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Cheap flights from San Francisco Bay Area to London from £336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco Bay Area to London departing on 24/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco Bay Area to London

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
13:45 - 16:50
SFO
-
SOU
19h 05m
1 stop
Delta Logo
09:05 - 11:45
SOU
-
SFO
34h 40m
1 stop
£739Delta
Sun, 11 Oct - Tue, 20 Oct
Delta Logo
06:06 - 08:45
SFO
-
SOU
18h 39m
2 stops
Delta Logo
17:20 - 11:45
SOU
-
SFO
26h 25m
1 stop
£742Delta
Tue, 25 Aug - Mon, 7 Sep
Delta Logo
13:45 - 16:50
SFO
-
SOU
19h 05m
1 stop
Delta Logo
09:05 - 21:35
SOU
-
SFO
20h 30m
2 stops
£746Delta
Sun, 6 Sep - Fri, 25 Sep
Delta Logo
22:45 - 08:35
SFO
-
SOU
25h 50m
2 stops
Delta Logo
09:05 - 21:21
SOU
-
SFO
20h 16m
2 stops
£749Delta
Mon, 31 Aug - Thu, 17 Sep
KLM Logo
07:00 - 08:35
SFO
-
SOU
17h 35m
2 stops
KLM Logo
09:05 - 22:55
SOU
-
SFO
21h 50m
2 stops
£750KLM
Wed, 16 Sep - Fri, 2 Oct
Delta Logo
23:50 - 08:35
SFO
-
SOU
24h 45m
2 stops
Delta Logo
17:20 - 11:45
SOU
-
SFO
26h 25m
1 stop
£761Delta
Sun, 30 Aug - Wed, 16 Sep
Delta Logo
23:50 - 08:35
SFO
-
SOU
24h 45m
2 stops
Delta Logo
09:05 - 18:08
SOU
-
SFO
17h 03m
2 stops
£768Delta
Sun, 30 Aug - Fri, 18 Sep
KLM Logo
13:45 - 08:45
SFO
-
SOU
35h 00m
1 stop
KLM Logo
09:05 - 20:18
SOU
-
SFO
19h 13m
2 stops
£783KLM
Thu, 24 Sep - Fri, 9 Oct
Multiple Airlines Logo
06:00 - 19:30
OAK
-
SOU
29h 30m
2 stops
Multiple Airlines Logo
09:20 - 22:55
SOU
-
OAK
21h 35m
2 stops
£946Multiple Airlines
Thu, 24 Sep - Fri, 9 Oct
KLM Logo
17:01 - 16:50
SJC
-
SOU
15h 49m
2 stops
KLM Logo
09:05 - 20:39
SOU
-
SJC
19h 34m
2 stops
£1,060KLM
Tue, 23 Jun - Tue, 30 Jun

Delta flights from San Francisco Bay Area to Southampton

Our best Delta deals on San Francisco Bay Area to Southampton flight tickets
Delta
11 Oct
SFO13:45San Francisco
19h 05m
1 stop
SOU16:50Southampton Eastleigh
20 Oct
SOU09:05Southampton Eastleigh
34h 40m
1 stop
SFO11:45San Francisco
£739
Delta
25 Aug
SFO06:06San Francisco
18h 39m
2 stops
SOU08:45Southampton Eastleigh
7 Sept
SOU17:20Southampton Eastleigh
26h 25m
1 stop
SFO11:45San Francisco
£742
Delta
6 Sept
SFO13:45San Francisco
19h 05m
1 stop
SOU16:50Southampton Eastleigh
25 Sept
SOU09:05Southampton Eastleigh
20h 30m
2 stops
SFO21:35San Francisco
£746

