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Cheap flights from London Heathrow Airport to El Salvador from £436

LHR — SAL
13 Oct — 20 Oct1
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

Sat 31/1006:35 -
2 stops20h 10m
Wed 25/1123:54 -
1 stop15h 26m
Deal found 11/9£552
Mon 26/1009:30 -
2 stops18h 17m
Mon 2/1107:00 -
1 stop21h 15m
Deal found 11/9£553
Sun 25/1010:00 -
1 stop16h 19m
Sat 7/1116:40 -
1 stop33h 00m
Deal found 12/9£574
Sat 31/1010:00 -
1 stop35h 24m
Sat 14/1101:10 -
1 stop27h 40m
Deal found 11/9£575
Fri 30/1009:10 -
1 stop18h 37m
Mon 2/1103:00 -
1 stop28h 30m
Deal found 12/9£577
Thu 26/1112:05 -
1 stop15h 14m
Sat 5/1207:00 -
1 stop21h 15m
Deal found 11/9£577
Thu 5/1112:05 -
1 stop15h 14m
Sat 14/1114:50 -
2 stops24h 30m
Deal found 12/9£583
Mon 26/1009:55 -
1 stop25h 35m
Sun 1/1103:45 -
1 stop23h 25m
Deal found 10/9£671

Find flight deals from Heathrow to El Salvador

Round-trip from

£552

One-way from

£436

Popular in

December

Cheapest in

May

Average price

£701
United Airlines
  • United Airlines
  • 31/10-25/11
  • 3 total stops
  • 35h 36m total
  • London to El Salvador
Search Deals
25/10-31/12
  • 25/10-31/12
  • 1 total stop
  • 38h 40m total
  • London to El Salvador
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

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

Sun 25/10

18:50-06:35

3 stops41h 45m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£520

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Tue 6/10

06:45-14:10

3 stops38h 25m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£529

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Fri 30/10

07:30-21:47

2 stops20h 17m

San Salvador El Salvador Intl

Wed 25/11

07:00-10:15

1 stop21h 15m

£553

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Mon 5/10

22:30-14:10

1 stop22h 40m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£571

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Tue 6/10

22:30-14:10

1 stop22h 40m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£571

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Thu 5/11

22:30-14:02

1 stop21h 32m

San Salvador El Salvador Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£571

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Wed 4/11

07:40-22:47

2 stops21h 07m

San Salvador El Salvador Intl

Mon 16/11

07:00-09:10

2 stops20h 10m

£577

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Fri 30/10

10:00-20:19

1 stop16h 19m

San Salvador El Salvador Intl

Tue 3/11

07:00-09:10

2 stops20h 10m

£577

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Sun 25/10

10:00-20:19

1 stop16h 19m

San Salvador El Salvador Intl

Sat 7/11

16:40-09:40

2 stops35h 00m

£577

LondonSan Salvador

LHR London Heathrow - SAL San Salvador El Salvador Intl

LHRSAL

London Heathrow

Thu 5/11

15:20-05:50

1 stop20h 30m

San Salvador El Salvador Intl

Sat 14/11

16:40-09:40

2 stops35h 00m

£682

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 15 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to El Salvador (average of £606). Flying from London Heathrow Airport to El Salvador in September is currently the most expensive (average of £875). 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.

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

The best time to book flights from London Heathrow Airport to El Salvador is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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
7.4
Good
10,211 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

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
7.4
Good
10,211 reviews
United Airlines
7.4
Good
10,211 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

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
11,619 reviews
United Airlines
7.4
Good
10,211 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

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
8,222 reviews
United Airlines
7.4
Good
10,211 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

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
2,552 reviews
United Airlines
7.4
Good
10,211 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

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 17m. 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to El Salvador (average of £606). Flying from London Heathrow Airport to El Salvador in September is currently the most expensive (average of £875). 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£498Average£606FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapest£552Average£704FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£591Average£687FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£635Average£791FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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Cheapflights makes it easy to find Heathrow to El Salvador flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to El Salvador for you. Better yet — we are completely free to use.

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.

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

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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