Cheap Flights from Cyril E. King to San Francisco International

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Find the cheapest month to fly from Cyril E. King to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cyril E. King to San Francisco International flights are currently cheapest in March.

Saint Thomas to San Francisco: Flight information

The things to know before you go.
Cheapest flight found$1,049
Cheapest month to flyMarch

Finding cheap flights from Cyril E. King to San Francisco International: Frequently asked questions

The best price we found for a return flight from Cyril E. King to San Francisco International is $1,049. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cyril E. King to San Francisco International. But we found flights with one or more stops from $1,049.
As of February 2026, there are no flights flying from Cyril E. King to San Francisco International.
The cheapest month to fly from Cyril E. King to San Francisco International is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cyril E. King Airport to San Francisco International Airport on Thursday, 19 March 2026.
No airlines currently offer direct flights between Cyril E. King Airport and San Francisco International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to San Francisco International.

Travelling from Cyril E. King Airport (STT) to San Francisco International Airport (SFO): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Show up at the airport on time to board your STT to SFO flight.

  • Travelling during a peak month such as July? Public holidays and other popular seasons can mean longer lines and delays at security. Play things extra safe and arrive up to four hours before international flights and two hours before domestic departures.

  • Think about adding a stopover when booking your ticket from Cyril E. King Airport to San Francisco International Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Check out these options between STT and SFO:

    • Hartsfield-Jackson Atlanta International Airport

    • Dallas/Fort Worth International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from Cyril E. King Airport (STT) to San Francisco International Airport (SFO)

  • $453 is currently the best price for a one-way Cyril E. King Airport to San Francisco International Airport flight. Return flights start at $1,049. These fares can change based on availability and demand.

  • To find cheap tickets from STT to SFO, book in advance. Airlines usually offer the most competitive fares when flights are first released.

  • Finding cheap flights from Cyril E. King Airport to San Francisco International Airport is easier if you're flexible with your travel dates. Use the 'Whole month' search function to see the lowest prices across the month and score a great deal.

  • There's no need to check back in every day to find out if fares have gone down when you create a Price Alert. We'll update you the moment there's a change in price on cheap flights from STT to SFO.

  • Lock in the perfect flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Cyril E. King Airport to San Francisco International Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Cyril E. King Airport (STT)

  • When it comes to Cyril E. King Airport's on-time performance, 74.5% of flights arrive within the expected timeframe.

Arriving at San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • San Francisco International Airport is roughly 21 kilometres from the centre of San Francisco. The drive time takes around 20 minutes.

  • It'll take around 45 minutes if you're using public transport.

When to fly to San Francisco International Airport (SFO)

  • The quietest month for a flight from Cyril E. King Airport to San Francisco International Airport is February, while August is the most popular. Pick the ideal time to go to San Francisco based on whether you prefer a more relaxed vibe or a faster pace.

  • Lock in your flight from Cyril E. King Airport to San Francisco International Airport for September if you want to visit San Francisco during its warmest month. Expect temperatures of between 12ºC and 22ºC.

  • Search for cheap tickets from STT to SFO in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 6ºC and 16ºC on average.

Explore more of United States

  • San Francisco has plenty going for it, but there are so many other parts of United States just waiting to be explored. Around 64 kilometres south-east of San Francisco, a visit to San Jose will keep your itinerary packed. Start with leading attractions like Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • Fresno is another well-known destination in United States and is around 257 kilometres south-east of San Francisco. No journey is complete without experiencing Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.