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Cheap flights from London to San Salvador from £298

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 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:00 - 13:36
LGW
-
SAL
30h 36m
2 stops
Multiple Airlines Logo
08:05 - 06:00
SAL
-
LGW
15h 55m
1 stop
£581Multiple Airlines
Fri, 6 Feb - Fri, 27 Feb
Multiple Airlines Logo
13:00 - 20:30
LGW
-
SAL
37h 30m
3 stops
Multiple Airlines Logo
08:05 - 06:00
SAL
-
LGW
15h 55m
1 stop
£586Multiple Airlines
Fri, 6 Feb - Fri, 27 Feb
Multiple Airlines Logo
13:05 - 09:23
LHR
-
SAL
27h 18m
2 stops
Multiple Airlines Logo
22:27 - 06:45
SAL
-
LHR
25h 18m
2 stops
£596Multiple Airlines
Mon, 13 Apr - Fri, 8 May
Avianca Logo
22:05 - 16:20
LHR
-
SAL
25h 15m
1 stop
Avianca Logo
22:05 - 15:35
SAL
-
LHR
34h 30m
1 stop
£598Avianca
Tue, 7 Apr - Sat, 2 May
Avianca Logo
22:05 - 09:15
LHR
-
SAL
18h 10m
1 stop
Avianca Logo
22:05 - 15:35
SAL
-
LHR
34h 30m
1 stop
£599Avianca
Tue, 7 Apr - Sat, 2 May
United Airlines Logo
10:00 - 21:19
LHR
-
SAL
17h 19m
1 stop
United Airlines Logo
06:55 - 10:15
SAL
-
LHR
21h 20m
1 stop
£628United Airlines
Fri, 6 Feb - Fri, 27 Feb
United Airlines Logo
16:20 - 15:24
LHR
-
SAL
29h 04m
2 stops
United Airlines Logo
16:40 - 05:55
SAL
-
LHR
31h 15m
2 stops
£631United Airlines
Sat, 14 Feb - Sat, 21 Feb
KLM Logo
08:25 - 20:33
LCY
-
SAL
19h 08m
2 stops
KLM Logo
13:58 - 16:40
SAL
-
LCY
19h 42m
2 stops
£726KLM
Fri, 15 May - Mon, 25 May
KLM Logo
09:20 - 23:37
LCY
-
SAL
20h 17m
2 stops
KLM Logo
14:35 - 16:35
SAL
-
LCY
20h 00m
2 stops
£834KLM
Mon, 2 Feb - Mon, 16 Feb
Iberia Logo
19:15 - 18:25
LCY
-
SAL
30h 10m
2 stops
Iberia Logo
19:55 - 16:30
SAL
-
LCY
13h 35m
1 stop
£880Iberia
Fri, 15 May - Mon, 25 May

Avianca flights from London to San Salvador

Our best Avianca deals on London to San Salvador flight tickets
Avianca
7 Apr
LHR22:05London Heathrow
25h 15m
1 stop
SAL16:20San Salvador El Salvador Intl
2 May
SAL22:05San Salvador El Salvador Intl
34h 30m
1 stop
LHR15:35London Heathrow
£598
Avianca
7 Apr
LHR22:05London Heathrow
18h 10m
1 stop
SAL09:15San Salvador El Salvador Intl
2 May
SAL22:05San Salvador El Salvador Intl
34h 30m
1 stop
LHR15:35London Heathrow
£599
Avianca
7 Apr
LHR22:05London Heathrow
18h 10m
1 stop
SAL09:15San Salvador El Salvador Intl
2 May
SAL22:05San Salvador El Salvador Intl
34h 30m
1 stop
LHR15:35London Heathrow
£600

American Airlines flights from London to San Salvador

Our best American Airlines deals on London to San Salvador flight tickets
American Airlines
30 Mar
LHR15:40London Heathrow
29h 04m
1 stop
SAL13:44San Salvador El Salvador Intl
11 Apr
SAL13:19San Salvador El Salvador Intl
22h 36m
2 stops
LHR18:55London Heathrow
£635
American Airlines
30 Mar
LHR20:10London Heathrow
22h 27m
2 stops
SAL11:37San Salvador El Salvador Intl
11 Apr
SAL13:19San Salvador El Salvador Intl
22h 36m
2 stops
LHR18:55London Heathrow
£639
American Airlines
30 Mar
LHR20:10London Heathrow
22h 27m
2 stops
SAL11:37San Salvador El Salvador Intl
11 Apr
SAL13:19San Salvador El Salvador Intl
22h 36m
2 stops
LHR18:55London Heathrow
£640

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 22 January 2026.
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 6/2

13:00-13:36

2 stops30h 36m

San Salvador El Salvador Intl

Fri 27/2

08:05-06:00

1 stop15h 55m

£581

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Fri 6/2

13:00-20:30

3 stops37h 30m

San Salvador El Salvador Intl

Fri 27/2

08:05-06:00

1 stop15h 55m

£586

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 13/4

13:05-09:23

2 stops27h 18m

San Salvador El Salvador Intl

Fri 8/5

22:27-06:45

2 stops25h 18m

£596

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Tue 7/4

22:05-16:20

1 stop25h 15m

San Salvador El Salvador Intl

Sat 2/5

22:05-15:35

1 stop34h 30m

£598

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Tue 7/4

22:05-09:15

1 stop18h 10m

San Salvador El Salvador Intl

Sat 2/5

22:05-15:35

1 stop34h 30m

£599

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Fri 6/2

10:00-21:19

1 stop17h 19m

San Salvador El Salvador Intl

Fri 27/2

06:55-10:15

1 stop21h 20m

£628

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 14/2

16:20-15:24

2 stops29h 04m

San Salvador El Salvador Intl

Sat 21/2

16:40-05:55

2 stops31h 15m

£631

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Fri 15/5

08:25-20:33

2 stops19h 08m

San Salvador El Salvador Intl

Mon 25/5

13:58-16:40

2 stops19h 42m

£726

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Mon 2/2

09:20-23:37

2 stops20h 17m

San Salvador El Salvador Intl

Mon 16/2

14:35-16:35

2 stops20h 00m

£834

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Fri 15/5

19:15-18:25

2 stops30h 10m

San Salvador El Salvador Intl

Mon 25/5

19:55-16:30

1 stop13h 35m

£880

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 £593.

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 £642 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 £567 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 £492Free CancellationRating
6.6
2,496 reviews
Search Avianca flights
United AirlinesPriceFrom £545Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
KLMPriceFrom £556Free CancellationRating
7.7
1,442 reviews
Search KLM flights
LufthansaPriceFrom £580Free CancellationRating
6.8
7,738 reviews
Search Lufthansa flights
Air CanadaPriceFrom £598Free CancellationRating
7.1
10,646 reviews
Search Air Canada flights
IberiaPriceFrom £1,088Free CancellationRating
7.0
3,094 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
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.

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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
Avianca
Iberia
KLM