How long is the flight from London to San Clemente?

A quick flight from London to San Clemente can take about 11h 25m. British Airways provides one of the quickest options available for as low as £436. London and San Clemente are separated by a distance of 5439 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from London to San Clemente one-way?

One-way options have recently been found by users for as low as £169 on WestJet. Other airlines that offer cheap prices include Norse Atlantic UK from £190 and TAP AIR PORTUGAL from £246 one-way.

In terms of precipitation, rainfall in San Clemente ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit San Clemente when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Clemente, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most popular routes from London to San Clemente?

The most popular flight routes from London to San Clemente are London Heathrow - Los Angeles, London Gatwick - Los Angeles and London City - Los Angeles.

What are the cheapest flights from London to San Clemente?

Looking at all options, your cheapest flight can be booked for £311. While the most popular route (London Heathrow - Los Angeles) can be booked for £307 on average, our data indicates £2,251 when flying from London to San Clemente.

What are the most reliable airlines from London to San Clemente?

No one likes to see their flight delayed. When booking a flight from London to San Clemente consider choosing SriLankan Airlines (100%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from London to San Clemente?

The most popular airlines flying from London to San Clemente are Virgin Atlantic, British Airways and Lufthansa. Something to consider prior to booking your flight.

Can I find deals for flights from London to San Clemente that include hotel bookings?

Yes. In addition to deals on London to San Clemente flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to San Clemente?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Clemente.

Can I find deals for business class flights from London to San Clemente?

Yes. Cheapflights offers flight deals from London to San Clemente by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£356+ Cheap Flights from London to San Clemente

Cheapflights Tip: The best prices from London to San Clemente are usually found in February or September, booked 53 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from London to San Clemente

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to San Clemente
Explore the most affordable flight options available from London to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Wed 28/1009:15 -

1 stop15h 20m

Mon 9/1119:10 -

1 stop13h 55m

Deal found 10/8£430

Fri 21/807:25 -

1 stop15h 50m

Mon 31/815:35 -

Nonstop10h 35m

Deal found 7/8£430

Wed 9/909:25 -

1 stop15h 05m

Tue 6/1019:35 -

1 stop14h 15m

Deal found 8/8£430

Tue 8/909:15 -

1 stop15h 15m

Tue 15/919:35 -

1 stop13h 50m

Deal found 9/8£431

Sun 18/1013:05 -

Nonstop11h 20m

Sun 1/1108:19 -

1 stop19h 31m

Deal found 9/8£431

Sat 10/1010:25 -

1 stop16h 19m

Mon 19/1018:25 -

1 stop31h 00m

Deal found 7/8£431

Mon 7/917:10 -

1 stop26h 40m

Sun 20/915:50 -

Nonstop10h 25m

Deal found 10/8£432

Mon 9/1111:15 -

1 stop30h 27m

Mon 30/1121:55 -

1 stop25h 35m

Deal found 10/8£432

Fri 13/1115:20 -

Nonstop11h 25m

Sun 15/1118:55 -

Nonstop10h 35m

Deal found 10/8£433

Fri 25/913:05 -

Nonstop11h 20m

Tue 6/1015:40 -

Nonstop10h 30m

Deal found 10/8£433

Wed 23/910:25 -

1 stop16h 15m

Sun 27/914:00 -

1 stop35h 40m

Deal found 6/8£433

Wed 23/916:25 -

1 stop30h 50m

Mon 28/917:30 -

1 stop14h 05m

Deal found 6/8£433

Best flights from London to San Clemente
Discover carefully curated flight deals from London to San Clemente that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 August 2026.

