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Cheap flights from Serbia to London Heathrow Airport from £42

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — LHR
31 Aug — 7 Sep1
1 adult

Cheap flight deals from Serbia to Heathrow

Keep the following information in mind while searching for Serbia to Heathrow flight deals. Data was last updated 26 August 2025.

Round-trip from

£122

One-way from

£42

Popular in

March

Cheapest in

February

Average price

£120

Good round-trip deal

£42 or less

Good one-way deal

£42 or less
Air Serbia
  • Air Serbia
  • 24/11-12/12
  • Nonstop
  • 5h 40m total
  • Serbia to London
Search Deals
Air Serbia
  • Air Serbia
  • 31/8
  • Nonstop
  • 3h 00m total
  • Serbia to London
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£8 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Serbia to London Heathrow.
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Price to beat on a one-way flight from Serbia to London Heathrow.
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Find flight deals from Serbia to Heathrow

Cheapest flights from Serbia to Heathrow
Explore the most affordable flight options available from Serbia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Wed 27/810:30BEG - LHR
Nonstop3h 00mAir Serbia
Thu 28/813:30LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 26/8£96
Mon 24/1110:20BEG - LHR
Nonstop3h 00mAir Serbia
Fri 12/1213:20LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 24/8£122
Sun 23/1110:20BEG - LHR
Nonstop3h 00mAir Serbia
Thu 27/1113:20LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 24/8£133
Tue 18/1110:20BEG - LHR
Nonstop3h 00mAir Serbia
Thu 11/1213:20LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 24/8£136
Thu 6/1110:20BEG - LHR
Nonstop3h 00mAir Serbia
Wed 12/1113:20LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 26/8£141
Thu 6/1113:55BEG - LHR
1 stop9h 05mLOT
Sat 6/1206:30LHR - BEG
1 stop9h 05mLOT
Deal found 26/8£142
Wed 8/1017:15BEG - LHR
1 stop5h 45mLOT
Wed 15/1006:30LHR - BEG
1 stop5h 50mLOT
Deal found 24/8£143
Thu 25/917:15BEG - LHR
1 stop17h 05mLOT
Mon 29/906:30LHR - BEG
1 stop5h 50mLOT
Deal found 26/8£145
Thu 6/1110:20BEG - LHR
Nonstop3h 00mAir Serbia
Sat 6/1213:20LHR - BEG
Nonstop2h 40mAir Serbia
Deal found 26/8£147
Sun 23/1113:55BEG - LHR
1 stop9h 05mLOT
Thu 27/1118:20LHR - BEG
1 stop17h 55mLOT
Deal found 24/8£148
Thu 20/1113:55BEG - LHR
1 stop9h 05mLOT
Mon 24/1106:30LHR - BEG
1 stop9h 05mLOT
Deal found 26/8£149

Cheapflights Fare Finder

 
Customise your flight search to find flights from Serbia to Heathrow 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 858,174 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Serbia to London Heathrow Airport that are best for you.

Fly from

Serbia

Fly to

Heathrow

Route

Depart

Return

Price

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sat 11/10

17:05-19:05

Nonstop3h 00m

London Heathrow

Sun 19/10

19:25-23:05

Nonstop2h 40m

£122

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 24/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Thu 11/12

13:20-17:00

Nonstop2h 40m

£122

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 24/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Fri 12/12

13:20-17:00

Nonstop2h 40m

£122

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 23/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Thu 27/11

13:20-17:00

Nonstop2h 40m

£133

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 19/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Fri 12/12

13:20-17:00

Nonstop2h 40m

£136

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 23/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Thu 11/12

13:20-17:00

Nonstop2h 40m

£136

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sat 22/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Thu 11/12

13:20-17:00

Nonstop2h 40m

£136

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 20/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Fri 12/12

13:20-17:00

Nonstop2h 40m

£136

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 24/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Sun 14/12

13:20-17:00

Nonstop2h 40m

£136

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 23/11

10:20-12:20

Nonstop3h 00m

London Heathrow

Fri 12/12

13:20-17:00

Nonstop2h 40m

£136

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 15 results
1
2

Best time to book a flight from Serbia to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Serbia to London Heathrow Airport (average of £112). Flying from Serbia to London Heathrow Airport in August is currently the most expensive (average of £164). 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 RS to LHR?

Find hourly flight availability from Serbia to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

It’s typically best to fly out from Serbia to London Heathrow Airport at midday. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Serbia to London Heathrow Airport

Explore weekly flight availability from Serbia to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 August 2025.

The most flights from RS0 to LHR are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 26 August 2025.
Read reviews from past customers who have flown with Air Serbia from Serbia to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Serbia
6.3
Okay
198 reviews
Check prices

Entertainment

5.6

Overall

6.3

Food

5.8

Crew

7.2

Boarding

6.3

Comfort

6.5

Reviews

1 / 14
4.0
Okay

Anonymous,Sept 2023

LJU - BEG

4 hour delay No comfortable seats to sit on Sandwich,chips and water given at midnight
Air Serbia
6.3
Okay
198 reviews
Air Serbia
6.3
Okay
198 reviews
Check prices

Entertainment

5.6

Overall

6.3

Food

5.8

Crew

7.2

Boarding

6.3

Comfort

6.5

Reviews

1 / 14
4.0
Okay

Anonymous,Sept 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 Serbia to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Serbia to London Heathrow Airport will take you 3h. The distance from Serbia to London Heathrow Airport is about 1056 mi. All flights are typically direct.

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

    No one likes to see their flight delayed. When booking a flight from Serbia to London Heathrow Airport consider choosing GetJet Airlines (100%), Bulgaria Air (100%) or JetBlue (86%) as they are the most reliable in getting you off to your destination on time.

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

    The cheapest flight price from Serbia to London Heathrow Airport is £41. On average you can expect to pay £42. The most popular route, (Belgrade Nikola Tesla - London Heathrow), can usually be booked for £152.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Serbia to London Heathrow Airport (average of £112). Flying from Serbia to London Heathrow Airport in August is currently the most expensive (average of £164). 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?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Folkestone
Ipswich
Chichester
Winchester
Eastbourne
Swindon
Dartford

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Alternative routes for Serbia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Lyon to Heathrow flights
Marseille to Gatwick flights
Malpensa to London City flights
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Malpensa to Heathrow flights
Lyon to Stansted flights
Malpensa to Gatwick flights
Malpensa to Luton flights
Vienna to Luton flights
Barcelona-El Prat to Gatwick flights
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Top airline flying from Serbia to Heathrow

Discover the top airline that operate flights from Serbia to Heathrow. 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 858,174 searches. Data last updated 26 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£92Average£178FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Serbia to Heathrow?

When you search for this flight from Serbia to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Heathrow from Serbia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Serbia to Heathrow flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Serbia to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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