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Dulles Intl

$53+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$86
(Cheapflightsfares)

One-way from

$53
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$232

Good round-trip deal

$60 or less

Good one-way deal

$30 or less
From North America to Washington, D.C. Dulles Intl
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One-way flight from North America to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 19% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from North America to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from North America to Washington, D.C. Dulles Intl.
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Find 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 September 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:31 pmATL - IAD
Nonstop1h 46mFrontier
Sun 10/126:15 amIAD - ATL
Nonstop2h 01mFrontier
Deal found 9/16$86
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 10/239:44 pmATL - IAD
Nonstop1h 45mFrontier
Mon 10/276:15 amIAD - ATL
Nonstop2h 01mFrontier
Deal found 9/17$87
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:10 pmATL - IAD
Nonstop1h 46mFrontier
Tue 10/79:00 amIAD - ATL
Nonstop2h 03mFrontier
Deal found 9/16$88
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/76:00 pmATL - IAD
Nonstop1h 46mFrontier
Mon 10/136:04 amIAD - ATL
Nonstop2h 01mFrontier
Deal found 9/16$89
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:20 pmATL - IAD
Nonstop1h 55mFrontier
Sun 9/286:10 amIAD - ATL
Nonstop1h 58mFrontier
Deal found 9/15$90
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:00 amATL - IAD
Nonstop1h 55mFrontier
Wed 10/229:00 amIAD - ATL
Nonstop2h 03mFrontier
Deal found 9/17$91
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Fri 9/2610:20 pmATL - IAD
Nonstop1h 55mFrontier
Fri 10/36:10 amIAD - ATL
Nonstop1h 58mFrontier
Deal found 9/14$92
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:00 pmATL - IAD
Nonstop1h 46mFrontier
Tue 10/149:00 amIAD - ATL
Nonstop2h 03mFrontier
Deal found 9/16$93
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Tue 9/236:00 pmATL - IAD
Nonstop1h 55mFrontier
Wed 9/249:15 amIAD - ATL
Nonstop1h 55mFrontier
Deal found 9/17$94
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:44 pmATL - IAD
Nonstop1h 45mFrontier
Wed 10/159:00 amIAD - ATL
Nonstop2h 03mFrontier
Deal found 9/17$95
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:44 pmATL - IAD
Nonstop1h 45mFrontier
Sun 10/126:15 amIAD - ATL
Nonstop2h 01mFrontier
Deal found 9/17$96
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:44 pmATL - IAD
Nonstop1h 45mFrontier
Tue 10/149:00 amIAD - ATL
Nonstop2h 03mFrontier
Deal found 9/15$97

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 September 17, 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

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 10/14

6:00 pm-7:46 pm

Nonstop1h 46m

Washington, D.C. Dulles Intl

Sat 10/18

9:38 pm-12:41 am

1 stop27h 03m

$115

TampaWashington, D.C.

TPA - IAD

TPAIAD

Tampa

Fri 11/14

7:09 pm-9:25 pm

Nonstop2h 16m

Washington, D.C. Dulles Intl

Sun 11/16

8:35 am-11:07 am

Nonstop2h 32m

$131

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Fri 10/10

10:48 pm-8:53 pm

1 stop22h 05m

Washington, D.C. Dulles Intl

Sun 10/12

6:15 am-8:16 am

Nonstop2h 01m

$134

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Wed 10/22

5:40 pm-7:18 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Fri 10/24

7:59 pm-9:27 pm

Nonstop1h 28m

$137

AtlantaWashington, D.C.

ATL - IAD

ATLIAD

Atlanta Hartsfield-Jackson

Tue 11/18

9:35 am-11:23 am

Nonstop1h 48m

Washington, D.C. Dulles Intl

Wed 11/19

8:16 am-10:16 am

Nonstop2h 00m

$137

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Wed 11/12

5:40 pm-7:08 pm

Nonstop1h 28m

Washington, D.C. Dulles Intl

Mon 11/17

7:49 pm-9:18 pm

Nonstop1h 29m

$137

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Sat 11/1

10:30 am-11:57 am

Nonstop1h 27m

Washington, D.C. Dulles Intl

Sat 11/8

7:59 pm-9:29 pm

Nonstop1h 30m

$137

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Thu 10/23

10:30 am-11:57 am

Nonstop1h 27m

Washington, D.C. Dulles Intl

Mon 10/27

7:59 pm-9:29 pm

Nonstop1h 30m

$137

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Wed 10/15

5:40 pm-7:18 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 10/18

7:59 pm-9:30 pm

Nonstop1h 31m

$137

New YorkWashington, D.C.

JFK - IAD

JFKIAD

New York John F Kennedy Intl

Tue 10/14

10:30 am-11:57 am

Nonstop1h 27m

Washington, D.C. Dulles Intl

Tue 10/21

12:09 pm-1:29 pm

Nonstop1h 20m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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, August is the cheapest month in which you can book a flight from North America to Washington, D.C. Dulles Intl Airport (average of $292). Flying from North America to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from North America to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from North America to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from North America to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from 0NA to IAD are scheduled on a Tuesday (25 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (12 on average).

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 September 17, 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
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,961 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,926 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Frontier
5.8
Fair
3,173 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 38m. Frontier 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 227 mi. Most flights are nonstop.

  • 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 $69 on United Airlines. Other airlines that offer cheap prices include Delta from $69 and Frontier from $72 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 Chicago O'Hare Intl - 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 Brussels Airlines (90%), Austrian Airlines (88%) and United Airlines (88%).

  • 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 $138. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $128 on average, our data indicates $958 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, August is the cheapest month in which you can book a flight from North America to Washington, D.C. Dulles Intl Airport (average of $292). Flying from North America to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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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.
Boston to Baltimore flights
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Dulles Intl flights
Boston to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Hobby to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Boston to Dulles Intl flights
O'Hare Intl to Reagan-National flights
San Francisco to Baltimore flights
Seattle to Dulles Intl flights
San Francisco to Reagan-National flights
Hobby to Baltimore flights
O'Hare Intl to Baltimore flights
Atlanta to Dulles Intl flights
Hobby to Dulles Intl flights
Seattle to Reagan-National flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Atlanta to Baltimore flights
Seattle to Baltimore flights
Tampa to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Orlando to Dulles Intl flights
Detroit to Dulles Intl flights
Austin to Dulles Intl flights
Atlanta to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Minneapolis to Dulles Intl flights
Charlotte to Dulles Intl flights
Midway to Baltimore flights
Fort Lauderdale to Baltimore flights
Denver to Baltimore flights
Detroit to Reagan-National flights
Denver to Dulles Intl flights
Midway to Dulles Intl flights
San Diego to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Orlando to Baltimore flights
Tampa to Baltimore flights
Minneapolis to Reagan-National flights
Orlando to Reagan-National flights
Charlotte to Baltimore flights
Miami to Baltimore flights
Miami to Dulles Intl flights
Burbank to Baltimore flights
John F Kennedy Intl to Reagan-National 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$36Average$159FlexibilityNo cancel feeOn-time65%
FrontierCheapest$58Average$208FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$68Average$297FlexibilityNo cancel feeOn-time62%
DeltaCheapest$84Average$339FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$129Average$373FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$130Average$583FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$138Average$364FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$172Average$421FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$373FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$221Average$389FlexibilityNo cancel feeOn-time75%

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