IAD - MIA

$81 Find Cheap Flights from Washington Dulles Airport to Miami - Compare and Save

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Everything you should know

Cheapest round-trip
$183
Typical prices: $151-$349
Frontier
Fri 10/26Fri 11/2
IAD - MIA • 1 stop
Cheapest non-stop
$183
Typical prices: $143-$351
Frontier
Thu 11/22Mon 11/26
IAD - MIA • Non-stop
Nonstop flights
You can fly direct with United Airlines and Frontier. Average duration is 2h 55m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 93% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 3 weeks in advance save around 18% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 37% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $315 (round-trip)
Shortest trip • 5h 07m (one-way)
Insights
Insights
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Expert advice
Flight Deals

Cheap Flights from Dulles Intl to Miami (IAD-MIA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Miami

Thu, Dec 10 - Sat, Dec 19
Frontier Logo
11:14 am - 2:09 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
2h 55mnonstop
Frontier Logo
7:30 am - 10:12 amMIA  Miami-IAD Washington, D.C. Dulles Intl
2h 42mnonstop
$183Frontier
Thu, Nov 12 - Tue, Nov 24
Frontier Logo
7:40 am - 3:25 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
7h 45m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
4:42 pm - 7:27 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
2h 45mnonstop
$183Frontier
Wed, Oct 14 - Sat, Oct 17
United Airlines Logo
8:25 am - 11:20 amIAD  Washington, D.C. Dulles Intl-MIA Miami
2h 55mnonstop
United Airlines Logo
8:54 am - 4:33 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
7h 39m1 stop Newark
$187United Airlines
Wed, Oct 21 - Tue, Oct 27
United Airlines Logo
8:25 am - 11:20 amIAD  Washington, D.C. Dulles Intl-MIA Miami
2h 55mnonstop
United Airlines Logo
4:49 pm - 10:25 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
5h 36m1 stop Newark
$187United Airlines
Wed, Dec 2 - Wed, Dec 9
Delta Logo
12:34 pm - 5:22 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
4h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:27 pm - 12:42 amMIA  Miami-IAD Washington, D.C. Dulles Intl
6h 15m1 stop Atlanta Hartsfield-Jackson
$197Delta
Tue, Oct 20 - Sat, Oct 24
Delta Logo
10:14 am - 3:19 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
5h 05m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 1:48 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
7h 48m1 stop Minneapolis St Paul
$197Delta
Sat, Jan 9 - Thu, Jan 21
American Airlines Logo
4:13 pm - 11:46 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
7h 33m1 stop Charlotte Douglas
American Airlines Logo
9:45 am - 3:43 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
5h 58m1 stop Charlotte Douglas
$253American Airlines
Sat, Feb 6 - Thu, Feb 11
American Airlines Logo
7:15 pm - 11:46 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
4h 31m1 stop Charlotte Douglas
American Airlines Logo
6:58 pm - 11:59 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
5h 01m1 stop Charlotte Douglas
$253American Airlines
Mon, Sep 28 - Sun, Dec 27
Multiple Airlines Logo
6:36 pm - 8:38 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
26h 02m3 stops Blountville Tri Cities TN/VA Orlando Atlanta Hartsfield-Jackson
Multiple Airlines Logo
7:30 am - 10:12 amMIA  Miami-IAD Washington, D.C. Dulles Intl
2h 42mnonstop
$342Multiple Airlines
Sat, Feb 6 - Tue, Feb 9
Alaska Airlines Logo
5:30 pm - 5:07 pmIAD  Washington, D.C. Dulles Intl-MIA Miami
23h 37m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:10 pm - 4:27 pmMIA  Miami-IAD Washington, D.C. Dulles Intl
22h 17m1 stop Seattle/Tacoma Intl
$803Alaska Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Miami flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. Dulles Intl Airport to Miami with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Miami?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Miami start at $183. Prices are typical for this route right now, with typical round-trip fares ranging from $151 to $349. The lowest price found in the past 5 days was $183 on Frontier.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Miami?

Monday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Miami, it is 28% cheaper than the average day. Wednesday is the most expensive day with flight prices 18% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • September is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Miami at $152 round-trip.
  • July ($358) and March ($343) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 135% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. Dulles Intl Airport to Miami the cheapest?

Flights from Washington, D.C. Dulles Intl Airport to Miami are cheapest 3 weeks before departure. Booking in this window typically costs about 18% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Dulles Intl to Miami

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines, Frontier, MIA and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Key details for Washington, D.C. Dulles Intl Airport to Miami flights

Low season

June

Cheapest flight

$81
Best time to beat the crowds but there is an average 31% increase in price.
Flight from Washington, D.C. Dulles Intl Airport to Miami

When to book flights from Dulles Intl to Miami

Are your dates flexible? Find out the best times to travel from Dulles Intl to Miami based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Miami flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Does Miami International Airport offer family services?

