What are the cheapest airlines to fly from United Kingdom to San Salvador one-way?

The cheapet airlines for a one-way flight from United Kingdom to San Salvador are Avianca (£497), KLM (£668), and Iberia (£686).

In terms of precipitation, rainfall in San Salvador ranges from 0.0 - 330.0 inches per month. August is typically the wettest month, when rainfall can reach 330.0 mm. February is typically the driest time to visit San Salvador when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Salvador, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

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.

What are the most popular airlines that fly from United Kingdom to San Salvador?

Before booking your flight from United Kingdom to San Salvador check out the most popular airlines for this route: Air Canada, Avianca or KLM.

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

To save on the cost of your flight from United Kingdom to San Salvador, book at least 44 days before your planned departure. Booking around this time can save you about 22% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £558 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £615.

What is the cheapest month to fly from United Kingdom to San Salvador?

The best pricing can be found in the month of October. Prices to San Salvador from United Kingdom average £613. You can even find prices in October for less than £613, as users have found deals to San Salvador from as low as £509. The month of December appears to be one of the more expensive times to travel to San Salvador from United Kingdom. Flying in the targeted month can save you up to 24%.

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.

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.

£696+ Flights from the United Kingdom to San Salvador

Cheap flight deals from United Kingdom to San Salvador

Round-trip from	£425
One-way from	£304
Popular in	December
Cheapest in	October
Average price	£643

6/10-13/10
2 total stops
48h 50m total
United Kingdom to San Salvador

Search Deals

24/11
2 total stops
30h 30m total
United Kingdom to San Salvador

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£24 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from United Kingdom to San Salvador

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 4 July 2025.

Mon 6/1013:05LGW - SAL

1 stop24h 25mMultiple Airlines

Mon 13/1022:55SAL - LGW

1 stop24h 25mMultiple Airlines

Deal found 3/7£425

Mon 6/1008:50LHR - SAL

2 stops31h 33mMultiple Airlines

Mon 13/1022:21SAL - LHR

2 stops26h 39mMultiple Airlines

Deal found 2/7£494

Mon 8/922:05LHR - SAL

1 stop14h 55mAvianca

Mon 15/909:25SAL - LHR

1 stop23h 10mAvianca

Deal found 3/7£576

Thu 25/914:30LGW - SAL

2 stops52h 05mAmerican Airlines

Mon 29/912:35SAL - LGW

2 stops36h 35mAmerican Airlines

Deal found 2/7£592

Mon 18/810:00LHR - SAL

1 stop17h 17mLufthansa

Mon 1/906:00SAL - LHR

1 stop18h 40mLufthansa

Deal found 3/7£593

Sun 17/810:00LHR - SAL

1 stop17h 17mUnited Airlines

Sun 24/815:30SAL - LHR

1 stop33h 10mUnited Airlines

Deal found 2/7£601

Sun 17/814:50LHR - SAL

2 stops28h 16mAir Canada

Sun 24/806:00SAL - LHR

1 stop22h 35mAir Canada

Deal found 3/7£613

Mon 6/1014:10LHR - SAL

2 stops29h 56mFinnair

Mon 13/1012:41SAL - LHR

2 stops25h 59mFinnair

Deal found 3/7£617

Sat 16/815:15LHR - SAL

1 stop28h 12mDelta

Fri 29/813:52SAL - LHR

2 stops33h 53mDelta

Deal found 3/7£665

Wed 24/909:20SOU - SAL

2 stops18h 02mKLM

Sun 28/905:04SAL - SOU

2 stops44h 41mKLM

Deal found 2/7£711

Mon 8/910:00LCY - SAL

2 stops33h 27mDelta

Mon 15/913:37SAL - LCY

2 stops20h 03mDelta

Deal found 3/7£774

Wed 24/906:30BHD - SAL

2 stops24h 05mKLM

Sun 28/913:42SAL - BHD

2 stops20h 13mKLM

Deal found 30/6£793

Best flights from United Kingdom to San Salvador
Discover carefully curated flight deals from United Kingdom to San Salvador that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Mon 6/1013:05LGW - SAL

