Detroit (DTW) to Los Angeles (LAX): 1,975 miles (3,178 km) great-circle, about 4h 25m nonstop by our estimate. Cheapest fare observed: $280 round-trip on Frontier, with 1 stop, departing June 28, 2026.
$280 round-trip, Frontier F92211, departing 2026-06-28 at 07:45, returning 2026-07-04. The recorded itinerary left on a Sunday, returning on a Saturday 6 nights later; the fare was observed 64 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $280, it ranked 16th of the 30 round-trip fares we recorded from DTW (median $275). That is 14.2 cents per great-circle mile (round-trip price over one-way distance), below the DTW median of 22.2 cents across 30 round-trip routes.
Routes from DTW of similar length: Seattle (1,922 mi) at $375 and Queretaro (1,785 mi) at $494.
Frontier had the cheapest fare on 17 of 30 DTW routes. It is the 10th longest of the 30 routes we track from DTW.
Of 40 departure airports with a fare to Los Angeles, Detroit (DTW) ranked 27th at $280. Lowest: $77 from Seattle (SEA); highest: $1224 from Sapporo (CTS); 11 nonstop. Cheapest-fare airlines (routes): Frontier (18), Spirit (5), Southwest (3), EVA Air (2), Fiji Airways (2) and WestJet (2), plus 8 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/Los_Angeles; flight time is our estimate.