIA-IAD
5h 21m1 stop
$98Frontier
Find Deal
Fri, Oct 3 - Sat, Oct 4
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$99Frontier
Find Deal
Fri, Oct 3 - Mon, Oct 6
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$100Frontier
Find Deal
Fri, Sep 12 - Mon, Sep 22
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$101Frontier
Find Deal
Mon, Sep 8 - Thu, Sep 11
Logo
6:10 am - 11:46 amIAD-MIA
5h 36m1 stop
Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
$103
Find Deal
Mon, Sep 22 - Fri, Sep 26
United Airlines Logo
8:25 am - 11:16 amIAD-MIA
2h 51mnonstop
United Airlines Logo
1:15 pm - 3:50 pmMIA-IAD
2h 35mnonstop
$137United Airlines
Find Deal
Sat, Sep 27 - Sat, Oct 4

Frontier flights from Washington, D.C. Dulles Intl Airport to Miami

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Miami flight tickets
Frontier
Sep 11
IAD3:15 pmWashington, D.C. Dulles Intl
2h 49m
MIA6:04 pmMiami
Sep 12
MIA11:35 amMiami
2h 50m
IAD2:25 pmWashington, D.C. Dulles Intl
$94
Find similar
Frontier
Sep 7
IAD3:15 pmWashington, D.C. Dulles Intl
2h 49m
MIA6:04 pmMiami
Sep 19
MIA11:35 amMiami
2h 50m
IAD2:25 pmWashington, D.C. Dulles Intl
$95
Find similar
Frontier
Sep 8
IAD3:15 pmWashington, D.C. Dulles Intl
2h 49m
MIA6:04 pmMiami
Sep 15
MIA11:35 amMiami
2h 50m
IAD2:25 pmWashington, D.C. Dulles Intl
$96
Find similar

United Airlines flights from Washington, D.C. Dulles Intl Airport to Miami

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Miami flight tickets
United Airlines
Sep 27
IAD8:25 amWashington, D.C. Dulles Intl
2h 51m
MIA11:16 amMiami
Oct 4
MIA1:15 pmMiami
2h 35m
IAD3:50 pmWashington, D.C. Dulles Intl
$137
Find similar
United Airlines
Sep 3
IAD8:30 amWashington, D.C. Dulles Intl
2h 50m
MIA11:20 amMiami
Sep 12
MIA12:50 pmMiami
2h 35m
IAD3:25 pmWashington, D.C. Dulles Intl
$173
Find similar
United Airlines
Sep 3
IAD8:30 amWashington, D.C. Dulles Intl
2h 50m
MIA11:20 amMiami
Sep 5
MIA12:50 pmMiami
2h 35m
IAD3:25 pmWashington, D.C. Dulles Intl
$179
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
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

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Thu 9/11

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Fri 9/12

11:35 am-2:25 pm

Nonstop2h 50m

$94

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sun 9/7

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Fri 9/19

11:35 am-2:25 pm

Nonstop2h 50m

$95

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Mon 9/8

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Mon 9/15

11:35 am-2:25 pm

Nonstop2h 50m

$96

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Fri 9/12

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Sun 9/21

11:35 am-2:25 pm

Nonstop2h 50m

$97

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Fri 10/3

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Sat 10/4

5:35 pm-10:56 pm

1 stop5h 21m

$98

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Fri 10/3

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Mon 10/6

11:35 am-2:25 pm

Nonstop2h 50m

$99

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Fri 9/12

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Mon 9/22

11:35 am-2:25 pm

Nonstop2h 50m

$100

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Mon 9/8

3:15 pm-6:04 pm

Nonstop2h 49m

Miami

Thu 9/11

11:35 am-2:25 pm

Nonstop2h 50m

$101

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Mon 9/22

6:10 am-11:46 am

1 stop5h 36m

Miami

Fri 9/26

11:35 am-2:25 pm

Nonstop2h 50m

$103

Washington, D.C.Miami

IAD - MIA

IADMIA

Washington, D.C. Dulles Intl

Sat 9/27

8:25 am-11:16 am

Nonstop2h 51m

Miami

Sat 10/4

1:15 pm-3:50 pm

Nonstop2h 35m

$137

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Miami from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Miami

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Miami?

