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Cheap flights from London Heathrow Airport to San Salvador from £595

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAL
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to San Salvador El Salvador Intl are usually found in October or September, booked 11 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap flight deals from Heathrow to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 25 March 2025.

Round-trip from

£595

Popular in

December

Cheapest in

October

Average price

£589
KLM
  • KLM
  • 25/4-3/5
  • 2 total stops
  • 45h 00m total
  • London to San Salvador
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Heathrow to San Salvador

Cheapest flights from Heathrow to San Salvador
Explore the most affordable flight options available from Heathrow to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Fri 25/415:15LHR - SAL
1 stop28h 40mKLM
Sat 3/514:10SAL - LHR
1 stop16h 20mKLM
Deal found 24/3£595
Fri 9/507:25LHR - SAL
2 stops35h 41mUnited Airlines
Thu 15/506:00SAL - LHR
2 stops22h 25mUnited Airlines
Deal found 24/3£601
Fri 25/716:40LHR - SAL
1 stop35h 03mLufthansa
Tue 29/701:15SAL - LHR
1 stop23h 25mLufthansa
Deal found 24/3£636
Mon 5/510:00LHR - SAL
1 stop17h 17mMultiple Airlines
Tue 20/506:00SAL - LHR
1 stop18h 40mMultiple Airlines
Deal found 24/3£654
Thu 24/412:05LHR - SAL
1 stop15h 10mAir Canada
Sat 3/508:10SAL - LHR
1 stop20h 40mAir Canada
Deal found 24/3£780
Fri 28/1114:45LHR - SAL
2 stops28h 44mAir France
Fri 2/115:01SAL - LHR
2 stops21h 19mAir France
Deal found 24/3£1,063
Fri 16/522:25LHR - SAL
3 stops32h 11mTurkish Airlines
Tue 20/513:40SAL - LHR
2 stops25h 45mTurkish Airlines
Deal found 24/3£1,232
Fri 28/321:40LHR - SAL
3 stops26h 50mAvianca
Sat 5/408:10SAL - LHR
3 stops24h 25mAvianca
Deal found 24/3£2,053

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow 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 25 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to San Salvador that are best for you.

Fly from

Heathrow

Fly to

San Salvador

Route

Depart

Return

Price

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 25/4

15:15-12:55

1 stop28h 40m

San Salvador El Salvador Intl

Sat 3/5

14:10-13:30

1 stop16h 20m

£595

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 9/5

07:25-20:17

2 stops19h 52m

San Salvador El Salvador Intl

Sun 18/5

02:00-11:10

1 stop26h 10m

£601

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 25/7

16:40-20:43

1 stop35h 03m

San Salvador El Salvador Intl

Tue 29/7

01:15-07:40

1 stop23h 25m

£636

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 5/5

10:00-20:17

1 stop17h 17m

San Salvador El Salvador Intl

Tue 20/5

06:00-07:40

1 stop18h 40m

£654

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Thu 24/4

12:05-20:15

1 stop15h 10m

San Salvador El Salvador Intl

Sat 3/5

08:10-11:50

1 stop20h 40m

£780

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 16/5

22:25-23:36

3 stops32h 11m

San Salvador El Salvador Intl

Tue 20/5

13:40-22:25

2 stops25h 45m

£1,232

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Best time to book a flight from Heathrow to San Salvador

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

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

Use this chart to determine the optimal time to book a return flight from Heathrow to San Salvador. Price data was last updated on 21 March 2025.

Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to San Salvador. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest time of day to fly from LHR to SAL?

Find hourly flight availability from Heathrow 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 25 March 2025.

It’s optimal to fly from London Heathrow Airport to San Salvador at midday. By choosing this option you can save up to 52% on the cost of your flight, compared to 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 25 March 2025.
To help decide which airline to fly from London to San Salvador, see what other customers have to say about KLM, United Airlines and Turkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,318 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,605 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Turkish Airlines
7.3
Good
3,745 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Air Canada
7.0
Good
8,957 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Lufthansa
6.7
Okay
6,949 reviews
KLM
7.8
Good
1,318 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Most people fly into San Salvador El Salvador Intl (SAL) if they book a flight to San Salvador from London Heathrow. On average, El Salvador Intl has 0 inbound flights from London Heathrow 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 Heathrow Airport to San Salvador round-trip?

    Flying on KLM is currently your cheapest option to San Salvador, with prices starting at £595. Additional return tickets that might be worth considering are offered by United Airlines and Lufthansa, with the lowest prices starting at £601 and £636, respectively. These flights start at 6% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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

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Alternative routes for Heathrow to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.
London City to San Salvador flights
Gatwick to San Salvador flights
Stansted to San Salvador flights

Top 5 airlines flying from Heathrow to San Salvador

Discover the top 5 airlines that operate flights from Heathrow 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£508Average£681FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest£508Average£682FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£522Average£578FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£566Average£609FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£566Average£617FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Deals for Heathrow to San Salvador flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to San Salvador?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to San Salvador for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Heathrow to San Salvador with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Heathrow to San Salvador 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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