What are the cheapest airlines flying from London Heathrow Airport to Belgrade round-trip?

According to our current data, Air Serbia ($123), KLM ($228), and Lufthansa ($231) offers the cheapest pricing from London Heathrow Airport to Belgrade. You may be able to fly from London Heathrow Airport to Belgrade for 44% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from London Heathrow Airport to Belgrade one-way?

$69 is the cheapest one-way deal found within the past few days, from Air Serbia. You may also be able to find cheap deals on KLM and LOT, with prices starting from $131 and $171, respectively.

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

Travelers seeking maximum savings on their London Heathrow Airport to Belgrade flight should consider departing on Monday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Belgrade ranges from 1.6 - 4.0 inches per month. June is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Belgrade when rainfall is around 1.6 in.

If weather is an important factor for your trip to Belgrade, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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

Looking at all options, your cheapest flight can be booked for $61. While the most popular route (London Heathrow - Belgrade Nikola Tesla) can be booked for $214 on average our data indicates $153 when flying from London Heathrow Airport to Belgrade.

What are the most reliable airlines from London Heathrow Airport to Belgrade?

Before booking your flight to Belgrade from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: GetJet Airlines (75%), Air Serbia (61%), Bulgaria Air( 50%).

What is the cheapest day to fly round-trip from London Heathrow Airport to Belgrade?

Users have found that flying from London Heathrow Airport to Belgrade on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from London Heathrow Airport to Belgrade?

Find a great deal and save up to 144% by booking at least 47 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Heathrow Airport to Belgrade within the next two weeks, with the cheapest ticket starting at $125.

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

The best pricing can be found in the month of June. Prices to Belgrade from London Heathrow Airport average $162. You can even find prices in June for less than $162, as users have found deals to Belgrade from as low as $61. The month of December appears to be one of the more expensive times to travel to Belgrade from London Heathrow Airport. Flying in the targeted month can save you up to 45%.

What airport do you fly into for flights to Belgrade from London Heathrow?

Belgrade Nikola Tesla (BEG) is the airport you will fly into if you book a flight from London Heathrow to Belgrade. You should not have trouble finding flights to Nikola Tesla from London Heathrow; the airport handles an average of 1 inbound flight from London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Belgrade airport from London Heathrow. It is only a 7.1 mi journey from Nikola Tesla (BEG) to Belgrade’s city center.

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

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

How can I find direct flights from Heathrow to Belgrade?

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

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

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

$69+ Flights from London Heathrow Airport to Belgrade

Q: How much does it cost to fly round-trip from London Heathrow Airport to Belgrade?

Airfare is below average for this route at the moment. London Heathrow Airport to Belgrade flights typically cost between $124 and $318 in August. The cheapest round-trip price found within the last 3 days was $123 on Air Serbia (Aug 22-Aug 29).

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Cheapflights Tip: The best prices from London Heathrow to Belgrade Nikola Tesla are usually found in March or May, booked 75 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Heathrow to Belgrade

Round-trip from	$123 (Air Serbia)
One-way from	$69 (Air Serbia)
Popular in	December
Cheapest in	March
Average price	$198
Good round-trip deal	$94 or less
Good one-way deal	$70 or less

From London Heathrow to Belgrade Nikola Tesla

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One-way flight from London Heathrow to Belgrade Nikola Tesla

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Highest demand for flights based on searches. 7% potential increase in price ($19 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from London Heathrow to Belgrade Nikola Tesla.

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Price to beat on a one-way flight from London Heathrow to Belgrade Nikola Tesla.