KLM flights from San Francisco Bay Area to Southampton

Our best KLM deals on San Francisco Bay Area to Southampton flight tickets
KLM
16 Sept
SFO07:00San Francisco
17h 35m
2 stops
SOU08:35Southampton Eastleigh
2 Oct
SOU09:05Southampton Eastleigh
21h 50m
2 stops
SFO22:55San Francisco
£750
KLM
24 Sept
SFO13:45San Francisco
35h 00m
1 stop
SOU08:45Southampton Eastleigh
9 Oct
SOU09:05Southampton Eastleigh
19h 13m
2 stops
SFO20:18San Francisco
£783
KLM
16 Sept
SFO13:45San Francisco
34h 50m
1 stop
SOU08:35Southampton Eastleigh
2 Oct
SOU09:05Southampton Eastleigh
20h 30m
2 stops
SFO21:35San Francisco
£797

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco Bay Area to Southampton 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, momondo users made 279,928 searches. Data last updated 14 May 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 11/10

13:45-16:50

1 stop19h 05m

Southampton Eastleigh

Tue 20/10

09:05-11:45

1 stop34h 40m

£739

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Tue 25/8

06:06-08:45

2 stops18h 39m

Southampton Eastleigh

Mon 7/9

17:20-11:45

1 stop26h 25m

£742

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 6/9

13:45-16:50

1 stop19h 05m

Southampton Eastleigh

Fri 25/9

09:05-21:35

2 stops20h 30m

£746

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Mon 31/8

22:45-08:35

2 stops25h 50m

Southampton Eastleigh

Thu 17/9

09:05-21:21

2 stops20h 16m

£749

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Wed 16/9

07:00-08:35

2 stops17h 35m

Southampton Eastleigh

Fri 2/10

09:05-22:55

2 stops21h 50m

£750

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 30/8

23:50-08:35

2 stops24h 45m

Southampton Eastleigh

Wed 16/9

17:20-11:45

1 stop26h 25m

£761

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Sun 30/8

23:50-08:35

2 stops24h 45m

Southampton Eastleigh

Fri 18/9

09:05-18:08

2 stops17h 03m

£768

San FranciscoSouthampton

SFO - SOU

SFOSOU

San Francisco

Thu 24/9

13:45-08:45

1 stop35h 00m

Southampton Eastleigh

Fri 9/10

09:05-20:18

2 stops19h 13m

£783

OaklandSouthampton

OAK - SOU

OAKSOU

Oakland

Thu 24/9

06:00-19:30

2 stops29h 30m

Southampton Eastleigh

Fri 9/10

09:20-22:55

2 stops21h 35m

£946
Fastest return journey

San JoseSouthampton

SJC - SOU

SJCSOU

San Jose

Tue 23/6

17:01-16:50

2 stops15h 49m

Southampton Eastleigh

Tue 30/6

09:05-20:39

2 stops19h 34m

£1,060

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from San Francisco Bay Area to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on San Francisco Bay Area to Southampton flights?

No. A direct flight is the cheapest option for a flight between San Francisco Bay Area to Southampton.

Cheap San Francisco Bay Area to Southampton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco Bay Area to Southampton

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from San Francisco Bay Area to Southampton takes 15h 15m
There are no direct flights from San Francisco Bay Area to Southampton. There are no popular flight routes from San Francisco Bay Area to Southampton.
Search flight deals

Frequently asked questions about flying from San Francisco Bay Area to Southampton

  • When did momondo last update prices for flights from San Francisco Bay Area to Southampton Eastleigh Airport?

    Prices for flights from San Francisco Bay Area to Southampton Eastleigh Airport are refreshed on a daily basis.

  • How old do you have to be to fly from San Francisco Bay Area to Southampton Eastleigh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Bay Area to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco Bay Area to Southampton?

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco Bay Area to Southampton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco Bay Area to Southampton. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco Bay Area to Southampton with flexible booking policies on momondo?

momondo does allow users to show only those flights to Southampton from San Francisco Bay Area which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco Bay Area to Southampton?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco Bay Area to Southampton.

I’m not ready to book a flight from San Francisco Bay Area to Southampton right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco Bay Area to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.

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