Flight tickets from San Salvador (SAL) to London Heathrow (LHR)

Compare San Salvador to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from San Salvador to London Heathrow

Looking for a cheap last-minute deal or the best return flight from San Salvador to London Heathrow? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Salvador to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Salvador to London Heathrow flights are currently cheapest in September.

San Salvador to London: Flight information

The things to know before you go.
Cheapest flight found₹ 41,667
Cheapest month to flySeptember

Finding cheap flights from San Salvador to London Heathrow: Frequently asked questions

The best price we found for a return flight from San Salvador to London Heathrow is ₹ 80,695. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Salvador to London Heathrow. But we found flights with one or more stops from ₹ 80,695.
As of February 2026, there are no flights flying from San Salvador to London Heathrow.
The cheapest month to fly from San Salvador to London Heathrow is usually February.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Salvador Airport to London Heathrow Airport on Thursday, 19 February 2026.
No airlines currently offer direct flights between San Salvador Airport and London Heathrow Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, KLM offers the cheapest flight tickets to London Heathrow.

Flying from El Salvador International Airport (SAL) to London Heathrow Airport (LHR): what you need to know

  • The timezone in London is UTC+0, which is six hours ahead of San Salvador.

  • Give yourself enough time to make your SAL to LHR flight. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak month like August? Major public holidays and other high seasons can lead to longer lines and delays at security. Be extra cautious and arrive up to four hours ahead of an international flight and two hours before domestic departures.

  • Think about adding a stopover when booking your ticket from El Salvador International Airport to London Heathrow Airport. Simply uncheck 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here's where you can stop between SAL and LHR:

    • Miami International Airport

    • Montreal-Pierre Elliott Trudeau International Airport

    • George Bush Intercontinental Airport

How to find the cheapest flights from El Salvador International Airport (SAL) to London Heathrow Airport (LHR)

  • ₹ 41,624 is the lowest price for a one-way El Salvador International Airport to London Heathrow Airport flight. A return flight starts at ₹ 80,695. These prices can change depending on demand and availability.

  • It's often best to book as early as possible if you're hoping to get cheap tickets from SAL to LHR. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.

  • Getting cheap flights from El Salvador International Airport to London Heathrow Airport is more likely if you can be flexible with your trip dates. Use the 'Whole month' search function to see the lowest prices across the month and bag a great deal.

  • Save time searching for cheap flights from SAL to LHR by creating a Price Alert. You'll get an email or push notification on the app when a special offer becomes available.

  • Tailor your flights with filters. Select your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from El Salvador International Airport to London Heathrow Airport.

Handy information about El Salvador International Airport (SAL)

  • El Salvador International Airport scores top marks for its on-time performance. 84.27% of flights that depart SAL reach their destination on time.

  • Central San Salvador to El Salvador International Airport is around 40 kilometres. Depending on traffic, it'll take about 40 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Taking an early flight from El Salvador International Airport to London Heathrow Airport? Avoid the stress of rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels close to SAL:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • From London Heathrow Airport, London is approximately 31 kilometres away. It takes around 55 minutes to get to the centre driving.

  • If you're using public transport, expect a journey of roughly 1 hour.

When to fly to London Heathrow Airport (LHR)

  • It's time to work out your dates for your flight from El Salvador International Airport to London Heathrow Airport. July is the most popular month to head to London. If you prefer a more relaxed vibe, go in February.

  • Lock in your flight from El Salvador International Airport to London Heathrow Airport for July if you'd like to visit London during its warmest month. Expect temperatures of between 11ºC and 26ºC.

  • January has average temperatures of between 0ºC and 9ºC. Search for cheap tickets from SAL to LHR sometime around then if you like cooler conditions.

Explore more of United Kingdom

  • Birmingham is just one of the many places in United Kingdom waiting to be explored once you've taken in the sights of London. Around 161 kilometres away to the north-west, check out popular attractions including Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Around 177 kilometres west of London, Bristol is another essential stop in United Kingdom. Experience major highlights starting with Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.