Portland (PDX) to Anchorage (ANC): 1,539 miles (2,477 km) great-circle, about 3h 35m nonstop by our estimate. Cheapest fare observed: $538 round-trip on Alaska Airlines, with 1 stop, departing June 19, 2026.
$538 round-trip, Alaska Airlines AS2112, departing 2026-06-19 at 21:45, returning 2026-06-23. The recorded itinerary left on a Friday, returning on a Tuesday 4 nights later; the fare was observed 55 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $538, it ranked 22nd of the 30 round-trip fares we recorded from PDX (median $378). That is 35.0 cents per great-circle mile (round-trip price over one-way distance), above the PDX median of 21.2 cents across 30 round-trip routes.
Routes from PDX of similar length: Dallas (1,614 mi) at $223 and Chicago (1,735 mi) at $196.
Alaska Airlines had the cheapest fare on 13 of 30 PDX routes. It is the 23rd longest of the 30 routes we track from PDX.
Of 3 departure airports with a fare to Anchorage, Portland (PDX) ranked 1st at $538. Lowest: $538 from Portland (PDX); highest: $715 from Seattle (SEA); 1 nonstop. Cheapest-fare airlines (routes): Alaska Airlines (3).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, America/Anchorage; flight time is our estimate.