How long is the flight from London to San Clemente?

A quick flight from London to San Clemente can take about 11h 20m. Aer Lingus provides one of the quickest options available for as low as £359. 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 £236 on Norse Atlantic UK. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £242 and LEVEL from £254 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 City - Los Angeles and London Gatwick - Los Angeles.

What are the cheapest flights from London to San Clemente?

Looking at all options, your cheapest flight can be booked for £399. While the most popular route (London Heathrow - Los Angeles) can be booked for £329 on average our data indicates £2,711 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 Aeromexico (84%), KLM (83%) or Air France (83%) 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 American Airlines, Air Canada and Air France. Something to consider prior to booking your flight.

How far in advance should I book a flight from London to San Clemente?

Travelers have found it’s best to book a flight 56 days in advance to save up to 38% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 56 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London to San Clemente 1-2 weeks in advance for as low as £430, or £673 for flights within the next 24 hours.

What is the cheapest month to fly from London to San Clemente?

Flights from London to San Clemente lean towards being more expensive in December. Prices are generally better when you fly from London to San Clemente in September, with the cheapest ticket starting at £309.

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.

£236+ Cheap Flights from London to San Clemente

Q: 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 £380 and £469 in October. The cheapest return flight price found within the last 3 days was £358 on Aer Lingus (1 Oct-8 Oct).

Cheapflights Tip: The best prices from London to San Clemente are usually found in September or February, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from London to San Clemente

Round-trip from	£358
One-way from	£236
Popular in	December
Cheapest in	September
Average price	£418

Aer Lingus
1/10-8/10
2 total stops
33h 40m total
London to San Clemente

Search Deals

Norse Atlantic UK
10/9
Nonstop
11h 15m total
London to San Clemente

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from London to San Clemente

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 4 September 2025.

Thu 18/907:40LHR - LAX

1 stop18h 45mAer Lingus

Thu 9/1020:15LAX - LHR

1 stop14h 40mAer Lingus

Deal found 3/9£358

Wed 1/1014:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sun 12/1020:05LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Sat 20/913:35LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sat 27/915:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Fri 12/906:00LHR - LAX

1 stop18h 30mMultiple Airlines

Mon 22/922:30LAX - LHR

1 stop24h 00mMultiple Airlines

Deal found 2/9£360

Thu 25/906:00LHR - LAX

1 stop15h 05mMultiple Airlines

Sun 28/913:00LAX - LHR

1 stop13h 40mMultiple Airlines

Deal found 3/9£361

Wed 10/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Sat 20/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 2/9£361

Wed 1/1009:30LHR - LAX

1 stop15h 25mLufthansa

Wed 8/1016:40LAX - LHR

Nonstop10h 30mLufthansa

Deal found 3/9£362

Thu 11/915:05LGW - LAX

1 stop36h 29mBritish Airways

Wed 17/910:20LAX - LGW

1 stop13h 50mBritish Airways

Deal found 3/9£362

Thu 30/1009:00LHR - LAX

1 stop15h 35mUnited Airlines

Sat 8/1100:25LAX - LHR

1 stop21h 30mUnited Airlines

Deal found 3/9£362

Tue 16/908:45LHR - LAX

1 stop15h 45mUnited Airlines

Tue 7/1010:26LAX - LHR

1 stop15h 59mUnited Airlines

Deal found 3/9£363

Mon 8/910:25LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Mon 22/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 3/9£363

Wed 1/1007:40LHR - LAX

1 stop18h 45mAer Lingus

Mon 6/1020:15LAX - LHR

1 stop16h 05mAer Lingus

Deal found 2/9£364

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 4 September 2025.

