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Cheap flights from London to San Salvador from £266

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 27/4. 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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Find the cheapest flights from London to San Salvador

Cheap return flights

Enter your travel dates to find the best prices.
Avianca Logo
21:40 - 11:05
LHR
-
SAL
19h 25m
1 stop
Avianca Logo
12:05 - 15:35
SAL
-
LHR
20h 30m
1 stop
£571Avianca
Mon, 16 Mar - Wed, 1 Apr
Avianca Logo
21:40 - 21:05
LHR
-
SAL
29h 25m
2 stops
Avianca Logo
08:05 - 15:35
SAL
-
LHR
24h 30m
1 stop
£573Avianca
Mon, 16 Mar - Wed, 1 Apr
Avianca Logo
21:40 - 21:05
LHR
-
SAL
29h 25m
2 stops
Avianca Logo
22:20 - 15:35
SAL
-
LHR
34h 15m
2 stops
£575Avianca
Mon, 16 Mar - Wed, 1 Apr
Lufthansa Logo
06:35 - 12:19
LHR
-
SAL
35h 44m
2 stops
Lufthansa Logo
05:55 - 07:30
SAL
-
LHR
19h 35m
1 stop
£580Lufthansa
Thu, 12 Mar - Thu, 19 Mar
Lufthansa Logo
06:55 - 20:49
LHR
-
SAL
20h 54m
2 stops
Lufthansa Logo
06:00 - 08:20
SAL
-
LHR
19h 20m
2 stops
£591Lufthansa
Tue, 7 Apr - Sat, 2 May
Iberia Logo
19:40 - 13:44
LGW
-
SAL
48h 04m
2 stops
Iberia Logo
14:44 - 10:40
SAL
-
LGW
36h 56m
2 stops
£591Iberia
Tue, 17 Mar - Mon, 30 Mar
Lufthansa Logo
06:55 - 20:49
LHR
-
SAL
20h 54m
2 stops
Lufthansa Logo
06:00 - 08:20
SAL
-
LHR
19h 20m
2 stops
£593Lufthansa
Tue, 7 Apr - Sat, 2 May
United Airlines Logo
07:30 - 21:47
LHR
-
SAL
20h 17m
2 stops
United Airlines Logo
05:55 - 10:50
SAL
-
LHR
22h 55m
2 stops
£605United Airlines
Wed, 18 Mar - Tue, 24 Mar
KLM Logo
07:45 - 23:37
LCY
-
SAL
21h 52m
2 stops
KLM Logo
14:13 - 16:35
SAL
-
LCY
20h 22m
2 stops
£769KLM
Wed, 18 Mar - Tue, 24 Mar
KLM Logo
08:40 - 22:10
LCY
-
SAL
19h 30m
2 stops
KLM Logo
14:13 - 07:15
SAL
-
LCY
35h 02m
2 stops
£867KLM
Sat, 28 Feb - Sun, 8 Mar

Avianca flights from London to San Salvador

Our best Avianca deals on London to San Salvador flight tickets
Avianca
16 Mar
LHR21:40London Heathrow
19h 25m
1 stop
SAL11:05San Salvador El Salvador Intl
1 Apr
SAL12:05San Salvador El Salvador Intl
20h 30m
1 stop
LHR15:35London Heathrow
£571
Avianca
16 Mar
LHR21:40London Heathrow
29h 25m
2 stops
SAL21:05San Salvador El Salvador Intl
1 Apr
SAL08:05San Salvador El Salvador Intl
24h 30m
1 stop
LHR15:35London Heathrow
£573
Avianca
16 Mar
LHR21:40London Heathrow
29h 25m
2 stops
SAL21:05San Salvador El Salvador Intl
1 Apr
SAL22:20San Salvador El Salvador Intl
34h 15m
2 stops
LHR15:35London Heathrow
£575

Lufthansa flights from London to San Salvador

Our best Lufthansa deals on London to San Salvador flight tickets
Lufthansa
12 Mar
LHR06:35London Heathrow
35h 44m
2 stops
SAL12:19San Salvador El Salvador Intl
19 Mar
SAL05:55San Salvador El Salvador Intl
19h 35m
1 stop
LHR07:30London Heathrow
£580
Lufthansa
7 Apr
LHR06:55London Heathrow
20h 54m
2 stops
SAL20:49San Salvador El Salvador Intl
2 May
SAL06:00San Salvador El Salvador Intl
19h 20m
2 stops
LHR08:20London Heathrow
£591
Lufthansa
7 Apr
LHR06:55London Heathrow
20h 54m
2 stops
SAL20:49San Salvador El Salvador Intl
2 May
SAL06:00San Salvador El Salvador Intl
22h 35m
1 stop
LHR11:35London Heathrow
£593

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 13 February 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

LHR - SAL

LHRSAL

London Heathrow

Mon 16/3

21:40-11:05

1 stop19h 25m

San Salvador El Salvador Intl

Wed 1/4

12:05-15:35

1 stop20h 30m

£571

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 16/3

21:40-21:05

2 stops29h 25m

San Salvador El Salvador Intl

Wed 1/4

08:05-15:35

1 stop24h 30m

£573

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 16/3

21:40-21:05

2 stops29h 25m

San Salvador El Salvador Intl

Wed 1/4

22:20-15:35

2 stops34h 15m

£575

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Thu 12/3

06:35-12:19

2 stops35h 44m

San Salvador El Salvador Intl

Thu 19/3

05:55-07:30

1 stop19h 35m

£580

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Tue 7/4

06:55-20:49

2 stops20h 54m

San Salvador El Salvador Intl

Sat 2/5

06:00-08:20

2 stops19h 20m

£591

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Tue 17/3

19:40-13:44

2 stops48h 04m

San Salvador El Salvador Intl

Mon 30/3

14:44-10:40

2 stops36h 56m

£591

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Tue 7/4

06:55-20:49

2 stops20h 54m

San Salvador El Salvador Intl

Sat 2/5

06:00-08:20

2 stops19h 20m

£593

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Wed 18/3

07:30-21:47

2 stops20h 17m

San Salvador El Salvador Intl

Tue 24/3

05:55-10:50

2 stops22h 55m

£605

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Wed 18/3

07:45-23:37

2 stops21h 52m

San Salvador El Salvador Intl

Tue 24/3

14:13-16:35

2 stops20h 22m

£769

LondonSan Salvador

LCY - SAL

LCYSAL

London City

Sat 28/2

08:40-22:10

2 stops19h 30m

San Salvador El Salvador Intl

Sun 8/3

14:13-07:15

2 stops35h 02m

£867

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 March. Flight prices, which tend to average around £584, 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 March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £585.

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 £629 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 £560 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 58m

Direct flights

None
The fastest flight from London to San Salvador takes 15h 58m
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 58m.

  • 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 £495Free CancellationRating
6.6
2,497 reviews
Search Avianca flights
United AirlinesPriceFrom £537Free CancellationRating
7.4
9,287 reviews
Search United Airlines flights
KLMPriceFrom £547Free CancellationRating
7.7
1,454 reviews
Search KLM flights
LufthansaPriceFrom £579Free CancellationRating
6.8
7,784 reviews
Search Lufthansa flights
Air CanadaPriceFrom £591Free CancellationRating
7.1
10,717 reviews
Search Air Canada flights
IberiaPriceFrom £1,072Free CancellationRating
7.0
3,115 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.

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
Avianca
Iberia
KLM