San José (SJO) to Dallas (DFW): 1,781 miles (2,866 km) great-circle, about 4h 05m nonstop by our estimate. Cheapest fare observed: $386 round-trip on Spirit, with 1 stop, departing June 1, 2026.
$386 round-trip, Spirit NK338, departing 2026-06-01 at 13:00, returning 2026-06-10. The recorded itinerary left on a Monday, returning on a Wednesday 9 nights later; the fare was observed 37 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $386, it ranked 15th of the 30 round-trip fares we recorded from SJO (median $412). That is 21.7 cents per great-circle mile (round-trip price over one-way distance), close to the SJO median of 21.6 cents across 29 round-trip routes.
Routes from SJO of similar length: Lima (1,597 mi) at $305 and Houston (1,534 mi) at $375.
Spirit had the cheapest fare on 4 of 30 SJO routes. It is the 15th longest of the 30 routes we track from SJO.
Of 27 departure airports with a fare to Dallas, San José (SJO) ranked 21st at $386. Lowest: $106 from Atlanta (ATL); highest: $1741 from Hyderabad (HYD); 14 nonstop. Cheapest-fare airlines (routes): Frontier (13), Spirit (5), American Airlines (2), Qatar (2), Alaska Airlines (1) and Emirates (1), plus 3 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/Costa_Rica, America/Chicago; flight time is our estimate.