Mon 3/1112:10LHR - LAX

1 stop14h 20mAer Lingus

Wed 12/1120:15LAX - LHR

1 stop15h 35mAer Lingus

Deal found 3/9£358

Thu 2/1009:55LHR - LAX

Nonstop11h 20mVirgin Atlantic

Thu 9/1022:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 3/9£359

Fri 31/1009:00LHR - LAX

1 stop15h 35mUnited Airlines

Sat 8/1119:00LAX - LHR

Nonstop10h 30mUnited Airlines

Deal found 3/9£362

Fri 7/1109:00LHR - LAX

1 stop15h 35mMultiple Airlines

Thu 13/1108:15LAX - LHR

1 stop13h 40mMultiple Airlines

Deal found 2/9£362

Mon 3/1118:40LGW - LAX

1 stop29h 55mSWISS

Wed 12/1119:10LAX - LGW

1 stop14h 40mSWISS

Deal found 3/9£383

Tue 10/211:45LGW - LAX

2 stops30h 43mBritish Airways

Mon 23/217:30LAX - LGW

2 stops41h 30mBritish Airways

Deal found 3/9£386

Thu 2/1007:40LHR - LAX

1 stop18h 45mAer Lingus

Thu 9/1020:15LAX - LHR

1 stop14h 40mAer Lingus

Deal found 3/9£359

Wed 3/1209:00LHR - LAX

1 stop15h 35mUnited Airlines

Wed 24/1211:02LAX - LHR

1 stop14h 38mUnited Airlines

Deal found 3/9£362

Fri 7/1109:00LHR - LAX

1 stop15h 35mMultiple Airlines

Tue 11/1119:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 2/9£362

Tue 25/1118:40LGW - LAX

1 stop29h 55mSWISS

Sun 30/1119:10LAX - LGW

1 stop14h 40mSWISS

Deal found 3/9£384

Mon 9/211:45LGW - LAX

2 stops20h 48mBritish Airways

Mon 23/212:55LAX - LGW

2 stops46h 05mBritish Airways

Deal found 3/9£386

Thu 6/1109:00LHR - LAX

1 stop15h 35mMultiple Airlines

Mon 1/1219:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 3/9£362

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 4 September 2025.

Fri 19/914:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Wed 1/1022:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 3/9£358

Fri 19/914:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Thu 2/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Sat 20/913:35LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sat 27/915:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Mon 3/1111:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Wed 12/1122:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 3/9£360

Thu 12/211:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Mon 23/216:35LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 2/9£361

Fri 6/211:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sat 14/222:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 2/9£363

Tue 27/111:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sat 7/222:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 3/9£364

Mon 9/211:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Fri 6/322:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 3/9£365

Fri 26/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Mon 29/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 2/9£365

Sat 13/909:55LHR - LAX

Nonstop11h 20mVirgin Atlantic

Mon 15/922:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 2/9£365

Fri 26/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Sun 5/1016:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 2/9£365

Tue 16/913:05LHR - LAX

Nonstop11h 10mBrussels Airlines

Mon 3/1119:00LAX - LHR

Nonstop10h 30mBrussels Airlines

Deal found 3/9£366

Last-minute flights from London to San Clemente
Discover last-minute flight deals from London to San Clemente. Data last updated 4 September 2025 and is based on user searches.

Mon 8/910:25LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Mon 22/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 3/9£363

Wed 10/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Sat 20/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 2/9£361

Thu 11/915:05LGW - LAX

1 stop36h 29mBritish Airways

Wed 17/910:20LAX - LGW

1 stop13h 50mBritish Airways

Deal found 3/9£362

Fri 12/906:00LHR - LAX

1 stop18h 30mMultiple Airlines

Sun 21/908:05LAX - LHR

1 stop14h 25mMultiple Airlines

Deal found 2/9£360

Tue 16/908:45LHR - LAX

1 stop15h 45mUnited Airlines

Tue 7/1010:26LAX - LHR

1 stop15h 59mUnited Airlines

Deal found 3/9£363

Thu 18/907:40LHR - LAX

1 stop18h 45mAer Lingus

Thu 9/1020:15LAX - LHR

1 stop14h 40mAer Lingus

Deal found 3/9£358

Sat 20/913:35LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sat 27/915:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Thu 25/906:00LHR - LAX

1 stop15h 05mMultiple Airlines

Sun 28/913:00LAX - LHR

1 stop13h 40mMultiple Airlines

Deal found 3/9£361

Wed 1/1014:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sun 12/1020:05LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 3/9£359

Wed 1/1009:30LHR - LAX

1 stop15h 25mLufthansa

Tue 7/1016:40LAX - LHR

Nonstop10h 30mLufthansa

Deal found 3/9£362

Wed 1/1007:40LHR - LAX

1 stop18h 45mAer Lingus

Mon 6/1020:15LAX - LHR

1 stop16h 05mAer Lingus

Deal found 2/9£364

Thu 30/1009:00LHR - LAX

1 stop15h 35mUnited Airlines

Mon 3/1100:55LAX - LHR

1 stop22h 35mUnited Airlines

Deal found 3/9£362

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 4 September 2025.