Mon 7/908:20 -

Nonstop11h 25m

Sun 13/918:05 -

Nonstop10h 40m

Deal found 9/8£436

Sun 25/1015:20 -

Nonstop11h 25m

Wed 18/1110:15 -

1 stop13h 25m

Deal found 9/8£437

Tue 24/1111:30 -

1 stop14h 55m

Fri 11/1214:00 -

1 stop13h 40m

Deal found 9/8£445

Fri 9/1010:25 -

1 stop19h 30m

Mon 19/1006:40 -

2 stops19h 00m

Deal found 6/8£455

Wed 2/906:10 -

2 stops18h 10m

Tue 22/908:15 -

2 stops22h 25m

Deal found 9/8£577

Thu 10/907:05 -

2 stops21h 45m

Wed 23/912:00 -

2 stops20h 00m

Deal found 10/8£632

Mon 7/921:15 -

2 stops25h 30m

Sun 13/916:40 -

1 stop33h 05m

Deal found 7/8£654

Wed 28/1010:55 -

1 stop37h 40m

Mon 9/1118:30 -

1 stop31h 25m

Deal found 10/8£757

Wed 2/1212:15 -

2 stops18h 33m

Tue 8/1211:02 -

2 stops15h 48m

Deal found 9/8£771

Thu 17/1207:40 -

1 stop19h 19m

Sun 3/119:03 -

1 stop30h 37m

Deal found 10/8£441

Thu 8/1010:25 -

1 stop16h 19m

Sat 24/1014:00 -

1 stop18h 45m

Deal found 6/8£455

Tue 12/110:00 -

1 stop16h 21m

Wed 20/115:20 -

1 stop16h 25m

Deal found 6/8£464

Mon 26/1014:30 -

1 stop15h 01m

Fri 20/1111:30 -

1 stop13h 00m

Deal found 9/8£443

Mon 28/1210:00 -

1 stop14h 35m

Sat 16/112:15 -

2 stops19h 30m

Deal found 8/8£458

Mon 9/1110:00 -

2 stops19h 29m

Wed 11/1115:20 -

1 stop16h 25m

Deal found 10/8£463

Wed 13/106:35 -

1 stop16h 40m

Mon 18/118:55 -

Nonstop10h 35m

Deal found 6/8£474

Fri 4/906:20 -

1 stop20h 05m

Mon 7/920:10 -

1 stop18h 40m

Deal found 7/8£588

Mon 7/917:00 -

1 stop27h 55m

Sun 20/915:15 -

1 stop16h 45m

Deal found 10/8£467

Fri 21/806:55 -

1 stop16h 20m

Fri 4/922:35 -

1 stop24h 10m

Deal found 9/8£482

Wed 9/906:15 -

1 stop20h 10m

Mon 21/920:10 -

1 stop18h 40m

Deal found 10/8£596

Mon 7/910:20 -

1 stop14h 30m

Sun 20/906:10 -

2 stops19h 25m

Deal found 10/8£680

Mon 28/1217:05 -

1 stop26h 40m

Sat 16/109:35 -

2 stops19h 40m

Deal found 8/8£472

Thu 3/910:10 -

2 stops17h 44m

Sun 6/908:15 -

2 stops18h 15m

Deal found 8/8£613

Thu 3/906:40 -

2 stops19h 49m

Wed 16/919:10 -

1 stop14h 30m

Deal found 7/8£691

Thu 10/909:20 -

1 stop13h 25m

Wed 23/915:15 -

2 stops18h 05m

Deal found 10/8£473

Sat 7/1117:20 -

1 stop31h 15m

Thu 19/1112:45 -

1 stop19h 35m

Deal found 6/8£767

Thu 10/910:10 -

2 stops17h 44m

Thu 17/908:15 -

2 stops18h 30m

Deal found 8/8£618

Tue 25/810:35 -

1 stop16h 01m

Thu 3/918:25 -

1 stop13h 35m

Deal found 8/8£750

Tue 22/908:25 -

1 stop14h 20m

Tue 29/915:15 -

2 stops18h 05m

Deal found 7/8£473

Sun 8/1117:20 -

1 stop25h 30m

Tue 17/1118:30 -

1 stop31h 25m

Deal found 6/8£767

Find flight deals from London to San Clemente

Round-trip from	£430
One-way from	£356
Popular in	December
Cheapest in	February
Average price	£529

SWISS
28/10-9/11
2 total stops
29h 15m total
London to San Clemente

Search Deals

SWISS
27/10
1 total stop
15h 20m total
London to San Clemente

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£9 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 7/9

