Cheap flights from London to San Salvador from £235
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 29/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London to San Salvador
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Iberia flights from London to San Salvador
Our best Iberia deals on London to San Salvador flight tickets
United Airlines flights from London to San Salvador
Our best United Airlines deals on London to San Salvador flight tickets
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 September. Flight prices, which tend to average around £581, 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 September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of £581.
What is the cheapest day to depart on your flight to San Salvador?
The cheapest day to depart from London to San Salvador is on a Wednesday. Travellers who choose to depart for San Salvador on a Wednesday will often find tickets for as low as £578. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to San Salvador on Thursday is £621.
What is the cheapest time of day to depart on your flight to San Salvador?
The cheapest time of day to fly to San Salvador is at midday when flights can be purchased for as low as £579. Flights in the evening are often more expensive, with an average ticket price of £791.
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 8 weeks ahead of your departure date. In general, you can expect to find flights to San Salvador for around £627 when searching 8 weeks out.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 £563 on momondo.
What is the cheapest airline that flies from London to San Salvador El Salvador Intl?
Avianca and KLM are the most popular carriers operating from London to San Salvador El Salvador Intl
Which airlines fly to San Salvador?
Lufthansa, Air Canada and United Airlines are the top three most popular airlines that fly to San Salvador from London according to our data. Lufthansa is the first choice among our users, with 52% of people opting to fly with this airline when travelling to San Salvador. Keep in mind that there are 5 different airlines that fly to San Salvador on a routine basis, so you have a few additional options to choose from.
When to book flights from London to San Salvador
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
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 14h 29m.
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?
As of May 2025, there are 5 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from London to San Salvador is Lufthansa, representing 36% of all bookings. The subsequent popular airlines are United Airlines at 26%, Air Canada at 18%, and KLM at 13%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom £515 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom £520 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom £528 | Free Cancellation | Rating 7.0 9,252 reviews | |||
| PriceFrom £555 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom £557 | Free Cancellation | Rating 6.7 7,045 reviews |
Travelling to a place near San Salvador?
Book flights to San Salvador if you plan to visit one of these locationsWhy 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.