Los Angeles (LAX) to Miami (MIA): 2,338 miles (3,763 km) great-circle, about 5h 10m nonstop by our estimate. Cheapest fare observed: $181 round-trip on Frontier, with 1 stop, departing May 4, 2026.
$181 round-trip, Frontier F92342, departing 2026-05-04 at 14:40, returning 2026-05-11. The recorded itinerary left on a Monday, returning on a Monday 7 nights later; the fare was observed 9 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $181, it ranked 10th of the 30 round-trip fares we recorded from LAX (median $302). That is 7.7 cents per great-circle mile (round-trip price over one-way distance), below the LAX median of 15.3 cents across 30 round-trip routes.
Routes from LAX of similar length: San Salvador (2,320 mi) at $241 and Washington (2,283 mi) at $572.
Frontier had the cheapest fare on 11 of 30 LAX routes. It is the 16th longest of the 30 routes we track from LAX.
Of 30 departure airports with a fare to Miami, Los Angeles (LAX) ranked 11th at $181. Lowest: $72 from Atlanta (ATL); highest: $1627 from Wellington (WLG); 10 nonstop. Cheapest-fare airlines (routes): Frontier (13), Spirit (4), Southwest (3), American Airlines (2), Arajet (2) and Avianca (1), plus 5 more.
The reverse, Miami (MIA) to Los Angeles (LAX), was $191 round-trip on Frontier, 1 stop, departing May 16, 2026. Miami to Los Angeles flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, America/New_York; flight time is our estimate.