08:20-11:45

Nonstop11h 25m

Los Angeles

Sun 13/9

18:05-12:45

Nonstop10h 40m

£436

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Sun 25/10

15:20-19:45

Nonstop11h 25m

Los Angeles

Wed 18/11

10:15-07:40

1 stop13h 25m

£437

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Thu 17/12

07:40-18:59

1 stop19h 19m

Los Angeles

Sun 3/1

19:03-09:40

1 stop30h 37m

£441

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Mon 26/10

14:30-22:31

1 stop15h 01m

Los Angeles

Fri 20/11

11:30-08:30

1 stop13h 00m

£443

LondonLos Angeles

LHR London Heathrow - LAX Los Angeles

LHRLAX

London Heathrow

Tue 24/11

11:30-18:25

1 stop14h 55m

Los Angeles

Fri 11/12

14:00-11:40

1 stop13h 40m

£445

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Fri 9/10

10:25-21:55

1 stop19h 30m

Los Angeles

Mon 19/10

06:40-09:40

2 stops19h 00m

£455

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Thu 8/10

10:25-18:44

1 stop16h 19m

Los Angeles

Sat 24/10

14:00-16:45

1 stop18h 45m

£455

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Mon 28/12

10:00-16:35

1 stop14h 35m

Los Angeles

Sat 16/1

12:15-15:45

2 stops19h 30m

£458

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Mon 9/11

10:00-21:29

2 stops19h 29m

Los Angeles

Wed 11/11

15:20-15:45

1 stop16h 25m

£463

LondonLos Angeles

LGW London Gatwick - LAX Los Angeles

LGWLAX

London Gatwick

Tue 12/1

10:00-18:21

1 stop16h 21m

Los Angeles

Wed 20/1

15:20-15:45

1 stop16h 25m

£464

Flights are sorted by cheapest return flights first.

Deals found on 10/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to San Clemente

Have a flexible travel schedule? Discover the best time to fly to San Clemente from London with our price prediction graph.

LHR-LAX

LGW-LAX

LCY-LAX

STN-LAX

LTN-LAX

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 Insights

Everything you need to know about your flight from London to San Clemente

LON-CL3

LHR-LAX

LGW-LAX

LCY-LAX

STN-LAX

What is the cheapest time of day to fly from LON to CL3?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to San Clemente as you normally would.

Weekly flight availability from London to San Clemente

The most flights from LON to CL3 are scheduled on a Sunday (58 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (57 on average).

How much does it cost for a return flight from London to San Clemente?

Airfare is below average for this route at the moment.

London to San Clemente flights typically cost between £460 and £618 in October.
The cheapest return price found within the last 5 days was £430 on SWISS (28 Oct–9 Nov).

Reviews of airlines servicing San Clemente

Get a feel of what it's like to fly with Virgin Atlantic,United Airlines, andNorse Atlantic UK from London to San Clemente by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Virgin Atlantic

7.5

Good

694 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

United Airlines

7.4

Good

10,102 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Norse Atlantic UK

7.2

Good

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Lufthansa

6.8

Okay

8,177 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

British Airways

6.7

Okay

8,154 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

How long is the flight from London to San Clemente?
A quick flight from London to San Clemente can take about 11h 25m. British Airways provides one of the quickest options available for as low as £436. London and San Clemente are separated by a distance of 5439 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London to San Clemente one-way?
One-way options have recently been found by users for as low as £169 on WestJet. Other airlines that offer cheap prices include Norse Atlantic UK from £190 and TAP AIR PORTUGAL from £246 one-way.
What are the most popular routes from London to San Clemente?
The most popular flight routes from London to San Clemente are London Heathrow - Los Angeles, London Gatwick - Los Angeles and London City - Los Angeles.
What are the most reliable airlines from London to San Clemente?
No one likes to see their flight delayed. When booking a flight from London to San Clemente consider choosing SriLankan Airlines (100%), Malaysia Airlines (92%) or Fiji Airways (89%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London to San Clemente?
Looking at all options, your cheapest flight can be booked for £311. While the most popular route (London Heathrow - Los Angeles) can be booked for £307 on average, our data indicates £2,251 when flying from London to San Clemente.
Can I find deals for flights from London to San Clemente that include hotel bookings?
Yes. In addition to deals on London to San Clemente flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to San Clemente?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Clemente.
Can I find deals for business class flights from London to San Clemente?
Yes. Cheapflights offers flight deals from London to San Clemente by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from London to San Clemente

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£302	Average£541	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Norse Atlantic UK	Cheapest£305	Average£549	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£331	Average£681	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Virgin Atlantic	Cheapest£337	Average£490	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Scandinavian Airlines	Cheapest£338	Average£466	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Delta	Cheapest£338	Average£579	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Brussels Airlines	Cheapest£344	Average£463	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
SWISS	Cheapest£345	Average£520	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Austrian Airlines	Cheapest£350	Average£485	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
TAP AIR PORTUGAL	Cheapest£351	Average£480	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to San Clemente?

