Las Vegas (LAS) to San Francisco (SFO): 413 miles (665 km) great-circle, about 1h 20m nonstop by our estimate. Cheapest fare observed: $153 round-trip on Frontier, nonstop, departing April 27, 2026.
$153 round-trip, Frontier F94401, departing 2026-04-27 at 10:23, returning 2026-04-27. The recorded itinerary left on a Monday and came back the same day; the fare was observed 2 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $153, it ranked 6th of the 30 round-trip fares we recorded from LAS (median $271). That is 37.0 cents per great-circle mile (round-trip price over one-way distance), above the LAS median of 20.1 cents across 30 round-trip routes.
Routes from LAS of similar length: Oakland (407 mi) at $254 and San Jose (386 mi) at $270.
Frontier had the cheapest fare on 11 of 30 LAS routes. It is the 25th longest of the 30 routes we track from LAS.
Of 19 departure airports with a fare to San Francisco, Las Vegas (LAS) ranked 2nd at $153. Lowest: $126 from Los Angeles (LAX); highest: $483 from New York (JFK); 6 nonstop. Cheapest-fare airlines (routes): Frontier (13), Southwest (3), American Airlines (1), United Airlines (1) and WestJet (1).
The reverse, San Francisco (SFO) to Las Vegas (LAS), was $51 round-trip on Frontier, nonstop, departing May 18, 2026. San Francisco to Las Vegas 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.