Cheap Flights from Bangor to San Francisco

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Compare Bangor 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 Bangor to San Francisco International

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

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

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

Bangor to San Francisco International: Alternative routes

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

Bangor to San Francisco: Flight information

The things to know before you go.
Cheapest flight found$787
Cheapest month to flyJune

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

The best price we found for a return flight from Bangor to San Francisco International is $787. 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 Bangor to San Francisco International. But we found flights with one or more stops from $787.
As of April 2025, there are no flights flying from Bangor to San Francisco International.
The cheapest month to fly from Bangor to San Francisco International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bangor Airport to San Francisco International Airport on Saturday, 21 June 2025.
No airlines currently offer direct flights between Bangor 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, Delta offers the cheapest flight tickets to San Francisco International.

Flying from Bangor International Airport (BGR) to San Francisco International Airport (SFO): what you need to know

  • The timezone in San Francisco is UTC-7, which is three hours behind Bangor.

  • Your BGR to SFO flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Flying during a peak month like August? Public holidays and other high seasons can lead to longer lines and delays at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.

  • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Bangor International Airport to San Francisco International Airport, deselect 'Direct flights only.' Then, pick a flight with a stop long enough to explore your chosen city. Top stopovers between BGR and SFO include:

    • Newark Liberty International Airport

    • Philadelphia International Airport

    • O'Hare International Airport

How to find the cheapest flights from Bangor International Airport (BGR) to San Francisco International Airport (SFO)

  • Currently, $243 is the lowest price we've found for a one-way Bangor International Airport to San Francisco International Airport flight. The best price for a return ticket is $787. Remember that fares could change due to demand at the time of booking.

  • It's usually best to book in advance if you want to get cheap tickets from BGR to SFO. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • Finding cheap flights from Bangor International Airport to San Francisco International Airport is more likely if you can be flexible with your travel dates. Use the 'Whole month' search function to see the lowest fares throughout the month and land a great deal.

  • Finding cheap flights from BGR to SFO is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as a new deal comes up.

  • Tailor your flights with filters. Pick your preferred departure and arrival times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Bangor International Airport to San Francisco International Airport.

Handy information about Bangor International Airport (BGR)

  • The address for BGR is 287 Godfry Boulevard.

  • 80.41% of flights departing from Bangor International Airport land at their destination on time. Given its impressive on-time stats, delays are unlikely when taking off from BGR.

  • Bangor International Airport is around 5 kilometres from central Bangor. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 10 minutes or so to arrive, depending on the traffic.

  • Taking an early flight from Bangor International Airport to San Francisco International Airport? Avoid rushing to the airport (and sneak in some extra snooze time) by choosing one of these stays close to BGR:

Arriving at San Francisco International Airport (SFO)

  • If you're coming in on a late Bangor International Airport to San Francisco International Airport flight, few things top the convenience of being close to the terminal. Pick up your bags from the carousel and then be showered and resting not long after at one of these hotels near SFO:

  • Pick up a San Francisco International Airport rental car and discover San Francisco and beyond with your own set of wheels. Dollar, Thrifty and Hertz are well-known companies you can book with here.

  • Reserving your vehicle from San Francisco International Airport about one week in advance gives you the best chance of locking in a great deal.

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

  • From San Francisco International Airport, San Francisco is approximately 21 kilometres away. It takes around 20 minutes to reach the centre by car.

  • Getting to the centre on public transport typically takes 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • August is the busiest month for flights from Bangor International Airport to San Francisco International Airport. For a quieter experience, travel to San Francisco in February.

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

  • If you want cooler conditions, search for a cheap ticket from BGR to SFO in January. Average temperatures are between 6ºC (43ºF) and 16ºC (61ºF) then.

Explore more of United States

  • San Jose is just one of the many places in United States waiting to be explored once you've seen the sights of San Francisco. Around 64 kilometres away to the south-east, check out popular attractions including Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • Fresno is another standout destination in United States and is around 257 kilometres south-east of San Francisco. No trip 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.