Security wait times at SJU can vary, so arrive two hours early for domestic flights to ensure a smooth departure.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $119 (JetBlue) |
One-way from | $70 (JetBlue) |
Popular in | December |
Cheapest in | February |
Average price | $132 |
Good round-trip deal | $193 or less |
Good one-way deal | $179 or less |
Fly from
Fly to
Route
Depart
Return
Price
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Thu 3/19
3:40 pm-4:15 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Wed 3/25
5:10 pm-5:55 pm
Nonstop0h 45m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Fri 3/20
3:40 pm-4:15 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Wed 3/25
5:10 pm-5:55 pm
Nonstop0h 45m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Mon 1/26
2:30 pm-3:05 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Mon 2/2
4:00 pm-4:43 pm
Nonstop0h 43m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Fri 3/20
3:40 pm-4:15 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Mon 3/30
5:10 pm-5:55 pm
Nonstop0h 45m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Fri 1/30
2:30 pm-3:05 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Tue 2/3
4:00 pm-4:43 pm
Nonstop0h 43m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Fri 1/30
2:30 pm-3:05 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Wed 2/4
4:00 pm-4:43 pm
Nonstop0h 43m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Wed 4/15
11:50 am-12:26 pm
Nonstop0h 36m
Saint Thomas Island Cyril E King
Tue 4/21
1:21 pm-2:10 pm
Nonstop0h 49m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Thu 4/9
11:45 am-12:20 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Mon 4/13
1:15 pm-2:04 pm
Nonstop0h 49m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Mon 1/26
2:30 pm-3:05 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Wed 2/4
4:00 pm-4:43 pm
Nonstop0h 43m
San JuanSaint Thomas Island
SJU - STT
SJUSTT
San Juan Luis Munoz Marin Intl
Sun 1/25
2:30 pm-3:05 pm
Nonstop0h 35m
Saint Thomas Island Cyril E King
Mon 2/2
4:00 pm-4:43 pm
Nonstop0h 43m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from San Juan Luis Munoz Marin Intl Airport to Saint Thomas Island, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, February is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Saint Thomas Island (average of $22). Flying from San Juan Luis Munoz Marin Intl Airport to Saint Thomas Island in September is currently the most expensive (average of $117). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Juan Luis Munoz Marin Intl Airport to Saint Thomas Island as you normally would.
About 14% of weekly flights between San Juan and Saint Thomas Island have experienced delays in the past year, with the average delay time being 79 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Silver Airways have had the lowest number of delays on this route, with just 7% of flights being delayed.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$29 | Average$68 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$67 | Average$149 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$68 | Average$150 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$77 | Average$90 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$201 | Average$378 | FlexibilityNo cancel fee | On-time63% |