C$477 Cheap Flights from Stewart International to San Francisco International

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      Compare Stewart International to San Francisco International flight deals

      Find the cheapest month or even day of the year to fly to San Francisco International

      Book the best San Francisco International fare with no extra fees

      Flight deals from Stewart International to San Francisco International

      Looking for a cheap last-minute deal or the best round-trip flight from Stewart International to San Francisco International? Find the lowest prices on one-way and round-trip tickets right here.

      Find the cheapest month to fly from Stewart International to San Francisco International

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

      Stewart International to San Francisco International: Alternative routes

      Compare routes from Stewart International to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

      New York to San Francisco: Flight information

      The things to know before you go.
      Cheapest flight foundC$1,077
      Cheapest month to flyOctober

      Finding cheap flights from Stewart International to San Francisco International: Frequently asked questions

      The best price we found for a round-trip flight from Stewart International to San Francisco International is C$1,077. 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 Stewart International to San Francisco International. But we found flights with one or more stops from C$1,077.
      There are no flights flying from Stewart International to San Francisco International, as of July 2025.
      The cheapest month to fly from Stewart International to San Francisco International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Stewart International Airport to San Francisco International Airport on Friday, October 3, 2025.
      No airlines currently offer direct flights between Stewart International 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, Breeze Airways offers the cheapest flight tickets to San Francisco International.

      Flying from Stewart International Airport (SWF) to San Francisco International Airport (SFO): what you need to know

      • San Francisco is three hours behind New York and follows the UTC-7 timezone.

      • Your SWF to SFO flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

      • You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a wise move.

      • If you'd love to visit a new city along the way, consider a flight with a stopover. To see your options for tickets from Stewart International Airport to San Francisco International Airport, uncheck 'Direct flights only.' Orlando International Airport is a well-known stop between SWF and SFO.

      How to find the cheapest flights from Stewart International Airport (SWF) to San Francisco International Airport (SFO)

      • C$477 is the lowest price for a one-way Stewart International Airport to San Francisco International Airport flight. Return flights start from C$1,077. These prices can change based on demand.

      • Don't wait until the last minute. You're more likely to get cheap tickets from SWF to SFO if you book in advance. Airlines often offer some great early bird rates.

      • If you can be flexible with your trip dates, use the 'Whole month' tool. It'll give you the cheapest price in each month when looking for a flight from Stewart International Airport to San Francisco International Airport.

      • Never miss a deal on cheap flights from SWF to SFO by creating a Price Alert. We'll send you an email or notification through the app when a special offer becomes available.

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

      Handy information about Stewart International Airport (SWF)

      • The address for SWF is 1180 1st St.

      • Stewart International Airport scores high marks for on-time performance. 83.75% of flights that take off from SWF land on time.

      • Stewart International Airport is around 121 kilometres from central New York. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 1 hour 30 minutes or so to get there, depending on the traffic.

      • You can expect a trip time of around 1 hour 55 minutes on public transport.

      • Have an early flight from Stewart International Airport to San Francisco International Airport? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by choosing one of these stays close to SWF:

      Arriving at San Francisco International Airport (SFO)

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

      • San Francisco International Airport to the centre of San Francisco has a drive time of around 20 minutes. It's approximately 21 kilometres away.

      • When travelling on public transport, expect a journey of roughly 45 minutes.

      When to fly to San Francisco International Airport (SFO)

      • The quietest month for a flight from Stewart International Airport to San Francisco International Airport is February, while August is the most popular. Choose the best time to visit San Francisco based on whether you prefer a laid-back vibe or a more bustling atmosphere.

      • The warmest month in San Francisco is September, with the temperature ranging between 12ºC (54ºF) and 22ºC (72ºF). Book your flights from Stewart International Airport to San Francisco International Airport in this month if this is the kind of weather you like.

      • January has average temperatures of between 6ºC (43ºF) and 16ºC (61ºF). Look for cheap tickets from SWF to SFO around that time if you want to travel when it's cooler.

      Explore more of United States

      • You've done San Francisco, now it's time to discover other parts of United States. Journey about 64 kilometres south-east to San Jose to tick off its top sights. From Winchester Mystery House to Rosicrucian Egyptian Museum and San Jose Museum of Art, you'll have a packed itinerary ahead.

      • Around 257 kilometres south-east of San Francisco, Fresno is another favourite stop in United States. Get a taste of what this destination has to offer at 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.