Cheap Flights from London Airport to San Salvador Department from $642 Roundtrip

Flight deals from London Airport to San Salvador Department

Looking for cheap flights from London Airport to San Salvador Department, or a last-minute trip? Find the cheapest prices on one-way and round-trip flights right here.

San Salvador.$642 per passenger.Departing Fri, Apr 10, returning Tue, Apr 21.Round-trip flight with WestJet and Avianca.Outbound indirect flight with WestJet, departing from London on Fri, Apr 10, arriving in San Salvador.Inbound indirect flight with Avianca, departing from San Salvador on Tue, Apr 21, arriving in London.Price includes taxes and charges.From $642, select.

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Flying from London Airport to San Salvador Department

Arm yourself with these facts on the fly.

Cheapest flight found	$642
Cheapest month to fly	April

How to find cheap flights from London Airport to San Salvador Department

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London Airport to San Salvador Department. Other savvy travelers recently found round-trip flights from $642 and one-way tickets from $342. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in April

The cheapest time to fly from London Airport to San Salvador Department is currently April.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from London Airport to anywhere you choose in San Salvador Department.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from London Airport to your chosen airport in San Salvador Department go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the San Salvador Department Airport to San Salvador Department flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What is the average price of a flight from London Airport to San Salvador Department?

We looked at all of the upcoming round-trip flights from London Airport to San Salvador Department we could find over the next 12 months. It looks like $642 is the best price. This is good, compared to the average San Salvador Department ticket price of $642.

What is the cheapest month to fly from London Airport to San Salvador Department?

The cheapest month to fly from London Airport to San Salvador Department is currently April.

On which upcoming date is it cheapest to fly from London Airport to San Salvador Department?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Airport to San Salvador Department on Friday, April 10, 2026.