Trip.com
>
Flights
>
Flights to U.S. Virgin Islands
>
Flights to Saint Thomas
Hotels in Saint Thomas
>
Flights from San Francisco to Saint Thomas

Search cheap flights from San Francisco to Saint Thomas in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$330, and round-trip tickets start at US$683.

      • SFO 23:58
        11h 5m
        1 stop
        STT 14:03
        San Francisco - Saint Thomas | Sat, Jul 25 | Jetblue Airways
        STT 14:49
        23h 18m
        1 stop
        SFO 11:07
        Saint Thomas - San Francisco | Wed, Jul 29 | Jetblue Airways
        US$683 US$1,232
        45% off
        45% off
        US$1,232 US$683
      • SFO 12:16
        19h 44m
        1 stop
        STT 11:00
        San Francisco - Saint Thomas | Mon, Aug 10 | American Airlines
        STT 16:42
        11h 12m
        1 stop
        SFO 00:54
        Saint Thomas - San Francisco | Sat, Aug 15 | American Airlines
        US$780 US$1,232
        37% off
        37% off
        US$1,232 US$780
      • SFO 08:10
        25h 10m
        1 stop
        STT 12:20
        San Francisco - Saint Thomas | Sun, Jul 26 | United Airlines
        STT 13:22
        13h 53m
        1 stop
        SFO 00:15
        Saint Thomas - San Francisco | Sun, Aug 2 | United Airlines
        US$799 US$1,232
        35% off
        35% off
        US$1,232 US$799
      • SFO 07:05
        29h 38m
        1 stop
        STT 15:43
        San Francisco - Saint Thomas | Mon, Jul 27 | United Airlines
        STT 16:45
        21h 5m
        1 stop
        SFO 10:50
        Saint Thomas - San Francisco | Sat, Aug 1 | United Airlines
        US$804
        35% off
        US$1,232 US$804
      • SFO 13:15
        20h 43m
        1 stop
        STT 12:58
        San Francisco - Saint Thomas | Wed, Jul 29 | United Airlines
        STT 13:22
        21h
        1 stop
        SFO 07:22
        Saint Thomas - San Francisco | Tue, Aug 4 | United Airlines
        US$821
        33% off
        US$1,232 US$821
      • SFO 14:00
        19h 58m
        1 stop
        STT 12:58
        San Francisco - Saint Thomas | Wed, Aug 19 | United Airlines
        STT 16:45
        28h 44m
        1 stop
        SFO 18:29
        Saint Thomas - San Francisco | Thu, Aug 27 | United Airlines
        US$856
        31% off
        US$1,232 US$856
      • SFO 22:35
        11h 33m
        1 stop
        STT 13:08
        San Francisco - Saint Thomas | Thu, Jul 23 | United Airlines
        STT 14:10
        21h 37m
        1 stop
        SFO 08:47
        Saint Thomas - San Francisco | Thu, Jul 30 | United Airlines
        US$857
        30% off
        US$1,232 US$857
      • SFO 16:40
        20h 3m
        1 stop
        STT 15:43
        San Francisco - Saint Thomas | Sun, Aug 2 | United Airlines
        STT 16:45
        19h 27m
        1 stop
        SFO 09:12
        Saint Thomas - San Francisco | Mon, Aug 10 | United Airlines
        US$881
        28% off
        US$1,232 US$881
      • SFO 18:34
        17h 20m
        1 stop
        STT 14:54
        San Francisco - Saint Thomas | Wed, Aug 5 | United Airlines
        STT 16:00
        29h 30m
        1 stop
        SFO 18:30
        Saint Thomas - San Francisco | Thu, Aug 13 | United Airlines
        US$887
        28% off
        US$1,232 US$887
      • SFO 13:00
        17h 25m
        1 stop
        STT 14:00
        San Francisco - Saint Thomas | Thu, Jul 16 | Normal Airline
        STT 15:00
        6h
        Nonstop
        SFO 16:00
        Saint Thomas - San Francisco | Sat, Jul 18 | Normal Airline
        Find more flights
        Find more flights
      • SFO 12:16
        19h 44m
        1 stop
        STT 11:00
        San Francisco - Saint Thomas | Tue, Aug 11 | American Airlines
        US$330 US$621
        47% off
        47% off
        US$621 US$330
      • SFO 12:10
        19h 50m
        1 stop
        STT 11:00
        San Francisco - Saint Thomas | Tue, Aug 4 | American Airlines
        US$340 US$621
        45% off
        45% off
        US$621 US$340
      • SFO 21:30
        11h 50m
        1 stop
        STT 12:20
        San Francisco - Saint Thomas | Wed, Jul 29 | United Airlines
        US$437 US$621
        30% off
        30% off
        US$621 US$437
      • SFO 23:59
        12h 44m
        1 stop
        STT 15:43
        San Francisco - Saint Thomas | Thu, Jul 30 | United Airlines
        US$437
        30% off
        US$621 US$437
      • SFO 16:40
        20h 3m
        1 stop
        STT 15:43
        San Francisco - Saint Thomas | Thu, Aug 6 | United Airlines
        US$439
        28% off
        US$621 US$439
      • SFO 21:30
        11h 50m
        1 stop
        STT 12:20
        San Francisco - Saint Thomas | Sun, Jul 26 | United Airlines
        US$440
        28% off
        US$621 US$440
      • SFO 18:54
        17h 49m
        1 stop
        STT 15:43
        San Francisco - Saint Thomas | Thu, Jul 23 | United Airlines
        US$444
        28% off
        US$621 US$444
      • SFO 13:20
        18h 43m
        1 stop
        STT 11:03
        San Francisco - Saint Thomas | Thu, Jul 23 | American Airlines
        US$446
        28% off
        US$621 US$446
      • SFO 23:05
        10h 15m
        1 stop
        STT 12:20
        San Francisco - Saint Thomas | Mon, Aug 3 | United Airlines
        US$447
        28% off
        US$621 US$447
      • SFO 13:00
        17h 25m
        1 stop
        STT 14:00
        San Francisco - Saint Thomas | Thu, Jul 16 | Normal Airline
        Find more flights
        Find more flights

San Francisco to Saint Thomas Flight Details

The distance between San Francisco and Saint Thomas is about 5,933.11 km. Based on Trip.com's latest data, travel demand is highest in December. The off-season for travel is October.

Cheapest one-way flight priceUS$330
Cheapest return ticket priceUS$683
Cheapest monthOctober
Peak season for travelDecember
Flight distance5,933.11 km
Flight statistics for the San Francisco–Saint Thomas route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from San Francisco to Saint Thomas (SFO-STT)?

    Based on Trip.com data, American Airlines offers one-way fares as low as US$330 on Cheapest nonstop routes (e.g. SFO to STT on Tue, Aug 11), while Jetblue Airways offers Cheapest nonstop round-trips from US$683 departing on Sat, Jul 25 and returning on Wed, Jul 29.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Saint Thomas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Francisco to Saint Thomas, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Aug 11, with one-way flights priced at just US$330.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Saint Thomas travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Francisco to Saint Thomas is October, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from San Francisco to Saint Thomas on July 20, 2026 with Jetblue Airways, with prices starting at US$683.
  • The time difference between Saint Thomas and San Francisco is 4h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Explore More Popular Flights

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.