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$111+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Belgrade Nikola Tesla are usually found in July or August, booked 75 days in advance, depart on a Friday or Tuesday and return on a Monday

Cheap 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 December 18, 2025.

This oojo deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:20 pmLHR - BEG
1 stop17h 55mLOT
Wed 12/245:15 pmBEG - LHR
1 stop17h 20mLOT
Deal found 12/17$337
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:20 pmLHR - BEG
1 stop17h 55mLOT
Thu 12/251:55 pmBEG - LHR
1 stop20h 40mLOT
Deal found 12/17$342
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:05 amLHR - BEG
1 stop7h 35mMultiple Airlines
Mon 12/291:30 pmBEG - LHR
1 stop10h 25mMultiple Airlines
Deal found 12/17$343
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:30 pmLHR - BEG
1 stop20h 15mMultiple Airlines
Fri 1/96:25 pmBEG - LHR
1 stop4h 15mMultiple Airlines
Deal found 12/17$361
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:20 pmLHR - BEG
1 stop17h 55mLOT
Tue 12/235:15 pmBEG - LHR
1 stop17h 20mLOT
Deal found 12/17$369
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:30 amLHR - BEG
1 stop5h 45mLOT
Thu 12/255:10 pmBEG - LHR
1 stop5h 50mLOT
Deal found 12/17$376
This Lufthansa deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:05 amLHR - BEG
1 stop7h 35mMultiple Airlines
Sun 12/282:35 pmBEG - LHR
1 stop8h 05mMultiple Airlines
Deal found 12/17$380
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:30 amLHR - BEG
1 stop5h 45mLOT
Wed 12/245:15 pmBEG - LHR
1 stop5h 45mLOT
Deal found 12/17$383
This KLM deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:40 amLHR - BEG
1 stop13h 45mKLM
Wed 1/76:05 amBEG - LHR
1 stop11h 00mKLM
Deal found 12/16$386
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:30 amLHR - BEG
1 stop5h 45mLOT
Wed 12/241:55 pmBEG - LHR
1 stop9h 05mLOT
Deal found 12/17$395
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:20 pmLHR - BEG
1 stop17h 55mLOT
Mon 12/291:55 pmBEG - LHR
1 stop20h 40mLOT
Deal found 12/17$396

Find flight deals from Heathrow to Belgrade

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Belgrade (BEG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$220
(Kiwi.com)

One-way from

$111
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$401

Good round-trip deal

$351 or less

Good one-way deal

$155 or less
Provider with most accurate pricing for London Heathrow-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Belgrade Nikola Tesla flights.
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From London Heathrow to Belgrade Nikola Tesla
Search Deals
One-way flight from London Heathrow to Belgrade Nikola Tesla
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Belgrade Nikola Tesla.
Search Deals
Price to beat on a one-way flight from London Heathrow to Belgrade Nikola Tesla.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Belgrade that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Belgrade that are best for you.

Fly from

Heathrow

Fly to

Belgrade

Route

Depart

Return

Price

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Tue 1/6

7:40 am-12:45 pm

1 stop4h 05m

Belgrade Nikola Tesla

Tue 1/13

1:30 pm-6:35 pm

1 stop6h 05m

$221

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 1/9

7:40 am-12:45 pm

1 stop4h 05m

Belgrade Nikola Tesla

Fri 1/16

1:30 pm-5:05 pm

1 stop4h 35m

$221

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Tue 1/6

7:40 am-12:45 pm

1 stop4h 05m

Belgrade Nikola Tesla

Wed 1/14

1:30 pm-5:05 pm

1 stop4h 35m

$221

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Thu 1/8

6:35 am-12:45 pm

1 stop5h 10m

Belgrade Nikola Tesla

Fri 1/16

1:30 pm-6:35 pm

1 stop6h 05m

$221

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 1/23

8:25 pm-11:55 am

1 stop14h 30m

Belgrade Nikola Tesla

Mon 1/26

12:35 pm-5:00 pm

1 stop5h 25m

$225

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Tue 1/6

7:25 pm-10:30 am

1 stop14h 05m

Belgrade Nikola Tesla

Mon 1/12

6:50 am-6:40 pm

1 stop12h 50m

$244

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 1/7

7:25 pm-10:30 am

1 stop14h 05m

Belgrade Nikola Tesla

Mon 1/12

6:50 am-6:40 pm

1 stop12h 50m

$245

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 2/1

1:20 pm-5:05 pm

Nonstop2h 45m

Belgrade Nikola Tesla

Fri 2/6

10:15 am-12:20 pm

Nonstop3h 05m

$254

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 2/22

6:00 am-1:45 pm

1 stop6h 45m

Belgrade Nikola Tesla

Wed 2/25

9:40 am-4:40 pm

2 stops8h 00m

$282

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 1/11

7:00 am-7:10 pm

2 stops11h 10m

Belgrade Nikola Tesla

Thu 1/15

2:35 pm-7:15 pm

1 stop5h 40m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Heathrow to Belgrade

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Belgrade in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Belgrade flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on London Heathrow Airport-Belgrade flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Belgrade flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Belgrade flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Belgrade flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Belgrade. Price data was last updated on December 12, 2025.

Booking 16 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of $95). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of $234). 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?

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 December 18, 2025.

It’s typically best to fly out from London Heathrow Airport to Belgrade in the morning. Doing so could potentially save you 41% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Belgrade

Get insights into the airlines that provide service to Belgrade. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgrade. Reviews last updated December 18, 2025.
See what other customers who have flown with Air Serbia 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.
Air Serbia
6.2
Okay
210 reviews

Overall

6.2

Boarding

6.2

Crew

7.2

Comfort

6.5

Food

5.7

Entertainment

5.6

Reviews

1 / 14
4.0
Okay

Anonymous,Sep 2023

LJU - BEG

4 hour delay No comfortable seats to sit on Sandwich,chips and water given at midnight
Air Serbia
6.2
Okay
210 reviews
Air Serbia
6.2
Okay
210 reviews

Overall

6.2

Boarding

6.2

Crew

7.2

Comfort

6.5

Food

5.7

Entertainment

5.6

Reviews

1 / 14
4.0
Okay

Anonymous,Sep 2023

LJU - BEG

4 hour delay No comfortable seats to sit on Sandwich,chips and water given at midnight

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?

    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 1 airline has 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.

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

    For as low as $221, Lufthansa can have you in Belgrade from London Heathrow Airport in 4h 05m. Airlines will cover a distance of 1056 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Air Serbia ($88), offers the cheapest pricing from London Heathrow Airport to Belgrade. You may be able to fly from London Heathrow Airport to Belgrade for 61% less than the average price by searching for this airline.

  • 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: airBaltic (75%), Air Serbia (39%), Bulgaria Air( 0%).

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

    Looking at all options, your cheapest flight can be booked for $130. While the most popular route (London Heathrow - Belgrade Nikola Tesla) can be booked for $220 on average, our data indicates $391 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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of $95). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of $234). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Heathrow to Belgrade

Discover the top airline that operate flights from Heathrow to Belgrade. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest$109Average$262FlexibilityNo cancel feeOn-timeN/A

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