Cheap flights from Flint to San Francisco International

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      Compare Flint 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 Flint to San Francisco International

      Looking for a cheap last-minute deal or the best round-trip flight from Flint Airport to San Francisco International Airport? If you want to travel next month, round-trip fares start from $321. Find the lowest prices on one-way and round-trip tickets right here.

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

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

      Flint to San Francisco: Flight information

      The things to know before you go.
      Cheapest flight found$320
      Cheapest month to flySeptember

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

      The best price we found for a round-trip flight from Flint to San Francisco International is $320. 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 Flint to San Francisco International. But we found flights with one or more stops from $320.
      There are no flights flying from Flint to San Francisco International, as of August 2026.
      The cheapest month to fly from Flint to San Francisco International is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Flint Airport to San Francisco International Airport on Thursday, September 10, 2026.
      No airlines currently offer direct flights between Flint 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, Allegiant Air offers the cheapest flight tickets to San Francisco International.

      Flying from Flint Airport (FNT) to San Francisco International Airport (SFO): what you need to know

      • San Francisco is three hours behind Flint and is in the UTC-8 timezone.

      • Give yourself plenty of time to catch your FNT to SFO flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

      • You can expect longer queues in popular months like April. Arriving up to four hours ahead of international flights and two hours for domestic departures is a smart move.

      • Consider adding a stopover when booking your ticket from Flint Airport to San Francisco International Airport. Simply uncheck 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between FNT and SFO:

        • Chicago O'Hare International Airport

        • Harry Reid International Airport

        • Nashville Airport

      How to find the cheapest flights from Flint Airport (FNT) to San Francisco International Airport (SFO)

      • $161 is the best price for a one-way Flint Airport to San Francisco International Airport flight. A return flight starts at $321. These fares can change based on demand.

      • It's often best to book early if you want to find cheap tickets from FNT to SFO. That's because flight prices are based on demand, which tends to increase closer to departure.

      • The 'Whole month' search function shows you the cheapest flights from Flint Airport to San Francisco International Airport across each month. It's an easy way to find a bargain if your trip dates are flexible.

      • There's no need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll update you as soon as there's a better deal on cheap flights from FNT to SFO.

      • Select your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Flint Airport to San Francisco International Airport.

      Handy information about Flint Airport (FNT)

      • FNT is located at G-3425 West Bristol Road.

      • When it comes to the on-time performance of Flint Airport, 68% of flights complete their journey on time.

      • Central Flint to Flint Airport is around 16 kilometers. Depending on traffic, it'll take about 20 minutes to get there if you're driving, ride-sharing or catching a cab.

      • Expect a trip time of roughly 50 minutes on public transport.

      • Have an early flight from Flint Airport to San Francisco International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to FNT:

      Arriving at San Francisco International Airport (SFO)

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

      • From San Francisco International Airport, San Francisco is approximately 21 kilometers away. It takes around 25 minutes to reach the center driving.

      • Getting there by public transport takes roughly 35 minutes.

      When to fly to San Francisco International Airport (SFO)

      • It's time to plan your trip dates for your flight from Flint Airport to San Francisco International Airport. July is the busiest month to visit San Francisco. If you prefer a more laid-back vibe, go in March.

      • The warmest month in San Francisco is September, with the temperature ranging between 12ºC (54ºF) and 24ºC (75ºF). Lock in your flights from Flint Airport to San Francisco International Airport in this month if this is the kind of weather you like.

      • If you like cooler conditions, search for a cheap ticket from FNT to SFO in January. Average temperatures are between 5ºC (41ºF) and 16ºC (61ºF) then.

      Explore more of the United States

      • You've visited San Francisco, now it's time to discover other parts of the United States. Travel about 64 kilometers south-east to San Jose to check off its top sights. From Winchester Mystery House to The Tech Interactive and Santa Clara Valley, you'll have a full itinerary ahead.

      • Fresno is another sought-after destination in the United States and is around 257 kilometers south-east of San Francisco. No journey is complete without visiting Forestiere Underground Gardens, Shinzen Japanese Garden and Fresno Chaffee Zoo.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.