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Cheap flights from San Salvador to London from £355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Salvador to London departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:34 - 14:25
SAL
-
LHR
24h 51m3 stops
Multiple Airlines Logo
12:05 - 10:53
LHR
-
SAL
28h 48m2 stops
£638Multiple Airlines
Wed, 21 Jan - Mon, 26 Jan
Multiple Airlines Logo
09:35 - 10:50
SAL
-
LHR
19h 15m2 stops
Multiple Airlines Logo
12:15 - 08:05
LHR
-
SAL
25h 50m2 stops
£644Multiple Airlines
Wed, 21 Jan - Mon, 26 Jan
KLM Logo
14:35 - 06:25
SAL
-
LHR
33h 50m1 stop
KLM Logo
12:30 - 13:10
LHR
-
SAL
30h 40m1 stop
£676KLM
Fri, 9 Jan - Fri, 16 Jan
Multiple Airlines Logo
22:27 - 08:00
SAL
-
LHR
26h 33m2 stops
Multiple Airlines Logo
16:50 - 09:23
LHR
-
SAL
23h 33m2 stops
£683Multiple Airlines
Fri, 8 May - Mon, 18 May
KLM Logo
14:00 - 13:30
SAL
-
LHR
16h 30m1 stop
KLM Logo
10:55 - 12:35
LHR
-
SAL
32h 40m1 stop
£688KLM
Sat, 16 May - Sun, 24 May
Multiple Airlines Logo
07:34 - 13:00
SAL
-
LHR
23h 26m2 stops
Multiple Airlines Logo
06:00 - 22:19
LHR
-
SAL
22h 19m2 stops
£692Multiple Airlines
Mon, 19 Jan - Wed, 28 Jan
Multiple Airlines Logo
05:30 - 13:00
SAL
-
LHR
25h 30m3 stops
Multiple Airlines Logo
06:00 - 22:19
LHR
-
SAL
22h 19m2 stops
£699Multiple Airlines
Mon, 19 Jan - Wed, 28 Jan
KLM Logo
14:35 - 17:00
SAL
-
LHR
20h 25m2 stops
KLM Logo
15:50 - 13:10
LHR
-
SAL
27h 20m1 stop
£700KLM
Mon, 19 Jan - Wed, 28 Jan
Air Canada Logo
08:15 - 11:20
SAL
-
LHR
21h 05m1 stop
Air Canada Logo
19:25 - 20:15
LHR
-
SAL
30h 50m2 stops
£704Air Canada
Wed, 21 Jan - Mon, 26 Jan
KLM Logo
14:35 - 11:40
SAL
-
LHR
15h 05m1 stop
KLM Logo
15:50 - 13:10
LHR
-
SAL
27h 20m1 stop
£714KLM
Fri, 23 Jan - Sun, 8 Feb

Iberia flights from San Salvador to London Heathrow Airport

Our best Iberia deals on San Salvador to London Heathrow Airport flight tickets
Iberia
5 Jun
SAL19:55San Salvador El Salvador Intl
15h 20m
1 stop
LHR18:15London Heathrow
15 Jun
LHR20:00London Heathrow
28h 55m
2 stops
SAL17:55San Salvador El Salvador Intl
£769
Find similar
Iberia
16 May
SAL19:55San Salvador El Salvador Intl
15h 20m
1 stop
LHR18:15London Heathrow
25 May
LHR20:00London Heathrow
29h 25m
2 stops
SAL18:25San Salvador El Salvador Intl
£805
Find similar
Iberia
17 Dec
SAL21:00San Salvador El Salvador Intl
13h 35m
1 stop
LHR16:35London Heathrow
31 Dec
LHR06:15London Heathrow
20h 50m
2 stops
SAL21:05San Salvador El Salvador Intl
£978
Find similar

