Cheap Flights from London (LHR) to San Diego (SAN)

View AU$786 flight on Tue, 1 Sept 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to San Diego Intl. Airport (SAN)

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Cheap Flights from London (LHR) to San Diego (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 11 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,490 Return, found 5 days ago
AU$1,490
Return
found 5 days ago
Select United flight, departing Thu, 11 June from London to San Diego, returning Sat, 27 June, priced at AU$1,490 found 5 days ago
Virgin Atlantic
Thu, 14 May - Sat, 16 May
LHR
London
SAN
San Diego
AU$1,499 Return, found 5 days ago
AU$1,499
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 14 May from London to San Diego, returning Sat, 16 May, priced at AU$1,499 found 5 days ago
Delta
Thu, 11 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,511 Return, found 5 days ago
AU$1,511
Return
found 5 days ago
Select Delta flight, departing Thu, 11 June from London to San Diego, returning Sat, 27 June, priced at AU$1,511 found 5 days ago
Delta
Thu, 14 May - Sat, 16 May
LHR
London
SAN
San Diego
AU$1,533 Return, found 5 days ago
AU$1,533
Return
found 5 days ago
Select Delta flight, departing Thu, 14 May from London to San Diego, returning Sat, 16 May, priced at AU$1,533 found 5 days ago
American Airlines
Thu, 11 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,536 Return, found 5 days ago
AU$1,536
Return
found 5 days ago
Select American Airlines flight, departing Thu, 11 June from London to San Diego, returning Sat, 27 June, priced at AU$1,536 found 5 days ago
Air Canada
Sun, 14 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,539 Return, found 4 days ago
AU$1,539
Return
found 4 days ago
Select Air Canada flight, departing Sun, 14 June from London to San Diego, returning Sat, 27 June, priced at AU$1,539 found 4 days ago
Air Canada
Sat, 13 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,541 Return, found 5 days ago
AU$1,541
Return
found 5 days ago
Select Air Canada flight, departing Sat, 13 June from London to San Diego, returning Sat, 27 June, priced at AU$1,541 found 5 days ago
Virgin Atlantic
Sun, 14 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,543 Return, found 4 days ago
AU$1,543
Return
found 4 days ago
Select Virgin Atlantic flight, departing Sun, 14 June from London to San Diego, returning Sat, 27 June, priced at AU$1,543 found 4 days ago
Virgin Atlantic
Thu, 11 June - Sat, 27 June
LHR
London
SAN
San Diego
AU$1,545 Return, found 5 days ago
AU$1,545
Return
found 5 days ago
Select Virgin Atlantic flight, departing Thu, 11 June from London to San Diego, returning Sat, 27 June, priced at AU$1,545 found 5 days ago
Alaska Airlines
Mon, 8 June - Wed, 10 June
LHR
London
SAN
San Diego
AU$1,861 Return, found 1 day ago
AU$1,861
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 8 June from London to San Diego, returning Wed, 10 June, priced at AU$1,861 found 1 day ago

Find the cheapest month to fly from London (LHR) to San Diego (SAN)

September is typically the cheapest month to fly

From AU$1,077 - AU$1,286 per traveller.

Frequently asked questions

How much is a flight from London Heathrow to SAN?
The lowest price advertised for a round-trip journey between LHR and San Diego Airport is AU$1,490. But you better act quick. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport (LHR) to SAN?
This can differ from airline to airline, as each one has its own terms and conditions. Head to the Customer Service Portal, where you'll find simple instructions on how to cancel your flight online.
How do I find cheap flights from London Heathrow to SAN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to SAN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport to San Diego Intl. Airport (SAN)?
With a flight distance of 8 800 kilometres from London Heathrow (LHR) to San Diego Airport (SAN), this is a long-haul journey. Make sure you drink plenty of water and move your feet and legs every now and then.
Which airlines fly direct from Heathrow Airport to San Diego Intl. Airport (SAN)?
If you're eager to fly directly from LHR to San Diego Intl. Airport (SAN), British Airways (BA) is a great choice. It operates 30 flights each month between Hounslow and San Diego.
Are LHR to San Diego Intl. Airport (SAN) flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Heathrow Airport to SAN are available up to a year before departure on Expedia. And although you may score a great last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more options — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

Travel information

Origin airport
Heathrow
Destination airport
San Diego Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, United, Virgin Atlantic
Return price
AU$1,490
Distance
8756 km
Average flight time
3 hours 20 mins

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