Washington to Dallas flights
The cheapest round trip we found from Washington to Dallas is $178 (Dec 14 – 26, 1 stop), 21% below the usual $225.
WAS to DFW · Round trip · Economy · Prices per person in USD · Price found (2 days ago)
Cheapest found
Cheapest round trip by month
Lowest fare found per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | No fares found yet |
| December 2026 | $178 (cheapest month) |
| January 2027 | No fares found yet |
| February 2027 | $225 |
| March 2027 | No fares found yet |
| April 2027 | No fares found yet |
| May 2027 | $416 |
Cheapest dates in the next 4 months
Round trip, per person-
Dec 14 – 26 12 nights · leave Mon$178 −21% vs usual$178 −21% vs usual Book
Frontier Airlines 1 stop · 6h 22m -
Dec 17 – 19 2 nights · leave Thu$213 −5% vs usual$213 −5% vs usual Book
Frontier Airlines 1 stop · 5h 05m
-
Feb 12 – 15, 2027 3 nights · leave Fri$225$225 Book
Frontier Airlines Nonstop · 3h 34m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Dallas
Tickets and tours on KlookTo see tours and tickets here, turn on partner content in .
Partner widget: we may earn a commission if you book, at no extra cost to you.
Plan the rest of your trip
Dallas · Dec 14 – 26Partner links: we may earn a commission if you book, at no extra cost to you.
More from Washington
-
-
-
-
-
-
-
-
Flights to Dallas from other cities
All flights to Dallas Flying the other way? Dallas to Washington from $370
Washington to Dallas: questions
How much does a flight from Washington to Dallas cost?
The cheapest round trip we have found right now is $178, leaving December 14 and returning December 26. The usual price on this route is about $225, so this fare is 21% less. Prices are per person, economy, in USD.
What is the cheapest month to fly from Washington to Dallas?
December 2026, with round trips from $178. The most expensive month in our data is May (from $416). Based on the 3 months ahead we have prices for.
Which airports do Washington to Dallas flights use?
Washington airports include Washington Dulles International (IAD) and Ronald Reagan National (DCA). Dallas airports include Dallas/Fort Worth International (DFW), Addison (ADS) and Dallas Love Field (DAL). The prices on this page cover every airport in both cities (WAS and DFW are the city codes).
About this route
We track round-trip economy fares from Washington (United States) to Dallas (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $178, departing December 14 and returning December 26, about 21% below the usual $225. The cheapest month to fly in our data is December, from $178. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.