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Cheap flights from London Heathrow Airport to Belgrade from C$ 150

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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 Monday or Tuesday and return on a Monday

Cheap 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 11 September 2025.

Round-trip from

C$ 277

One-way from

C$ 150

Popular in

December

Cheapest in

July

Average price

C$ 321

Good one-way deal

C$ 96 or less
Air Serbia
  • Air Serbia
  • 21/1-25/1
  • Nonstop
  • 5h 40m total
  • London to Belgrade
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Air Serbia
  • Air Serbia
  • 26/11
  • Nonstop
  • 2h 40m total
  • London to Belgrade
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Highest demand for flights based on searches. 12% potential increase in price (C$ 56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 11 September 2025.

Thu 20/111:20 p.m.LHR - BEG
Nonstop2h 40mAir Serbia
Sat 22/1110:20 a.m.BEG - LHR
Nonstop3h 00mAir Serbia
Deal found 10/9C$ 277
Tue 9/121:20 p.m.LHR - BEG
Nonstop2h 40mAir Serbia
Sat 13/1210:20 a.m.BEG - LHR
Nonstop3h 00mAir Serbia
Deal found 11/9C$ 279
Sun 26/108:45 a.m.LHR - BEG
1 stop7h 20mLufthansa
Sat 8/111:30 p.m.BEG - LHR
1 stop4h 35mLufthansa
Deal found 11/9C$ 309
Fri 14/1111:10 a.m.LHR - BEG
1 stop4h 55mLufthansa
Tue 18/115:50 p.m.BEG - LHR
1 stop6h 05mLufthansa
Deal found 10/9C$ 310
Sun 5/1010:25 a.m.LHR - BEG
1 stop6h 30mMultiple Airlines
Wed 8/105:10 p.m.BEG - LHR
1 stop6h 30mMultiple Airlines
Deal found 10/9C$ 328
Thu 20/113:45 p.m.LHR - BEG
1 stop6h 40mKLM
Sat 22/1112:35 p.m.BEG - LHR
1 stop9h 15mKLM
Deal found 10/9C$ 333
Thu 27/117:40 a.m.LHR - BEG
1 stop4h 05mLufthansa
Sun 30/111:30 p.m.BEG - LHR
1 stop4h 35mLufthansa
Deal found 11/9C$ 335
Tue 7/106:55 a.m.LHR - BEG
1 stop4h 20mLufthansa
Fri 10/101:00 p.m.BEG - LHR
1 stop6h 25mLufthansa
Deal found 10/9C$ 338
Mon 29/95:10 p.m.LHR - BEG
1 stop4h 45mKLM
Thu 9/1012:35 p.m.BEG - LHR
1 stop6h 00mKLM
Deal found 11/9C$ 342
Mon 20/101:30 p.m.LHR - BEG
Nonstop2h 40mAir Serbia
Sat 25/1010:30 a.m.BEG - LHR
Nonstop3h 00mAir Serbia
Deal found 10/9C$ 344
Fri 3/107:30 p.m.LHR - BEG
1 stop13h 55mAustrian Airlines
Sun 5/106:30 p.m.BEG - LHR
1 stop15h 30mAustrian Airlines
Deal found 11/9C$ 345
Sun 5/1010:25 a.m.LHR - BEG
1 stop6h 30mAustrian Airlines
Thu 9/107:00 a.m.BEG - LHR
1 stop8h 20mAustrian Airlines
Deal found 10/9C$ 346

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 629,999 searches. Data last updated 11 September 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

Wed 21/1

1:20 p.m.-5:00 p.m.

Nonstop2h 40m

Belgrade Nikola Tesla

Sun 25/1

10:20 a.m.-12:20 p.m.

Nonstop3h 00m

C$ 277

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Thu 20/11

1:20 p.m.-5:00 p.m.

Nonstop2h 40m

Belgrade Nikola Tesla

Sat 22/11

10:20 a.m.-12:20 p.m.

Nonstop3h 00m

C$ 277

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 7/3

1:20 p.m.-5:00 p.m.

Nonstop2h 40m

Belgrade Nikola Tesla

Wed 11/3

10:20 a.m.-12:20 p.m.

Nonstop3h 00m

C$ 277

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 23/1

1:20 p.m.-5:00 p.m.

Nonstop2h 40m

Belgrade Nikola Tesla

Sun 25/1

10:20 a.m.-12:20 p.m.

Nonstop3h 00m

C$ 279

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 26/10

8:45 a.m.-5:05 p.m.

1 stop7h 20m

Belgrade Nikola Tesla

Sat 8/11

1:30 p.m.-5:05 p.m.

1 stop4h 35m

C$ 309

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 26/10

8:45 a.m.-5:05 p.m.

1 stop7h 20m

Belgrade Nikola Tesla

Fri 7/11

1:30 p.m.-5:05 p.m.

1 stop4h 35m

C$ 309

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 15/11

1:20 p.m.-5:00 p.m.

Nonstop2h 40m

Belgrade Nikola Tesla

Sun 16/11

10:20 a.m.-12:20 p.m.

Nonstop3h 00m

C$ 309

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 14/11

11:10 a.m.-5:05 p.m.

1 stop4h 55m

Belgrade Nikola Tesla

Mon 17/11

5:50 p.m.-10:55 p.m.

1 stop6h 05m

C$ 310

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 17/10

6:55 a.m.-12:15 p.m.

1 stop4h 20m

Belgrade Nikola Tesla

Mon 20/10

5:10 p.m.-10:40 p.m.

1 stop6h 30m

C$ 310

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 15/11

6:35 a.m.-12:45 p.m.

1 stop5h 10m

Belgrade Nikola Tesla

Tue 18/11

1:30 p.m.-5:05 p.m.

1 stop4h 35m

C$ 310

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 20 results
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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 29 August 2025.

Booking 75 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of C$ 819). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 1,125). 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 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Belgrade as you normally would.

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?

    Most people fly into Belgrade Nikola Tesla (BEG) if they book a flight to Belgrade from London Heathrow. On average, Nikola Tesla has 1 inbound flight from London Heathrow per day from 0 airlines. Belgrade Nikola Tesla is conveniently located just 11.4 km from Belgrade’s city centre.

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

    Departing from London Heathrow Airport to Belgrade will take you 2h 40m. London Heathrow Airport and Belgrade are separated by a distance of 1699 km. Both multi-stop and direct flights can be found to your destination and back.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Belgrade consider choosing Air Serbia (33%), GetJet Airlines (0%) or Bulgaria Air (0%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from London Heathrow Airport to Belgrade? While on average our users pay C$ 168, our data indicates the cheapest price to be C$ 96. The most popular route (London Heathrow - Belgrade Nikola Tesla), is priced around C$ 464.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of C$ 819). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 1,125). 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

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Need flexible booking options for your flight to Belgrade from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Yes! Start tracking prices for Heathrow to Belgrade flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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