Saint Croix (STX) to San Juan (SJU) flights
2 airlines fly nonstop from Saint Croix (STX) to San Juan (SJU): Cape Air and JetBlue Airways. The two airports are 94 miles (151 km) apart. There are also 1 way to fly it with one stop, through Saint Thomas.
Airlines flying nonstop from STX to SJU
- Cape AirNot in an alliance · bookable with 3 programsWho books it
- JetBlue AirwaysNot in an alliance · bookable with 2 programsWho books it
Book STX to SJU with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- JetBlue TrueBlueBooks Cape Air, JetBlue Airways
- Alaska Atmos RewardsBooks Cape Air
- Delta SkyMilesBooks Cape Air
- Singapore Airlines KrisFlyerBooks JetBlue Airways
STX to SJU with one stop
1 connection, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Saint Thomas (STT)Cape Air the whole way
STX to SJU: common questions
Which airlines fly nonstop from STX to SJU?
Cape Air and JetBlue Airways fly nonstop from Saint Croix (STX) to San Juan (SJU).
How far is Saint Croix from San Juan by plane?
Saint Croix (STX) and San Juan (SJU) are 94 miles (151 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book STX to SJU award flights?
4 programs can book at least one of the nonstop airlines: JetBlue TrueBlue, Alaska Atmos Rewards, Delta SkyMiles and Singapore Airlines KrisFlyer. Which flights each can book depends on its partners, so check the airline before you transfer points.
How many miles does STX to SJU cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for STX to SJU with taxes and fees.
Where can I connect between Saint Croix and San Juan?
The most direct connections are through Saint Thomas (STT). On 1 of them the same airline flies both flights, for example Cape Air through Saint Thomas.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.