£435+ Direct flights to San Diego

This is the cheapest price on a non-stop flight to San Diego found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights to San Diego
Explore the most affordable flight options available to San Diego. Find the lowest fares based on data from user searches, with prices last updated on 1 June 2026.

Sun 1/1112:45
LHR
-
SAN
Nonstop11h 20m
Finnair
Sun 15/1118:00
SAN
-
LHR
Nonstop10h 35m
Finnair
Deal found 27/5£678
Fri 2/1014:30
LHR
-
SAN
Nonstop11h 20m
American Airlines
Thu 22/1016:45
SAN
-
LHR
Nonstop10h 45m
American Airlines
Deal found 27/5£689
Tue 1/914:30
LHR
-
SAN
Nonstop11h 20m
British Airways
Sat 31/1019:00
SAN
-
LHR
Nonstop10h 35m
British Airways
Deal found 27/5£691
Sun 27/914:25
LHR
-
SAN
Nonstop11h 20m
British Airways
Sun 11/1016:45
SAN
-
LHR
Nonstop10h 45m
British Airways
Deal found 28/5£695
Tue 22/914:30
LHR
-
SAN
Nonstop11h 20m
American Airlines
Tue 29/919:40
SAN
-
LHR
Nonstop10h 40m
American Airlines
Deal found 31/5£696
Mon 26/1012:50
LHR
-
SAN
Nonstop11h 20m
British Airways
Tue 10/1118:00
SAN
-
LHR
Nonstop10h 35m
British Airways
Deal found 28/5£698
Thu 24/911:35
LHR
-
SAN
Nonstop11h 20m
British Airways
Sun 4/1019:40
SAN
-
LHR
Nonstop10h 40m
British Airways
Deal found 31/5£702
Sat 21/1112:50
LHR
-
SAN
Nonstop11h 20m
British Airways
Fri 27/1118:00
SAN
-
LHR
Nonstop10h 35m
British Airways
Deal found 28/5£704
Wed 14/1011:35
LHR
-
SAN
Nonstop11h 20m
British Airways
Wed 28/1019:00
SAN
-
LHR
Nonstop10h 35m
British Airways
Deal found 30/5£706
Tue 13/1011:35
LHR
-
SAN
Nonstop11h 20m
British Airways
Tue 27/1019:00
SAN
-
LHR
Nonstop10h 35m
British Airways
Deal found 29/5£706

Best time to book a flight to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 Fare Finder

 
Use the slider to find non-stop flights to San Diego within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches and data was last updated on 1 June 2026.
Use the filters below to find and compare direct flights to San Diego that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Tue 27/10

12:50-17:10

Nonstop11h 20m

San Diego

Tue 10/11

18:00-12:35

Nonstop10h 35m

£698

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 14/10

14:30-17:50

Nonstop11h 20m

San Diego

Wed 28/10

19:00-12:35

Nonstop10h 35m

£706

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 18/9

14:30-17:50

Nonstop11h 20m

San Diego

Sun 27/9

19:40-14:20

Nonstop10h 40m

£719

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 18/9

11:35-14:55

Nonstop11h 20m

San Diego

Fri 25/9

16:45-11:30

Nonstop10h 45m

£719

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sat 19/9

14:30-17:50

Nonstop11h 20m

San Diego

Fri 25/9

16:45-11:30

Nonstop10h 45m

£719

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Tue 22/9

14:30-17:50

Nonstop11h 20m

San Diego

Fri 25/9

19:40-14:20

Nonstop10h 40m

£727

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sat 24/10

11:35-14:55

Nonstop11h 20m

San Diego

Thu 12/11

18:00-12:35

Nonstop10h 35m

£728

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 14/10

14:30-17:50

Nonstop11h 20m

San Diego

Wed 28/10

19:00-12:35

Nonstop10h 35m

£737

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sun 20/9

14:25-17:45

Nonstop11h 20m

San Diego

Sun 27/9

19:40-14:20

Nonstop10h 40m

£793

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sun 23/8

14:25-17:45

Nonstop11h 20m

San Diego

Mon 31/8

16:45-11:30

Nonstop10h 45m

£881

Flights are sorted by cheapest return flights first.

Deals found on 31/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Reviews of airlines flying non-stop to San Diego

Get insights into the airlines that provide direct flights to San Diego. 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 Diego. Reviews last updated 1 June 2026.
Get a feel of what it's like to fly with Virgin Atlantic,United Airlines, andAmerican Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Entertainment

7.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Food

6.9

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

FAQ about direct flights to San Diego

Find answers to frequently asked questions about direct flights to San Diego to unlock the best deals on Cheapflights.
  • Which airlines fly direct to San Diego?

    At the moment, British Airways, American Airlines, Finnair, Aer Lingus, Iberia offer direct flights to San Diego. British Airways is currently the most popular airline that flies direct to San Diego.

  • How long is a direct flight to San Diego?

    While the flight duration depends heavily on the origin, travellers can expect non-stop flights to San Diego to last approximately 11h 20m on average. The quickest direct flight to San Diego at this time departs from London Heathrow Airport (11h 20m), while the longest leaves from London Heathrow Airport (11h 20m).

  • What is the best time of year to fly direct to San Diego?

    If you're seeking the lowest price on a direct flight to San Diego, February is worth consideration, as prices are usually at their lowest, on average. February may be most appealing to users looking for the quietest time to visit San Diego, when demand is typically at its lowest.

  • What is the most popular direct flight origin to San Diego?

    Currently, the most popular direct flight origin to San Diego is London Heathrow Airport. A return direct flight from London Heathrow Airport to San Diego typically costs around £883.

See more FAQs

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