Cheap flights from London Heathrow to San Diego

Q: How much are flights normally?

£ 522. If you see flights from London Heathrow to San Diego for less than this, you've found a good deal.

Q: When is the best time to book cheap flights?

10 weeks. If you want cheap flights from London Heathrow to San Diego, this is the best time to book.

Q: What are the cheapest airlines?

Air France, Finnair, JetBlue, British Airways, Iberia Airlines. These airlines usually offer the cheapest flights from London Heathrow to San Diego.

Q: Can I fly direct to San Diego?

British Airways, Iberia Airlines, Finnair. You can fly non-stop from London Heathrow to San Diego with these airlines.

Q: What airlines fly indirectly?

JetBlue, KLM, Virgin Atlantic, Lufthansa, Icelandair. These airlines fly from London Heathrow to San Diego, but you’ll have at least one layover.

Q: When is high season?

July. This is the most expensive time to fly to San Diego. If this is when you want to go, book your flight from London Heathrow in advance.

Q: When is the cheapest time to fly?

January. Flights from London Heathrow to San Diego are usually cheaper at this time of year.

Q: How long is the flight?

11 hrs 15 mins. This is the shortest flight time from London Heathrow to San Diego.

Q: How long should I stay in San Diego?

16 days. Most people spend this amount of time in San Diego.

from as little as £508

37 nights in San Diego, departing London Heathrow on 30 / Oct / 2024 with British Airways (price found 79 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from London Heathrow to San Diego

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The London Heathrow / San Diego route

All 8814 km of it

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San Diego flight facts

What you need to know

How much are flights normally?

£ 522

If you see flights from London Heathrow to San Diego for less than this, you've found a good deal.

When is the best time to book cheap flights?

10 weeks

If you want cheap flights from London Heathrow to San Diego, this is the best time to book.

What are the cheapest airlines?

Air France
Finnair
JetBlue
British Airways
Iberia Airlines

These airlines usually offer the cheapest flights from London Heathrow to San Diego.

Can I fly direct to San Diego?

British Airways
Iberia Airlines
Finnair

You can fly non-stop from London Heathrow to San Diego with these airlines.

What airlines fly indirectly?

JetBlue
KLM
Virgin Atlantic
Lufthansa
Icelandair

These airlines fly from London Heathrow to San Diego, but you’ll have at least one layover.

When is high season?

July

This is the most expensive time to fly to San Diego. If this is when you want to go, book your flight from London Heathrow in advance.

When is the cheapest time to fly?

January

Flights from London Heathrow to San Diego are usually cheaper at this time of year.

How long is the flight?

11 hrs 15 mins

This is the shortest flight time from London Heathrow to San Diego.

How long should I stay in San Diego?

16 days

Most people spend this amount of time in San Diego.

Alternative flights from the UK to San Diego

Check out prices for other routes

London to San Diego

from £508 pp

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Manchester to San Diego

from £555 pp

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Edinburgh to San Diego

from £975 pp

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Birmingham to San Diego

from £616 pp

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London City Airport to San Diego

from £2,322 pp

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London Gatwick to San Diego

from £531 pp

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Alternative flights from London Heathrow

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30 / Oct / 2024 is currently the lowest priced day of the year to fly the London Heathrow/San Diego route. There are around 257 flights on any given week from the UK to San Diego and the cheapest month to fly right now is October.

Not suitable? Try running another search or viewing all cheap flight deals.

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

Currency

United States dollar

Language

English

Timezone

8 hrs behind GMT

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 nine airlines that offer this route. We've found that 30 / Oct / 2024 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 JetBlue, British Airways & KLM. JetBlue 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 14 hrs 10 mins to fly, and you can definitely expect the journey to be at least 11 hrs 15 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.