Austin (AUS) to Cancun (CUN): 922 miles (1,484 km) great-circle, about 2h 20m nonstop by our estimate. Cheapest fare observed: $364 round-trip on JetBlue, with 1 stop, departing May 14, 2026.
$364 round-trip, JetBlue B61972, departing 2026-05-14 at 15:51, returning 2026-05-19. The recorded itinerary left on a Thursday, returning on a Tuesday 5 nights later; the fare was observed 19 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $364, it ranked 18th of the 30 round-trip fares we recorded from AUS (median $292). That is 39.5 cents per great-circle mile (round-trip price over one-way distance), above the AUS median of 22.5 cents across 30 round-trip routes.
Routes from AUS of similar length: Phoenix (871 mi) at $158 and Chicago (978 mi) at $277.
AUS to CUN is the only one of 30 AUS routes where JetBlue priced cheapest. It is the 27th longest of the 30 routes we track from AUS.
Of 25 departure airports with a fare to Cancun, Austin (AUS) ranked 15th at $364. Lowest: $127 from Mexico City (MEX); highest: $2060 from Perth (PER); 4 nonstop. Cheapest-fare airlines (routes): Frontier (6), Aeromexico (4), Air Canada (3), American Airlines (2), Viva Aerobus (2) and AirAsia (1), plus 7 more.
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/Chicago, America/Cancun; flight time is our estimate.