Atlanta (ATL) to Guadalajara (GDL): 1,469 miles (2,364 km) great-circle, about 3h 25m nonstop by our estimate. Cheapest fare observed: $266 round-trip on Frontier, with 1 stop, departing June 9, 2026.
$266 round-trip, Frontier F92399, departing 2026-06-09 at 08:45, returning 2026-06-15. The recorded itinerary left on a Tuesday, returning on a Monday 6 nights later; the fare was observed 45 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $266, it ranked 18th of the 30 round-trip fares we recorded from ATL (median $212). That is 18.1 cents per great-circle mile (round-trip price over one-way distance), above the ATL median of 15.8 cents across 30 round-trip routes.
Routes from ATL of similar length: San Salvador (1,425 mi) at $603 and San Juan (1,548 mi) at $213.
Frontier had the cheapest fare on 18 of 30 ATL routes. It is the 17th longest of the 30 routes we track from ATL.
Of 15 departure airports with a fare to Guadalajara, Atlanta (ATL) ranked 8th at $266. Lowest: $64 from Mexico City (MEX); highest: $601 from Punta Cana (PUJ); 7 nonstop. Cheapest-fare airlines (routes): Volaris (9), Frontier (3), Aeromexico (1), Arajet (1) and Viva Aerobus (1).
That depends on your passport and trip, so check the official source for Mexico: Instituto Nacional de Migracion (Mexico). 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/New_York, America/Mexico_City; flight time is our estimate.