Austin (AUS) to Anchorage (ANC): 3,175 miles (5,109 km) great-circle, about 6h 50m nonstop by our estimate. Cheapest fare observed: $636 round-trip on Alaska Airlines, with 1 stop, departing June 10, 2026.
$636 round-trip, Alaska Airlines AS339, departing 2026-06-10 at 19:07, returning 2026-06-19. The recorded itinerary left on a Wednesday, returning on a Friday 9 nights later; the fare was observed 46 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $636, it ranked 24th of the 30 round-trip fares we recorded from AUS (median $292). That is 20.0 cents per great-circle mile (round-trip price over one-way distance), below the AUS median of 22.5 cents across 30 round-trip routes.
Routes from AUS of similar length: Honolulu (3,758 mi) at $742 and Bogota (2,335 mi) at $169.
Alaska Airlines had the cheapest fare on 2 of 30 AUS routes. It is the 7th longest of the 30 routes we track from AUS.
Of 3 departure airports with a fare to Anchorage, Austin (AUS) ranked 2nd at $636. 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/Chicago, America/Anchorage; flight time is our estimate.