Business class to Costa Rica was cheapest at 90 days out in November 2026, with 2 of 10 reaching RARE. Altius monitored 10 nonstop routes from 7 gateways, and the deepest fare was $1,637 to Liberia departing 2026-11-14. Coverage is partial: 18 of 30 departure dates observed.

Business class to Costa Rica was cheapest at 90 days out in October 2026, with 1 of 10 reaching LEGENDARY. Altius monitored 10 nonstop routes from 7 gateways, and the deepest fare was $1,618 to Liberia departing 2026-10-26.

Business class to Costa Rica was cheapest at 60 days out in September 2026, with 3 of 10 reaching LEGENDARY. Altius monitored 10 nonstop routes from 7 gateways, and the deepest fare was $1,708 to Liberia departing 2026-09-09.

Business class to Costa Rica was cheapest at 30 days out in August 2026, with 2 of 9 reaching LEGENDARY. Altius monitored 9 nonstop routes from 6 gateways, and the deepest fare was $4,166 to San José departing 2026-08-25.

Business class to Costa Rica was cheapest at 30 days out in July 2026, with 1 of 9 reaching LEGENDARY. Altius monitored 9 nonstop routes from 6 gateways, and the deepest fare was $1,400 to Liberia departing 2026-07-09.

Business class to Costa Rica was cheapest at 30 days out in June 2026, with 1 of 8 reaching LEGENDARY. Altius monitored 8 nonstop routes from 5 gateways, and the deepest fare was $2,058 to Liberia departing 2026-06-30. Coverage is partial: 12 of 30 departure dates observed.