Charlotte Amalie to San Juan (STT–SJU) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
STT–SJU is served by 5 airlines with nonstop service. Cape Air, JetBlue and Southwest Airlines lead the route. The flight covers 68 miles in approximately 0h 35m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| 9K Cape Air | 52 | CNA, T12 | 0h35-0h41 | – | – | |
| B6 JetBlue Also: QR | 3 | 320 | 0h41 | – | QR | |
| WN Southwest Airlines | 1 | – | – | – | – | |
| AA American Airlines | 0 | – | – | Oneworld | – | |
| SY Sun Country Airlines | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach San Juan from Charlotte Amalie
| Metric | STT→SJU | CPX→SJU | EIS→SJU |
|---|---|---|---|
| Distance from STT | – | 21 mi | 30 mi |
| Nonstop airlines | 5 | 2 | 13 |
| Weekly flights | 97 | 31 | 58 |
| Flight time | 0h 35m | 0h 29m | 0h 40m |
| Departure OTP | 100% | – | – |
Travel Essentials
STT: AST · SJU: AST
When it's 6:00 PM in Charlotte Amalie, it's 6:00 PM in San Juan.
STT–SJU Quick Facts
Frequently Asked Questions
St. Thomas to San Juan: Short-Hop Caribbean Air Link
STT-SJU covers 70 miles between the US Virgin Islands and Puerto Rico's capital in 30 to 35 minutes. Cape Air dominates the route with small turboprop equipment (Cessna 402 and Tecnam P2012), running multiple daily departures. When American Eagle or Silver Airways operate regional jets on the route, block time remains under 45 minutes including taxi. The corridor carries a mix of US residents moving between USVI and Puerto Rico for work, commerce, and family visits, as well as visitors using SJU as a gateway before connecting to the Virgin Islands. Both STT and SJU operate under US domestic rules: no customs or immigration for US citizens, though agriculture screening applies at some Caribbean-specific checkpoints.
Operational Notes for Small Aircraft Routes
STT's Cyril E. King Airport sits on a short runway constrained by terrain to the east and the Caribbean to the west. Crosswind conditions on the single runway regularly affect departure timing. Turboprop operations are more susceptible to wind shear and convective delays than jet aircraft on the same segment. Afternoon cumulus development over the islands June through October adds turbulence on short hops; morning departures are smoother. SJU's Luis Muñoz Marín International is the Caribbean's largest airport and handles connections to the US mainland from American, United, Delta, JetBlue, Southwest, and Spirit.