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Cheap flights from London to San Salvador from £278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Salvador departing on 3/3. 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
11:55 - 10:53
LGW
-
SAL
28h 58m2 stops
Multiple Airlines Logo
23:19 - 10:55
SAL
-
LGW
29h 36m2 stops
£471Multiple Airlines
Fri, 16 Jan - Fri, 23 Jan
Lufthansa Logo
12:05 - 21:19
LHR
-
SAL
15h 14m1 stop
Lufthansa Logo
16:40 - 05:55
SAL
-
LHR
31h 15m2 stops
£471Lufthansa
Sat, 17 Jan - Sat, 24 Jan
Lufthansa Logo
12:05 - 21:19
LHR
-
SAL
15h 14m1 stop
Lufthansa Logo
06:55 - 10:15
SAL
-
LHR
21h 20m1 stop
£474Lufthansa
Sat, 31 Jan - Mon, 16 Feb
United Airlines Logo
07:40 - 21:19
LHR
-
SAL
19h 39m2 stops
United Airlines Logo
06:55 - 07:55
SAL
-
LHR
19h 00m2 stops
£501United Airlines
Sat, 17 Jan - Sat, 24 Jan
United Airlines Logo
08:00 - 21:19
LHR
-
SAL
19h 19m2 stops
United Airlines Logo
16:40 - 07:30
SAL
-
LHR
32h 50m1 stop
£504United Airlines
Sun, 18 Jan - Sun, 25 Jan
American Airlines Logo
11:20 - 12:31
LGW
-
SAL
31h 11m2 stops
American Airlines Logo
15:49 - 07:30
SAL
-
LGW
33h 41m2 stops
£558American Airlines
Mon, 2 Feb - Sun, 8 Feb
American Airlines Logo
12:20 - 10:50
LGW
-
SAL
53h 30m2 stops
American Airlines Logo
13:15 - 08:40
SAL
-
LGW
36h 25m2 stops
£560American Airlines
Fri, 10 Apr - Tue, 28 Apr
Air Canada Logo
15:10 - 20:15
LHR
-
SAL
36h 05m2 stops
Air Canada Logo
08:10 - 06:35
SAL
-
LHR
15h 25m1 stop
£561Air Canada
Fri, 10 Apr - Sun, 26 Apr
Delta Logo
13:45 - 13:10
LCY
-
SAL
29h 25m2 stops
Delta Logo
14:35 - 16:35
SAL
-
LCY
20h 00m2 stops
£785Delta
Sun, 18 Jan - Sun, 25 Jan
Delta Logo
13:45 - 13:10
LCY
-
SAL
29h 25m2 stops
Delta Logo
14:35 - 16:35
SAL
-
LCY
20h 00m2 stops
£786Delta
Sun, 18 Jan - Sun, 25 Jan

Iberia flights from London to San Salvador

Our best Iberia deals on London to San Salvador flight tickets
Iberia
9 Dec
LGW11:45London Gatwick
30h 41m
2 stops
SAL12:26San Salvador El Salvador Intl
16 Dec
SAL21:00San Salvador El Salvador Intl
16h 00m
1 stop
LGW19:00London Gatwick
£1,009
Find similar
Iberia
5 Feb
LCY19:15London City
49h 34m
2 stops
SAL14:49San Salvador El Salvador Intl
9 Feb
SAL15:49San Salvador El Salvador Intl
35h 01m
2 stops
LCY08:50London City
£1,048
Find similar
Iberia
9 Dec
LGW11:45London Gatwick
30h 41m
2 stops
SAL12:26San Salvador El Salvador Intl
16 Dec
SAL06:00San Salvador El Salvador Intl
31h 00m
2 stops
LGW19:00London Gatwick
£1,154
Find similar

Lufthansa flights from London to San Salvador

Our best Lufthansa deals on London to San Salvador flight tickets
Lufthansa
17 Jan
LHR12:05London Heathrow
15h 14m
1 stop
SAL21:19San Salvador El Salvador Intl
24 Jan
SAL16:40San Salvador El Salvador Intl
31h 15m
2 stops
LHR05:55London Heathrow
£471
Find similar
Lufthansa
31 Jan
LHR12:05London Heathrow
15h 14m
1 stop
SAL21:19San Salvador El Salvador Intl
16 Feb
SAL06:55San Salvador El Salvador Intl
21h 20m
1 stop
LHR10:15London Heathrow
£474
Find similar
Lufthansa
14 Feb
LHR10:00London Heathrow
35h 24m
1 stop
SAL15:24San Salvador El Salvador Intl
21 Feb
SAL16:40San Salvador El Salvador Intl
31h 15m
2 stops
LHR05:55London Heathrow
£541
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from London to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Fri 16/1

