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Cheap flights from London Stansted Airport to San Francisco Bay Area from £310

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SFO
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to San Francisco Bay Area

Enter your travel dates to find the best prices.

Cheapest flights from Stansted to San Francisco Bay Area
Explore the most affordable flight options available from Stansted to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Tue 16/1217:20STN - SFO
2 stops29h 10mMultiple Airlines
Wed 7/116:35SFO - STN
2 stops21h 40mMultiple Airlines
Deal found 3/12£668
Thu 4/1221:20STN - SFO
2 stops26h 45mMultiple Airlines
Sat 31/116:35SFO - STN
2 stops22h 20mMultiple Airlines
Deal found 4/12£693
Thu 4/1221:20STN - SFO
2 stops26h 45mMultiple Airlines
Mon 8/1216:35SFO - STN
2 stops22h 05mMultiple Airlines
Deal found 4/12£700
Fri 5/1205:55STN - SFO
2 stops40h 50mMultiple Airlines
Mon 15/1217:20SFO - STN
1 stop13h 00mMultiple Airlines
Deal found 3/12£742
Fri 26/1213:55STN - SFO
2 stops29h 55mMultiple Airlines
Wed 7/113:55SFO - STN
2 stops21h 45mMultiple Airlines
Deal found 4/12£764
Sun 21/1214:15STN - SFO
2 stops29h 35mMultiple Airlines
Sun 4/113:55SFO - STN
2 stops22h 25mMultiple Airlines
Deal found 3/12£768
Sat 6/1220:25STN - SFO
2 stops33h 14mMultiple Airlines
Wed 10/1212:00SFO - STN
2 stops19h 40mMultiple Airlines
Deal found 3/12£773
Mon 22/1208:30STN - SFO
1 stop15h 05mMultiple Airlines
Mon 29/1217:20SFO - STN
1 stop19h 35mMultiple Airlines
Deal found 3/12£797
Fri 26/1211:25STN - SFO
2 stops35h 10mMultiple Airlines
Sun 4/116:40SFO - STN
2 stops19h 25mMultiple Airlines
Deal found 3/12£803
Wed 3/1215:50STN - SFO
1 stop27h 15mMultiple Airlines
Sat 31/116:35SFO - STN
2 stops22h 20mMultiple Airlines
Deal found 3/12£816
Mon 22/1213:50STN - SFO
2 stops34h 40mMultiple Airlines
Thu 1/121:40SFO - STN
2 stops17h 55mMultiple Airlines
Deal found 3/12£817
Wed 10/1208:30STN - SFO
2 stops19h 40mMultiple Airlines
Thu 25/1216:40SFO - STN
1 stop23h 00mMultiple Airlines
Deal found 3/12£821

Find flight deals from Stansted to San Francisco Bay Area

Keep the following information in mind while searching for Stansted to San Francisco Bay Area flight deals. Data was last updated 5 December 2025.

Round-trip from

£465

One-way from

£310

Popular in

July

Cheapest in

September

Average price

£599
10/3-17/3
  • 10/3-17/3
  • 4 total stops
  • 56h 15m total
  • London to San Francisco Bay Area
Search Deals
15/3
  • 15/3
  • 3 total stops
  • 39h 22m total
  • London to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted to San Francisco Bay Area 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 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from London Stansted Airport to San Francisco Bay Area that are best for you.

Fly from

Stansted

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Sun 8/3

12:00-15:35

2 stops34h 35m

San Francisco

Sun 15/3

17:40-22:35

2 stops21h 55m

£556

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Wed 8/4

21:30-16:35

2 stops27h 05m

San Francisco

Wed 15/4

17:45-14:35

1 stop12h 50m

£586

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Wed 14/1

10:10-11:50

2 stops33h 40m

San Francisco

Sat 24/1

15:40-18:55

2 stops19h 15m

£596

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Fri 6/3

08:20-14:35

1 stop14h 15m

San Francisco

Fri 13/3

17:40-17:20

1 stop16h 40m

£608

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Thu 21/5

07:05-21:02

3 stops21h 57m

San Francisco

Sun 31/5

12:50-15:20

2 stops18h 30m

£635

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Thu 26/2

08:30-23:53

2 stops23h 23m

San Francisco

Fri 27/2

16:40-15:15

1 stop14h 35m

£643

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Sat 24/1

06:30-15:35

1 stop17h 05m

San Francisco

Sat 31/1

17:20-20:05

1 stop18h 45m

£664

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Thu 7/5

17:45-10:45

1 stop25h 00m

San Francisco

Thu 14/5

12:50-16:50

1 stop20h 00m

£678

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Mon 4/5

11:10-10:45

1 stop31h 35m

San Francisco

Mon 11/5

12:50-10:15

1 stop37h 25m

£696

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Thu 23/4

17:45-16:45

1 stop31h 00m

San Francisco

Fri 8/5

18:45-16:50

1 stop38h 05m

£720

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 31 results
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Best time to book a flight from Stansted to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Stansted with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from London Stansted Airport to San Francisco Bay Area
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What are the most popular routes from London Stansted Airport to San Francisco Bay Area?

    While some choose either London Stansted - San Jose or London Stansted - Oakland, London Stansted - San Francisco is the most popular route from London Stansted Airport to San Francisco Bay Area.

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

    Yes. In addition to deals on Stansted to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Stansted to San Francisco Bay Area?

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

  • Can I find deals for business class flights from Stansted to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Stansted to San Francisco Bay Area 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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Alternative routes for Stansted to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Stansted to San Francisco Bay Area?

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Can Cheapflights find flights from Stansted to San Francisco Bay Area with no change fees?

Yes! Cheapflights helps users easily find flights from Stansted to San Francisco Bay Area with no change fees.

Can Cheapflights notify me if prices for flights from Stansted to San Francisco Bay Area become cheaper?

Yes, Cheapflights offers price alerts on Stansted to San Francisco Bay Area flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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