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Cheap flights from London to San Salvador from £503

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SAL
22 Apr — 29 Apr1
1 adult

Cheapflights Tip: The best prices from London to San Salvador El Salvador Intl are usually found in September or October, booked 63 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from London to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San Salvador (SAL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 April 2025.

Round-trip from

£503

Popular in

December

Cheapest in

September

Average price

£614
9/5-11/5
  • 9/5-11/5
  • 2 total stops
  • 35h 02m total
  • London to San Salvador
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from London to San Salvador

Cheapest flights from London to San Salvador
Explore the most affordable flight options available from London to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2025.

Fri 9/510:05LGW - SAL
1 stop17h 47mMultiple Airlines
Sun 11/506:40SAL - LGW
1 stop17h 15mMultiple Airlines
Deal found 16/4£503
Wed 11/610:00LHR - SAL
1 stop17h 17mLufthansa
Mon 23/613:25SAL - LHR
1 stop15h 10mLufthansa
Deal found 16/4£582
Fri 9/510:45LHR - SAL
1 stop17h 07mMultiple Airlines
Sun 11/506:40SAL - LHR
2 stops41h 35mMultiple Airlines
Deal found 16/4£598
Thu 24/407:25LHR - SAL
2 stops35h 41mUnited Airlines
Wed 18/623:45SAL - LHR
1 stop24h 10mUnited Airlines
Deal found 16/4£600
Fri 25/413:05LHR - SAL
1 stop30h 50mKLM
Sat 3/514:10SAL - LHR
1 stop16h 20mKLM
Deal found 16/4£607
Sun 1/610:00LHR - SAL
1 stop17h 17mAir Canada
Sun 8/606:00SAL - LHR
1 stop18h 40mAir Canada
Deal found 17/4£614
Mon 5/518:15LHR - SAL
2 stops25h 40mDelta
Tue 20/513:05SAL - LHR
2 stops23h 55mDelta
Deal found 16/4£665
Mon 5/509:35LCY - SAL
2 stops17h 48mKLM
Tue 20/513:40SAL - LCY
2 stops20h 00mKLM
Deal found 16/4£696
Fri 9/519:30LCY - SAL
3 stops31h 47mMultiple Airlines
Sun 11/506:00SAL - LCY
3 stops23h 30mMultiple Airlines
Deal found 16/4£757
Mon 8/1219:00LHR - SAL
2 stops23h 05mFinnair
Sat 27/1208:25SAL - LHR
2 stops16h 20mFinnair
Deal found 16/4£858
Fri 25/409:15LHR - SAL
2 stops16h 39mAmerican Airlines
Thu 19/606:00SAL - LHR
2 stops19h 05mAmerican Airlines
Deal found 16/4£888
Wed 23/408:40LCY - SAL
2 stops28h 04mDelta
Tue 6/514:10SAL - LCY
2 stops19h 30mDelta
Deal found 16/4£931

Cheapflights Fare Finder

Customise your flight search to find flights from London to San Salvador that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2025.
Use the filters below to find and compare flights from London to San Salvador that are best for you.

Fly from

London

Fly to

San Salvador

Route

Depart

Return

Price

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Fri 9/5

10:05-20:52

1 stop17h 47m

San Salvador El Salvador Intl

Sun 11/5

06:40-06:55

1 stop17h 15m

£503

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Wed 11/6

09:30-20:43

2 stops18h 13m

San Salvador El Salvador Intl

Mon 23/6

15:30-07:40

1 stop33h 10m

£582

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 9/5

10:45-20:52

1 stop17h 07m

San Salvador El Salvador Intl

Sun 11/5

06:40-07:15

2 stops41h 35m

£598

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 31/5

07:30-20:43

2 stops20h 13m

San Salvador El Salvador Intl

Fri 6/6

01:15-07:40

1 stop23h 25m

£601

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 1/6

10:00-20:17

1 stop17h 17m

San Salvador El Salvador Intl

Sun 8/6

06:00-07:40

1 stop18h 40m

£614

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 5/5

18:15-12:55

2 stops25h 40m

San Salvador El Salvador Intl

Tue 20/5

13:05-20:00

2 stops23h 55m

£665

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 1/6

06:30-20:23

2 stops20h 53m

San Salvador El Salvador Intl

Sun 8/6

13:44-16:15

2 stops19h 31m

£671

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Mon 5/5

09:35-20:23

2 stops17h 48m

San Salvador El Salvador Intl

Tue 20/5

13:40-16:40

2 stops20h 00m

£696

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Fri 9/5

19:30-20:17

3 stops31h 47m

San Salvador El Salvador Intl

Sun 11/5

06:00-12:30

3 stops23h 30m

£757

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Fri 9/5

17:25-14:38

2 stops28h 13m

San Salvador El Salvador Intl

Sun 11/5

15:58-16:25

3 stops41h 27m

£1,073

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 13 results
1
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Best time to book a flight from London to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador 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 Salvador

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

Use this chart to determine the optimal time to book a return flight from London to San Salvador. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from London to San Salvador, you should look to book at least 63 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 time of day to fly from LON to SAL?

Find hourly flight availability from London to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

When flying from London to San Salvador, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 27% versus a flight in the evening.

Rainfall in San Salvador by month

Plan your trip to San Salvador by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Salvador ranges from 0.0 - 330.0 inches per month. August is typically the wettest month, when rainfall can reach 330.0 mm. February is typically the driest time to visit San Salvador when rainfall is around 0.0 mm.

Temperature in San Salvador by month

Plan your trip to San Salvador by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Salvador, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Salvador. Reviews last updated 17 April 2025.
To help decide which airline to fly from London to San Salvador, see what other customers have to say about Delta, KLM and Aeromexico. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
8.0
Very Good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from London to San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Salvador from London?

    Most people fly into San Salvador El Salvador Intl (SAL) if they book a flight to San Salvador from London. On average, El Salvador Intl has 0 inbound flights from London per day from 5 airlines. San Salvador El Salvador Intl is conveniently located just 20.5 mi from San Salvador’s city center.

  • What are the cheapest airlines flying from London to San Salvador round-trip?

    Currently priced at £582, Lufthansa will fly you from London to San Salvador and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Air Canada - these airlines can fly you to your destination from £601 and £614, respectively. Lufthansa is 6% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular routes from London to San Salvador?

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

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

  • How can I find direct flights from London to San Salvador?

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

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

    Yes. Cheapflights offers flight deals from London to San Salvador 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

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

Top 5 airlines flying from London to San Salvador

Discover the top 5 airlines that operate flights from London to San Salvador. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£515Average£575FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£519Average£1,029FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest£520Average£662FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£552Average£602FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£559Average£604FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to San Salvador.

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

Yes! Cheapflights helps users easily find flights from London to San Salvador with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Salvador from London today and book when prices fit your budget.

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