The month of June is, on average, the cheapest month to fly to Miami from Washington, D.C. Dulles Intl Airport, with most prices found around $176. If you are unable to visit Miami during the month of June, then departing from Washington, D.C. Dulles Intl Airport during the month July is also very affordable. Most momondo users find prices during this month for around $183.

What is the cheapest day to depart on your flight to Miami?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Miami is on a Monday when prices can be found for as low as $353. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Thursday is $423.

What is the cheapest time of day to depart on your flight to Miami?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Miami when you can find flight prices for as low as $242. Flying to Miami in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $472. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. Dulles Intl to Miami flight route?

Fly from Washington, D.C. Dulles Intl to Miami for the best Washington, D.C. Dulles Intl - Miami flight prices

How far in advance should I book a flight to Miami?

You are more likely to see cheaper flights to Miami from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from Washington, D.C. Dulles Intl Airport for as low as $192 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Miami flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Miami flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Washington, D.C. Dulles Intl Airport to Miami flight prices changed over time?

As of August 2025, prices for Washington, D.C. Dulles Intl Airport to Miami flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Miami

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Miami according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Miami (IAD to MIA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Miami

Best Price Found

$98

Fastest flight time

2h 47m

Direct flights

Mon, Tue, Thu, Fri and Sat

Airports in Miami

1 airport
The best one-way flight to Miami from Washington, D.C. Dulles Intl Airport in the past 72 hours is $98. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Miami found on momondo in the last 72 hours is $127.
The fastest flight from Washington, D.C. Dulles Intl Airport to Miami takes 2h 47m
Direct flights go from Washington, D.C. Dulles Intl Airport to Miami on Monday, Tuesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Miami: Miami (MIA)
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Miami by plane?

    The distance between Washington, D.C. Dulles Intl and Miami is about 923.6 mi. A reasonable flight in good conditions will take 2h 47m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Miami Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Miami Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Miami Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Miami Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Miami Airport.

  • What documentation or ID do you need to fly to Miami Airport?

    The required travel and health documents for your Miami Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Miami Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Miami?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Miami?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Miami

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Miami with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $73Free CancellationRating
6.3
8,028 reviews
Search Spirit Airlines flights
FrontierPriceFrom $78Free CancellationRating
5.8
3,204 reviews
Search Frontier flights
JetBluePriceFrom $97Free CancellationRating
7.2
2,920 reviews
Search JetBlue flights
DeltaPriceFrom $139Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $163Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
American AirlinesPriceFrom $254Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to Miami

    United Airlines operates around 5 flights from Washington, D.C. Dulles Intl Airport to Miami every week. The average price of these flights found in the last 72 hours has been $351, but momondo users have found United Airlines deals from Washington, D.C. Dulles Intl Airport to Miami from as low as $163 round-trip. United Airlines has been scored 7.4/10 in 8,944 reviews.

  • Frontier Flights From Washington, D.C. Dulles Intl Airport to Miami

    Frontier is also a popular choice for this route. Frontier flight deals for Washington, D.C. Dulles Intl Airport to Miami start from as low as $78 round-trip, depending on your selected dates, with average Frontier deals seen on momondo around $164. Frontier operates 4 flights to Miami from Washington, D.C. Dulles Intl Airport in an average week. Users have rated it 5.8/10 across 3,204 reviews.

Traveling to a place near Miami?

Book flights to Miami if you plan to visit one of these locations
Miami Beach
Key Largo
Hollywood
Islamorada
Marco Island
Palm Beach
Marathon
Delray Beach
Pompano Beach
Jupiter
Sunny Isles Beach
Dania Beach
Lake Worth
Deerfield Beach
Boynton Beach
Bonita Springs
Stuart
Miramar
Miami Gardens
Doral

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Miami?

Finding the right flight to Miami from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Miami quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Miami with flexible booking policies on momondo?

Yes. All flights to Miami from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Miami?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Miami from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Miami right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Miami flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Miami trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/2
Tue 9/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States