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

Airlines like Air Serbia and Turkish Airlines fly from London Heathrow Airport to Serbia in about 21h 40m. The time it takes to get you to your destination can typically vary by up to 5h 45m. London Heathrow Airport and Serbia are separated by a distance of 1178 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Serbia ranges from 40.0 - 101.0 inches per month. June is typically the wettest month, when rainfall can reach 101.0 mm. February is typically the driest time to visit Serbia when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Serbia, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

What are the cheapest flights from London Heathrow Airport to Serbia?

On average you can expect to pay £190 for a flight from London Heathrow Airport to Serbia. The cheapest flight overall is £85 while the most popular route, (London Heathrow - Belgrade Nikola Tesla) is currently priced at £147.

What are the most popular airlines that fly from London Heathrow Airport to Serbia?

Before booking your flight from London Heathrow Airport to Serbia check out the most popular airlines for this route: Air Serbia, Lufthansa or Wizz Air.

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

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

How can I find direct flights from Heathrow to Serbia?

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

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

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

£75+ Cheap Flights from London Heathrow Airport to Serbia

Cheap flight deals from Heathrow to Serbia

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Heathrow to Serbia
Explore the most affordable flight options available from Heathrow to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2026.

Wed 2/1206:30 -

1 stop5h 45m

Mon 7/1213:55 -

1 stop9h 05m

Deal found 10/9£146

Fri 4/1206:30 -

1 stop5h 45m

Mon 7/1217:15 -

1 stop5h 45m

Deal found 10/9£147

Thu 3/1206:30 -

1 stop5h 45m

Tue 8/1213:55 -

1 stop9h 05m

Deal found 10/9£155

Wed 2/1206:30 -

1 stop5h 45m

Sun 6/1213:55 -

1 stop9h 05m

Deal found 10/9£155

Sat 17/1006:30 -

1 stop9h 05m

Tue 20/1017:15 -

1 stop5h 45m

Deal found 7/9£163

Fri 4/1206:35 -

1 stop5h 10m

Sun 6/1213:30 -

1 stop8h 30m

Deal found 10/9£168

Fri 9/1007:25 -

1 stop8h 00m

Fri 4/1213:30 -

1 stop7h 05m

Deal found 10/9£169

Thu 5/1107:40 -

1 stop4h 05m

Mon 9/1118:00 -

1 stop5h 55m

Deal found 10/9£171

Wed 2/1206:30 -

1 stop5h 45m

Fri 4/1213:55 -

1 stop9h 05m

Deal found 10/9£172

Wed 7/1010:50 -

1 stop4h 40m

Tue 27/1018:00 -

1 stop5h 55m

Deal found 9/9£172

Sun 1/1107:40 -

1 stop4h 05m

Fri 6/1118:20 -

1 stop4h 20m

Deal found 8/9£175

Mon 28/913:30 -

1 stop27h 25m

Wed 7/1004:35 -

1 stop8h 55m

Deal found 11/9£197

Best flights from Heathrow to Serbia
Discover carefully curated flight deals from Heathrow to Serbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 September 2026.