    MIAmamas suites provide a private and comfortable space where you can feed and care for your baby at MIA. Each suite includes a fold-down table, seats, power outlets, and is lockable. There's enough room for mother and baby and their luggage and stroller. The suites are airside around Gates F6 – F8, G4, D20, E21- E31, H4, D36, E7-E9, and J5 – J7. MIA also has a children's play area with interactive and educational facilities for some of the older kids. The play area even includes a soft section for toddlers. You'll find the play area on Concourse E around Gate E5.

  • What are the transport options from Miami International Airport?

    MIA is well-served by public transport, and you'll have either the bus or train to get you to your destination. The Orange and Green lines of the Miami metro offer access from MIA to various destinations around the airport. You can also take the bus, with six bus routes offering services from MIA to various hubs. If you're headed for Miami Beach, there's a bus from MIA headed straight for Miami Beach, and it runs every 30min. You can also take shared rides with SuperShuttle, offering services between MIA and a variety of destinations around the region. Taxis are available at the arrival level and just outside baggage claim.

  • Does Miami International Airport offer accessible services?

    MIA is a fully accessible airport. The airport has provided ramps and elevators for access to all areas of the terminals. Passengers with reduced mobility can request wheelchair assistance from their respective airlines. Passengers with reduced mobility also get reserved parking spots, accessible restrooms, fast track services, dedicated seating, and reserved pickup/drop-off points. Low vision passengers traveling through MIA will have access to Aira services. The airport has also provided braille signage, tactile guide paths, and assistance points for these passengers. For hard-of-hearing passengers, TDD telephones, visual paging, and video phones are the main amenities available.

  • Where can I sleep at Miami International Airport?

    Book a stay at the Miami International Airport Hotel if you're looking for a place to sleep after your flight. The airport hotel is in the Central Terminal building on Concourse E, Level 2. The hotel offers day rooms and overnight stays. Day rooms are available from around 10 am to 6 pm, and the hotel has no shuttle services from the arrivals halls.

  • Which airlines offer extra legroom and free seat selection on Washington, D.C. Dulles Intl Airport to Miami flights?

    Among airlines operating Washington, D.C. Dulles Intl Airport to Miami flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • Frontier: offers free seat selection
    • American Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

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

    2 airlines operate flights between Washington, D.C. Dulles Intl Airport and Miami. The airlines offering nonstop flights on this route include:

    • United Airlines
    • Frontier

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Miami?

    Flights from Washington, D.C. Dulles Intl Airport to Miami usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Miami (MIA).

  • Which airlines include bags at no extra cost on Washington, D.C. Dulles Intl Airport to Miami flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in First Class
    • Frontier: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Miami?

    Three cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Miami:

    • Economy Class
    • Premium Economy Class
    • First Class

  • How much can I save by taking a layover when flying from Washington, D.C. Dulles Intl Airport to Miami?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $240 round-trip, compared to $315 via a layover through Atlanta Hartsfield-Jackson (ATL).

  • What is the standard checked-bag allowance on flights from Washington, D.C. Dulles Intl Airport to Miami?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Washington, D.C. Dulles Intl Airport to Miami?

    The Airbus A320-100/200 family is used most often on this route, operated mainly by Spirit Airlines. Other aircraft seen on the route include Airbus A318/A319/A320/A321 variants.

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Miami pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Miami most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 68% of one-stop connections
    • Charlotte Douglas (CLT) - 29% of one-stop connections
    • Newark (EWR) - 2% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Miami?

    Yes. Being flexible with your travel dates can save you up to 40% on the Washington, D.C. Dulles Intl Airport to Miami route. Monday is the cheapest departure day at $175 round-trip on average, while Wednesday is the most expensive at $287, a difference of $112. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from Washington, D.C. Dulles Intl Airport to Miami?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Washington, D.C. Dulles Intl Airport to Miami route, 10% of flights were delayed in the past 3 months, with delays averaging 2 hours 29 minutes.

  • How are flight departures from Washington, D.C. Dulles Intl Airport to Miami spread across the day?

    Morning is the busiest departure period on Washington, D.C. Dulles Intl Airport to Miami flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

  • What popular places can I visit in Miami?

    Some of the most popular sights in Miami are Kaseya Center, Bayfront Park and Bayside Marketplace. These are among the most viewed places in Miami on KAYAK.

