Your next trip, last seen at €156
Below averageWhen to fly
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Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €156, departing 16 Feb 2027 (Last checked: 18 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 174Check live prices for this route
- Airlines seen
- Cape Air, JetBlue, American Airlines, United Airlines
- Reported fastest flight
- 35m
- Non-stop
- Yes
About this route
Explore the fares we observed from San Juan to Saint Thomas. Prices move often, so pick your dates to see the latest options.
- Route distance
- 125 km
- Reported fastest flight
- 35m
- Airlines seen
- Cape Air, JetBlue, American Airlines, United Airlines
- Alternative airports
- SIG
Route-level information; individual journeys vary.
Published schedules report non-stop service with Cape Air, JetBlue. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| JetBlue | 125 / 174 | |
| Cape Air | 6 / 174 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Fernando Luis Ribas Dominicci Airport (SIG) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 1 km.
- Luis Munoz Marin International Airport (SJU) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 11 km.
- Cyril E. King Airport (STT) → Saint Thomas, city gazetteer reference point (18.3419, -64.9307): ≈ 5 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €154 | 12 |
| November 2026 | €104 | 30 |
| December 2026 | €125 | 31 |
| January 2027 | €137 | 31 |
| February 2027 | €136 | 24 |
| March 2027 | €156 | 4 |
| April 2027 | €156 | 30 |
| May 2027 | €160 | 12 |
Lowest fare by day of the week
Cheapest day of the week from San Juan to Saint Thomas: Thursday, from €104 (checked 16 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €125 | 25 |
| Tuesday | €125 | 26 |
| Wednesday | €123 | 26 |
| Thursday | €104 | 24 |
| Friday | €104 | 24 |
| Saturday | €123 | 24 |
| Sunday | €123 | 25 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from San Juan to Saint Thomas by days until departure (31 to 60 days): €104 (checked 16 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €154 | 8 |
| 8 to 30 days | €123 | 23 |
| 31 to 60 days | €104 | 30 |
| 61 days or more | €136 | 113 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from San Juan to Saint Thomas: JetBlue, from €104 (checked 16 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| JetBlue | €104Nov 26, 2026 | 125 |
| Cape Air | €160Feb 16, 2027 | 6 |
| American Airlines | €309Feb 16, 2027 | 6 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from San Juan to Saint Thomas?
The lowest fare we have observed is €156, found on 18 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from San Juan to Saint Thomas?
In our observations February 2027 is the cheapest month so far, at €156.
Are there direct flights from San Juan to Saint Thomas?
Yes. Published schedules report non-stop flights on this route with Cape Air, JetBlue.
Which airlines fly from San Juan to Saint Thomas?
These are the carriers we have seen on the route: Cape Air, JetBlue, American Airlines, United Airlines.
How long does the flight from San Juan to Saint Thomas take?
The average journey time across the 121 fares we observed is 37m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed San Juan to Saint Thomas fares were non-stop?
121 of the 121 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from San Juan to Saint Thomas?
For San Juan to Saint Thomas, examples of observed one-way non-stop offers checked within the last 14 days: JetBlue (125), Cape Air (6). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from San Juan to Saint Thomas?
Cheapest day of the week from San Juan to Saint Thomas: Thursday, from €104 (checked 16 Oct 2026).
Which airline has the lowest fare from San Juan to Saint Thomas?
Cheapest airline from San Juan to Saint Thomas: JetBlue, from €104 (checked 16 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 18 Oct 2026