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Find flight deals from Heathrow to Belgrade

Cheapest flights from Heathrow to Belgrade
Explore the most affordable flight options available from Heathrow to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Fri 8/221:30 pmLHR - BEG

Nonstop2h 40mAir Serbia

Fri 8/2910:30 amBEG - LHR

Nonstop3h 00mAir Serbia

Deal found 7/28

$123

Fri 11/2111:45 amLHR - BEG

1 stop10h 30mKLM

Thu 11/2712:35 pmBEG - LHR

1 stop5h 25mKLM

Deal found 7/27

$228

Wed 8/276:55 amLHR - BEG

1 stop8h 30mLufthansa

Tue 9/95:15 pmBEG - LHR

1 stop6h 25mLufthansa

Deal found 7/28

$231

Fri 12/51:50 pmLHR - BEG

1 stop4h 20mMultiple Airlines

Sun 12/71:25 pmBEG - LHR

1 stop6h 10mMultiple Airlines

Deal found 7/27

$244

Fri 8/298:05 pmLHR - BEG

1 stop11h 30mSWISS

Mon 9/87:55 pmBEG - LHR

1 stop13h 00mSWISS

Deal found 7/28

$246

Sat 9/206:00 amLHR - BEG

1 stop10h 55mAustrian Airlines

Sun 9/287:00 amBEG - LHR

1 stop26h 20mAustrian Airlines

Deal found 7/29

$248

Best flights from Heathrow to Belgrade
Discover carefully curated flight deals from Heathrow to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Fri 8/221:30 pmLHR - BEG

Nonstop2h 40mAir Serbia

Fri 8/2910:30 amBEG - LHR

Nonstop3h 00mAir Serbia

Deal found 7/28

$123

Fri 11/2111:45 amLHR - BEG

1 stop10h 30mKLM

Thu 11/2712:35 pmBEG - LHR

1 stop5h 25mKLM

Deal found 7/27

$228

Wed 8/276:55 amLHR - BEG

1 stop8h 30mLufthansa

Tue 9/95:15 pmBEG - LHR

1 stop6h 25mLufthansa

Deal found 7/28

$231

Fri 12/51:50 pmLHR - BEG

1 stop4h 20mMultiple Airlines

Sun 12/71:25 pmBEG - LHR

1 stop6h 10mMultiple Airlines

Deal found 7/27

$244

Fri 8/298:05 pmLHR - BEG

1 stop11h 30mSWISS

Mon 9/87:55 pmBEG - LHR

1 stop13h 00mSWISS

Deal found 7/28

$246

Sat 9/206:00 amLHR - BEG

1 stop10h 55mAustrian Airlines

Sun 9/287:00 amBEG - LHR

1 stop26h 20mAustrian Airlines

Deal found 7/29

$248

Last-minute flights from Heathrow to Belgrade
Discover last-minute flight deals from Heathrow to Belgrade. Data last updated July 29, 2025 and is based on user searches.

