Cheap Flights from Washington Dulles to Dallas Fort Worth International

Compare Washington Dulles to Dallas Fort Worth International flight deals

Find the cheapest month or even day of the year to fly to Dallas Fort Worth International

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Flight deals from Washington Dulles to Dallas Fort Worth International

Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Dallas Fort Worth International Airport? If you want to travel next month, return fares start from R 2,100. Find the lowest prices on one-way and return tickets right here.

Dallas.R 1,067 per passenger.Departing Sat, 29 Aug.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Sat, 29 Aug, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,067, select.

Dallas.R 1,094 per passenger.Departing Sat, 31 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Sat, 31 Oct, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,094, select.

Dallas.R 1,123 per passenger.Departing Sat, 5 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Sat, 5 Sep, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,123, select.

Dallas.R 1,129 per passenger.Departing Wed, 14 Oct.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Wed, 14 Oct, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,129, select.

Dallas.R 1,129 per passenger.Departing Tue, 25 Aug.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Tue, 25 Aug, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,129, select.

Dallas.R 1,129 per passenger.Departing Tue, 1 Sep.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Tue, 1 Sep, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,129, select.

Dallas.R 1,129 per passenger.Departing Wed, 4 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 4 Nov, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,129, select.

Dallas.R 1,325 per passenger.Departing Mon, 2 Nov.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Mon, 2 Nov, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 1,325, select.

Dallas.R 2,132 per passenger.Departing Wed, 9 Dec.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Wed, 9 Dec, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 2,132, select.

Dallas.R 2,199 per passenger.Departing Tue, 5 Jan.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Tue, 5 Jan, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 2,199, select.

Dallas.R 2,360 per passenger.Departing Thu, 11 Feb.One-way flight with Delta.Outbound indirect flight with Delta, departs from Washington Dulles on Thu, 11 Feb, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 2,360, select.

Dallas.R 2,796 per passenger.Departing Tue, 9 Mar.One-way flight with American Airlines.Outbound direct flight with American Airlines departs from Washington Dulles on Tue, 9 Mar, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 2,796, select.

Dallas.R 2,880 per passenger.Departing Sat, 25 Jul.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Washington Dulles on Sat, 25 Jul, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 2,880, select.

Dallas.R 3,039 per passenger.Departing Tue, 27 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from Washington Dulles on Tue, 27 Apr, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 3,039, select.

Dallas.R 3,244 per passenger.Departing Sat, 15 May.One-way flight with Delta.Outbound indirect flight with Delta, departs from Washington Dulles on Sat, 15 May, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 3,244, select.

Dallas.R 3,549 per passenger.Departing Wed, 3 Feb.One-way flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 3 Feb, arriving in Dallas Fort Worth International.Price includes taxes and charges.From R 3,549, select.

Find the cheapest month to fly from Washington Dulles to Dallas Fort Worth International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Dallas Fort Worth International flights are currently cheapest in August.

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Direct flights from Washington Dulles to Dallas Fort Worth International

Washington Dulles to Dallas Fort Worth International: Alternative routes

Compare routes from Washington Dulles to Dallas below. You may find an airport to fly into that's cheaper, faster, or easier than Dallas Fort Worth International.

Washington D.C. to Dallas: Flight information

The things to know before you go.

Cheapest flight found	R 1,067
Cheapest month to fly	August
Average flight time	3 hrs, 32 mins
Most popular airline	Alaska Airlines
Average flights per week	149

Finding cheap flights from Washington Dulles to Dallas Fort Worth International: Frequently asked questions

How much are return flights from Washington Dulles to Dallas Fort Worth International?

The best price we found for a return flight from Washington Dulles to Dallas Fort Worth International is R 2,100. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Washington Dulles to Dallas Fort Worth International?

3 hours and 32 minutes is the average flight time from Washington Dulles to Dallas Fort Worth International.

Which airlines fly direct from Washington Dulles to Dallas Fort Worth International?

Alaska Airlines, Qatar Airways and American Airlines fly direct from Washington Dulles to Dallas Fort Worth International.

How many flights are there a week from Washington Dulles to Dallas Fort Worth International?

As of July 2026, there are 149 flights per week flying from Washington Dulles to Dallas Fort Worth International.

When is the cheapest time to fly from Washington Dulles to Dallas Fort Worth International?

The cheapest month to fly from Washington Dulles to Dallas Fort Worth International is usually October.

Which upcoming date is cheapest to fly from Washington Dulles Airport to Dallas Fort Worth International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Dallas Fort Worth International Airport on Saturday, 3 October 2026.

Can I get a direct flight from Washington Dulles Airport to Dallas Fort Worth International Airport?

