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$201+ Cheap flights from San Francisco to Bangor, ME (SFO - BGR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BGR
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from San Francisco to Bangor

Cheapest flights from San Francisco to Bangor
Explore the most affordable flight options available from San Francisco to Bangor. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This American Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:30 pm
SFO
-
BGR
1 stop11h 17m
American Airlines
Thu 8/274:58 pm
BGR
-
SFO
1 stop8h 46m
American Airlines
Deal found 3/10$349
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:45 am
SFO
-
BGR
1 stop8h 50m
American Airlines
Tue 5/56:40 am
BGR
-
SFO
1 stop10h 27m
American Airlines
Deal found 3/9$369
This American Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:31 pm
SFO
-
BGR
1 stop8h 54m
American Airlines
Thu 4/303:15 pm
BGR
-
SFO
1 stop9h 13m
American Airlines
Deal found 3/8$395
This American Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:31 pm
SFO
-
BGR
1 stop8h 54m
American Airlines
Sat 5/93:15 pm
BGR
-
SFO
1 stop10h 49m
American Airlines
Deal found 3/7$400
This American Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:30 pm
SFO
-
BGR
1 stop11h 17m
American Airlines
Sat 8/222:37 pm
BGR
-
SFO
1 stop8h 52m
American Airlines
Deal found 3/8$401
This American Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:49 pm
SFO
-
BGR
1 stop9h 27m
American Airlines
Tue 4/146:40 am
BGR
-
SFO
1 stop10h 27m
American Airlines
Deal found 3/10$421

Find flight deals from San Francisco to Bangor

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Bangor (BGR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 12, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$261
(United Airlines)

Popular in

February

Cheapest in

November

Average price

$549
Provider with most accurate pricing for San Francisco-Bangor flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Bangor flights.
Search Deals
From San Francisco to Bangor
Search Deals
One-way flight from San Francisco to Bangor
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Bangor that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 12, 2026.
Use the filters below to find and compare flights from San Francisco to Bangor that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Mon 4/6

10:40 pm-11:48 am

2 stops10h 08m

Bangor

Mon 4/13

5:02 pm-1:23 am

1 stop11h 21m

$515

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Tue 7/14

10:35 pm-11:04 am

1 stop9h 29m

Bangor

Tue 7/21

6:10 am-3:01 pm

1 stop11h 51m

$515

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Tue 5/5

6:00 am-7:40 pm

1 stop10h 40m

Bangor

Sat 5/9

7:40 am-8:39 pm

2 stops15h 59m

$548

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Thu 4/9

12:30 am-2:33 pm

1 stop11h 03m

Bangor

Fri 4/17

6:15 pm-11:02 am

1 stop19h 47m

$565

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Tue 7/14

10:35 pm-11:04 am

1 stop9h 29m

Bangor

Wed 7/22

11:46 am-5:48 pm

1 stop9h 02m

$565

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Mon 4/6

11:35 pm-2:33 pm

2 stops11h 58m

Bangor

Mon 4/13

3:15 pm-11:54 pm

2 stops11h 39m

$681
Quickest round-trip

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Thu 3/26

6:21 am-5:46 pm

1 stop8h 25m

Bangor

Thu 4/2

5:21 am-11:41 am

1 stop9h 20m

$685
Cheapest one-way

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Thu 8/20

10:24 pm-9:26 am

3 stops32h 02m

$201

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Sat 8/8

11:45 pm-1:35 pm

1 stop10h 50m

$236
Quickest one-way

San FranciscoBangor

SFO - BGR

SFOBGR

San Francisco

Sun 6/7

11:59 pm-11:04 am

1 stop8h 05m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on San Francisco-Bangor, Maine flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Bangor, Maine flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Bangor, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Bangor, Maine flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Bangor, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Bangor

Have a flexible travel schedule? Discover the best time to fly to Bangor from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Bangor

Get insights into the airlines that provide service to Bangor. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangor. Reviews last updated March 12, 2026.
See what other customers who have flown with United Airlines and American Airlines from San Francisco to Bangor have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.1
Good
11,435 reviews
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Bangor. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco to Bangor, Maine?

    There are many flights that can get you from San Francisco to Bangor, Maine in 11h 17m. Fly via American Airlines to get the fastest option. There are 2774 mi between San Francisco and Bangor, Maine.

  • What are the cheapest airlines flying from San Francisco to Bangor, Maine round-trip?

    Currently priced at $332, American Airlines will fly you from San Francisco to Bangor, Maine and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $386. American Airlines is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Francisco to Bangor, Maine one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $138. Users have also found prices from $138 and $228 on Delta and United Airlines, respectively.

  • Can I find deals for flights from San Francisco to Bangor that include hotel bookings?

    Yes. In addition to deals on San Francisco to Bangor flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Bangor?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Bangor.

  • Can I find deals for business class flights from San Francisco to Bangor?

    Yes. Cheapflights offers flight deals from San Francisco to Bangor by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from San Francisco to Bangor

Discover the top 2 airlines that operate flights from San Francisco to Bangor. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$332Average$534FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$386Average$598FlexibilityNo cancel feeOn-time69%

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