Dallas (DFW) to Washington (WAS): 1,170 miles (1,882 km) great-circle, about 2h 50m nonstop by our estimate. Cheapest fare observed: $220 round-trip on Frontier, with 1 stop, departing May 23, 2026.
$220 round-trip, Frontier F92496, departing 2026-05-23 at 16:24, returning 2026-05-25. The recorded itinerary left on a Saturday, returning on a Monday 2 nights later; the fare was observed 28 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $220, it ranked 17th of the 30 round-trip fares we recorded from DFW (median $198). That is 18.8 cents per great-circle mile (round-trip price over one-way distance), above the DFW median of 15.9 cents across 30 round-trip routes.
Routes from DFW of similar length: San Diego (1,168 mi) at $134 and Miami (1,120 mi) at $108.
Frontier had the cheapest fare on 18 of 30 DFW routes. It is the 15th longest of the 30 routes we track from DFW.
Of 19 departure airports with a fare to Washington, Dallas (DFW) ranked 10th at $220. Lowest: $87 from Atlanta (ATL); highest: $572 from Los Angeles (LAX); 6 nonstop. Cheapest-fare airlines (routes): Frontier (10), United Airlines (3), American Airlines (2), Alaska Airlines (1), Copa (1) and Southwest (1), plus 1 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, America/New_York; flight time is our estimate.