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Cheap flights from Belgrade to London Heathrow Airport from £69

BEG — LHR
20 Oct — 27 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belgrade to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Belgrade to Heathrow

Mon 19/1017:15 -
1 stop17h 05m
Mon 26/1006:30 -
1 stop9h 05m
Deal found 17/9£125
Tue 20/1014:00 -
1 stop20h 20m
Mon 26/1006:30 -
1 stop9h 05m
Deal found 17/9£128
Tue 3/1113:55 -
1 stop20h 40m
Tue 10/1118:20 -
1 stop17h 55m
Deal found 19/9£135
Thu 5/1105:45 -
1 stop10h 20m
Sat 7/1109:55 -
1 stop14h 15m
Deal found 16/9£137
Sat 17/1017:15 -
1 stop5h 45m
Sat 24/1006:30 -
1 stop9h 05m
Deal found 19/9£145
Sat 10/1017:15 -
1 stop17h 05m
Mon 12/1018:10 -
1 stop18h 10m
Deal found 19/9£148
Mon 19/1017:15 -
1 stop24h 55m
Sat 24/1006:30 -
1 stop9h 05m
Deal found 19/9£154
Thu 8/1017:15 -
1 stop5h 45m
Mon 12/1018:10 -
1 stop18h 10m
Deal found 19/9£155
Tue 24/1112:35 -
1 stop5h 25m
Sat 28/1111:15 -
1 stop11h 10m
Deal found 15/9£158
Tue 10/1113:55 -
1 stop9h 05m
Fri 13/1106:30 -
1 stop5h 45m
Deal found 16/9£159

Find flight deals from Belgrade to Heathrow

Round-trip from

£125

One-way from

£69

Popular in

July

Cheapest in

October

Average price

£206

Good one-way deal

£269 or less
LOT
  • LOT
  • 19/10-26/10
  • 2 total stops
  • 26h 10m total
  • Belgrade to London
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20/10-31/12
  • 20/10-31/12
  • 1 total stop
  • 26h 15m total
  • Belgrade to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£80 potential increase over avg. return price).
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Cheapest flight prices on average. 11% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Belgrade Nikola Tesla to London Heathrow.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Sun 18/10

18:50-09:10

1 stop15h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£75

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Fri 13/11

12:35-20:50

1 stop9h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£78

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Tue 15/12

12:35-19:15

1 stop7h 40m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£79

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Wed 16/12

12:35-17:00

1 stop5h 25m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£79

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Fri 25/12

06:05-16:05

1 stop11h 00m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£79

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Wed 30/9

18:50-09:10

1 stop15h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£87

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Thu 24/12

06:05-17:00

1 stop11h 55m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£93
Fastest return journey

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Wed 21/10

10:25-12:30

Nonstop3h 05m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£96

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Sat 3/10

17:15-22:00

1 stop5h 45m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£123

BelgradeLondon

BEG Belgrade Nikola Tesla - LHR London Heathrow

BEGLHR

Belgrade Nikola Tesla

Mon 26/10

20:25-22:40

3 stops27h 15m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£125

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Belgrade to Heathrow

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

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Belgrade to London Heathrow Airport (average of £181). Flying from Belgrade to London Heathrow Airport in July is currently the most expensive (average of £598). 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 BEG to LHR?

When flying from Belgrade to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Belgrade to London Heathrow Airport?

Airfare is below average for this route at the moment.

Belgrade to London Heathrow Airport flights typically cost between £170 and £222 in October.
The cheapest return price found within the last 5 days was £125 on LOT (19 Oct–26 Oct).

Reviews of airlines servicing Heathrow

See what other customers who have flown with Air Serbia from Belgrade to London Heathrow Airport 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
6.1
Okay
238 reviews
Check prices

Crew

7.2

Boarding

6.1

Overall

6.1

Comfort

6.4

Entertainment

5.4

Food

5.6

Reviews

1 / 16
2.0
Mediocre

Maksym,May 2026

BEG - SPU

Rude service. Moved last minute from an assigned seat in row 4 to 21, crew told me is all the same. Yet they charge way more for front rows. Chaotic boarding. Avoid flying this airline. Ryanair or WizzAir looks better for far less.
Air Serbia
6.1
Okay
238 reviews
Air Serbia
6.1
Okay
238 reviews
Check prices

Crew

7.2

Boarding

6.1

Overall

6.1

Comfort

6.4

Entertainment

5.4

Food

5.6

Reviews

1 / 16
2.0
Mediocre

Maksym,May 2026

BEG - SPU

Rude service. Moved last minute from an assigned seat in row 4 to 21, crew told me is all the same. Yet they charge way more for front rows. Chaotic boarding. Avoid flying this airline. Ryanair or WizzAir looks better for far less.

Related info for your journey

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

    Located just 7.1 mi from the city center, Belgrade Nikola Tesla is the airport most travelers will use when flying to London Heathrow from Belgrade. Booking flights from Nikola Tesla (BEG) to London Heathrow should be relatively easy as there is 1 daily outbound flight to London Heathrow from 1 airline.

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

    For as low as £205, SWISS can have you in London Heathrow Airport from Belgrade in 3h 10m. There are 1056 mi between Belgrade and London Heathrow Airport. This flight may include one or multiple stops.

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

    According to our current data, Air Serbia (£122), offers the cheapest pricing from Belgrade to London Heathrow Airport. Air Serbia is priced at 56% lower than the current average price of a flight leaving 3 months from now.

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

    £67 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 LOT and Lufthansa, with prices starting from £114 and £147, respectively.

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

    Before booking your flight to London Heathrow Airport from Belgrade, check out the most reliable airlines to get you to your destination on time: JetBlue (71%), Air Serbia (59%), airBaltic( 47%).

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

    Looking at all options, your cheapest flight can be booked for £156. While the most popular route (Belgrade Nikola Tesla - London Heathrow) can be booked for £152 on average, our data indicates £271 when flying from Belgrade to London Heathrow Airport.

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

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

  • How can I find direct flights from Belgrade to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Belgrade to Heathrow 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 Belgrade to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Belgrade to London Heathrow Airport (average of £181). Flying from Belgrade to London Heathrow Airport in July is currently the most expensive (average of £598). 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 London Heathrow Airport?

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Gatwick
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Hayes
Croydon
Northampton
Colchester
Eastbourne
Enfield
Brentford
Southend-on-Sea
Barnet
Southall
Watford
Stratford-upon-Avon
Kingston upon Thames

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Top airline flying from Belgrade to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£122Average£199FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Belgrade today and book when prices fit your budget.

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