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Cheap flights from San Diego to the United Kingdom from £242

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 Diego to the United Kingdom departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Diego to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
19:40 - 21:30
SAN
-
INV
17h 50m
1 stop
British Airways Logo
07:35 - 17:50
INV
-
SAN
18h 15m
1 stop
£558British Airways
Wed, 14 Oct - Wed, 21 Oct
British Airways Logo
16:45 - 14:55
SAN
-
INV
14h 10m
1 stop
British Airways Logo
07:35 - 14:55
INV
-
SAN
15h 20m
1 stop
£559British Airways
Wed, 14 Oct - Wed, 21 Oct
American Airlines Logo
06:15 - 09:35
SAN
-
INV
19h 20m
2 stops
American Airlines Logo
07:35 - 20:08
INV
-
SAN
20h 33m
2 stops
£576American Airlines
Wed, 14 Oct - Wed, 21 Oct
American Airlines Logo
11:09 - 14:55
SAN
-
INV
19h 46m
2 stops
American Airlines Logo
10:35 - 23:51
INV
-
SAN
21h 16m
2 stops
£577American Airlines
Wed, 14 Oct - Wed, 21 Oct
Iberia Logo
14:52 - 12:15
SAN
-
LHR
13h 23m
1 stop
Iberia Logo
14:30 - 17:50
LHR
-
SAN
11h 20mdirect
£588Iberia
Wed, 19 Aug - Thu, 3 Sep
Virgin Atlantic Logo
15:59 - 14:55
SAN
-
LHR
14h 56m
1 stop
Virgin Atlantic Logo
20:55 - 11:50
LHR
-
SAN
22h 55m
1 stop
£595Virgin Atlantic
Thu, 8 Oct - Mon, 19 Oct
Virgin Atlantic Logo
19:30 - 17:35
SAN
-
LHR
14h 05m
1 stop
Virgin Atlantic Logo
20:55 - 11:50
LHR
-
SAN
22h 55m
1 stop
£596Virgin Atlantic
Thu, 8 Oct - Mon, 19 Oct
Scandinavian Airlines Logo
11:05 - 13:35
SAN
-
LHR
18h 30m
2 stops
Scandinavian Airlines Logo
07:05 - 23:45
LHR
-
SAN
24h 40m
2 stops
£598Scandinavian Airlines
Fri, 9 Oct - Fri, 23 Oct
Scandinavian Airlines Logo
10:00 - 17:40
SAN
-
LHR
23h 40m
2 stops
Scandinavian Airlines Logo
07:05 - 23:43
LHR
-
SAN
24h 38m
2 stops
£602Scandinavian Airlines
Thu, 10 Sep - Fri, 18 Sep
Iberia Logo
19:40 - 20:20
SAN
-
EDI
16h 40m
1 stop
Iberia Logo
11:25 - 22:24
EDI
-
SAN
18h 59m
1 stop
£658Iberia
Wed, 30 Sep - Wed, 7 Oct

Scandinavian Airlines flights from San Diego to United Kingdom

Our best Scandinavian Airlines deals on San Diego to United Kingdom flight tickets
Scandinavian Airlines
9 Oct
SAN11:05San Diego
18h 30m
2 stops
LHR13:35London Heathrow
23 Oct
LHR07:05London Heathrow
24h 40m
2 stops
SAN23:45San Diego
£598
Scandinavian Airlines
10 Sept
SAN10:00San Diego
23h 40m
2 stops
LHR17:40London Heathrow
18 Sept
LHR07:05London Heathrow
24h 38m
2 stops
SAN23:43San Diego
£602
Scandinavian Airlines
9 Oct
SAN11:05San Diego
23h 25m
3 stops
LHR18:30London Heathrow
23 Oct
LHR07:05London Heathrow
24h 40m
2 stops
SAN23:45San Diego
£607

Lufthansa flights from San Diego to United Kingdom

Our best Lufthansa deals on San Diego to United Kingdom flight tickets
Lufthansa
17 Aug
SAN17:15San Diego
18h 25m
1 stop
LHR19:40London Heathrow
7 Oct
LHR07:25London Heathrow
16h 00m
1 stop
SAN15:25San Diego
£654
Lufthansa
24 Aug
SAN13:53San Diego
24h 37m
2 stops
MAN22:30Manchester
2 Sept
MAN09:00Manchester
19h 58m
2 stops
SAN20:58San Diego
£683
Lufthansa
7 Oct
SAN17:15San Diego
15h 10m
1 stop
EDI16:25Edinburgh Turnhouse
20 Oct
EDI06:10Edinburgh Turnhouse
20h 25m
2 stops
SAN18:35San Diego
£693

momondo Fare Finder

 
Customise your flight search to find flights from San Diego to United Kingdom 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 19 April 2026.
Use the filters below to find and compare flights from San Diego to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoInverness

