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Cheap flights from London Heathrow Airport to Belgrade from C$ 194

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Belgrade Nikola Tesla are usually found in July or August, booked 78 days in advance, depart on a Tuesday or Monday and return on a Monday

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 12 March 2026.

Tue 5/56:30 a.m.
LHR
-
BEG
1 stop9h 05m
LOT
Sat 9/52:00 p.m.
BEG
-
LHR
1 stop9h 00m
LOT
Deal found 11/3C$ 280
Tue 9/66:55 a.m.
LHR
-
BEG
1 stop4h 35m
Lufthansa
Wed 17/61:05 p.m.
BEG
-
LHR
1 stop6h 20m
Lufthansa
Deal found 10/3C$ 301
Wed 22/49:00 a.m.
LHR
-
BEG
1 stop6h 30m
Lufthansa
Mon 27/41:05 p.m.
BEG
-
LHR
1 stop5h 00m
Lufthansa
Deal found 9/3C$ 303
Wed 5/86:55 a.m.
LHR
-
BEG
1 stop4h 25m
Lufthansa
Mon 10/85:15 p.m.
BEG
-
LHR
1 stop6h 25m
Lufthansa
Deal found 8/3C$ 314
Tue 16/66:55 a.m.
LHR
-
BEG
1 stop4h 35m
Lufthansa
Sat 18/71:05 p.m.
BEG
-
LHR
1 stop6h 20m
Lufthansa
Deal found 10/3C$ 318
Thu 11/64:25 p.m.
LHR
-
BEG
1 stop4h 40m
Lufthansa
Wed 17/61:05 p.m.
BEG
-
LHR
1 stop6h 20m
Lufthansa
Deal found 10/3C$ 329
Thu 18/66:00 a.m.
LHR
-
BEG
1 stop10h 45m
Austrian Airlines
Thu 16/711:05 a.m.
BEG
-
LHR
1 stop11h 35m
Austrian Airlines
Deal found 10/3C$ 330
Thu 6/86:00 a.m.
LHR
-
BEG
1 stop10h 45m
Austrian Airlines
Thu 13/86:30 p.m.
BEG
-
LHR
1 stop4h 10m
Austrian Airlines
Deal found 8/3C$ 331
Wed 5/86:55 a.m.
LHR
-
BEG
1 stop4h 25m
Lufthansa
Tue 11/82:00 p.m.
BEG
-
LHR
1 stop4h 40m
Lufthansa
Deal found 8/3C$ 342
Tue 4/86:55 a.m.
LHR
-
BEG
1 stop4h 35m
Lufthansa
Thu 13/81:10 p.m.
BEG
-
LHR
1 stop6h 15m
Lufthansa
Deal found 8/3C$ 346
Fri 8/55:10 p.m.
LHR
-
BEG
1 stop4h 45m
KLM
Sun 10/56:15 a.m.
BEG
-
LHR
1 stop5h 30m
KLM
Deal found 9/3C$ 348
Sat 6/66:55 a.m.
LHR
-
BEG
1 stop4h 25m
Lufthansa
Sun 14/65:10 p.m.
BEG
-
LHR
1 stop4h 35m
Lufthansa
Deal found 7/3C$ 353

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 12 March 2026.

Round-trip from

C$ 280

One-way from

C$ 194

Popular in

December

Cheapest in

July

Average price

C$ 358
LOT
  • LOT
  • 5/5-9/5
  • 2 total stops
  • 18h 05m total
  • London to Belgrade
Search Deals
Air Serbia
  • Air Serbia
  • 5/4
  • Nonstop
  • 2h 45m total
  • London to Belgrade
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 12 March 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

Sat 6/6

6:55 a.m.-12:20 p.m.

1 stop4h 25m

Belgrade Nikola Tesla

Sun 14/6

5:10 p.m.-8:45 p.m.

1 stop4h 35m

C$ 353

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 1/5

7:30 p.m.-10:25 a.m.

1 stop13h 55m

Belgrade Nikola Tesla

Wed 6/5

11:05 a.m.-9:40 p.m.

1 stop11h 35m

C$ 357
Quickest round-trip

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 11/5

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

Nonstop2h 45m

Belgrade Nikola Tesla

Thu 14/5

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

Nonstop3h 05m

C$ 368

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 19/4

7:25 p.m.-11:10 p.m.

Nonstop2h 45m

Belgrade Nikola Tesla

Sat 25/4

5:00 p.m.-7:05 p.m.

Nonstop3h 05m

C$ 388

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 30/5

6:40 p.m.-7:15 p.m.

1 stop23h 35m

Belgrade Nikola Tesla

Wed 3/6

9:15 a.m.-9:30 p.m.

2 stops13h 15m

C$ 390

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Tue 5/5

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

1 stop6h 55m

Belgrade Nikola Tesla

Sat 9/5

9:15 a.m.-4:35 p.m.

2 stops8h 20m

C$ 406

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 20/4

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

Nonstop2h 45m

Belgrade Nikola Tesla

Thu 23/4

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

Nonstop3h 05m

C$ 439

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Tue 21/4

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

2 stops9h 20m

Belgrade Nikola Tesla

Tue 28/4

9:15 a.m.-9:30 p.m.

2 stops13h 15m

C$ 443

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sat 28/3

8:05 p.m.-7:30 a.m.

1 stop10h 25m

Belgrade Nikola Tesla

Thu 9/4

2:40 p.m.-7:20 p.m.

1 stop5h 40m

C$ 468

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 24/4

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

Nonstop2h 45m

Belgrade Nikola Tesla

Sun 26/4

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

Nonstop3h 05m

C$ 468

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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 6 March 2026.

Booking 78 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 C$ 129). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 312). 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 12 March 2026.

One of the essential ways to save on airfare from London Heathrow Airport to Belgrade is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 69% on airfare.

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, August is the cheapest month in which you can book a flight from London Heathrow Airport to Belgrade (average of C$ 129). Flying from London Heathrow Airport to Belgrade in December is currently the most expensive (average of C$ 312). 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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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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