When you search for this flight from London to San Clemente, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to San Clemente?

Cheapflights helps you find that perfect flight to San Clemente from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to San Clemente with no change fees?

Certainly. Search results for flights to San Clemente from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to San Clemente become cheaper?

Yes, Cheapflights offers price alerts on London to San Clemente flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from London to San Clemente from £356

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to San Clemente

Cheapest flights from London to San ClementeExplore the most affordable flight options available from London to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Explore the most affordable flight options available from London to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Best flights from London to San ClementeDiscover carefully curated flight deals from London to San Clemente that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 August 2026.

Discover carefully curated flight deals from London to San Clemente that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 August 2026.

Direct flights from London to San ClementeExplore direct flight options from London to San Clemente based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 August 2026.

Explore direct flight options from London to San Clemente based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 August 2026.

Last-minute flights from London to San ClementeDiscover last-minute flight deals from London to San Clemente. Data last updated 11 August 2026 and is based on user searches.

Discover last-minute flight deals from London to San Clemente. Data last updated 11 August 2026 and is based on user searches.

One-way flights from London to San ClementeSearch for one-way flight options from London to San Clemente. Find affordable one-way fares based on user searches. Data last updated 11 August 2026.

Search for one-way flight options from London to San Clemente. Find affordable one-way fares based on user searches. Data last updated 11 August 2026.

Find flight deals from London to San Clemente

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to San Clemente that are best for you.

Best time to book a flight from London to San Clemente

Have a flexible travel schedule? Discover the best time to fly to San Clemente from London with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from LON to CL3?

Find hourly flight availability from London to San Clemente. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 August 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to San Clemente as you normally would.

Weekly flight availability from London to San Clemente

Explore weekly flight availability from London to San Clemente. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 August 2026.

The most flights from LON to CL3 are scheduled on a Sunday (58 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (57 on average).

How much does it cost for a return flight from London to San Clemente?

Airfare is below average for this route at the moment.

London to San Clemente flights typically cost between £460 and £618 in October.The cheapest return price found within the last 5 days was £430 on SWISS (28 Oct–9 Nov).

Reviews of airlines servicing San Clemente

Get a feel of what it's like to fly with Virgin Atlantic,United Airlines, andNorse Atlantic UK from London to San Clemente by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to San Clemente?

What are the cheapest airlines to fly from London to San Clemente one-way?

What are the most popular routes from London to San Clemente?

What are the most reliable airlines from London to San Clemente?

What are the cheapest flights from London to San Clemente?

Can I find deals for flights from London to San Clemente that include hotel bookings?

How can I find direct flights from London to San Clemente?

Can I find deals for business class flights from London to San Clemente?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to San Clemente

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Clemente by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

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Search flights from London to San Clemente by cabin class

Find flights from London to San Clemente, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and San Clemente flights

Browse other London and San Clemente flight options. Last updated on 11 August 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 11 August 2026.

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Top 10 airlines flying from London to San Clemente

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How does Cheapflights help users find flights from London to San Clemente?

Why should you use Cheapflights to find cheap flight tickets from London to San Clemente?

Can Cheapflights find flights from London to San Clemente with no change fees?

Can Cheapflights notify me if prices for flights from London to San Clemente become cheaper?

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Cheapest flights from London to San Clemente
Explore the most affordable flight options available from London to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Best flights from London to San Clemente
Discover carefully curated flight deals from London to San Clemente that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 August 2026.

Direct flights from London to San Clemente
Explore direct flight options from London to San Clemente based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 August 2026.

Last-minute flights from London to San Clemente
Discover last-minute flight deals from London to San Clemente. Data last updated 11 August 2026 and is based on user searches.

One-way flights from London to San Clemente
Search for one-way flight options from London to San Clemente. Find affordable one-way fares based on user searches. Data last updated 11 August 2026.

London to San Clemente flights typically cost between £460 and £618 in October.
The cheapest return price found within the last 5 days was £430 on SWISS (28 Oct–9 Nov).