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Cheap flights from the United Kingdom to San Salvador from £372

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAL
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to San Salvador

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to San Salvador
Explore the most affordable flight options available from United Kingdom to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Mon 14/917:20
STN
-
SAL
1 stop19h 10m
Multiple Airlines
Sun 20/903:45
SAL
-
STN
1 stop20h 45m
Multiple Airlines
Deal found 27/7£528
Mon 14/920:10
LGW
-
SAL
1 stop16h 20m
Multiple Airlines
Sun 20/903:45
SAL
-
LGW
1 stop21h 45m
Multiple Airlines
Deal found 28/7£540
Sun 6/907:35
STN
-
SAL
1 stop22h 50m
Multiple Airlines
Wed 16/922:05
SAL
-
STN
2 stops42h 50m
Multiple Airlines
Deal found 23/7£607
Mon 14/917:10
LHR
-
SAL
2 stops19h 20m
Multiple Airlines
Sun 20/903:45
SAL
-
LHR
1 stop22h 25m
Multiple Airlines
Deal found 27/7£647
Fri 11/922:05
LHR
-
SAL
1 stop15h 25m
Avianca
Fri 18/922:05
SAL
-
LHR
1 stop34h 30m
Avianca
Deal found 27/7£660
Thu 10/922:05
LHR
-
SAL
1 stop15h 25m
Avianca
Thu 17/912:05
SAL
-
LHR
1 stop20h 30m
Avianca
Deal found 27/7£680
Wed 9/922:05
LHR
-
SAL
1 stop15h 25m
Avianca
Wed 16/922:20
SAL
-
LHR
2 stops34h 15m
Avianca
Deal found 26/7£685
Fri 21/822:05
LHR
-
SAL
1 stop15h 25m
Avianca
Wed 30/908:15
SAL
-
LHR
2 stops24h 20m
Avianca
Deal found 27/7£686
Thu 26/1121:40
LHR
-
SAL
2 stops24h 55m
Avianca
Sat 5/1208:00
SAL
-
LHR
1 stop24h 35m
Avianca
Deal found 26/7£687
Sat 22/806:55
LHR
-
SAL
2 stops20h 54m
United Airlines
Sat 29/806:00
SAL
-
LHR
1 stop18h 55m
United Airlines
Deal found 25/7£690
Fri 23/1009:00
MAN
-
SAL
2 stops36h 30m
Lufthansa
Wed 18/1116:40
SAL
-
MAN
2 stops42h 20m
Lufthansa
Deal found 27/7£706
Fri 11/909:00
MAN
-
SAL
2 stops42h 49m
United Airlines
Fri 18/906:00
SAL
-
MAN
2 stops28h 20m
United Airlines
Deal found 28/7£710

Find flight deals from United Kingdom to San Salvador

Keep the following information in mind while searching for United Kingdom to San Salvador flight deals. Data was last updated 28 July 2026.

Round-trip from

£528

One-way from

£372

Popular in

December

Cheapest in

September

Average price

£721
14/9-20/9
  • 14/9-20/9
  • 2 total stops
  • 39h 55m total
  • United Kingdom to San Salvador
Search Deals
28/9
  • 28/9
  • 2 total stops
  • 32h 14m total
  • United Kingdom to San Salvador
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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, Cheapflights users made 858,174 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from the United Kingdom to San Salvador that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Salvador

