Cheap Flights from San Francisco (SFO) to Bangor (BGR)

View AU$355 flight on Fri, 26 Sep. 2025Opens in a new window

Popular airlines from San Francisco International Airport (SFO) to Bangor Intl. Airport (BGR)

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Cheap Flights from San Francisco (SFO) to Bangor (BGR)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from San Francisco (SFO) to Bangor (BGR)

September is typically the cheapest month to fly

From AU$402 - AU$1,353 per traveller.

Graph displaying average flight prices per month

Flight from San Francisco to Bangor route information
Origin airport
San Francisco Intl.
Destination airport
Bangor Intl.
Distance
4443 km

Your quick guide to flights from San Francisco to Bangor

Pick up great flights from San Francisco to Bangor

With Expedia, you have your pick of flights a day with 20 airlines covering flights from San Francisco to Bangor. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from San Francisco to Bangor that take around hours.

Find cheap flights from San Francisco to Bangor

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from San Francisco to Bangor around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Bangor is normally in .

Reasons to book your flight from San Francisco to Bangor with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from San Francisco to Bangor across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Bangor right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from SFO to Bangor Intl. Airport (BGR)?
Pack your bags, because round-trip journeys from SFO to BGR start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to BGR?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from San Francisco Intl. Airport (SFO) to Bangor International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SFO to Bangor International Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to Bangor International Airport?
The distance is around 4 500 kilometres, so pack your carry-on bag with whatever you need to make your journey comfortable. Not sure what to take on board your San Francisco to Bangor flight? A sleep mask, earplugs and a neck pillow are a few essentials.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to BGR?
If you want to fly straight from San Francisco Airport to Bangor International Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly on this route.
Are SFO to BGR flight tickets cheaper when they're purchased at the last minute?
Booking your trip from San Francisco Airport to Bangor Intl. Airport (BGR) at the last minute could save you some serious cash. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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