1 stop24h 25mMultiple Airlines

Mon 13/1022:55SAL - LGW

1 stop24h 25mMultiple Airlines

Deal found 3/7£425

Mon 8/922:05LHR - SAL

1 stop14h 55mAvianca

Mon 15/909:25SAL - LHR

1 stop23h 10mAvianca

Deal found 3/7£576

Thu 25/914:30LGW - SAL

2 stops52h 05mAmerican Airlines

Mon 29/912:35SAL - LGW

2 stops36h 35mAmerican Airlines

Deal found 2/7£592

Mon 18/810:00LHR - SAL

1 stop17h 17mLufthansa

Mon 1/906:00SAL - LHR

1 stop18h 40mLufthansa

Deal found 3/7£593

Sun 17/810:00LHR - SAL

1 stop17h 17mUnited Airlines

Sun 24/815:30SAL - LHR

1 stop33h 10mUnited Airlines

Deal found 2/7£601

Sun 17/814:50LHR - SAL

2 stops28h 16mAir Canada

Sun 24/806:00SAL - LHR

1 stop22h 35mAir Canada

Deal found 3/7£613

Sat 16/815:15LHR - SAL

1 stop28h 12mDelta

Fri 29/813:52SAL - LHR

2 stops33h 53mDelta

Deal found 3/7£665

Wed 24/909:20SOU - SAL

2 stops18h 02mKLM

Sun 28/905:04SAL - SOU

2 stops44h 41mKLM

Deal found 2/7£711

Mon 6/1008:50LHR - SAL

2 stops31h 33mMultiple Airlines

Mon 13/1022:21SAL - LHR

2 stops26h 39mMultiple Airlines

Deal found 2/7£494

Wed 24/906:50BHD - SAL

3 stops42h 10mIberia

Sun 28/912:35SAL - BHD

2 stops22h 05mIberia

Deal found 30/6£1,393

Mon 8/910:00LCY - SAL

2 stops33h 27mDelta

Mon 15/913:37SAL - LCY

2 stops20h 03mDelta

Deal found 3/7£774

Wed 24/906:30BHD - SAL

2 stops24h 05mKLM

Sun 28/913:42SAL - BHD

2 stops20h 13mKLM

Deal found 30/6£793

Last-minute flights from United Kingdom to San Salvador
Discover last-minute flight deals from United Kingdom to San Salvador. Data last updated 4 July 2025 and is based on user searches.

Thu 3/708:45LCY - SAL

2 stops19h 35mMultiple Airlines

Sun 13/707:35SAL - LCY

2 stops25h 50mMultiple Airlines

Deal found 2/7£953

Sat 2/808:40STN - SAL

3 stops31h 00mMultiple Airlines

Sat 30/808:10SAL - STN

2 stops18h 10mMultiple Airlines

Deal found 3/7£1,135

Fri 15/818:25SOU - SAL

2 stops49h 02mKLM

Fri 22/813:52SAL - SOU

2 stops35h 53mKLM

Deal found 1/7£922

Fri 15/818:25SOU - SAL

2 stops33h 40mMultiple Airlines

Fri 22/809:25SAL - SOU

3 stops40h 20mMultiple Airlines

Deal found 1/7£1,165

Sat 16/815:15LHR - SAL

1 stop28h 12mDelta

Fri 29/813:52SAL - LHR

2 stops33h 53mDelta

Deal found 3/7£665

Sun 17/810:00LHR - SAL

1 stop17h 17mUnited Airlines

Sun 24/815:30SAL - LHR

1 stop33h 10mUnited Airlines

Deal found 2/7£601

Sun 17/814:50LHR - SAL

2 stops28h 16mAir Canada

Sun 24/806:00SAL - LHR

1 stop22h 35mAir Canada

Deal found 3/7£613

Mon 18/810:00LHR - SAL

1 stop17h 17mLufthansa

Mon 1/906:00SAL - LHR

1 stop18h 40mLufthansa

Deal found 3/7£593

Mon 18/806:50LHR - SAL

2 stops33h 33mMultiple Airlines

Mon 1/922:21SAL - LHR

1 stop15h 19mMultiple Airlines

Deal found 3/7£596

Tue 19/810:00LGW - SAL

1 stop36h 55mMultiple Airlines

Thu 4/907:35SAL - LGW

1 stop16h 25mMultiple Airlines

Deal found 3/7£566

Tue 19/810:00LCY - SAL

2 stops33h 27mDelta

Tue 2/913:52SAL - LCY

2 stops19h 48mDelta

Deal found 3/7£936

Sat 23/807:45LCY - SAL

2 stops19h 37mKLM

Sat 30/813:52SAL - LCY

2 stops20h 28mKLM

Deal found 2/7£1,065

One-way flights from United Kingdom to San Salvador
Search for one-way flight options from United Kingdom to San Salvador. Find affordable one-way fares based on user searches. Data last updated 4 July 2025.

