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Cheap flights from London Heathrow Airport to Belgrade from C$ 183

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Belgrade

Enter your travel dates to find the best prices.

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 23 July 2026.

Tue 8/1211:45 a.m.
LHR
-
BEG
1 stop10h 40m
KLM
Mon 14/126:05 a.m.
BEG
-
LHR
1 stop5h 40m
KLM
Deal found 19/7C$ 318
Sat 7/115:50 p.m.
LHR
-
BEG
1 stop4h 35m
KLM
Sat 14/116:05 a.m.
BEG
-
LHR
1 stop9h 20m
KLM
Deal found 19/7C$ 320
Sun 1/1111:45 a.m.
LHR
-
BEG
1 stop10h 25m
KLM
Sat 7/116:05 a.m.
BEG
-
LHR
1 stop5h 20m
KLM
Deal found 21/7C$ 326
Tue 1/94:25 p.m.
LHR
-
BEG
1 stop4h 40m
Lufthansa
Wed 16/91:05 p.m.
BEG
-
LHR
1 stop6h 20m
Lufthansa
Deal found 20/7C$ 334
Mon 21/98:55 p.m.
LHR
-
BEG
1 stop14h 00m
KLM
Fri 25/96:15 a.m.
BEG
-
LHR
1 stop12h 20m
KLM
Deal found 20/7C$ 337
Tue 1/99:55 a.m.
LHR
-
BEG
1 stop12h 00m
KLM
Tue 15/912:35 p.m.
BEG
-
LHR
1 stop6h 00m
KLM
Deal found 20/7C$ 342
Sun 1/1111:45 a.m.
LHR
-
BEG
1 stop10h 25m
KLM
Fri 6/1112:35 p.m.
BEG
-
LHR
1 stop7h 40m
KLM
Deal found 21/7C$ 348
Thu 3/99:55 a.m.
LHR
-
BEG
1 stop12h 00m
KLM
Tue 15/912:35 p.m.
BEG
-
LHR
1 stop6h 00m
KLM
Deal found 20/7C$ 355
Tue 1/96:55 a.m.
LHR
-
BEG
1 stop4h 35m
Lufthansa
Thu 17/91:10 p.m.
BEG
-
LHR
1 stop6h 15m
Lufthansa
Deal found 20/7C$ 362
Tue 18/86:55 a.m.
LHR
-
BEG
1 stop4h 35m
Lufthansa
Fri 21/85:10 p.m.
BEG
-
LHR
1 stop4h 35m
Lufthansa
Deal found 21/7C$ 364
Sun 16/86:30 a.m.
LHR
-
BEG
1 stop5h 15m
Lufthansa
Wed 19/85:15 p.m.
BEG
-
LHR
1 stop6h 25m
Lufthansa
Deal found 21/7C$ 388
Fri 18/1211:45 a.m.
LHR
-
BEG
1 stop10h 40m
KLM
Tue 22/1212:35 p.m.
BEG
-
LHR
1 stop7h 40m
KLM
Deal found 20/7C$ 392

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 23 July 2026.

Round-trip from

C$ 318

One-way from

C$ 183

Popular in

December

Cheapest in

July

Average price

C$ 175
KLM
  • KLM
  • 8/12-14/12
  • 2 total stops
  • 16h 20m total
  • London to Belgrade
Search Deals
KLM
  • KLM
  • 19/11
  • 1 total stop
  • 5h 20m total
  • London to Belgrade
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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 629,999 searches. Data last updated 23 July 2026.
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

Cheapest round-trip

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 1/11

11:45 a.m.-11:10 p.m.

1 stop10h 25m

Belgrade Nikola Tesla

Fri 6/11

12:35 p.m.-7:15 p.m.

1 stop7h 40m

C$ 348

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 25/10

7:40 a.m.-12:45 p.m.

1 stop4h 05m

Belgrade Nikola Tesla

Sat 31/10

1:30 p.m.-9:00 p.m.

1 stop8h 30m

C$ 392
Quickest round-trip

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 14/10

1:30 p.m.-5:15 p.m.

Nonstop2h 45m

Belgrade Nikola Tesla

Thu 15/10

10:25 a.m.-12:30 p.m.

Nonstop3h 05m

C$ 395

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 7/9

8:05 p.m.-8:30 a.m.

1 stop11h 25m

Belgrade Nikola Tesla

Wed 16/9

2:40 p.m.-9:30 p.m.

2 stops7h 50m

C$ 421

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 19/8

6:00 a.m.-1:55 p.m.

1 stop6h 55m

Belgrade Nikola Tesla

Wed 26/8

8:00 p.m.-8:15 a.m.

2 stops13h 15m

C$ 431

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 3/8

10:50 a.m.-4:30 p.m.

1 stop4h 40m

Belgrade Nikola Tesla

Fri 7/8

1:05 p.m.-6:25 p.m.

1 stop6h 20m

C$ 458

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 25/10

6:00 a.m.-1:45 p.m.

1 stop6h 45m

Belgrade Nikola Tesla

Sat 31/10

9:40 a.m.-9:25 p.m.

2 stops12h 45m

C$ 513

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 14/8

8:05 p.m.-7:15 p.m.

1 stop22h 10m

Belgrade Nikola Tesla

Mon 17/8

8:00 p.m.-8:15 a.m.

2 stops13h 15m

C$ 514

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 9/10

6:00 a.m.-1:55 p.m.

1 stop6h 55m

Belgrade Nikola Tesla

Wed 14/10

8:00 p.m.-8:15 a.m.

2 stops13h 15m

C$ 516

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 31/8

8:55 a.m.-7:15 p.m.

2 stops9h 20m

Belgrade Nikola Tesla

Mon 7/9

8:00 p.m.-8:15 a.m.

2 stops13h 15m

C$ 520

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/7

Showing 1-10 of 21 resultsSorted by cheapest first
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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?

Booking 2 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, July is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of C$ 175). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 552). 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 23 July 2026.

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.

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

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 0 inbound flights 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 45m. 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.

  • 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, July is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of C$ 175). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 552). 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

Travelling to a place near Belgrade?

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

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

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.

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

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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