SAN - INV

SANINV

San Diego

Wed 14/10

19:40-21:30

1 stop17h 50m

Inverness

Wed 21/10

07:35-17:50

1 stop18h 15m

£558

San DiegoInverness

SAN - INV

SANINV

San Diego

Wed 14/10

16:45-14:55

1 stop14h 10m

Inverness

Wed 21/10

07:35-14:55

1 stop15h 20m

£559

San DiegoInverness

SAN - INV

SANINV

San Diego

Wed 14/10

06:15-09:35

2 stops19h 20m

Inverness

Wed 21/10

07:35-20:08

2 stops20h 33m

£576

San DiegoInverness

SAN - INV

SANINV

San Diego

Wed 14/10

11:09-14:55

2 stops19h 46m

Inverness

Wed 21/10

10:35-23:51

2 stops21h 16m

£577
Fastest return journey

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Wed 19/8

14:52-12:15

1 stop13h 23m

London Heathrow

Thu 3/9

14:30-17:50

Nonstop11h 20m

£588

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 8/10

15:59-14:55

1 stop14h 56m

London Heathrow

Mon 19/10

20:55-11:50

1 stop22h 55m

£595

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 8/10

19:30-17:35

1 stop14h 05m

London Heathrow

Mon 19/10

20:55-11:50

1 stop22h 55m

£596

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Fri 9/10

11:05-13:35

2 stops18h 30m

London Heathrow

Fri 23/10

07:05-23:45

2 stops24h 40m

£598

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 10/9

10:00-17:40

2 stops23h 40m

London Heathrow

Fri 18/9

07:05-23:43

2 stops24h 38m

£602

San DiegoEdinburgh

SAN - EDI

SANEDI

San Diego

Wed 30/9

19:40-20:20

1 stop16h 40m

Edinburgh Turnhouse

Wed 7/10

11:25-22:24

1 stop18h 59m

£658

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from San Diego to United Kingdom

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

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from San Diego is in October. Flight prices, which tend to average around £510, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of October, then departing from San Diego during the month February is also very affordable. Most momondo users find prices during this month for around £527.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from San Diego to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £508. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to United Kingdom for around £900.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £688. Try not to purchase tickets in the afternoon because they tend to be around £710. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Diego to United Kingdom flight route?

Fly from San Diego to London Heathrow for the best San Diego - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £671 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from San Diego for as low as £532 on momondo.

What cabin class options are available on San Diego to United Kingdom flights?

There are 3 cabin classes available to choose from on San Diego to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to United Kingdom flights?

You could potentially save up to 32% on your flight if you consider stops on a San Diego to United Kingdom flight.

Cheap San Diego to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to United Kingdom

Fastest flight time

10h 40m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The fastest flight from San Diego to United Kingdom takes 10h 40m
Direct flights go from San Diego to United Kingdom every day.
There are 1,286 airports in United Kingdom. From San Diego there are direct flights to London Heathrow (LHR).
Search flight deals

Frequently asked questions about flying from San Diego to the United Kingdom

  • When did momondo last update prices for flights from San Diego Airport to United Kingdom?

    Prices for flights from San Diego Airport to United Kingdom refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to United Kingdom?

  • How old do you have to be to fly from San Diego Airport to United Kingdom?

    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 Diego Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to United Kingdom?

Best airlines flying from San Diego to United Kingdom

Compare and see reviews for airlines that fly from San Diego to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £481Free CancellationRating
6.7
7,893 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to United Kingdom?

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

Can I find flights from San Diego to United Kingdom with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to United Kingdom flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to United Kingdom?

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 Diego to United Kingdom.

I’m not ready to book a flight from San Diego to United Kingdom right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £30
Flights to Manchesterfrom £30
Flights to Birminghamfrom £38
Flights to Edinburghfrom £29
Flights to Belfastfrom £30
Flights to Glasgowfrom £30
Flights to Bristolfrom £44
Flights to Newcastle upon Tynefrom £36
Flights to Liverpoolfrom £36
Flights to Aberdeenfrom £60
Flights to Leedsfrom £38
Flights to Invernessfrom £47