Los Angeles (LAX) to Las Vegas (LAS): 236 miles (380 km) great-circle, about 1h 00m nonstop by our estimate. Cheapest fare observed: $75 round-trip on Frontier, nonstop, departing May 19, 2026.
$75 round-trip, Frontier F93292, departing 2026-05-19 at 12:08, returning 2026-05-31. The recorded itinerary left on a Tuesday, returning on a Sunday 12 nights later; the fare was observed 24 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $75, it was the cheapest of the 30 round-trip fares we recorded from LAX (median $302). That is 31.7 cents per great-circle mile (round-trip price over one-way distance), above the LAX median of 15.3 cents across 30 round-trip routes.
Routes from LAX of similar length: San Francisco (338 mi) at $126 and Denver (861 mi) at $121.
Frontier had the cheapest fare on 11 of 30 LAX routes. It is the 30th longest of the 30 routes we track from LAX.
Of 32 departure airports with a fare to Las Vegas, Los Angeles (LAX) ranked 3rd at $75. Lowest: $51 from San Francisco (SFO); highest: $465 from Los Cabos (SJD); 16 nonstop. Cheapest-fare airlines (routes): Frontier (24), Alaska Airlines (2), Air Canada (1), American Airlines (1), JetBlue (1) and Southwest (1), plus 2 more.
The reverse, Las Vegas (LAS) to Los Angeles (LAX), was $182 round-trip on Spirit, nonstop, departing May 3, 2026. Las Vegas to Los Angeles flights.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Los_Angeles, America/Los_Angeles; flight time is our estimate.