Wed 10/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 3/9£236

Fri 26/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 2/9£236

Mon 24/1106:00LHR - LAX

1 stop41h 00mTAP AIR PORTUGAL

Deal found 2/9£242

Wed 29/1006:00LHR - LAX

1 stop41h 00mTAP AIR PORTUGAL

Deal found 2/9£243

Fri 12/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 3/9£243

Wed 26/1106:00LHR - LAX

1 stop41h 00mTAP AIR PORTUGAL

Deal found 3/9£244

Mon 3/1106:00LHR - LAX

1 stop41h 00mTAP AIR PORTUGAL

Deal found 3/9£245

Sat 4/1021:20LTN - LAX

3 stops51h 56mMultiple Airlines

Deal found 2/9£246

Sat 27/909:50LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 3/9£246

Wed 19/1116:35LGW - LAX

1 stop26h 20mMultiple Airlines

Deal found 3/9£248

Wed 19/1121:05LGW - LAX

1 stop30h 05mLEVEL

Deal found 3/9£251

Wed 15/1018:05LGW - LAX

1 stop32h 00mLEVEL

Deal found 4/9£252

Fly from

Fly to

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 3/11

12:10-18:30

1 stop14h 20m

Los Angeles

Wed 12/11

20:15-19:50

1 stop15h 35m

£358

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 2/10

09:55-13:15

Nonstop11h 20m

Los Angeles

Thu 9/10

22:50-17:15

Nonstop10h 25m

£359

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 2/10

07:40-18:25

1 stop18h 45m

Los Angeles

Thu 9/10

20:15-18:55

1 stop14h 40m

£359

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 31/10

09:00-17:35

1 stop15h 35m

Los Angeles

Sat 8/11

19:00-13:30

Nonstop10h 30m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/11

09:00-16:35

1 stop15h 35m

Los Angeles

Thu 13/11

08:15-05:55

1 stop13h 40m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 3/12

09:00-16:35

1 stop15h 35m

Los Angeles

Wed 24/12

11:02-09:40

1 stop14h 38m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/11

09:00-16:35

1 stop15h 35m

Los Angeles

Tue 11/11

19:00-13:30

Nonstop10h 30m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 6/11

09:00-16:35

1 stop15h 35m

Los Angeles

Mon 1/12

19:00-13:30

Nonstop10h 30m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/11

09:00-16:35

1 stop15h 35m

Los Angeles

Thu 13/11

19:00-13:30

Nonstop10h 30m

£362

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 17/9

08:40-16:30

1 stop15h 50m

Los Angeles

Tue 23/9

08:00-10:25

1 stop18h 25m

£362

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Showing 1-10 of 60 results

...

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.

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

How far ahead should I book a flight from London to San Clemente?

To ensure you get the cheapest price possible for a flight from London to San Clemente, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London to San Clemente?

Currently, January is the cheapest month in which you can book a flight from London to San Clemente (average of £575). Flying from London to San Clemente in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

What is the cheapest day to fly from London to San Clemente?

Travellers seeking maximum savings on their London to San Clemente flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to San Clemente

The most flights from LON to CL3 are scheduled on a Monday (54 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (44 on average).

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

Reviews of airlines servicing San Clemente

Get a feel of what it's like to fly with Finnair, Virgin Atlantic, 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.

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,321 reviews

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Virgin Atlantic

7.4

Good

663 reviews

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Norse Atlantic UK

7.1

Good

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Lufthansa

6.8

Okay

7,390 reviews

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

British Airways

6.7

Okay

7,345 reviews

Finnair

7.6

Good

1,321 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

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 20m. Aer Lingus provides one of the quickest options available for as low as £359. 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 £236 on Norse Atlantic UK. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £242 and LEVEL from £254 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 City - Los Angeles and London Gatwick - 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 Aeromexico (84%), KLM (83%) or Air France (83%) 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 £399. While the most popular route (London Heathrow - Los Angeles) can be booked for £329 on average our data indicates £2,711 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.
What is the cheapest month to book a flight from London to San Clemente?
Currently, January is the cheapest month in which you can book a flight from London to San Clemente (average of £575). Flying from London to San Clemente in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Finnair	Cheapest£280	Average£494	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
SWISS	Cheapest£292	Average£497	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Norse Atlantic UK	Cheapest£296	Average£520	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£336	Average£590	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£337	Average£536	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
KLM	Cheapest£347	Average£545	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Scandinavian Airlines	Cheapest£347	Average£483	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Air France	Cheapest£354	Average£443	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Brussels Airlines	Cheapest£355	Average£476	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Austrian Airlines	Cheapest£357	Average£473	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines 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 £236

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to San Clemente are usually found in September or February, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from London to San Clemente

Keep the following information in mind while searching for London to San Clemente flight deals. Data was last updated 4 September 2025.

Round-trip from

One-way from

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Find 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 4 September 2025.

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 4 September 2025.

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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

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

How far ahead should I book a flight from London to San Clemente?

Use this chart to determine the optimal time to book a return flight from London to San Clemente. Price data was last updated on 29 August 2025.

What is the cheapest month to book a flight from London to San Clemente?

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 4 September 2025.

What is the cheapest day to fly from London to San Clemente?

Use this chart to determine the cheapest time to fly return from London to San Clemente. Price data was last updated on 16 December 2024.

Weekly flight availability from London to San Clemente

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

Reviews of airlines servicing San Clemente

Get a feel of what it's like to fly with Finnair, Virgin Atlantic, 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

Find useful and relevant information for your journey from London to San Clemente. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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?

What is the cheapest month to book a flight from London to San Clemente?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to San Clemente

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

Top 10 airlines flying from London to San Clemente

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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 4 September 2025.