Sat 5/1206:35 -

1 stop5h 10m

Fri 11/1218:20 -

1 stop4h 20m

Deal found 8/9£185

Mon 28/913:30 -

1 stop27h 25m

Wed 7/1004:35 -

1 stop8h 55m

Deal found 11/9£197

Thu 15/1006:00 -

1 stop6h 55m

Thu 22/1009:15 -

2 stops13h 15m

Deal found 8/9£223

Fri 2/1018:30 -

1 stop21h 40m

Tue 6/1013:20 -

1 stop26h 50m

Deal found 11/9£359

Sun 1/1107:40 -

1 stop4h 05m

Fri 6/1114:45 -

1 stop7h 55m

Deal found 9/9£185

Thu 3/1213:20 -

Nonstop2h 45m

Fri 4/1210:10 -

Nonstop3h 10m

Deal found 8/9£209

Fri 4/1213:20 -

Nonstop2h 45m

Sun 6/1210:10 -

Nonstop3h 10m

Deal found 8/9£209

Sun 1/1113:20 -

Nonstop2h 45m

Fri 6/1110:10 -

Nonstop3h 10m

Deal found 9/9£210

Thu 5/1114:25 -

2 stops17h 25m

Mon 9/1109:40 -

2 stops12h 45m

Deal found 11/9£265

Tue 27/1007:00 -

2 stops11h 10m

Sat 31/1009:40 -

2 stops10h 00m

Deal found 11/9£270

Sun 20/1213:20 -

Nonstop2h 45m

Sun 27/1210:10 -

Nonstop3h 10m

Deal found 7/9£243

Mon 28/906:00 -

1 stop5h 00m

Mon 5/1012:25 -

1 stop10h 15m

Deal found 11/9£331

Wed 30/917:00 -

2 stops23h 25m

Wed 7/1004:35 -

1 stop8h 55m

Deal found 11/9£371

Thu 1/1020:30 -

1 stop14h 35m

Mon 5/1009:25 -

1 stop11h 05m

Deal found 11/9£394

Tue 29/906:45 -

2 stops10h 10m

Wed 7/1010:20 -

2 stops10h 00m

Deal found 11/9£1,456

Find flight deals from Heathrow to Serbia

Round-trip from	£146
One-way from	£75
Popular in	August
Cheapest in	October
Average price	£166
Good round-trip deal	£190 or less
Good one-way deal	£124 or less

LOT
2/12-7/12
2 total stops
14h 50m total
London to Serbia

Search Deals

14/10-31/12
1 total stop
27h 10m total
London to Serbia

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£25 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from London Heathrow to Serbia.

Search Deals

Price to beat on a one-way flight from London Heathrow to Serbia.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Wed 14/10

09:55-01:00

1 stop14h 05m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£81

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Tue 20/10

20:50-15:20

2 stops17h 30m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£97

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Wed 30/9

15:00-18:05

1 stop26h 05m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

Fastest return journey

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Mon 26/10

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£112

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Wed 23/12

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£112

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Sun 15/11

20:50-14:50

2 stops17h 00m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£126

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Fri 2/10

20:50-12:30

1 stop14h 40m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£129

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Fri 9/10

09:00-16:25

1 stop6h 25m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£143

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Sat 10/10

16:25-22:05

1 stop4h 40m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£143

LondonBelgrade

LHR London Heathrow - BEG Belgrade Nikola Tesla

LHRBEG

London Heathrow

Sun 25/10

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Wed 31/12

00:00-00:00

Nonstop0h 00m

£144

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 26 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Serbia

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

LHR-BEG

LHR-INI

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 London Heathrow Airport to Serbia

LHR-RS0

LHR-BEG

LHR-INI

What is the cheapest month to book a flight from London Heathrow Airport to Serbia?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £194). Flying from London Heathrow Airport to Serbia in December is currently the most expensive (average of £303). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

It’s optimal to fly from London Heathrow Airport to Serbia in the morning. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight at midday.

How often are flights from London to Serbia delayed?

About 23% of weekly flights between London and Serbia have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for London to Serbia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Serbia flights?

Over the past year, airBaltic have had the lowest number of delays on this route, with just 21% of flights being delayed.

How far ahead should I book a flight from London Heathrow Airport to Serbia?

The best time to book flights from London Heathrow Airport to Serbia is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Serbia

Get a feel of what it's like to fly with Lufthansa,Wizz Air, andAir Serbia from London Heathrow Airport to Serbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Lufthansa

6.8

Okay

8,220 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Lufthansa

6.8

Okay

8,220 reviews

Lufthansa

6.8

Okay

8,220 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Wizz Air

6.2

Okay

172 reviews

Lufthansa

6.8

Okay

8,220 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Air Serbia

6.1

Okay

237 reviews

Lufthansa

6.8

Okay

8,220 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Related info for your journey

How long is the flight from London Heathrow Airport to Serbia?
Airlines like Air Serbia and Turkish Airlines fly from London Heathrow Airport to Serbia in about 21h 40m. The time it takes to get you to your destination can typically vary by up to 5h 45m. London Heathrow Airport and Serbia are separated by a distance of 1178 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest flights from London Heathrow Airport to Serbia?
On average you can expect to pay £190 for a flight from London Heathrow Airport to Serbia. The cheapest flight overall is £85 while the most popular route, (London Heathrow - Belgrade Nikola Tesla) is currently priced at £147.
Can I find deals for flights from Heathrow to Serbia that include hotel bookings?
Yes. In addition to deals on Heathrow to Serbia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Serbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Serbia.
Can I find deals for business class flights from Heathrow to Serbia?
Yes. Cheapflights offers flight deals from Heathrow to Serbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Serbia?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £194). Flying from London Heathrow Airport to Serbia in December is currently the most expensive (average of £303). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Serbia

