Mexico City (MEX) to Los Angeles (LAX): 1,554 miles (2,500 km) great-circle, about 3h 35m nonstop by our estimate. Cheapest fare observed: $291 round-trip on Viva Aerobus, with 1 stop, departing May 6, 2026.
$291 round-trip, Viva Aerobus VB4043, departing 2026-05-06 at 15:05, returning 2026-05-15. The recorded itinerary left on a Wednesday, returning on a Friday 9 nights later; the fare was observed 11 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $291, it ranked 14th of the 30 round-trip fares we recorded from MEX (median $329). That is 18.7 cents per great-circle mile (round-trip price over one-way distance), close to the MEX median of 18.3 cents across 30 round-trip routes.
Routes from MEX of similar length: Tijuana (1,430 mi) at $183 and Chicago (1,689 mi) at $274.
Viva Aerobus had the cheapest fare on 13 of 30 MEX routes. It is the 16th longest of the 30 routes we track from MEX.
Of 40 departure airports with a fare to Los Angeles, Mexico City (MEX) ranked 30th at $291. 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.
That depends on your passport and trip, so check the official source for United States: U.S. Customs and Border Protection: international visitors. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Mexico_City, America/Los_Angeles; flight time is our estimate.