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Cheap flights from Miami to Washington, D.C. from $39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Washington, D.C. departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Miami to Washington, D.C. (MIA-IAD)

Cheap round-trip flights

Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
$73Frontier
Find Deal
Mon, Sep 15 - Thu, Sep 18
Frontier Logo
11:34 am - 2:25 pmMIA-IAD
2h 51mnonstop
Frontier Logo
3:10 pm - 5:57 pmIAD-MIA
2h 47mnonstop
$74Frontier
Find Deal
Fri, Oct 17 - Sun, Oct 19
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
$76Frontier
Find Deal
Thu, Sep 11 - Thu, Sep 18
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
$83Frontier
Find Deal
Mon, Sep 8 - Sun, Sep 21
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
$84Frontier
Find Deal
Fri, Sep 12 - Mon, Sep 15
Frontier Logo
11:35 am - 2:25 pmMIA-IAD
2h 50mnonstop
Frontier Logo
3:15 pm - 6:04 pmIAD-MIA
2h 49mnonstop
$106Frontier
Find Deal
Mon, Sep 22 - Thu, Sep 25
Frontier Logo
4:34 pm - 7:24 pmMIA-IAD
2h 50mnonstop
Frontier Logo
8:19 pm - 11:06 pmIAD-MIA
2h 47mnonstop
$108Frontier
Find Deal
Mon, Aug 25 - Sun, Aug 31
Frontier Logo
11:34 am - 2:25 pmMIA-IAD
2h 51mnonstop
Frontier Logo
5:34 pm - 12:34 amIAD-MIA
7h 00m1 stop
$110Frontier
Find Deal
Fri, Oct 17 - Fri, Oct 31
United Airlines Logo
12:50 pm - 3:25 pmMIA-IAD
2h 35mnonstop
United Airlines Logo
8:30 am - 11:20 amIAD-MIA
2h 50mnonstop
$161United Airlines
Find Deal
Wed, Sep 10 - Wed, Sep 17
United Airlines Logo
12:50 pm - 3:25 pmMIA-IAD
2h 35mnonstop
United Airlines Logo
8:30 am - 11:20 amIAD-MIA
2h 50mnonstop
$165United Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 6

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

Our best Frontier deals on Miami to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Sep 15
MIA11:35 amMiami
2h 50m
IAD2:25 pmWashington, D.C. Dulles Intl
Sep 18
IAD3:15 pmWashington, D.C. Dulles Intl
2h 49m
MIA6:04 pmMiami
$73
Find similar
Frontier
Oct 17
MIA11:34 amMiami
2h 51m
IAD2:25 pmWashington, D.C. Dulles Intl
Oct 19
IAD3:10 pmWashington, D.C. Dulles Intl
2h 47m
MIA5:57 pmMiami
$74
Find similar
Frontier
Sep 11
MIA11:35 amMiami
2h 50m
IAD2:25 pmWashington, D.C. Dulles Intl
Sep 18
IAD3:15 pmWashington, D.C. Dulles Intl
2h 49m
MIA6:04 pmMiami
$76
Find similar

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

Our best United Airlines deals on Miami to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Sep 10
MIA12:50 pmMiami
2h 35m
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 17
IAD8:30 amWashington, D.C. Dulles Intl
2h 50m
MIA11:20 amMiami
$161
Find similar
United Airlines
Sep 3
MIA12:50 pmMiami
2h 35m
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 6
IAD8:30 amWashington, D.C. Dulles Intl
2h 50m
MIA11:20 amMiami
$165
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Miami to Washington, D.C. Dulles Intl Airport 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 14, 2025.
Use the filters below to find and compare flights from Miami to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Mon 9/15

