฿15,830 Cheap Flights from London (LHR) to San Diego (SAN)

View ฿15,830 flight on Tue, 13 Jan 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 and start at ฿15,830 for one-way flights and ฿23,370 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, 27 May - Wed, 10 Jun
LHR
London
SAN
San Diego
฿23,370 Return, found 2 days ago
฿23,370
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 27 May from London to San Diego, returning Wed, 10 Jun, priced at ฿23,370 found 2 days ago
Lufthansa
Tue, 26 May - Tue, 9 Jun
LHR
London
SAN
San Diego
฿23,620 Return, found 2 days ago
฿23,620
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 26 May from London to San Diego, returning Tue, 9 Jun, priced at ฿23,620 found 2 days ago
American Airlines
Sat, 15 Nov - Sun, 11 Jan
LHR
London
SAN
San Diego
฿23,800 Return, found 6 days ago
฿23,800
Return
found 6 days ago
Select American Airlines flight, departing Sat, 15 Nov from London to San Diego, returning Sun, 11 Jan, priced at ฿23,800 found 6 days ago
Delta
Sat, 15 Nov - Sun, 11 Jan
LHR
London
SAN
San Diego
฿23,800 Return, found 6 days ago
฿23,800
Return
found 6 days ago
Select Delta flight, departing Sat, 15 Nov from London to San Diego, returning Sun, 11 Jan, priced at ฿23,800 found 6 days ago
Lufthansa
Wed, 27 May - Wed, 10 Jun
LHR
London
SAN
San Diego
฿23,995 Return, found 2 days ago
฿23,995
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 27 May from London to San Diego, returning Wed, 10 Jun, priced at ฿23,995 found 2 days ago
United
Sat, 15 Nov - Sun, 11 Jan
LHR
London
SAN
San Diego
฿24,125 Return, found 6 days ago
฿24,125
Return
found 6 days ago
Select United flight, departing Sat, 15 Nov from London to San Diego, returning Sun, 11 Jan, priced at ฿24,125 found 6 days ago
Lufthansa
Tue, 26 May - Tue, 9 Jun
LHR
London
SAN
San Diego
฿24,250 Return, found 2 days ago
฿24,250
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 26 May from London to San Diego, returning Tue, 9 Jun, priced at ฿24,250 found 2 days ago
Air France
Sat, 15 Nov - Sun, 11 Jan
LHR
London
SAN
San Diego
฿24,290 Return, found 6 days ago
฿24,290
Return
found 6 days ago
Select Air France flight, departing Sat, 15 Nov from London to San Diego, returning Sun, 11 Jan, priced at ฿24,290 found 6 days ago
American Airlines
Wed, 27 May - Wed, 10 Jun
LHR
London
SAN
San Diego
฿24,340 Return, found 2 days ago
฿24,340
Return
found 2 days ago
Select American Airlines flight, departing Wed, 27 May from London to San Diego, returning Wed, 10 Jun, priced at ฿24,340 found 2 days ago
American Airlines
Sat, 15 Nov - Sun, 11 Jan
LHR
London
SAN
San Diego
฿24,360 Return, found 6 days ago
฿24,360
Return
found 6 days ago
Select American Airlines flight, departing Sat, 15 Nov from London to San Diego, returning Sun, 11 Jan, priced at ฿24,360 found 6 days ago

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

November is typically the cheapest month to fly

From ฿17,050 - ฿35,681 per traveller.
Flight from London to San Diego route information
Origin airport
Heathrow
Destination airport
San Diego Intl.
Return price
฿23,370
Distance
8756 km
Average flight time
3 hours 12 mins

Perfect flights from London to San Diego

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to San Diego. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of San Diego, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to San Diego Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿15,830 and roundtrip prices from ฿23,370. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at San Diego Intl. and explore San Diego and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LHR to SAN travel arrangements today and embark on the journey of a lifetime in San Diego.

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 ฿23,370. 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.

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London

London City to San Diego
฿46,081.75
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