11:55-10:53

2 stops28h 58m

San Salvador El Salvador Intl

Fri 23/1

23:19-10:55

2 stops29h 36m

£471

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 17/1

12:05-21:19

1 stop15h 14m

San Salvador El Salvador Intl

Sat 24/1

16:40-05:55

2 stops31h 15m

£471

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 31/1

12:05-21:19

1 stop15h 14m

San Salvador El Salvador Intl

Mon 16/2

06:55-10:15

1 stop21h 20m

£474

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 17/1

07:40-21:19

2 stops19h 39m

San Salvador El Salvador Intl

Sat 24/1

06:55-07:55

2 stops19h 00m

£501

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 18/1

08:00-21:19

2 stops19h 19m

San Salvador El Salvador Intl

Sun 25/1

16:40-07:30

1 stop32h 50m

£504

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Mon 2/2

11:20-12:31

2 stops31h 11m

San Salvador El Salvador Intl

Sun 8/2

15:49-07:30

2 stops33h 41m

£558

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Fri 10/4

12:20-10:50

2 stops53h 30m

San Salvador El Salvador Intl

Tue 28/4

13:15-08:40

2 stops36h 25m

£560

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 10/4

15:10-20:15

2 stops36h 05m

San Salvador El Salvador Intl

Sun 26/4

08:10-06:35

1 stop15h 25m

£561

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Sun 18/1

13:45-13:10

2 stops29h 25m

San Salvador El Salvador Intl

Sun 25/1

14:35-16:35

2 stops20h 00m

£785

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Sun 18/1

13:45-13:10

2 stops29h 25m

San Salvador El Salvador Intl

Sun 25/1

14:35-16:35

2 stops20h 00m

£786

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to San Salvador from

How to get the cheapest flight ticket from London to San Salvador

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 typical price of a round-trip flight between London and San Salvador?

What is the cheapest month to fly to San Salvador?

The cheapest month to fly to San Salvador from London is in February. Flight prices, which tend to average around £585, are often lower during this time because this is during the off-season. If you aren’t able to travel to San Salvador during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £597.

What is the cheapest day to depart on your flight to San Salvador?

The cheapest day to depart from London to San Salvador is on a Wednesday. Travellers who choose to depart for San Salvador on a Wednesday will often find tickets for as low as £579. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Thursday is £622.

What is the cheapest time of day to depart on your flight to San Salvador?

The cheapest time of day to fly to San Salvador is at midday when flights can be purchased for as low as £580. Flights in the evening are often more expensive, with an average ticket price of £792.

How far in advance should I book a flight to San Salvador?

You are more likely to see cheaper flights to San Salvador from London when booking weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around £634 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Salvador from London for as low as £570 on momondo.

How have London to San Salvador flight prices changed over time?

When to book flights from London to San Salvador

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

Cheap London to San Salvador (LON to SAL) flight deals and tips

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

Fastest flight time

15h 14m

Direct flights

None
The fastest flight from London to San Salvador takes 15h 14m
There are no direct flights from London to San Salvador. There are no popular flight routes from London to San Salvador.
Search flight deals

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

    A flight from London to San Salvador El Salvador Intl will travel around 5437.8 mi. A reasonable flight in good conditions will take 15h 14m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to San Salvador El Salvador Intl Airport.

  • What documentation or ID do you need to fly to San Salvador El Salvador Intl Airport?

    The travel and health documents you'll need for your trip to San Salvador El Salvador Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Salvador El Salvador Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from London to San Salvador

Compare and see reviews for airlines that fly from London to San Salvador with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom £496Free CancellationRating
6.6
2,480 reviews
Search Avianca flights
KLMPriceFrom £553Free CancellationRating
7.7
1,430 reviews
Search KLM flights
United AirlinesPriceFrom £555Free CancellationRating
7.4
9,065 reviews
Search United Airlines flights
LufthansaPriceFrom £557Free CancellationRating
6.8
7,613 reviews
Search Lufthansa flights
Air CanadaPriceFrom £598Free CancellationRating
7.1
10,500 reviews
Search Air Canada flights
IberiaPriceFrom £1,095Free CancellationRating
7.0
3,040 reviews
Search Iberia flights

Travelling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
La Libertad
Sonsonate

Why use momondo?

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

It is quick and easy to find London to San Salvador flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Salvador that suits you.

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

All flight searches from London to San Salvador on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Salvador from London.

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

If you are not ready to book a flight from London to San Salvador now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Salvador and let you know when they change.

An easier way to manage your San Salvador trip

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Fly your favourite airline to San Salvador

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Lufthansa
Air Canada
United Airlines
KLM
Iberia
Avianca