Southwest Airlines to Launch New Nonstop Flight to San José, Costa Rica
Published June 15, 2026
Southwest Airlines will introduce a new nonstop overnight flight from Las Vegas to San José, Costa Rica, beginning October 1, 2026, offering a direct travel option for those visiting the Central American capital.
Southwest Airlines Adds Nonstop Service to San José
Southwest Airlines is set to launch a new nonstop overnight flight from Las Vegas (Harry Reid International) to San José, Costa Rica (Juan Santamaría International), commencing October 1, 2026, according to deeparrival.com. This new route, operating daily, will utilize a Boeing 737-700 aircraft for the approximately 2,660-mile journey. Flight WN102 will depart Las Vegas at 11:20 PM and arrive in San José the following morning at 6:00 AM. A daytime return flight, WN104, will operate from Costa Rica to Las Vegas deeparrival.com.
Impact on Travelers to San José
The introduction of this direct flight establishes Las Vegas as a nonstop gateway to Costa Rica, potentially streamlining travel for those from the western United States seeking access to San José and its surrounding attractions deeparrival.com. This marks Southwest Airlines' first international red-eye flight, signifying an expansion of its leisure-route model and its approach to flights without hub connections deeparrival.com. Bookings for this route became available through Southwest's regular booking system in June 2026.
Key Takeaways
- Southwest Airlines will offer daily nonstop flights from Las Vegas to San José, Costa Rica.
- The new service begins October 1, 2026.
- The outbound flight is an overnight red-eye, departing Las Vegas at 11:20 PM.
- This is Southwest’s first international red-eye flight.
- The new route may simplify travel for western US travelers to San José.
Sources & further reading
- Southwest Longest International Flight Starts in Vegas | Deep Arrival — deeparrival.com (June 6, 2026)