STN - SAL

STNSAL

London Stansted

Mon 14/9

17:20-05:30

1 stop19h 10m

San Salvador El Salvador Intl

Sun 20/9

03:45-07:30

1 stop20h 45m

£528

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 6/9

22:05-15:40

1 stop24h 35m

San Salvador El Salvador Intl

Wed 16/9

22:20-15:35

2 stops34h 15m

£688

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 14/11

07:30-21:45

2 stops20h 15m

San Salvador El Salvador Intl

Wed 18/11

23:54-21:20

1 stop15h 26m

£691

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Wed 4/11

06:50-22:47

2 stops21h 57m

San Salvador El Salvador Intl

Mon 16/11

23:54-10:25

1 stop28h 31m

£692

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Tue 3/11

06:50-22:47

2 stops21h 57m

San Salvador El Salvador Intl

Mon 16/11

07:00-08:25

2 stops19h 25m

£692

ManchesterSan Salvador

MAN - SAL

MANSAL

Manchester

Fri 23/10

09:00-20:49

2 stops42h 49m

San Salvador El Salvador Intl

Wed 18/11

07:00-17:00

2 stops28h 00m

£710

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 22/8

16:40-11:29

1 stop25h 49m

San Salvador El Salvador Intl

Sat 29/8

13:20-10:40

1 stop14h 20m

£715

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Thu 5/11

12:05-21:19

1 stop15h 14m

San Salvador El Salvador Intl

Sat 14/11

07:00-07:40

1 stop18h 40m

£721
Fastest return journey

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 10/8

10:00-18:58

1 stop15h 58m

San Salvador El Salvador Intl

Sat 12/9

13:50-11:35

1 stop14h 45m

£721

ManchesterSan Salvador

MAN - SAL

MANSAL

Manchester

Mon 7/9

06:05-21:35

2 stops22h 30m

San Salvador El Salvador Intl

Mon 14/9

06:00-06:30

2 stops41h 30m

£737

Flights are sorted by cheapest return flights first.

Deals found on 27/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from United Kingdom to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to San Salvador

What is the cheapest month to book a flight from United Kingdom to San Salvador?

Currently, May is the cheapest month in which you can book a flight from United Kingdom to San Salvador (average of £605). Flying from United Kingdom to San Salvador in December is currently the most expensive (average of £768). 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 United Kingdom to San Salvador?

Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from United Kingdom to San Salvador. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Salvador. Reviews last updated 28 July 2026.
Get a feel of what it's like to fly with United Airlines,American Airlines, andAir Canada from the United Kingdom to San Salvador by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
10,049 reviews
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
American Airlines
7.1
Good
11,845 reviews
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Air Canada
7.1
Good
11,402 reviews
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Lufthansa
6.8
Okay
8,164 reviews
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
Avianca
6.5
Okay
2,521 reviews
United Airlines
7.4
Good
10,049 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Salvador from United Kingdom?

    Located just 20.5 mi from the city center, San Salvador El Salvador Intl (SAL) is the airport most travelers will use when flying to San Salvador from United Kingdom.

  • How long is the flight from United Kingdom to San Salvador?

    For as low as £691, Avianca can have you in San Salvador from United Kingdom in 20h 15m. The distance from United Kingdom to San Salvador is about 5431 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from United Kingdom to San Salvador?

    The most popular flight routes from United Kingdom to San Salvador are London Heathrow - San Salvador El Salvador Intl, London Gatwick - San Salvador El Salvador Intl and London City - San Salvador El Salvador Intl.

  • Can I find deals for flights from United Kingdom to San Salvador that include hotel bookings?

    Yes. In addition to deals on United Kingdom to San Salvador flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to San Salvador?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to San Salvador.

  • Can I find deals for business class flights from United Kingdom to San Salvador?

    Yes. Cheapflights offers flight deals from United Kingdom to San 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 United Kingdom to San Salvador?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to San Salvador (average of £605). Flying from United Kingdom to San Salvador in December is currently the most expensive (average of £768). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from United Kingdom to San Salvador

Discover the top 5 airlines that operate flights from United Kingdom to San Salvador. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest£506Average£614FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapest£560Average£678FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£593Average£669FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£619Average£804FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£643Average£774FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to San Salvador?

Cheapflights makes it easy to find United Kingdom to San 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 United Kingdom to San Salvador?

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

Can Cheapflights find flights from United Kingdom to San Salvador with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from United Kingdom to San Salvador flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from United Kingdom to San Salvador become cheaper?

Of course! You can now track prices for flights from United Kingdom to San Salvador and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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