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Cheap flights from London Southend Airport to San Francisco from £435

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — SFO
21 Jun — 28 Jun1
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 22 May 2026.

Fri 19/620:40
SEN
-
SFO
2 stops25h 10m
Multiple Airlines
Sat 11/716:05
SFO
-
SEN
1 stop31h 05m
Multiple Airlines
Deal found 19/5£802
Thu 28/513:55
SEN
-
SFO
2 stops32h 45m
Multiple Airlines
Sun 31/516:45
SFO
-
SEN
2 stops18h 50m
Multiple Airlines
Deal found 17/5£826
Thu 28/520:40
SEN
-
SFO
2 stops27h 35m
Multiple Airlines
Mon 8/612:15
SFO
-
SEN
3 stops23h 35m
Multiple Airlines
Deal found 17/5£843
Sun 19/719:50
SEN
-
SFO
2 stops34h 05m
Multiple Airlines
Sat 1/816:05
SFO
-
SEN
1 stop19h 15m
Multiple Airlines
Deal found 21/5£891
Sat 6/607:55
SEN
-
SFO
2 stops21h 07m
Multiple Airlines
Wed 17/608:30
SFO
-
SEN
2 stops20h 30m
Multiple Airlines
Deal found 18/5£937
Sun 14/616:55
SEN
-
SFO
2 stops25h 55m
Multiple Airlines
Sun 21/612:55
SFO
-
SEN
2 stops21h 55m
Multiple Airlines
Deal found 21/5£938
Fri 29/516:55
SEN
-
SFO
2 stops29h 45m
Multiple Airlines
Sun 31/516:45
SFO
-
SEN
2 stops18h 50m
Multiple Airlines
Deal found 19/5£964
Sat 4/707:55
SEN
-
SFO
1 stop18h 05m
Multiple Airlines
Sat 11/720:10
SFO
-
SEN
1 stop15h 10m
Multiple Airlines
Deal found 20/5£995

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 22 May 2026.

Round-trip from

£802

One-way from

£435

Popular in

December

Cheapest in

February

Average price

£538
19/6-11/7
  • 19/6-11/7
  • 3 total stops
  • 56h 15m total
  • London to San Francisco
Search Deals
29/5
  • 29/5
  • 2 total stops
  • 25h 10m total
  • London to San Francisco
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 22 May 2026.
Use the filters below to find and compare flights from London Southend Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Fri 19/6

20:40-13:50

2 stops25h 10m

San Francisco

Sat 11/7

16:05-07:10

1 stop31h 05m

£802

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 19/7

19:50-21:55

2 stops34h 05m

San Francisco

Sat 1/8

16:05-19:20

1 stop19h 15m

£891

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sat 6/6

07:55-21:02

2 stops21h 07m

San Francisco

Wed 17/6

08:30-13:00

2 stops20h 30m

£937

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 14/6

16:55-10:50

2 stops25h 55m

San Francisco

Sun 21/6

12:55-18:50

2 stops21h 55m

£938

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sat 4/7

07:55-18:00

1 stop18h 05m

San Francisco

Sat 11/7

20:10-19:20

1 stop15h 10m

£995

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Fri 5/6

08:10-20:50

1 stop20h 40m

San Francisco

Sat 27/6

16:05-19:20

1 stop19h 15m

£996

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Thu 18/6

10:10-18:00

1 stop15h 50m

San Francisco

Wed 24/6

13:45-16:40

2 stops18h 55m

£1,007
Fastest return journey

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Fri 26/6

11:20-20:50

1 stop17h 30m

San Francisco

Sat 11/7

20:10-19:20

1 stop15h 10m

£1,101

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Fri 19/6

08:10-18:00

1 stop17h 50m

San Francisco

Sat 27/6

20:10-19:20

1 stop15h 10m

£1,207
Cheapest one-way

LondonSan Francisco

SEN - SFO

SENSFO

London Southend

Sun 23/8

07:35-16:40

3 stops41h 05m

£445

Flights are sorted by cheapest return flights first.

Deals found on 19/5

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 11.0 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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