Cheap flights from Raleigh to Washington, D.C. from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Washington, D.C. departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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United Airlines flights from Raleigh to Washington, D.C. Dulles Intl Airport
Our best United Airlines deals on Raleigh to Washington, D.C. Dulles Intl Airport flight tickets
Frontier flights from Raleigh to Washington, D.C. Dulles Intl Airport
Our best Frontier deals on Raleigh to Washington, D.C. Dulles Intl Airport flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Raleigh to Washington, D.C. Dulles Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, July is the cheapest month to fly from Raleigh to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of July, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $244.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $770. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Raleigh to Washington, D.C. Dulles Intl Airport for around $970.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Flying to Washington, D.C. Dulles Intl Airport from Raleigh in the morning is the least expensive time of day to depart. momondo users have found prices as low as $682 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,166 on average. Flights to Washington, D.C. Dulles Intl Airport from Raleigh in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Raleigh-Durham to Washington, D.C. Dulles Intl flight route?
Fly from Raleigh-Durham to Washington, D.C. Dulles Intl for the best Raleigh-Durham - Washington, D.C. Dulles Intl flight prices
How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?
You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Raleigh when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $269 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Raleigh for as low as $179 on momondo.
What cabin class options are available on Raleigh-Durham to Washington, D.C. Dulles Intl flights?
There are 4 cabin classes available to choose from on Raleigh-Durham to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Raleigh-Durham to Washington, D.C. Dulles Intl?
Frontier, United Airlines, and Delta are the most popular carriers operating from Raleigh-Durham to Washington, D.C. Dulles Intl
What airlines fly to Washington, D.C. Dulles Intl Airport?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Raleigh according to our data. United Airlines is the first choice among our users, with 97% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Raleigh to Washington, D.C. Dulles Intl Airport on average per day?
16 flights are operational daily from Raleigh to Washington, D.C. Dulles Intl Airport as of June 2025. The most popular departure time for this route is 6:00AM, with 47% of flights per day taking off at noon.
How many flights depart from Raleigh to Washington, D.C. Dulles Intl Airport on average per week?
As of June 2025, there are 113 flights per week flying from Raleigh to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.
When to book flights from Raleigh to Washington, D.C. Dulles Intl Airport
Cheap Raleigh to Washington, D.C. Dulles Intl Airport (RDU to IAD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Raleigh to Washington, D.C. Dulles Intl Airport
How far is Raleigh-Durham to Washington, D.C. Dulles Intl by plane?
Raleigh-Durham and Washington, D.C. Dulles Intl are 228.7 mi apart from one another. Typically, this will take 1h 08m by plane in normal conditions.
When did momondo last update prices for flights from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport?
As of June 2025, there are 2 operators available to choose from for flights from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Raleigh-Durham Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Raleigh to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Raleigh to Washington, D.C. Dulles Intl Airport is Embraer 175 (Enhanced Winglets) (13.22% of total bookings). The next most popular plane models are Boeing 737-900 (10.28%), Airbus A319 (9.00%), and Embraer 170 (8.05%).
What is the most popular airline from Raleigh to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Raleigh and Washington, D.C. Dulles Intl Airport, the leading airline is United Airlines, making up 98% of the total bookings. Other popular airlines include Delta with 2%.
Best airlines flying from Raleigh to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Raleigh to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $179 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $239 | Free Cancellation | Rating 8.0 7,950 reviews |
United Airlines Flights From Raleigh to Washington, D.C. Dulles Intl Airport
United Airlines flight deals from Raleigh to Washington, D.C. Dulles Intl Airport start from $179 round-trip. Over the 21 United Airlines flights for this route in a normal week, average airfare is usually $261 round-trip - but some users have found much cheaper deals with momondo.
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Why should I use momondo to find a flight deal from Raleigh to Washington, D.C.?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Raleigh.
Can I find flights from Raleigh to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Raleigh to Washington, D.C. flights to just show those with flexible booking policies.
How can momondo help me find flights from Raleigh to Washington, D.C.?
momondo helps you find the best flight between Raleigh and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Raleigh to Washington, D.C. right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Raleigh to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.