Mon 8/46:30 pmLHR - BEG

1 stop9h 30mTurkish Airlines

Thu 8/712:50 amBEG - LHR

1 stop15h 15mTurkish Airlines

Deal found 7/27

$830

Wed 8/69:05 amLHR - BEG

1 stop7h 50mAustrian Airlines

Sat 8/911:05 amBEG - LHR

1 stop22h 40mAustrian Airlines

Deal found 7/29

$332

Thu 8/76:55 amLHR - BEG

1 stop4h 20mLufthansa

Tue 8/194:35 pmBEG - LHR

1 stop5h 05mLufthansa

Deal found 7/29

$286

Fri 8/81:30 pmLHR - BEG

Nonstop2h 40mAir Serbia

Wed 8/2010:30 amBEG - LHR

Nonstop3h 00mAir Serbia

Deal found 7/29

$123

Fri 8/89:00 amLHR - BEG

1 stop13h 15mMultiple Airlines

Thu 8/146:30 pmBEG - LHR

1 stop14h 50mMultiple Airlines

Deal found 7/27

$367

Fri 8/87:15 pmLHR - BEG

2 stops17h 45mSWISS

Thu 8/212:45 pmBEG - LHR

2 stops18h 30mSWISS

Deal found 7/27

$474

Fri 8/221:30 pmLHR - BEG

Nonstop2h 40mAir Serbia

Fri 8/2910:30 amBEG - LHR

Nonstop3h 00mAir Serbia

Deal found 7/28

$123

Thu 8/286:55 amLHR - BEG

1 stop4h 20mMultiple Airlines

Mon 9/87:55 pmBEG - LHR

1 stop13h 00mMultiple Airlines

Deal found 7/28

$233

Fri 8/298:05 pmLHR - BEG

1 stop11h 30mSWISS

Mon 9/87:55 pmBEG - LHR

1 stop13h 00mSWISS

Deal found 7/28

$246

Fri 8/297:30 pmLHR - BEG

1 stop27h 05mAustrian Airlines

Sun 9/77:00 amBEG - LHR

1 stop26h 20mAustrian Airlines

Deal found 7/28

$248

Sun 8/317:25 amLHR - BEG

1 stop8h 00mLufthansa

Sat 9/66:05 amBEG - LHR

1 stop15h 40mLufthansa

Deal found 7/27

$224

One-way flights from Heathrow to Belgrade
Search for one-way flight options from Heathrow to Belgrade. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Fri 8/81:30 pmLHR - BEG

Nonstop2h 40mAir Serbia

Deal found 7/27

$69

Fri 9/123:05 pmLHR - BEG

2 stops33h 20mMultiple Airlines

Deal found 7/27

$115

Thu 1/16:30 amLHR - BEG

1 stop4h 40mKLM

Deal found 7/27

$131

Sun 9/146:30 amLHR - BEG

1 stop5h 50mLOT

Deal found 7/27

$171

Fri 9/1210:15 pmLHR - BEG

1 stop14h 40mAegean Airlines

Deal found 7/27

$177

Wed 8/2010:50 amLHR - BEG

1 stop4h 35mLufthansa

Deal found 7/27

$180

Mon 9/88:05 pmLHR - BEG

1 stop11h 30mSWISS

Deal found 7/28

$186

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 8/22

1:30 pm-5:10 pm

Nonstop2h 40m

Belgrade Nikola Tesla

Fri 8/29

10:30 am-12:30 pm

Nonstop3h 00m

$123

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 11/21

11:45 am-11:15 pm

1 stop10h 30m

Belgrade Nikola Tesla

Thu 11/27

12:35 pm-5:00 pm

1 stop5h 25m

$228

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 8/27

6:55 am-4:25 pm

1 stop8h 30m

Belgrade Nikola Tesla

Tue 9/9

5:15 pm-10:40 pm

1 stop6h 25m

$231

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 12/5

1:50 pm-7:10 pm

1 stop4h 20m

Belgrade Nikola Tesla

Sun 12/7

1:25 pm-6:35 pm

1 stop6h 10m

$244

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 8/29

8:05 pm-8:35 am

1 stop11h 30m

Belgrade Nikola Tesla

Mon 9/8

7:55 pm-7:55 am

1 stop13h 00m

$246

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 9/20

6:00 am-5:55 pm

1 stop10h 55m

Belgrade Nikola Tesla

Sun 9/28

7:00 am-8:20 am

1 stop26h 20m

$248

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 8/8

1:30 pm-5:10 pm

Nonstop2h 40m

$69

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 9/12

3:05 pm-1:25 am

2 stops33h 20m

$115

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Thu 1/1

6:30 am-12:10 pm

1 stop4h 40m

$131

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 9/14

6:30 am-1:20 pm

1 stop5h 50m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 13 results

Best time to book a flight from Heathrow to Belgrade

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

Estimated round-trip 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 Belgrade

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

Booking 3 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Belgrade. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of $688). Flying from London Heathrow Airport to Belgrade in June is currently the most expensive (average of $1,172). 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 BEG?

It’s typically best to fly out from London Heathrow Airport to Belgrade in the morning. Doing so could potentially save you 12% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from London Heathrow Airport to Belgrade

The most flights from LHR to BEG are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from London Heathrow Airport to Belgrade?