Yes – the average flight time is 3 hours and 32 minutes.

How can I find the best flight deal to Dallas Fort Worth International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dallas Fort Worth International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Dallas?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dallas is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Washington Dulles Airport to Dallas Fort Worth International with?

Currently, Frontier Airlines offers the cheapest flight tickets to Dallas Fort Worth International.

Flying from Washington Dulles Airport (IAD) to Dallas Fort Worth International Airport (DFW): what you need to know

The average duration of a direct flight from Washington Dulles Airport to Dallas Fort Worth International Airport is 3 hours 30 minutes.
Dallas is one hour behind Washington DC and is in the UTC-6 timezone.
Each week, there are 40 Washington Dulles Airport to Dallas Fort Worth International Airport flights. If you'd like to take off as early as possible, jump on the 06:17 American Airlines flight. If you'd rather make the most of your day before flying, the last departure is at 18:46 with American Airlines.
Your IAD to DFW flight won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.
During popular months like July, it's a good idea to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during peak periods in general.
You'll find a range of airlines operating direct flights from Washington Dulles Airport to Dallas Fort Worth International Airport. When you're ready to kick off your Dallas holiday, let one of these carriers fly you to this must-see corner of the United States:
The airline with the highest booking volume on this route is United.
With 78.4% of its services arriving as planned, United is the most punctual carrier offering IAD to DFW flights.
We make it easy to book a flight with a stopover. To see your options for tickets from Washington Dulles Airport to Dallas Fort Worth International Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to tour your chosen city. Some great stopovers between IAD and DFW include:
- Atlanta Hartsfield-Jackson Airport
- Port Columbus Airport
- Greenville-Spartanburg Airport

How to find the cheapest flights from Washington Dulles Airport (IAD) to Dallas Fort Worth International Airport (DFW)

Currently, R 1,067 is the lowest price we've seen for a one-way Washington Dulles Airport to Dallas Fort Worth International Airport flight. The best price for a return plane ticket is R 2,100. Remember that fares could change due to demand when booking.
To pick up cheap tickets from IAD to DFW, book as early as you can. Airlines typically offer their best fares when flights are first made available.
Organise your trip for May. That's the cheapest month for flights from Washington Dulles Airport to Dallas Fort Worth International Airport. If you're flexible with your dates, use the 'Whole month' tool to see the cheapest price across each month.
You don't need to check back in every day to see if fares have gone down when you create a Price Alert. We'll update you as soon as there's a change in price on cheap flights from IAD to DFW.
Choose your preferred departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Washington Dulles Airport to Dallas Fort Worth International Airport.

Handy information about Washington Dulles Airport (IAD)

You'll find IAD at 1 Saarinen Circle.
77% of flights taking off from Washington Dulles Airport reach their destination on schedule.
Washington Dulles Airport is around 40 kilometres from central Washington DC. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 45 minutes or so to get there, depending on the traffic.
Taking public transport? You can expect a journey time of around 1 hour 10 minutes.
Looking for a handy hotel close to IAD? If you're boarding an early flight from Washington Dulles Airport to Dallas Fort Worth International Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Dallas Fort Worth International Airport (DFW)

If you have a late Washington Dulles Airport to Dallas Fort Worth International Airport flight, nothing tops the convenience of being near the terminal. Grab your luggage from the carousel and then be tucked up in bed soon after at one of these hotels near DFW:
Go where the road takes you with a Dallas Fort Worth International Airport rental car. Pick up a set of wheels from Easirent, Europcar or Thrifty and venture far and wide through Dallas and beyond.
For the best deal, book your vehicle from Dallas Fort Worth International Airport around one week before your trip.

When to fly to Dallas Fort Worth International Airport (DFW)

The quietest month for a flight from Washington Dulles Airport to Dallas Fort Worth International Airport is March, while July is the busiest. Choose the ideal time to visit Dallas based on whether you prefer a laid-back vibe or a more bustling atmosphere.
The warmest month in Dallas is August, with temperatures ranging between 24ºC (75ºF) and 41ºC (106ºF). Book your flights from Washington Dulles Airport to Dallas Fort Worth International Airport in this month if you like this kind of weather.
Search for cheap tickets from IAD to DFW in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 1ºC (34ºF) and 16ºC (61ºF) on average.

Explore more of the United States

Houston is just one of the many cities in the United States waiting to be discovered after you've seen Dallas. Around 370 kilometres away to the south, top sights here include The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.
Around 402 kilometres south-west of Dallas, San Antonio is another essential stop in the United States. Experience major highlights starting with San Antonio River Walk, San Antonio River walk and Alamo Plaza.