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Dulles Intl

$38+ Cheap flights from North America to Dulles Intl (IAD)

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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IAD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from North America to Dulles Intl

Cheapest flights from North America to Dulles Intl
Explore the most affordable flight options available from North America to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Frontier deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:47 pmMCO - IAD
Nonstop2h 16mFrontier
Sun 1/118:35 amIAD - MCO
Nonstop2h 33mFrontier
Deal found 12/16$68
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/243:57 pmATL - IAD
Nonstop1h 50mFrontier
Tue 1/66:00 amIAD - ATL
Nonstop2h 16mFrontier
Deal found 12/16$68
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:47 amATL - IAD
Nonstop1h 51mFrontier
Wed 1/146:00 amIAD - ATL
Nonstop2h 16mFrontier
Deal found 12/15$69
This Frontier deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:47 pmMCO - IAD
Nonstop2h 16mFrontier
Sat 1/1010:03 amIAD - MCO
Nonstop2h 29mFrontier
Deal found 12/16$77
This Super.com deal was found by Cheapflights users on 12/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:57 pmATL - IAD
Nonstop1h 50mFrontier
Wed 12/317:01 pmIAD - ATL
Nonstop2h 18mFrontier
Deal found 12/16$77
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:47 amATL - IAD
Nonstop1h 51mFrontier
Thu 1/15:35 amIAD - ATL
Nonstop2h 11mFrontier
Deal found 12/17$78
This Frontier deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:47 pmMCO - IAD
Nonstop2h 16mFrontier
Mon 1/59:58 pmIAD - MCO
Nonstop2h 35mFrontier
Deal found 12/16$79
This Frontier deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:47 pmMCO - IAD
Nonstop2h 16mFrontier
Sat 1/310:15 pmIAD - MCO
Nonstop2h 32mFrontier
Deal found 12/16$83
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/306:47 pmMCO - IAD
Nonstop2h 16mMultiple Airlines
Fri 1/92:58 pmIAD - MCO
1 stop4h 05mMultiple Airlines
Deal found 12/16$86
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/319:47 amATL - IAD
Nonstop1h 51mFrontier
Tue 1/66:00 amIAD - ATL
Nonstop2h 16mFrontier
Deal found 12/16$86
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/243:57 pmATL - IAD
Nonstop1h 50mFrontier
Mon 1/57:06 pmIAD - ATL
Nonstop2h 19mFrontier
Deal found 12/16$88
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/2911:15 amMCO - IAD
1 stop3h 55mMultiple Airlines
Sun 1/118:35 amIAD - MCO
Nonstop2h 33mMultiple Airlines
Deal found 12/16$93

Find flight deals from North America to Dulles Intl

Keep the following information in mind while searching for North America to Dulles Intl flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$65
(Kiwi.com)

One-way from

$38
(Kiwi.com)

Popular in

January

Cheapest in

April

Average price

$256

Good round-trip deal

$89 or less

Good one-way deal

$27 or less
Provider with most accurate pricing for New York (NYC)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Washington, D.C. (WAS) flights.
Search Deals
From North America to Washington, D.C. Dulles Intl
Search Deals
One-way flight from North America to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from North America to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from North America to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from North America to Dulles Intl 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 December 18, 2025.
Use the filters below to find and compare flights from North America to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

North America

Fly to

Dulles Intl

Route

Depart

Return

Price

OrlandoWashington, D.C.

MCO - IAD

MCOIAD

Orlando

Fri 2/6

6:17 am-8:40 am

Nonstop2h 23m

Washington, D.C. Dulles Intl

Fri 2/6

2:58 pm-7:03 pm

1 stop4h 05m

$76

OrlandoWashington, D.C.

MCO - IAD

MCOIAD

Orlando

Fri 1/30

10:18 am-2:18 pm

1 stop4h 00m

Washington, D.C. Dulles Intl

Mon 2/2

2:58 pm-7:03 pm

1 stop4h 05m

$85

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 1/27

7:30 am-9:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Tue 1/27

7:30 pm-9:44 pm

Nonstop2h 14m

$137

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 2/7

8:05 am-9:49 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sat 2/7

5:59 pm-8:12 pm

Nonstop2h 13m

$137

OrlandoWashington, D.C.

MCO - IAD

MCOIAD

Orlando

Fri 3/13

10:18 am-2:18 pm

1 stop4h 00m

Washington, D.C. Dulles Intl

Mon 3/16

2:58 pm-7:03 pm

1 stop4h 05m

$139

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Wed 2/4

7:34 pm-9:25 pm

Nonstop1h 51m

Washington, D.C. Dulles Intl

Tue 2/10

12:35 pm-2:40 pm

Nonstop2h 05m

$144

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Sat 2/7

10:45 pm-12:24 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

Wed 2/11

7:15 am-9:25 am

Nonstop2h 10m

$144

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 2/3

10:45 pm-12:24 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

Tue 2/10

12:40 pm-2:38 pm

Nonstop1h 58m

$144

OrlandoWashington, D.C.

