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Cheap flights from London Southend Airport to San Francisco from £350

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SFO
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southend to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Southend to San Francisco
Explore the most affordable flight options available from Southend to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Wed 6/508:25
SEN
-
SFO
2 stops35h 35m
Multiple Airlines
Sun 10/508:05
SFO
-
SEN
2 stops27h 45m
Multiple Airlines
Deal found 18/2£653
Sun 22/307:10
SEN
-
SFO
2 stops21h 00m
Multiple Airlines
Sun 10/519:40
SFO
-
SEN
1 stop16h 10m
Multiple Airlines
Deal found 16/2£701
Sun 12/416:55
SEN
-
SFO
2 stops29h 45m
Multiple Airlines
Sun 19/416:45
SFO
-
SEN
2 stops18h 50m
Multiple Airlines
Deal found 15/2£771
Sun 29/316:55
SEN
-
SFO
2 stops29h 45m
Multiple Airlines
Sun 5/416:45
SFO
-
SEN
2 stops18h 50m
Multiple Airlines
Deal found 15/2£943
Fri 20/206:40
SEN
-
SFO
2 stops15h 55m
Multiple Airlines
Sat 28/216:40
SFO
-
SEN
2 stops19h 30m
Multiple Airlines
Deal found 15/2£1,115
Fri 28/816:55
SEN
-
SFO
2 stops29h 45m
Multiple Airlines
Sat 12/913:45
SFO
-
SEN
1 stop21h 50m
Multiple Airlines
Deal found 16/2£1,477

Find flight deals from Southend to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Southend (SEN) 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 19 February 2026.

Round-trip from

£653

One-way from

£350

Popular in

July

Cheapest in

February

Average price

£416
6/5-10/5
  • 6/5-10/5
  • 4 total stops
  • 63h 20m total
  • London to San Francisco
Search Deals
25/3
  • 25/3
  • 1 total stop
  • 21h 00m total
  • London to San Francisco
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£51 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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southend 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 19 February 2026.
Use the filters below to find and compare flights from London Southend Airport to San Francisco that are best for you.

Fly from

Southend

Fly to

San Francisco

Route

Depart

Return

Price

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Wed 6/5

08:25-12:00

2 stops35h 35m

San Francisco

Sun 10/5

08:05-19:50

2 stops27h 45m

£653

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 22/3

07:10-21:10

2 stops21h 00m

San Francisco

Sun 10/5

19:40-19:50

1 stop16h 10m

£701

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 12/4

16:55-14:40

2 stops29h 45m

San Francisco

Sun 19/4

16:45-19:35

2 stops18h 50m

£771

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 29/3

16:55-14:40

2 stops29h 45m

San Francisco

Sun 5/4

16:45-19:35

2 stops18h 50m

£943

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Thu 26/2

06:30-16:05

3 stops41h 35m

£351

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Tue 24/3

08:00-15:30

3 stops38h 30m

£361

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Thu 5/3

07:15-16:05

3 stops40h 50m

£363

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Wed 18/3

07:10-21:10

1 stop21h 00m

£366

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Thu 12/3

07:15-17:05

3 stops40h 50m

£366

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Wed 4/3

07:10-22:56

3 stops23h 46m

£369

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 16 results
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Best time to book a flight from Southend to San Francisco

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

Related info for your journey

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

  • What airport do you fly into for flights to San Francisco from London Southend?

    If you book a flight to San Francisco from London Southend, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco. There are 0 flights from London Southend to San Francisco per day from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southend 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
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale

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Alternative routes for Southend to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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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 Southend to San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southend to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Southend to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to San Francisco from Southend shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Southend 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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