How long is the flight from El Salvador to London Heathrow Airport?

KLM can get you from El Salvador to London Heathrow Airport in just under 15h 43m. Your travel time can differ by up to . The distance between El Salvador and London Heathrow Airport is about 5431 mi.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from SV to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from El Salvador to London Heathrow Airport as you normally would.

Can I find deals for flights from El Salvador to Heathrow that include hotel bookings?

Yes. In addition to deals on El Salvador to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from El Salvador to Heathrow?

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

Can I find deals for business class flights from El Salvador to Heathrow?

Yes. Cheapflights offers flight deals from El Salvador to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£337+ Cheap Flights from El Salvador to London Heathrow Airport

Cheap flight deals from El Salvador to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from El Salvador to Heathrow
Explore the most affordable flight options available from El Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Sun 4/1003:45 -

1 stop33h 20m

Mon 26/1009:55 -

1 stop25h 35m

Deal found 15/9£630

Fri 25/913:57 -

1 stop16h 18m

Sun 27/906:30 -

2 stops24h 04m

Deal found 15/9£691

Fri 6/1114:57 -

1 stop14h 43m

Sun 15/1114:05 -

2 stops29h 09m

Deal found 16/9£699

Tue 22/913:57 -

1 stop16h 18m

Tue 29/915:15 -

1 stop28h 16m

Deal found 17/9£704

Tue 22/913:57 -

1 stop16h 18m

Fri 2/1015:15 -

1 stop28h 16m

Deal found 14/9£704

Wed 23/913:57 -

2 stops22h 28m

Sat 3/1013:25 -

1 stop30h 06m

Deal found 14/9£728

Mon 26/1013:57 -

1 stop15h 43m

Tue 10/1111:45 -

2 stops31h 29m

Deal found 16/9£738

Find flight deals from El Salvador to Heathrow

Round-trip from	£630
One-way from	£337
Popular in	July
Cheapest in	February
Average price	£742

4/10-26/10
2 total stops
58h 55m total
El Salvador to London

Search Deals

8/12-31/12
2 total stops
35h 03m total
El Salvador to London

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£71 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from El Salvador to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Fri 9/10

22:49-09:05

2 stops27h 16m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£408

Fastest return journey

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Fri 4/12

14:39-11:40

1 stop15h 01m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£461

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Fri 2/10

15:25-12:05

2 stops37h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£466

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Wed 23/12

15:18-15:05

1 stop17h 47m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£578

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Thu 24/12

14:35-11:40

1 stop15h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£608

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Wed 23/12

13:42-13:50

2 stops18h 08m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£612

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Mon 26/10

13:57-11:40

1 stop15h 43m

London Heathrow

Tue 10/11

12:40-13:14

1 stop30h 34m

£743

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Sun 1/11

14:57-17:00

2 stops20h 03m

London Heathrow

Sun 8/11

16:00-13:14

1 stop27h 14m

£762

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Sat 17/10

13:57-13:15

1 stop16h 18m

London Heathrow

Sat 24/10

13:25-12:32

1 stop30h 07m

£776

San SalvadorLondon

SAL San Salvador El Salvador Intl - LHR London Heathrow

SALLHR

San Salvador El Salvador Intl

Tue 9/2

14:35-16:05

2 stops19h 30m

London Heathrow

Wed 17/2

14:45-13:53

2 stops29h 08m

£793

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 15 resultsSorted by cheapest first

Best time to book a flight from El Salvador to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from El Salvador with our price prediction graph.

SAL-LHR

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 El Salvador to London Heathrow Airport

SV0-LHR

SAL-LHR

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from El Salvador to London Heathrow Airport?
KLM can get you from El Salvador to London Heathrow Airport in just under 15h 43m. Your travel time can differ by up to . The distance between El Salvador and London Heathrow Airport is about 5431 mi.
Can I find deals for flights from El Salvador to Heathrow that include hotel bookings?
Yes. In addition to deals on El Salvador to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from El Salvador to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from El Salvador to Heathrow.
Can I find deals for business class flights from El Salvador to Heathrow?
Yes. Cheapflights offers flight deals from El Salvador to Heathrow 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

Hounslow

Luton

Milton Keynes

Gatwick

Wembley

Slough

Ilford

Hayes

Northampton

Croydon

Colchester

Eastbourne

Brentford

Enfield

Southend-on-Sea

Barnet

Southall

Watford

Swindon

Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Fly with Cheapflights

How does Cheapflights help users find flights from El Salvador to Heathrow?

When you search for this flight from El Salvador to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from El Salvador to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from El Salvador by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from El Salvador to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from El Salvador to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from El Salvador to Heathrow become cheaper?

Yes! Start tracking prices for El Salvador to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from El Salvador to London Heathrow Airport from £337

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from El Salvador to Heathrow

Cheapest flights from El Salvador to HeathrowExplore the most affordable flight options available from El Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from El Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from El Salvador to HeathrowDiscover carefully curated flight deals from El Salvador to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from El Salvador to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from El Salvador to HeathrowDiscover last-minute flight deals from El Salvador to Heathrow. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from El Salvador to Heathrow. Data last updated 18 September 2026 and is based on user searches.

One-way flights from El Salvador to HeathrowSearch for one-way flight options from El Salvador to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from El Salvador to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from El Salvador to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from El Salvador to London Heathrow Airport that are best for you.

Best time to book a flight from El Salvador to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from El Salvador with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from El Salvador to London Heathrow Airport?

Can I find deals for flights from El Salvador to Heathrow that include hotel bookings?

How can I find direct flights from El Salvador to Heathrow?

Can I find deals for business class flights from El Salvador to Heathrow?

Travelling to a place near London Heathrow Airport?

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 El Salvador to Heathrow

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

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from El Salvador to Heathrow by cabin class

Find flights from El Salvador to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

El Salvador and Heathrow flights

Browse other El Salvador and Heathrow flight options. Last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from El Salvador to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from El Salvador to Heathrow?

Can Cheapflights find flights from El Salvador to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from El Salvador to Heathrow become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from El Salvador to Heathrow
Explore the most affordable flight options available from El Salvador to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from El Salvador to Heathrow
Discover carefully curated flight deals from El Salvador to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from El Salvador to Heathrow
Discover last-minute flight deals from El Salvador to Heathrow. Data last updated 18 September 2026 and is based on user searches.

One-way flights from El Salvador to Heathrow
Search for one-way flight options from El Salvador to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.