$77 Cheap Flights from Washington (IAD) to Raleigh (RDU)

View $77 flight on Fri, Nov 7, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Raleigh-Durham International Airport (RDU)

Cheap Flights from Washington to Raleigh (IAD-RDU)

Prices were available within the past 7 days and start at $77 for one-way flights and $154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Oct 2 - Mon, Oct 13
IAD
Washington
RDU
Raleigh
$154 Roundtrip, found 2 hours ago
$154
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Washington to Raleigh, returning Mon, Oct 13, priced at $154 found 2 hours ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
RDU
Raleigh
$162 Roundtrip, found 17 hours ago
$162
Roundtrip
found 17 hours ago
Select United flight, departing Wed, Oct 1 from Washington to Raleigh, returning Thu, Oct 2, priced at $162 found 17 hours ago
Frontier Airlines
Thu, Oct 2 - Sat, Oct 4
IAD
Washington
RDU
Raleigh
$162 Roundtrip, found 2 hours ago
$162
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Washington to Raleigh, returning Sat, Oct 4, priced at $162 found 2 hours ago
United
Wed, Sep 24 - Sat, Sep 27
IAD
Washington
RDU
Raleigh
$164 Roundtrip, found 17 hours ago
$164
Roundtrip
found 17 hours ago
Select United flight, departing Wed, Sep 24 from Washington to Raleigh, returning Sat, Sep 27, priced at $164 found 17 hours ago
United
Wed, Oct 8 - Sat, Oct 11
IAD
Washington
RDU
Raleigh
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 8 from Washington to Raleigh, returning Sat, Oct 11, priced at $168 found 1 day ago
United
Tue, Jan 6 - Tue, Jan 13
IAD
Washington
RDU
Raleigh
$169 Roundtrip, found 2 days ago
$169
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jan 6 from Washington to Raleigh, returning Tue, Jan 13, priced at $169 found 2 days ago
Frontier Airlines
Fri, Sep 26 - Sun, Sep 28
IAD
Washington
RDU
Raleigh
$170 Roundtrip, found 1 hour ago
$170
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Sep 26 from Washington to Raleigh, returning Sun, Sep 28, priced at $170 found 1 hour ago
Delta
Thu, Oct 2 - Fri, Oct 3
IAD
Washington
RDU
Raleigh
$199 Roundtrip, found 5 hours ago
$199
Roundtrip
found 5 hours ago
Select Delta flight, departing Thu, Oct 2 from Washington to Raleigh, returning Fri, Oct 3, priced at $199 found 5 hours ago
American Airlines
Tue, Sep 30 - Tue, Oct 7
IAD
Washington
RDU
Raleigh
$251 Roundtrip, found 4 days ago
$251
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 30 from Washington to Raleigh, returning Tue, Oct 7, priced at $251 found 4 days ago
Alaska Airlines
Fri, Sep 12 - Sun, Sep 14
IAD
Washington
RDU
Raleigh
$21,779 Roundtrip, found 5 hours ago
$21,779
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Fri, Sep 12 from Washington to Raleigh, returning Sun, Sep 14, priced at $21,779 found 5 hours ago

Find the cheapest month to fly from Washington (IAD) to Raleigh (RDU)

May is typically the cheapest month to fly

From $97 - $245 per traveler.

Graph displaying average flight prices per month

Alternative airports near Raleigh

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

Select flight to Raleigh - Durham Intl. RDU. Cheapest and Closest option available. Average driving time to city center is 20 minutes. Flights from $154
RDU
Raleigh - Durham Intl.
CheapestClosest
Average driving time to city center20 min
Flights from $154
Flights from Washington (IAD) to Raleigh (RDU)
Origin airport
Washington Dulles Intl.
Destination airport
Raleigh - Durham Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$154
Distance
224 mi
Average flight time
1 hour 11 mins

Washington to Raleigh Flights

The cheapest times to fly from Washington to Raleigh

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 Washington to Raleigh are during the month of October. You can find some of the cheapest flights from Washington to Raleigh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Raleigh

Sunday is one of the best days to book for cheap flights from Washington to Raleigh: 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 Washington to Raleigh

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 Washington to Raleigh in 2025. You can also book with separate airlines for your outbound and return journeys, from $77 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 Washington to Raleigh 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 Washington to Raleigh 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU) cost?
Secure a cheap one-way flight from $77 or cheap return flight from $154 from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU) 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 Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
October is the most affordable month to fly from IAD to RDU. Traveling outside of peak seasons is often the key to finding better fares.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
Hop on a nonstop flight with United Airlines and fly straight from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU).
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest IAD to RDU flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
Every day on average, 4 direct flights take off from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU). Choose the departure that works for you.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
Flights between IAD and RDU are busiest at 12 PM. For a more relaxed trip and possibly cheaper fares, look for a departure that's outside typical rush times.
What day of the week has the most flights from IAD to RDU?
If you jet off on a Friday, you'll get the largest range of choices for flights from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU).
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
Hop on the earliest flight at around 8:28AM UTC-5, departing from Washington Dulles Intl. Airport (IAD). You'll be in the air for about 1h 12m, reaching Raleigh - Durham Intl. Airport (RDU) at approximately 9:40AM UTC-5.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
The average flight time from IAD to RDU is 1 hour and 14 minutes, covering a total distance of 230 mi.
What airline has the least delays from IAD to RDU?
Consider traveling with United Airlines if you'd like to go straight from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 82%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
To touch down at Raleigh - Durham Intl. Airport (RDU) without delays, choose a flight that leaves Washington Dulles Intl. Airport (IAD) 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 Raleigh from Washington Dulles Intl. Airport (IAD)?
Raleigh - Durham Intl. Airport (RDU) is the only airport in Raleigh with direct flights from Washington Dulles Intl. Airport (IAD). Browse the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU) last-minute?
Last-minute fares from IAD to RDU are typically more expensive. For the best rates, start looking for flights well in advance. That being said, if you're flexible with your travel dates, you may find a cheap ticket right before your trip.
Is it cheaper to book an IAD to RDU flight and hotel package?
You can save money by securing an IAD to RDU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Raleigh - Durham Intl. Airport (RDU)?
It's generally possible to cancel or reschedule your IAD to RDU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.