Cheap Flights from London Heathrow Airport to Belgrade from 137 € Return

Flight deals from London Heathrow Airport to Belgrade

Looking for cheap tickets from London Heathrow Airport to Belgrade, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Belgrade.137 € per passenger.Departing Wed, 15 Oct, returning Fri, 24 Oct.Return flight with Air Serbia.Outbound direct flight with Air Serbia departs from London Heathrow on Wed, 15 Oct, arriving in Belgrade Nikola Tesla.Inbound direct flight with Air Serbia departs from Belgrade Nikola Tesla on Fri, 24 Oct, arriving in London Heathrow.Price includes taxes and charges.From 137 €, select.

Flying from London Heathrow Airport to Belgrade

Arm yourself with these facts on the fly.

Cheapest flight found	137 €, Belgrade
Cheapest month to fly	October
Average flight time	2 hrs, 40 mins
Average flights per week	10
Most popular airline	Air Serbia

How to find cheap flights from London Heathrow Airport to Belgrade

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from London Heathrow Airport to Belgrade. Other savvy travellers recently found return flights from 137 € and one-way tickets from 60 €. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in October

The cheapest time to fly from London Heathrow Airport to Belgrade is currently October.

Fly on a Saturday

From our data, we can see that Saturday seems to be the cheapest time to fly from London Heathrow Airport to Belgrade.

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 Heathrow Airport to anywhere you choose in Belgrade.

Watch as fares rise and fall

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

Relax – these are fee-free flight tickets

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

Frequently asked questions

Are there any direct flights from London Heathrow Airport to Belgrade?

Yes - direct flights currently operate from London Heathrow Airport to Belgrade Nikola Tesla Airport in Belgrade.

Which other London airports offer direct flights to Belgrade?

London Luton Airport offers direct flights to Belgrade.

What is the average price of a flight from London Heathrow Airport to Belgrade?

We looked at all of the upcoming return flights from London Heathrow Airport to Belgrade we could find over the next 12 months. It looks like 137 € is the best price. This is good, compared to the average Belgrade ticket price of 199 €.

What is the cheapest month to fly from London Heathrow Airport to Belgrade?

The cheapest month to fly from London Heathrow Airport to Belgrade is currently October.

Which upcoming date is cheapest to fly from London Heathrow Airport to Belgrade on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London Heathrow Airport to Belgrade on Wednesday, 15 October 2025.

If I'm flying from London Heathrow Airport, where in Belgrade is cheapest to fly into?

If you're flying from London Heathrow, the cheapest city in Belgrade to fly into is Belgrade. The cheapest airport serving Belgrade at the moment is Belgrade Nikola Tesla.

How long is the flight from London Heathrow Airport to Belgrade?

The average flight time between London Heathrow Airport and Belgrade is 2 hours and 40 minutes.

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Flights from London Heathrow Airport to Belgrade