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Cheap flights from London Heathrow to San Diego

from as little as £322

14 nights in San Diego, departing London Heathrow on 30 / Mar / 2022 with Lufthansa (price found 1 hour ago)

Subject to availability, prices correct of the last 24 hours
San Diego

Cheap return flights from London Heathrow to San Diego

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The London Heathrow / San Diego route

All 8814 km of it

Cheap flight deals for this route

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San Diego flight facts

What you need to know

Alternative flights from the UK to San Diego

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San Diego

Today alone, Netflights has searched over 4,537 flights. 30 / Mar / 2022 is currently the lowest priced day of the year to fly the London Heathrow/San Diego route. There are around 488 flights on any given week from the UK to San Diego and the cheapest month to fly right now is March.

Min / Max Temperature (°C)
LOWEST

9 °C

AVG

17 °C

HIGHEST

25 °C

Rainfall (mm)
LOWEST

0 mm

AVG

21.5 mm

HIGHEST

52 mm

Key facts about San Diego

How to get cheap flights from London Heathrow to San Diego

Tips and advice from our flight experts

Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to San Diego, across the seven airlines that offer this route. We've found that 30 / Mar / 2022 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.

The most popular airlines offering flights to San Diego are British Airways, Virgin Atlantic & Finnair. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

The distance between London Heathrow to San Diego is 8814 km. Normally, it takes about 15 hrs 35 mins to fly, and you can definitely expect the journey to be at least 11 hrs 5 mins. You can see the various flight times in the results.

January is normally the cheapest month to fly to San Diego, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. July is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.

Other popular destinations near San Diego

Where other people are flying to

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