$124 Cheap Flights from Roanoke (ROA) to Washington (IAD)

View $124 flight on Mon, Mar 30, 2026Opens in a new window

Popular airlines from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Roanoke to Washington (ROA-IAD)

Prices were available within the past 7 days and start at $124 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Feb 7 - Wed, Feb 11
ROA
Roanoke
IAD
Washington
$179 Roundtrip, found 1 hour ago
$179
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Feb 7 from Roanoke to Washington, returning Wed, Feb 11, priced at $179 found 1 hour ago
United
Fri, Nov 14 - Mon, Nov 17
ROA
Roanoke
IAD
Washington
$184 Roundtrip, found 6 days ago
$184
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 14 from Roanoke to Washington, returning Mon, Nov 17, priced at $184 found 6 days ago
United
Wed, Nov 26 - Mon, Dec 1
ROA
Roanoke
IAD
Washington
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select United flight, departing Wed, Nov 26 from Roanoke to Washington, returning Mon, Dec 1, priced at $190 found 5 days ago
United
Mon, Nov 17 - Mon, Nov 24
ROA
Roanoke
IAD
Washington
$194 Roundtrip, found 6 hours ago
$194
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Nov 17 from Roanoke to Washington, returning Mon, Nov 24, priced at $194 found 6 hours ago
United
Fri, Nov 14 - Mon, Nov 17
ROA
Roanoke
IAD
Washington
$195 Roundtrip, found 6 days ago
$195
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 14 from Roanoke to Washington, returning Mon, Nov 17, priced at $195 found 6 days ago
American Airlines
Sat, Feb 7 - Wed, Feb 11
ROA
Roanoke
IAD
Washington
$199 Roundtrip, found 1 hour ago
$199
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Feb 7 from Roanoke to Washington, returning Wed, Feb 11, priced at $199 found 1 hour ago
United
Sun, Nov 30 - Sat, Dec 6
ROA
Roanoke
IAD
Washington
$201 Roundtrip, found 17 hours ago
$201
Roundtrip
found 17 hours ago
Select United flight, departing Sun, Nov 30 from Roanoke to Washington, returning Sat, Dec 6, priced at $201 found 17 hours ago
United
Fri, Nov 14 - Mon, Nov 17
ROA
Roanoke
IAD
Washington
$203 Roundtrip, found 6 days ago
$203
Roundtrip
found 6 days ago
Select United flight, departing Fri, Nov 14 from Roanoke to Washington, returning Mon, Nov 17, priced at $203 found 6 days ago
United
Thu, Apr 2 - Sat, Apr 11
ROA
Roanoke
IAD
Washington
$206 Roundtrip, found 2 days ago
$206
Roundtrip
found 2 days ago
Select United flight, departing Thu, Apr 2 from Roanoke to Washington, returning Sat, Apr 11, priced at $206 found 2 days ago
Delta
Sat, Feb 7 - Wed, Feb 11
ROA
Roanoke
IAD
Washington
$445 Roundtrip, found 1 hour ago
$445
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Feb 7 from Roanoke to Washington, returning Wed, Feb 11, priced at $445 found 1 hour ago

Find the cheapest month to fly from Roanoke (ROA) to Washington (IAD)

January is typically the cheapest month to fly

From $179 - $437 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $214
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $214

Frequently asked questions

How much does a flight from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD) cost?
Get a cheap one-way flight from $124 or cheap return flight from $179 from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Planning your getaway for February is a good way to save, as it's the cheapest month for flights between ROA and IAD. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Fly nonstop from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD) on a United Airlines flight.
What is the cheapest airline that flies from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from ROA to IAD. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Every day on average, 3 nonstop flights operate from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD). Choose the departure that best fits your schedule.
What are the most popular departure times for flights from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Flights between ROA and IAD are busiest at 10 AM. If you're after a quieter trip and potentially cheaper fares, look for a departure outside the usual busy windows.
What day of the week has the most flights from ROA to IAD?
If you jet off on a Thursday, you'll get the widest range of options for flights from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD).
What is the earliest flight from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Roanoke Regional Airport (ROA)'s first flight to Washington Dulles Intl. Airport (IAD) departs at approximately 6:15AM UTC-5. With a flight time of 1h 17m, you'll land at around 7:32AM UTC-5.
How long does it take to fly from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Typically, it takes 1 hour and 12 minutes to cover the 180 mi from ROA to IAD.
What is the best time to fly from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
To land at Washington Dulles Intl. Airport (IAD) on schedule, choose a flight that leaves from Roanoke Regional Airport (ROA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Roanoke Regional Airport (ROA)?
Browse your flight options from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD). This is the only airport in Washington you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD) last-minute?
Waiting until right before your break to book a ticket from ROA to IAD generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for the best chance of scoring a bargain.
Is it cheaper to book a ROA to IAD flight and hotel package?
Compared with arranging flights and hotels separately, booking a ROA to IAD flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of hotels, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Roanoke Regional Airport (ROA) to Washington Dulles Intl. Airport (IAD)?
Typically, you can cancel or reschedule your ROA to IAD flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Origin airport
Roanoke Regional
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$179
Distance
177 mi
Average flight time
1 hour 14 mins

Book with confidence

Roanoke to Washington Flights

The cheapest times to fly from Roanoke to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Roanoke to Washington are during the month of February. You can find some of the cheapest flights from Roanoke to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Roanoke to Washington

Sunday is one of the best days to book for cheap flights from Roanoke to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Roanoke to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Roanoke to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $124 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Roanoke to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Roanoke to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Roanoke to Washington Flights

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*Available to One Key members.