MCO - IAD

MCOIAD

Orlando

Thu 1/15

4:25 pm-6:35 pm

Nonstop2h 10m

Washington, D.C. Dulles Intl

Thu 1/22

10:15 pm-12:45 am

Nonstop2h 30m

$147

OrlandoWashington, D.C.

MCO - IAD

MCOIAD

Orlando

Thu 1/8

11:58 am-2:08 pm

Nonstop2h 10m

Washington, D.C. Dulles Intl

Sun 1/11

6:00 pm-8:33 pm

Nonstop2h 33m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from North America to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from North America 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 North America to Washington, D.C. Dulles Intl Airport

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

Currently, December is the cheapest month in which you can book a flight from North America to Washington, D.C. Dulles Intl Airport (average of $29). Flying from North America to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $83). 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 NA to IAD?

Find hourly flight availability from North America to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from North America to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 33% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from North America to Dulles Intl. Price data was last updated on December 13, 2025.

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated December 18, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from North America to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,478 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,009 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,093 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,055 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Frontier
5.8
Fair
3,081 reviews
Alaska Airlines
8.0
Very good
11,478 reviews

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from North America to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from North America to Washington, D.C. Dulles Intl Airport can take about 1h 43m. Breeze Airways provides one of the quickest options available for as low as $137. The distance between North America and Washington, D.C. Dulles Intl Airport is about 533 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $27 on Avelo Airlines. Other airlines that offer cheap prices include Breeze Airways from $27 and Frontier from $34 one-way.

  • What are the most popular routes from North America to Washington, D.C. Dulles Intl Airport?

    The most popular flight routes from North America to Washington, D.C. Dulles Intl Airport are Dallas/Fort Worth - Washington, D.C. Dulles Intl, Los Angeles - Washington, D.C. Dulles Intl and Atlanta Hartsfield-Jackson - Washington, D.C. Dulles Intl.

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

    The top 3 most reliable airlines when flying from North America to Washington, D.C. Dulles Intl Airport are Asiana Airlines (93%), Egyptair (92%) and Ethiopian Air (90%).

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

    Looking at all options, your cheapest flight can be booked for $144. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $81 on average, our data indicates $1,061 when flying from North America to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from North America to Dulles Intl 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 North America to Washington, D.C. Dulles Intl Airport?

    Currently, December is the cheapest month in which you can book a flight from North America to Washington, D.C. Dulles Intl Airport (average of $29). Flying from North America to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $83). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for North America to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Baltimore flights
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Dulles Intl flights
Atlanta to Baltimore flights
Los Angeles to Dulles Intl flights
Los Angeles to Baltimore flights
Boston to Baltimore flights
Atlanta to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Atlanta to Reagan-National flights
O'Hare Intl to Reagan-National flights
Orlando to Dulles Intl flights
Boston to Reagan-National flights
Seattle to Reagan-National flights
San Francisco to Reagan-National flights
San Francisco to Dulles Intl flights
Seattle to Dulles Intl flights
O'Hare Intl to Baltimore flights
Denver to Baltimore flights
Denver to Dulles Intl flights
Boston to Dulles Intl flights
Hobby to Dulles Intl flights
Hobby to Baltimore flights
San Francisco to Baltimore flights
LaGuardia to Reagan-National flights
Hobby to Reagan-National flights
John F Kennedy Intl to Reagan-National flights
Tampa to Baltimore flights
Orlando to Baltimore flights
Orlando to Reagan-National flights
Seattle to Baltimore flights
Tampa to Dulles Intl flights
Miami to Baltimore flights
George Bush Intcntl to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Miami to Dulles Intl flights
Denver to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Detroit to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Detroit to Baltimore flights
George Bush Intcntl to Baltimore flights
Newark to Dulles Intl flights
Frankfurt to Dulles Intl flights
San Diego to Dulles Intl flights
Tampa to Reagan-National flights
Charlotte to Baltimore flights
Fort Lauderdale to Baltimore flights
Detroit to Dulles Intl flights
Charlotte to Dulles Intl flights

Top 10 airlines flying from North America to Dulles Intl

Discover the top 10 airlines that operate flights from North America to Dulles Intl. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$36Average$160FlexibilityNo cancel feeOn-time65%
FrontierCheapest$56Average$200FlexibilityNo cancel feeOn-time62%
DeltaCheapest$84Average$332FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$103Average$287FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$117Average$353FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$138Average$364FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$149Average$360FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$227Average$371FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$246Average$357FlexibilityNo cancel feeOn-time63%
AeromexicoCheapest$319Average$628FlexibilityNo cancel feeOn-timeN/A

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