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

    These are the earliest and latest flight times available from Washington, D.C. Dulles Intl Airport to Miami:

    • Earliest: departs at 8:16 am and lands at 11:11 am
    • Latest: departs at 8:22 pm and lands at 11:17 pm.

    The flight takes about 2h 55m.

  • How expensive are last-minute Washington, D.C. Dulles Intl Airport to Miami flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 1% below the route average of $242. Booking late can sometimes save money on this route, but inventory is limited.

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

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Miami takes 2h 55m, covering 923 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Miami?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Miami looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Miami are currently higher than usual. Average one-way flight prices are about $154, which is 14% above the typical average for this route.

  • How does United Airlines’s on-time performance compare to other airlines on Washington, D.C. Dulles Intl Airport to Miami flights?

    United Airlines is slightly above the route average for timely arrivals, while Frontier has a lower on-time arrival rate. On-time arrival rates on Washington, D.C. Dulles Intl Airport to Miami flights are:

    • United Airlines: 93% on time
    • Frontier: 82% on time
    • Delta: 10% on time

    Overall, flights on this route are on time 90% of the time on average.

  • How do delay rates compare for morning and evening flights from Washington, D.C. Dulles Intl Airport to Miami?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Miami?

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 5h 07m, compared with 6h 01m via Newark (EWR) and 6h 49m via Atlanta Hartsfield-Jackson (ATL).

  • What car rental options are available at Miami Airport (MIA)?

    Miami Airport (MIA) hosts 5 major car rental companies, with daily rates starting from around $1 for economy cars. Top options include:
    • Boutique Rent a Car
    • Budget
    • Dollar
    • Alamo
    • Hertz

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Miami flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Miami range from $151 to $349, with an average of $242 over the past 12 months. Anything below $151 counts as a good deal.

  • Which airlines offer Wi-Fi on Washington, D.C. Dulles Intl Airport to Miami flights?

    Two airlines offer in-flight Wi-Fi on Washington, D.C. Dulles Intl Airport to Miami flights:

    • • American Airlines
    • • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Washington, D.C. Dulles Intl Airport to Miami flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average $175 - about $112 less than Wednesday (39% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 3 weeks before you fly. On this route, that window historically saves about 18% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Miami trip for September. Fares historically average $152 round-trip in that month - typically $206 less than the most expensive month, which is July (based on the last 12 months).
  • If arriving on time is high on your priority list, United Airlines is the strongest pick on this route. 93% of United Airlines flights from Washington, D.C. Dulles Intl Airport to Miami arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 90%. When flights on this route do arrive late, the average delay is 2 hours 29 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Miami Airport.
    - Hilton Miami Airport Blue Lagoon
    - Embassy Suites by Hilton Miami International Airport
    - Red Roof PLUS+ Miami Airport
  • Washington Dulles International Airport (IAD) has one main terminal with two concourses. The airport has the AeroTrain running every 10min for easy movement around the airport complex.
  • IAD welcomes all pets. The airport has provided pet relief areas landside around Doors 16 and 1. Airside, you'll find the relief areas near Gates A32 and D1.
  • Around 673 kg of carbon is emitted on flights from Washington to Miami. Fly more sustainably with United Airlines, which has a flight that emits 53% less carbon per passenger.
  • Unwind with a massage, facial, manicure, or pedicure before your flight to Miami at Be Relax Spa at IAD. The spa has two locations: Concourse B and around Gate A32.
  • Capital One Bank has a full-service branch at IAD if you're looking for banking services. They open daily from around 8 am to 6 pm and are located near baggage carousel 5.

Prefer to fly direct from Washington Dulles Airport to Miami?

 
Find which airlines fly direct from Washington, D.C. Dulles Intl Airport to Miami Airport, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Miami

Monday

United Airlines

United Airlines

Tuesday

United Airlines,Frontier

United Airlines,Frontier

Wednesday

United Airlines

United Airlines

Thursday

United Airlines,Frontier

United Airlines,Frontier

Friday

United Airlines

United Airlines

Saturday

United Airlines,Frontier

United Airlines,Frontier

Sunday

United Airlines,Frontier

United Airlines,Frontier

See more direct flights

Direct returns

Miami to Washington, D.C. Dulles Intl

Monday

United Airlines

United Airlines

Tuesday

United Airlines,Frontier

United Airlines,Frontier

Wednesday

United Airlines

United Airlines

Thursday

United Airlines,Frontier

United Airlines,Frontier

Friday

United Airlines

United Airlines

Saturday

United Airlines,Frontier

United Airlines,Frontier

Sunday

United Airlines,Frontier

United Airlines,Frontier

See more direct flights

More options for your flight from Dulles Intl to Miami

Complete your trip to Miami with a hotel stay or car rental