Washington, D.C. (IAD) to Dallas (DAL) in December 2026

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Finding fares for December and January…

Washington, D.C. (IAD) to Dallas (DAL): what SlickTrip has seen

7 price drops on economy fares in the last 30 days, caught for travelers watching this route. The typical drop was $42 a traveler (16.3%).
SlickTrip travelers are watching 2 trips on this route.
Airlines in the fares we watched: American, Southwest.

From SlickTrip's own price alerts and watched trips, as of Nov 10.

Washington, D.C. (IAD) to Dallas (DAL) by month

November 2026
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Cheap economy Class Flights from Washington, D.C. (IAD) to Dallas (DAL) December

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Why Choose Economy Class Flights from Washington, D.C. (IAD) to Dallas (DAL)?

Fares across the airlines on the route in one search
Nonstop and connecting flights side by side
A month of fares at a glance for december travel
Price alerts: we watch the fare and alert you when it drops

Planning a trip from Washington, D.C. (IAD) to Dallas (DAL) in december? SlickTrip shows the cheapest economy fares across airlines, nonstop or with stops. Set an alert and we watch the route for you, then email you when the price drops. Booking happens on the airline's or travel site's own page.

Washington, D.C. (IAD) to Dallas (DAL): what SlickTrip has seen

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