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Cheap flights from Bristol to San Francisco from £378

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
BRS — SFO
8 Sep — 15 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bristol to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Bristol to San Francisco
Explore the most affordable flight options available from Bristol to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 August 2026.

Tue 8/913:45 -
1 stop30h 00m
Tue 15/913:45 -
1 stop24h 20m
Deal found 5/8£587
Mon 7/913:45 -
1 stop30h 00m
Mon 14/913:45 -
1 stop35h 05m
Deal found 7/8£589
Tue 8/908:25 -
1 stop15h 30m
Tue 15/917:40 -
1 stop14h 20m
Deal found 5/8£593
Tue 8/917:35 -
2 stops26h 10m
Tue 15/920:10 -
2 stops18h 55m
Deal found 9/8£596
Tue 8/906:15 -
1 stop13h 30m
Tue 15/909:30 -
2 stops23h 30m
Deal found 5/8£613
Tue 8/906:15 -
1 stop13h 30m
Tue 15/906:00 -
2 stops18h 50m
Deal found 7/8£614

Find flight deals from Bristol to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Bristol (BRS) to San Francisco (SFO). 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 9 August 2026.

Round-trip from

£587

One-way from

£378

Popular in

December

Cheapest in

March

Average price

£705
KLM
  • KLM
  • 8/9-15/9
  • 2 total stops
  • 54h 20m total
  • Bristol to San Francisco
Search Deals
29/8
  • 29/8
  • 3 total stops
  • 48h 50m total
  • Bristol to San Francisco
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£89 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bristol to San Francisco 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 9 August 2026.
Use the filters below to find and compare flights from Bristol to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 8/9

08:25-15:55

1 stop15h 30m

San Francisco

Tue 15/9

17:40-16:00

1 stop14h 20m

£593

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 8/9

17:35-11:45

2 stops26h 10m

San Francisco

Tue 15/9

20:10-23:05

2 stops18h 55m

£596

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 8/9

09:20-11:45

1 stop34h 25m

San Francisco

Tue 15/9

07:00-08:50

2 stops17h 50m

£599

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 8/9

06:15-11:45

1 stop13h 30m

San Francisco

Tue 15/9

09:30-17:00

2 stops23h 30m

£613

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 8/9

06:15-11:45

1 stop13h 30m

San Francisco

Tue 15/9

13:45-17:00

1 stop19h 15m

£614

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Mon 7/9

17:35-12:50

2 stops27h 15m

San Francisco

Mon 14/9

08:10-22:55

3 stops30h 45m

£763

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Thu 24/9

08:25-15:50

1 stop15h 25m

San Francisco

Mon 28/9

17:35-16:00

1 stop14h 25m

£771
Cheapest one-way

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Tue 25/8

07:25-14:35

3 stops39h 10m

£389

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Sun 23/8

19:55-12:20

3 stops48h 25m

£405

BristolSan Francisco

BRS Bristol - SFO San Francisco

BRSSFO

Bristol

Sat 29/8

22:20-12:00

2 stops45h 40m

£433

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Bristol to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Bristol 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 Bristol to San Francisco

What’s the top stopover airport for flights from Bristol to San Francisco?

Share of one-stop return flights from Bristol to San Francisco chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dublin (DUB) – chosen by Cheapflights users on 69% of one-stop itineraries from Bristol to San Francisco on Cheapflights.

What’s the cheapest stopover airport for flights from Bristol to San Francisco?

Average return fare for one-stop flights from Bristol to San Francisco, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Dublin (DUB) is the most affordable one-stop option, with an average return flight price of £653.

What’s the fastest stopover option from Bristol to San Francisco?

Shortest average travel time for one-stop one-way flights from Bristol to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 13h 38m.

Which airport typically offers the quickest stopover for flights from Bristol to San Francisco?

Average stopover duration for one-stop one-way flights from Bristol to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 2h 18m.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated 9 August 2026.
Read through reviews of airlines operating flights from Bristol to San Francisco, such as Aer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,693 reviews
Check prices

Entertainment

7.0

Overall

7.3

Crew

8.1

Boarding

7.5

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.3
Good
1,693 reviews
Aer Lingus
7.3
Good
1,693 reviews
Check prices

Entertainment

7.0

Overall

7.3

Crew

8.1

Boarding

7.5

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

Find useful and relevant information for your journey from Bristol to San Francisco. 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 Bristol to San Francisco?

    For as low as £593, KLM can have you in San Francisco from Bristol in 15h 30m. There are 5286 mi between Bristol and San Francisco. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Bristol to San Francisco round-trip?

    Flying on Aer Lingus is currently your cheapest option to San Francisco, with prices starting at £571. You may be able to fly from Bristol to San Francisco for 17% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bristol to San Francisco 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
San Bruno
Roseville
Newark
Bodega Bay
Sunnyvale
South San Francisco

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Top airline flying from Bristol to San Francisco

Discover the top airline that operate flights from Bristol to San Francisco. 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 858,174 searches. Data last updated 9 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£571Average£657FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Bristol to San Francisco?

When you search for this flight from Bristol to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Bristol to San Francisco?

Cheapflights simply makes it quick and affordable to book flights from Bristol to San Francisco by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Bristol to San Francisco with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Bristol to San Francisco flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Bristol to San Francisco become cheaper?

Yes! Start tracking prices for Bristol to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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