Mexico City (MEX) to Houston (HOU): 744 miles (1,198 km) great-circle, about 2h 00m nonstop by our estimate. Cheapest fare observed: $240 round-trip on Viva Aerobus, with 1 stop, departing May 16, 2026.
$240 round-trip, Viva Aerobus VB4043, departing 2026-05-16 at 15:05, returning 2026-06-13. The recorded itinerary left on a Saturday, returning on a Saturday 28 nights later; the fare was observed 21 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $240, it ranked 12th of the 30 round-trip fares we recorded from MEX (median $329). That is 32.2 cents per great-circle mile (round-trip price over one-way distance), above the MEX median of 18.3 cents across 30 round-trip routes.
Routes from MEX of similar length: Tulum (743 mi) at $121 and Cancun (798 mi) at $127.
Viva Aerobus had the cheapest fare on 13 of 30 MEX routes. It is the 21st longest of the 30 routes we track from MEX.
Of 25 departure airports with a fare to Houston, Mexico City (MEX) ranked 15th at $240. Lowest: $102 from Denver (DEN); highest: $535 from Santo Domingo (SDQ); 13 nonstop. Cheapest-fare airlines (routes): Frontier (15), Spirit (4), Arajet (1), JetBlue (1), Southwest (1) and United Airlines (1), plus 2 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/Chicago; flight time is our estimate.