Mon 24/1106:00STN - SAL

2 stops30h 30mMultiple Airlines

Deal found 1/7£304

Wed 3/915:05LHR - SAL

2 stops25h 18mMultiple Airlines

Deal found 1/7£361

Wed 1/1008:30LCY - SAL

2 stops29h 00mMultiple Airlines

Deal found 1/7£411

Tue 8/721:05LGW - SAL

3 stops48h 50mMultiple Airlines

Deal found 3/7£492

Sun 23/1121:40LHR - SAL

1 stop17h 50mAvianca

Deal found 3/7£497

Mon 1/910:00LCY - SAL

2 stops17h 22mKLM

Deal found 1/7£668

Mon 8/911:35LGW - SAL

2 stops37h 25mIberia

Deal found 3/7£686

Thu 31/711:20LHR - SAL

1 stop31h 44mKLM

Deal found 1/7£727

Thu 18/1216:20LHR - SAL

2 stops26h 59mUnited Airlines

Deal found 2/7£825

Mon 8/917:15LGW - SAL

3 stops37h 20mTurkish Airlines

Deal found 3/7£936

Cheapflights Fare Finder

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

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Mon 6/10

13:05-06:30

1 stop24h 25m

San Salvador El Salvador Intl

Mon 13/10

22:55-06:20

1 stop24h 25m

£425

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 6/10

08:50-09:23

2 stops31h 33m

San Salvador El Salvador Intl

Mon 13/10

22:21-08:00

2 stops26h 39m

£494

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 8/9

22:05-06:00

1 stop14h 55m

San Salvador El Salvador Intl

Mon 15/9

09:25-15:35

1 stop23h 10m

£576

LondonSan Salvador

LGW - SAL

LGWSAL

London Gatwick

Thu 25/9

14:30-11:35

2 stops52h 05m

San Salvador El Salvador Intl

Mon 29/9

12:35-08:10

2 stops36h 35m

£592

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 18/8

10:00-20:17

1 stop17h 17m

San Salvador El Salvador Intl

Mon 1/9

06:00-07:40

1 stop18h 40m

£593

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 17/8

10:00-20:17

1 stop17h 17m

San Salvador El Salvador Intl

Sun 24/8

15:30-07:40

1 stop33h 10m

£601

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sun 17/8

14:50-12:06

2 stops28h 16m

San Salvador El Salvador Intl

Sun 24/8

06:00-11:35

1 stop22h 35m

£613

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Mon 6/10

14:10-13:06

2 stops29h 56m

San Salvador El Salvador Intl

Mon 13/10

12:41-21:40

2 stops25h 59m

£617

LondonSan Salvador

LHR - SAL

LHRSAL

London Heathrow

Sat 16/8

15:15-12:27

1 stop28h 12m

San Salvador El Salvador Intl

Fri 29/8

13:52-06:45

2 stops33h 53m

£665

SouthamptonSan Salvador

SOU - SAL

SOUSAL

Southampton Eastleigh

Wed 24/9

09:20-20:22

2 stops18h 02m

San Salvador El Salvador Intl

Sun 28/9

05:04-08:45

2 stops44h 41m

£711

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 26 results

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 time of day to fly from GB to SAL?

When flying from United Kingdom to San Salvador, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing San Salvador

Get a feel of what it's like to fly with Delta, KLM, andUnited Airlines 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.

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very Good

7,982 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM

7.8

Good

1,367 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

United Airlines

7.4

Good

8,844 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Turkish Airlines

7.3

Good

3,895 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

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.
What are the cheapest airlines to fly from United Kingdom to San Salvador one-way?
The cheapet airlines for a one-way flight from United Kingdom to San Salvador are Avianca (£497), KLM (£668), and Iberia (£686).
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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for United Kingdom to San Salvador

Heathrow to San Salvador flights

Gatwick to San Salvador flights

London City to San Salvador flights

Stansted to San Salvador flights

Southampton to San Salvador flights

Belfast City to San Salvador flights

Dublin to San Salvador flights

Madrid to San Salvador flights

Birmingham to San Salvador flights

Manchester to San Salvador flights

Top 7 airlines flying from United Kingdom to San Salvador

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest£484	Average£732	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
KLM	Cheapest£507	Average£586	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air Canada	Cheapest£516	Average£712	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest£544	Average£628	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£544	Average£606	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	Cheapest£565	Average£665	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Iberia	Cheapest£779	Average£1,210	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Fly with Cheapflights

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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Cheap flights from the United Kingdom to San Salvador from £304

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 4 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from United Kingdom to San Salvador

Cheapest flights from United Kingdom to San SalvadorExplore 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 4 July 2025.

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 4 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to San Salvador that are best for you.

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.

Cheapflights Insights

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

What is the cheapest time of day to fly from GB to SAL?

Find hourly flight availability from United Kingdom to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

Reviews of airlines servicing San Salvador

Get a feel of what it's like to fly with Delta, KLM, andUnited Airlines 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.

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?

What are the cheapest airlines to fly from United Kingdom to San Salvador one-way?

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

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

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

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

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.

Alternative routes for United Kingdom to San Salvador

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from United Kingdom to San Salvador

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?

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to San Salvador?

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

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

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Travel Smart

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 4 July 2025.