KLM flights from San Salvador to London Heathrow Airport

Our best KLM deals on San Salvador to London Heathrow Airport flight tickets
KLM
9 Jan
SAL14:35San Salvador El Salvador Intl
33h 50m
1 stop
LHR06:25London Heathrow
16 Jan
LHR12:30London Heathrow
30h 40m
1 stop
SAL13:10San Salvador El Salvador Intl
£676
Find similar
KLM
16 May
SAL14:00San Salvador El Salvador Intl
16h 30m
1 stop
LHR13:30London Heathrow
24 May
LHR10:55London Heathrow
32h 40m
1 stop
SAL12:35San Salvador El Salvador Intl
£688
Find similar
KLM
19 Jan
SAL14:35San Salvador El Salvador Intl
20h 25m
2 stops
LHR17:00London Heathrow
28 Jan
LHR15:50London Heathrow
27h 20m
1 stop
SAL13:10San Salvador El Salvador Intl
£700
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Salvador to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from San Salvador to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 21/1

07:34-14:25

3 stops24h 51m

London Heathrow

Mon 26/1

12:05-10:53

2 stops28h 48m

£638

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 21/1

09:35-10:50

2 stops19h 15m

London Heathrow

Mon 26/1

12:15-08:05

2 stops25h 50m

£644

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Fri 9/1

14:35-06:25

1 stop33h 50m

London Heathrow

Fri 16/1

12:30-13:10

1 stop30h 40m

£676

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Fri 8/5

22:27-08:00

2 stops26h 33m

London Heathrow

Mon 18/5

16:50-09:23

2 stops23h 33m

£683

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Sat 16/5

14:00-13:30

1 stop16h 30m

London Heathrow

Sun 24/5

10:55-12:35

1 stop32h 40m

£688

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Mon 19/1

07:34-13:00

2 stops23h 26m

London Heathrow

Wed 28/1

06:00-22:19

2 stops22h 19m

£692

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Mon 19/1

05:30-13:00

3 stops25h 30m

London Heathrow

Wed 28/1

06:00-22:19

2 stops22h 19m

£699

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Mon 19/1

14:35-17:00

2 stops20h 25m

London Heathrow

Wed 28/1

15:50-13:10

1 stop27h 20m

£700

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Wed 21/1

08:15-11:20

1 stop21h 05m

London Heathrow

Mon 26/1

19:25-20:15

2 stops30h 50m

£704

San SalvadorLondon

SAL - LHR

SALLHR

San Salvador El Salvador Intl

Fri 23/1

14:35-11:40

1 stop15h 05m

London Heathrow

Sun 8/2

15:50-13:10

1 stop27h 20m

£714

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Salvador to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from San Salvador is on a Sunday. momondo users have found tickets for Sunday departures for as low as £622. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,077.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from San Salvador to London Heathrow Airport at midday for as low as £619. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,121 on average. Flights to London Heathrow Airport from San Salvador in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from San Salvador to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Salvador to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Salvador to London Heathrow Airport (SAL to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Salvador to London Heathrow Airport

Fastest flight time

14h 10m

Direct flights

None
The fastest flight from San Salvador to London Heathrow Airport takes 14h 10m
There are no direct flights from San Salvador to London Heathrow Airport. There are no popular flight routes from San Salvador to London Heathrow Airport.
Search flight deals

  • How far is San Salvador El Salvador Intl to London Heathrow by plane?

    The distance between San Salvador El Salvador Intl and London Heathrow is about 5424.0 mi. By plane, this route typically takes 14h 10m.

  • When did momondo last update prices for flights from San Salvador El Salvador Intl Airport to London Heathrow Airport?

    Prices for flights from San Salvador El Salvador Intl Airport to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from San Salvador El Salvador Intl Airport to London Heathrow Airport?

  • How old do you have to be to fly from San Salvador El Salvador Intl Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Salvador El Salvador Intl Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Salvador to London Heathrow Airport?

Best airlines flying from San Salvador to London Heathrow Airport

Compare and see reviews for airlines that fly from San Salvador to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom £789Free CancellationRating
7.0
3,045 reviews
Search Iberia flights

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Why use momondo?

Why should I use momondo to find a flight deal from San Salvador to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Salvador.

Can I find flights from San Salvador to London with flexible booking policies on momondo?

Yes. All flights to London from San Salvador on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Salvador to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Salvador to London.

I’m not ready to book a flight from San Salvador to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from San Salvador are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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