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£483+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
3 May — 10 May1
1 adult

Find flight deals to San Diego

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 28 April 2025.

Fri 9/511:30LHR - SAN
Nonstop11h 20mBritish Airways
Fri 23/519:50SAN - LHR
Nonstop10h 30mBritish Airways
Deal found 28/4£483
Sat 13/914:55LHR - SAN
Nonstop11h 05mAmerican Airlines
Wed 24/919:50SAN - LHR
Nonstop10h 30mAmerican Airlines
Deal found 27/4£507
Thu 8/511:30LHR - SAN
Nonstop11h 20mMultiple Airlines
Fri 23/516:40SAN - LHR
Nonstop10h 45mMultiple Airlines
Deal found 27/4£521
Fri 13/614:55LHR - SAN
Nonstop11h 05mIberia
Sun 22/619:50SAN - LHR
Nonstop10h 30mIberia
Deal found 27/4£552
Fri 9/511:30LHR - SAN
Nonstop11h 20mFinnair
Fri 23/516:40SAN - LHR
Nonstop10h 45mFinnair
Deal found 28/4£555
Fri 19/914:55LHR - SAN
Nonstop11h 05mAer Lingus
Mon 22/919:50SAN - LHR
Nonstop10h 30mAer Lingus
Deal found 27/4£903

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 28 April 2025.
Use the filters below to find and compare direct flights to San Diego that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 9/5

11:30-14:50

Nonstop11h 20m

San Diego

Fri 23/5

19:50-14:20

Nonstop10h 30m

£483

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 9/5

14:55-18:00

Nonstop11h 05m

San Diego

Fri 23/5

19:50-14:20

Nonstop10h 30m

£507

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sun 11/5

11:30-14:50

Nonstop11h 20m

San Diego

Sun 18/5

19:50-14:20

Nonstop10h 30m

£550

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 9/5

11:30-14:50

Nonstop11h 20m

San Diego

Fri 23/5

16:40-11:25

Nonstop10h 45m

£555

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 1/10

14:55-18:00

Nonstop11h 05m

San Diego

Wed 8/10

19:50-14:20

Nonstop10h 30m

£615

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Mon 15/9

11:30-14:50

Nonstop11h 20m

£507

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 7/5

14:55-18:00

Nonstop11h 05m

£604

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 6/6

14:55-18:00

Nonstop11h 05m

£656

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Tue 8/7

11:30-14:50

Nonstop11h 20m

£1,282

Flights are sorted by cheapest return flights first.

Deals found on 27/4

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 28 April 2025.

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Temperature and rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average temperature and rainfall totals by month.

SAN

Temperature

14 - 22 °C

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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.
  • How much are direct flights to San Diego?

    On average, a one-way direct flight to San Diego will cost users approximately £1,484. If you're looking for a direct return flight to San Diego, you can expect to pay around £1,843.

  • Which airlines fly direct to San Diego?

    At the moment, British Airways, Virgin Atlantic, Finnair, Iberia, Lufthansa, KLM, United Airlines, Air France, Air Canada, American Airlines 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 05m on average. The quickest direct flight to San Diego at this time departs from London Heathrow Airport (11h 05m), while the longest leaves from London Heathrow Airport (11h 05m).

  • 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, January is worth consideration, as prices are usually at their lowest, on average. March 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 £1,700.

See more FAQs

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