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Top 3 airlines flying from Heathrow to Serbia

Airline	Cheapest	Average	Flexibility	On-time
Wizz Air	Cheapest£53	Average£155	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Air Serbia	Cheapest£140	Average£225	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
Lufthansa	Cheapest£160	Average£240	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Serbia?

Cheapflights helps you search for flights from Heathrow to Serbia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Serbia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Serbia from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Heathrow to Serbia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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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 London Heathrow Airport to Serbia from £75

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Serbia

Cheapest flights from Heathrow to SerbiaExplore the most affordable flight options available from Heathrow to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2026.

Explore the most affordable flight options available from Heathrow to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2026.

Best flights from Heathrow to SerbiaDiscover carefully curated flight deals from Heathrow to Serbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 September 2026.

Discover carefully curated flight deals from Heathrow to Serbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 September 2026.

Direct flights from Heathrow to SerbiaExplore direct flight options from Heathrow to Serbia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 September 2026.

Explore direct flight options from Heathrow to Serbia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 September 2026.

Last-minute flights from Heathrow to SerbiaDiscover last-minute flight deals from Heathrow to Serbia. Data last updated 11 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Serbia. Data last updated 11 September 2026 and is based on user searches.

One-way flights from Heathrow to SerbiaSearch for one-way flight options from Heathrow to Serbia. Find affordable one-way fares based on user searches. Data last updated 11 September 2026.

Search for one-way flight options from Heathrow to Serbia. Find affordable one-way fares based on user searches. Data last updated 11 September 2026.

Find flight deals from Heathrow to Serbia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from Heathrow to Serbia

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

Cheapflights Insights

What is the cheapest month to book a flight from London Heathrow Airport to Serbia?

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

Find hourly flight availability from Heathrow to Serbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2026.

It’s optimal to fly from London Heathrow Airport to Serbia in the morning. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight at midday.

How often are flights from London to Serbia delayed?

About 23% of weekly flights between London and Serbia have experienced delays in the past year, with the average delay time being 109 minutes.

What is the most punctual flight time for London to Serbia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Serbia flights?

Over the past year, airBaltic have had the lowest number of delays on this route, with just 21% of flights being delayed.

How far ahead should I book a flight from London Heathrow Airport to Serbia?

The best time to book flights from London Heathrow Airport to Serbia is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Serbia

Get a feel of what it's like to fly with Lufthansa,Wizz Air, andAir Serbia from London Heathrow Airport to Serbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest flights from London Heathrow Airport to Serbia?

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

How can I find direct flights from Heathrow to Serbia?

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

What is the cheapest month to book a flight from London Heathrow Airport to Serbia?

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 Heathrow to Serbia

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

Complete your trip

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

Direct flights to

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

Search flights from Heathrow to Serbia by cabin class

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

Heathrow and Serbia flights

Browse other Heathrow and Serbia flight options. Last updated on 11 September 2026.

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Heathrow to Serbia flights

Consider these flights travelling from Heathrow to Serbia.

Top 3 airlines flying from Heathrow to Serbia

Fly with Cheapflights

How does Cheapflights help users find flights from Heathrow to Serbia?

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

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

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Travel Smart

Cheapest flights from Heathrow to Serbia
Explore the most affordable flight options available from Heathrow to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2026.

Best flights from Heathrow to Serbia
Discover carefully curated flight deals from Heathrow to Serbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 September 2026.

Direct flights from Heathrow to Serbia
Explore direct flight options from Heathrow to Serbia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 11 September 2026.

Last-minute flights from Heathrow to Serbia
Discover last-minute flight deals from Heathrow to Serbia. Data last updated 11 September 2026 and is based on user searches.

One-way flights from Heathrow to Serbia
Search for one-way flight options from Heathrow to Serbia. Find affordable one-way fares based on user searches. Data last updated 11 September 2026.