HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$127+ Cheap flights from Roanoke (ROA) to Dulles Intl (IAD)

ROA — IAD
Sep 19 — Sep 261
Sat 9/19
Sat 9/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Roanoke to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Roanoke to Dulles Intl

Cheapest flights from Roanoke to Dulles Intl

Fri 10/26:15 am -
Nonstop1h 14m
Sun 10/410:30 pm -
Nonstop1h 14m
Deal found 8/18$249
Thu 12/176:00 am -
Nonstop1h 19m
Tue 1/1912:35 pm -
Nonstop1h 23m
Deal found 8/17$257
Fri 9/43:00 pm -
Nonstop1h 14m
Fri 9/1110:30 pm -
Nonstop1h 13m
Deal found 8/17$264
Thu 9/1710:51 am -
2 stops13h 19m
Thu 9/2411:12 am -
1 stop21h 10m
Deal found 8/20$268
Wed 9/161:57 pm -
1 stop5h 02m
Wed 9/237:57 am -
1 stop3h 46m
Deal found 8/17$269
Thu 9/173:27 pm -
1 stop3h 30m
Thu 9/246:14 am -
1 stop3h 27m
Deal found 8/20$270
Fri 9/48:05 pm -
Nonstop1h 14m
Sun 9/610:30 pm -
Nonstop1h 13m
Deal found 8/18$279
Sat 9/511:20 am -
1 stop6h 23m
Wed 10/76:15 am -
1 stop4h 14m
Deal found 8/16$284
Thu 8/278:05 pm -
Nonstop1h 14m
Mon 8/318:33 am -
Nonstop1h 14m
Deal found 8/17$294
Thu 9/36:15 am -
1 stop6h 33m
Tue 9/85:34 pm -
1 stop3h 36m
Deal found 8/19$299
Thu 9/38:11 am -
1 stop4h 37m
Sun 9/69:07 am -
1 stop5h 36m
Deal found 8/19$300
Fri 8/283:00 pm -
Nonstop1h 14m
Mon 8/318:33 am -
Nonstop1h 14m
Deal found 8/18$309

Find flight deals from Roanoke to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(United Airlines)

One-way from

$127
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$356

Good round-trip deal

$382 or less

Good one-way deal

$273 or less
Provider with most accurate pricing for Roanoke-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Roanoke-Washington, D.C. Dulles Intl flights.
Search Deals
From Roanoke to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Roanoke to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Roanoke to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Roanoke to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Roanoke to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Tue 12/1

10:20 am-11:35 am

Nonstop1h 15m

Washington, D.C. Dulles Intl

Tue 12/8

12:35 pm-1:58 pm

Nonstop1h 23m

$249

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Fri 10/2

10:35 am-11:49 am

Nonstop1h 14m

Washington, D.C. Dulles Intl

Sun 10/4

10:30 pm-11:44 pm

Nonstop1h 14m

$249

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Fri 9/4

8:05 pm-9:19 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Sun 9/6

10:30 pm-11:43 pm

Nonstop1h 13m

$264

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Sun 9/20

6:15 am-7:28 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Mon 10/5

8:33 am-9:48 am

Nonstop1h 15m

$299
Quickest round-trip

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Fri 9/18

10:26 am-11:39 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Sun 9/20

10:30 pm-11:43 pm

Nonstop1h 13m

$319

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Thu 9/24

8:05 pm-9:19 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Sat 10/10

5:50 pm-7:07 pm

Nonstop1h 17m

$319

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Thu 9/24

8:05 pm-9:19 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Mon 10/5

8:33 am-9:48 am

Nonstop1h 15m

$319

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Thu 9/24

6:15 am-7:28 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Thu 10/8

10:30 pm-11:44 pm

Nonstop1h 14m

$334

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Thu 9/3

6:15 am-7:28 am

Nonstop1h 13m

Washington, D.C. Dulles Intl

Sun 9/6

10:30 pm-11:43 pm

Nonstop1h 13m

$350

RoanokeWashington, D.C.

ROA Roanoke - IAD Washington, D.C. Dulles Intl

ROAIAD

Roanoke

Mon 8/31

3:00 pm-4:14 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Sun 9/6

10:30 pm-11:43 pm

Nonstop1h 13m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Roanoke to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Roanoke to Dulles Intl in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Roanoke-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Roanoke-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Roanoke-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Roanoke-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Roanoke-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Roanoke to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Roanoke with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Roanoke to Washington, D.C. Dulles Intl Airport

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

Currently, September is the cheapest month in which you can book a flight from Roanoke to Washington, D.C. Dulles Intl Airport (average of $239). Flying from Roanoke to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $569). 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 ROA to IAD?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 46% on flights from Roanoke to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the evening.

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

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

How much does it cost to fly round-trip from Roanoke to Washington, D.C. Dulles Intl Airport?

Airfare is typical for this route at the moment.

Roanoke to Washington, D.C. Dulles Intl Airport flights typically cost between $222 and $528 in October.
The cheapest round-trip price found within the last 5 days was $249 on United Airlines (Oct 2-Oct 4).

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown United Airlines from Roanoke to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,102 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
10,102 reviews
United Airlines
7.4
Good
10,102 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

  • What airport do you fly from for flights from Roanoke to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Roanoke, you will be flying from Roanoke, which is the city’s only airport. Roanoke (ROA) is located 4.2 mi from the center of Roanoke. There are 4 flights from Roanoke to Washington, D.C. Dulles Intl per day from 1 airline.

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

    For as low as $249, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Roanoke in 1h 14m. Roanoke and Washington, D.C. Dulles Intl Airport are separated by a distance of 177 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Roanoke to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Roanoke to Washington, D.C. Dulles Intl Airport round-trip from $179. You may be able to fly from Roanoke to Washington, D.C. Dulles Intl Airport for 45% less than the average price by searching for this airline.

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

    No one likes to see their flight delayed. When booking a flight from Roanoke to Washington, D.C. Dulles Intl Airport consider choosing ANA (100%), GoJet (96%) or United Airlines (92%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Roanoke to Washington, D.C. Dulles Intl Airport is $258. On average you can expect to pay $444. The most popular route, (Roanoke - Washington, D.C. Dulles Intl), can usually be booked for $249.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Roanoke to Washington, D.C. Dulles Intl Airport (average of $239). Flying from Roanoke to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $569). 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
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Sterling
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley
Woodbridge

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Roanoke to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$280FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.