Portland (PDX) to Dallas (DFW): 1,614 miles (2,597 km) great-circle, about 3h 45m nonstop by our estimate. Cheapest fare observed: $223 round-trip on American Airlines, nonstop, departing June 23, 2026.
$223 round-trip, American Airlines AA1460, departing 2026-06-23 at 00:40, returning 2026-06-28. The recorded itinerary left on a Tuesday, returning on a Sunday 5 nights later; the fare was observed 59 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $223, it ranked 5th of the 30 round-trip fares we recorded from PDX (median $378). That is 13.8 cents per great-circle mile (round-trip price over one-way distance), below the PDX median of 21.2 cents across 30 round-trip routes.
Routes from PDX of similar length: Anchorage (1,539 mi) at $538 and Chicago (1,735 mi) at $196.
American Airlines had the cheapest fare on 5 of 30 PDX routes. It is the 22nd longest of the 30 routes we track from PDX.
Of 27 departure airports with a fare to Dallas, Portland (PDX) ranked 16th at $223. Lowest: $106 from Atlanta (ATL); highest: $1741 from Hyderabad (HYD); 14 nonstop. Cheapest-fare airlines (routes): Frontier (13), Spirit (5), American Airlines (2), Qatar (2), Alaska Airlines (1) and Emirates (1), plus 3 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, America/Chicago; flight time is our estimate.