11:35 am-2:25 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Thu 9/18

3:15 pm-6:04 pm

Nonstop2h 49m

$73

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Fri 10/17

11:34 am-2:25 pm

Nonstop2h 51m

Washington, D.C. Dulles Intl

Sun 10/19

3:10 pm-5:57 pm

Nonstop2h 47m

$74

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Thu 9/11

11:35 am-2:25 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Thu 9/18

3:15 pm-6:04 pm

Nonstop2h 49m

$76

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Mon 9/8

11:35 am-2:25 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Sun 9/21

3:15 pm-6:04 pm

Nonstop2h 49m

$83

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Fri 9/12

11:35 am-2:25 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Mon 9/15

3:15 pm-6:04 pm

Nonstop2h 49m

$84

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Mon 9/22

11:35 am-2:25 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Thu 9/25

3:15 pm-6:04 pm

Nonstop2h 49m

$106

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Mon 8/25

4:34 pm-7:24 pm

Nonstop2h 50m

Washington, D.C. Dulles Intl

Sun 8/31

8:19 pm-11:06 pm

Nonstop2h 47m

$108

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Fri 10/17

11:34 am-2:25 pm

Nonstop2h 51m

Washington, D.C. Dulles Intl

Fri 10/31

5:34 pm-12:34 am

1 stop7h 00m

$110

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Wed 9/10

12:50 pm-3:25 pm

Nonstop2h 35m

Washington, D.C. Dulles Intl

Wed 9/17

8:30 am-11:20 am

Nonstop2h 50m

$161

MiamiWashington, D.C.

MIA - IAD

MIAIAD

Miami

Wed 9/3

12:50 pm-3:25 pm

Nonstop2h 35m

Washington, D.C. Dulles Intl

Sat 9/6

8:30 am-11:20 am

Nonstop2h 50m

$165

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 Washington, D.C. Dulles Intl Airport?

In general, June is the cheapest month to fly from Miami to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $163. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of June, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $167.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $207. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Miami to Washington, D.C. Dulles Intl Airport for around $731.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Miami in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $137 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $758 on average. Flights to Washington, D.C. Dulles Intl Airport from Miami at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $231 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Miami for as low as $172 on momondo.

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

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

Can stopping save me money on Miami to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Miami to Washington, D.C. Dulles Intl Airport flight.

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

As of August 2025, prices for Miami to Washington, D.C. Dulles Intl Airport flights are approximately 53% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$39

Fastest flight time

2h 34m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Miami in the past 72 hours is $39. The best round-trip flight deal from Miami to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $73.
The fastest flight from Miami to Washington, D.C. Dulles Intl Airport takes 2h 34m
Direct flights go from Miami to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

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

    Washington, D.C. Dulles Intl is 923.6 mi away from Miami. Typically, this will take 2h 34m by plane in normal conditions.

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

    Prices for flights from Miami Airport to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

Compare and see reviews for airlines that fly from Miami to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $70Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $96Free CancellationRating
6.3
8,045 reviews
Search Spirit Airlines flights
DeltaPriceFrom $127Free CancellationRating
8.0
7,980 reviews
Search Delta flights
United AirlinesPriceFrom $138Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
American AirlinesPriceFrom $250Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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

    United Airlines flies from Miami to Washington, D.C. Dulles Intl Airport around 4 times per week, with 8,916 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Miami to Washington, D.C. Dulles Intl Airport in the last 72 hours was $138 (round-trip), much lower than the average airfare cost of $276 for United Airlines flights on this route.

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

    The best Frontier deal for Miami to Washington, D.C. Dulles Intl Airport flight tickets found on momondo in the last 72 hours was $70, round-trip. It should be noted that an average Frontier flight deal for this route in this time was higher, at $153 round-trip. Frontier operates 1 flight out of Miami into Washington, D.C. Dulles Intl Airport in an average week, so prices vary by time and availability. 3,219 Frontier reviews by users on momondo have scored the airline at 5.8/10.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Tysons
Laurel
Silver Spring
Waldorf
Fredericksburg
Colonial Beach
Manassas
Harpers Ferry
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

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

Finding the right flight to Washington, D.C. from Miami 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 Washington, D.C. quick and easy, saving you time and money.

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

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

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

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 Washington, D.C. from Miami.

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

If you are not ready to book a flight from Miami to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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