Reviews of airlines servicing Belgrade

See what other customers who have flown with Aegean Airlines, KLM, and LOT from London Heathrow Airport to Belgrade have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines

8.2

Very good

779 reviews

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

KLM

7.8

Good

1,383 reviews

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

LOT

7.6

Good

1,105 reviews

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Austrian Airlines

7.6

Good

821 reviews

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

SWISS

7.5

Good

1,683 reviews

Aegean Airlines

8.2

Very good

779 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

What airport do you fly into for flights to Belgrade from London Heathrow?
Belgrade Nikola Tesla (BEG) is the airport you will fly into if you book a flight from London Heathrow to Belgrade. You should not have trouble finding flights to Nikola Tesla from London Heathrow; the airport handles an average of 1 inbound flight from London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Belgrade airport from London Heathrow. It is only a 7.1 mi journey from Nikola Tesla (BEG) to Belgrade’s city center.
What are the cheapest airlines flying from London Heathrow Airport to Belgrade round-trip?
According to our current data, Air Serbia ($123), KLM ($228), and Lufthansa ($231) offers the cheapest pricing from London Heathrow Airport to Belgrade. You may be able to fly from London Heathrow Airport to Belgrade for 44% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from London Heathrow Airport to Belgrade one-way?
$69 is the cheapest one-way deal found within the past few days, from Air Serbia. You may also be able to find cheap deals on KLM and LOT, with prices starting from $131 and $171, respectively.
What are the most reliable airlines from London Heathrow Airport to Belgrade?
Before booking your flight to Belgrade from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: GetJet Airlines (75%), Air Serbia (61%), Bulgaria Air( 50%).
What are the cheapest flights from London Heathrow Airport to Belgrade?
Looking at all options, your cheapest flight can be booked for $61. While the most popular route (London Heathrow - Belgrade Nikola Tesla) can be booked for $214 on average our data indicates $153 when flying from London Heathrow Airport to Belgrade.
Can I find deals for flights from Heathrow to Belgrade that include hotel bookings?
Yes. In addition to deals on Heathrow to Belgrade flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to Belgrade?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Belgrade.
Can I find deals for business class flights from Heathrow to Belgrade?
Yes. Cheapflights offers flight deals from Heathrow to Belgrade 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 Belgrade?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of $688). Flying from London Heathrow Airport to Belgrade in June is currently the most expensive (average of $1,172). 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

Other flights to Belgrade

Top 2 airlines flying from Heathrow to Belgrade

Airline	Cheapest	Average	Flexibility	On-time
Air Serbia	Cheapest$123	Average$289	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$204	Average$260	FlexibilityNo cancel fee	On-time76%

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$69+ Cheap flights from Heathrow (LHR) to Belgrade (BEG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from London Heathrow to Belgrade Nikola Tesla are usually found in March or May, booked 75 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Heathrow to Belgrade

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One-way from

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Cheapest in

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Good one-way deal

Find flight deals from Heathrow to Belgrade

Cheapest flights from Heathrow to BelgradeExplore the most affordable flight options available from Heathrow to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Heathrow to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Heathrow to Belgrade

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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Belgrade

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Belgrade. Price data was last updated on July 25, 2025.

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

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

Find hourly flight availability from Heathrow to Belgrade. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Weekly flight availability from London Heathrow Airport to Belgrade

Explore weekly flight availability from Heathrow to Belgrade. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2025.

How much does it cost to fly round-trip from London Heathrow Airport to Belgrade?

Reviews of airlines servicing Belgrade

See what other customers who have flown with Aegean Airlines, KLM, and LOT from London Heathrow Airport to Belgrade have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Belgrade. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Belgrade from London Heathrow?

What are the cheapest airlines flying from London Heathrow Airport to Belgrade round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Belgrade one-way?

What are the most reliable airlines from London Heathrow Airport to Belgrade?

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

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

How can I find direct flights from Heathrow to Belgrade?

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

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

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.

Other flights to Belgrade

Explore flights to Belgrade departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2025.

Top 2 airlines flying from Heathrow to Belgrade

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Cheapest flights from Heathrow to Belgrade
Explore the most affordable flight options available from Heathrow to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.