Austin (AUS) to Lagos (LOS): 6,639 miles (10,684 km) great-circle, about 13h 45m nonstop by our estimate. Cheapest fare observed: $1746 round-trip on Frontier, with 3 stops, departing May 27, 2026.
$1746 round-trip, Frontier F91859, departing 2026-05-27 at 10:28, returning 2026-06-03. The recorded itinerary left on a Wednesday, returning on a Wednesday 7 nights later; the fare was observed 32 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $1746, it ranked 30th of the 30 round-trip fares we recorded from AUS (median $292). That is 26.3 cents per great-circle mile (round-trip price over one-way distance), above the AUS median of 22.5 cents across 30 round-trip routes.
Routes from AUS of similar length: Dubrovnik (5,973 mi) at $1141 and Buenos Aires (5,164 mi) at $838.
Frontier had the cheapest fare on 13 of 30 AUS routes. It is the 2nd longest of the 30 routes we track from AUS.
Of 15 departure airports with a fare to Lagos, Austin (AUS) ranked 15th at $1746. Lowest: $738 from Dubai (DXB); highest: $1746 from Austin (AUS); 0 nonstop. Cheapest-fare airlines (routes): Qatar (5), Turkish (3), Virgin Atlantic (2), airline 4Y (1), American Airlines (1) and Frontier (1), plus 2 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, Africa/Lagos; flight time is our estimate.