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Cheap flights from London Heathrow Airport to El Salvador from £326

LHR — SAL
19 Nov — 26 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to El Salvador

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to El Salvador

Mon 23/1109:55 -
1 stop25h 35m
Sun 29/1103:45 -
1 stop34h 20m
Deal found 19/10£601
Mon 30/1109:55 -
1 stop25h 35m
Sun 6/1203:45 -
1 stop23h 25m
Deal found 15/10£626
Thu 5/1121:35 -
1 stop15h 00m
Sat 14/1114:50 -
1 stop17h 45m
Deal found 15/10£674
Sat 31/1021:35 -
1 stop15h 00m
Sun 15/1107:45 -
1 stop24h 50m
Deal found 15/10£677
Thu 26/1121:35 -
1 stop15h 00m
Sat 5/1214:50 -
1 stop17h 45m
Deal found 17/10£679

Find flight deals from Heathrow to El Salvador

Round-trip from

£601

One-way from

£326

Popular in

December

Cheapest in

May

Average price

£720
23/11-29/11
  • 23/11-29/11
  • 2 total stops
  • 59h 55m total
  • London to El Salvador
Search Deals
20/1-31/12
  • 20/1-31/12
  • 2 total stops
  • 41h 40m total
  • London to El Salvador
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£44 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to El Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Wed 20/1

18:50-06:30

3 stops41h 40m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£340
Fastest return journey

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Wed 20/1

21:35-06:35

1 stop15h 00m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£465

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Tue 1/12

21:35-06:35

1 stop15h 00m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£511

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Sun 6/12

18:50-21:45

3 stops32h 55m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£515

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Mon 4/1

21:35-21:05

2 stops29h 30m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£524

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Thu 10/12

18:50-06:35

3 stops41h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£544

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Mon 2/11

21:35-15:40

1 stop24h 05m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£552

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Wed 9/12

21:35-06:35

1 stop15h 00m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£681

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Thu 10/12

06:30-23:38

2 stops23h 08m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£707

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Tue 3/11

11:45-13:32

2 stops31h 47m

San Salvador El Salvador Intl

Mon 16/11

13:55-16:35

2 stops20h 40m

£712

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to El Salvador

Have a flexible travel schedule? Discover the best time to fly to El Salvador from Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to El Salvador

What is the cheapest month to book a flight from London Heathrow Airport to El Salvador?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to El Salvador (average of £679). Flying from London Heathrow Airport to El Salvador in September is currently the most expensive (average of £889). 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.

Reviews of airlines servicing El Salvador

See what other customers who have flown with United Airlines,Air Canada, andLufthansa from London Heathrow Airport to El Salvador have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.3
Good
10,388 reviews
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Air Canada
7.1
Good
11,786 reviews
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Lufthansa
6.8
Okay
8,279 reviews
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Avianca
6.5
Okay
2,553 reviews
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Overall

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

Related info for your journey

  • How long is the flight from London Heathrow Airport to El Salvador?

    There are many flights that can get you from London Heathrow Airport to El Salvador in 20h 15m. Fly via United Airlines to get the fastest option. The distance from London Heathrow Airport to El Salvador is about 5431 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to El 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.

  • What is the cheapest month to book a flight from London Heathrow Airport to El Salvador?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to El Salvador (average of £679). Flying from London Heathrow Airport to El Salvador in September is currently the most expensive (average of £889). 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

Top 4 airlines flying from Heathrow to El Salvador

AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£549Average£622FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapest£622Average£717FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£642Average£757FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£645Average£804FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to El Salvador flexibly with Cheapflights today.

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Not ready to book yet? You can track prices for flights from Heathrow to El Salvador on Cheapflights with our Price Alert feature and get notified when better prices are available.

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