Every Singapore–San José fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/singapore-to-san-jose-costa-rica/#2026-12-27-2027-01-20-JLhttps://flight.deals/flights/singapore-to-san-jose-costa-rica/#2026-12-27-2027-01-20-JLSIN → SJO round-trip on Japan Airlines, 2026-12-27 to 2027-01-20 (24 nights). Cached fare $1,507. Not enough cached history on this route yet to say what it usually costs.Wed, 14 Oct 2026 10:33:03 GMT