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Cheap flights from London Heathrow Airport to Serbia from £81

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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
27 Jan — 3 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Serbia

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Serbia
Explore the most affordable flight options available from Heathrow to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 December 2025.

Tue 30/1210:25LHR - BEG
1 stop25h 50mLOT
Wed 31/1217:15BEG - LHR
1 stop17h 20mLOT
Deal found 27/12£250
Sat 27/1218:20LHR - BEG
1 stop17h 55mLOT
Wed 31/1213:55BEG - LHR
1 stop20h 40mLOT
Deal found 27/12£281
Sun 28/1218:20LHR - BEG
1 stop17h 55mLOT
Thu 1/117:10BEG - LHR
1 stop25h 10mLOT
Deal found 26/12£333
Mon 29/1206:30LHR - BEG
1 stop5h 45mLOT
Sun 4/113:55BEG - LHR
1 stop28h 25mLOT
Deal found 26/12£338
Sat 27/1218:20LHR - BEG
1 stop17h 55mLOT
Fri 2/117:15BEG - LHR
1 stop17h 20mLOT
Deal found 26/12£349
Mon 29/1206:30LHR - BEG
1 stop5h 45mLOT
Fri 2/113:55BEG - LHR
1 stop20h 40mLOT
Deal found 26/12£349
Tue 30/1213:20LHR - BEG
Nonstop2h 45mMultiple Airlines
Wed 31/1213:55BEG - LHR
1 stop9h 05mMultiple Airlines
Deal found 27/12£405
Sat 27/1213:20LHR - BEG
Nonstop2h 45mMultiple Airlines
Fri 2/113:55BEG - LHR
1 stop20h 40mMultiple Airlines
Deal found 26/12£426
Sun 28/1213:55LHR - BEG
1 stop8h 35mMultiple Airlines
Thu 1/117:50BEG - LHR
2 stops15h 20mMultiple Airlines
Deal found 26/12£453
Sat 27/1220:15LHR - BEG
2 stops26h 35mLufthansa
Wed 31/1213:30BEG - LHR
1 stop8h 30mLufthansa
Deal found 27/12£454
Tue 30/1213:20LHR - BEG
Nonstop2h 45mAir Serbia
Wed 31/1210:15BEG - LHR
Nonstop3h 05mAir Serbia
Deal found 27/12£461

Find flight deals from Heathrow to Serbia

Keep the following information in mind while searching for Heathrow to Serbia flight deals. Data was last updated 28 December 2025.

Round-trip from

£151

One-way from

£81

Popular in

December

Cheapest in

October

Average price

£231

Good round-trip deal

£164 or less

Good one-way deal

£107 or less
19/2-23/2
  • 19/2-23/2
  • 3 total stops
  • 63h 05m total
  • London to Serbia
Search Deals
22/3
  • 22/3
  • 1 total stop
  • 13h 40m total
  • London to Serbia
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Serbia.
Search Deals
Price to beat on a one-way flight from London Heathrow to Serbia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Serbia 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 28 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Serbia that are best for you.

Fly from

Heathrow

Fly to

Serbia

Route

Depart

Return

Price

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 11/2

06:35-17:05

1 stop9h 30m

Belgrade Nikola Tesla

Wed 18/2

17:50-22:55

1 stop6h 05m

£158

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 18/3

10:00-23:25

1 stop12h 25m

Belgrade Nikola Tesla

Sun 22/3

06:05-10:45

1 stop5h 40m

£167

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 18/3

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Sun 22/3

10:15-12:20

Nonstop3h 05m

£175

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 1/3

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Thu 5/3

10:15-12:20

Nonstop3h 05m

£175

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 1/4

06:55-12:20

1 stop4h 25m

Belgrade Nikola Tesla

Mon 13/4

13:05-17:05

1 stop5h 00m

£181

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 11/2

17:05-23:25

1 stop5h 20m

Belgrade Nikola Tesla

Wed 18/2

10:15-12:20

Nonstop3h 05m

£183

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Thu 15/1

17:05-23:25

1 stop5h 20m

Belgrade Nikola Tesla

Sun 18/1

06:05-12:05

1 stop7h 00m

£190

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 9/2

13:20-17:05

Nonstop2h 45m

Belgrade Nikola Tesla

Wed 11/2

10:15-12:20

Nonstop3h 05m

£190

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 7/1

18:50-00:50

1 stop29h 00m

£87

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 15/3

13:20-17:05

Nonstop2h 45m

£93

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 18 results
1
2

Best time to book a flight from Heathrow to Serbia

Have a flexible travel schedule? Discover the best time to fly to Serbia from Heathrow 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 London Heathrow Airport to Serbia

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

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £70). Flying from London Heathrow Airport to Serbia in December is currently the most expensive (average of £173). 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 RS?

Find hourly flight availability from Heathrow to Serbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 December 2025.

It’s optimal to fly from London Heathrow Airport to Serbia in the morning. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the afternoon.

How often are flights from London to Serbia delayed?

About 33% of weekly flights between London and Serbia have experienced delays in the past year, with the average delay time being 123 minutes.

What is the most punctual flight time for London to Serbia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Serbia flights?

Over the past year, Air Serbia have had the lowest number of delays on this route, with just 32% of flights being delayed.

Reviews of airlines servicing Serbia

Get insights into the airlines that provide service to Serbia. 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 Serbia. Reviews last updated 28 December 2025.
Get a feel of what it's like to fly with Lufthansa, Wizz Air, andAir Serbia from London Heathrow Airport to Serbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,658 reviews
Check prices

Boarding

7.0

Food

6.3

Comfort

6.8

Overall

6.8

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
Lufthansa
6.8
Okay
7,658 reviews
Lufthansa
6.8
Okay
7,658 reviews
Check prices

Boarding

7.0

Food

6.3

Comfort

6.8

Overall

6.8

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
Wizz Air
6.2
Okay
158 reviews
Lufthansa
6.8
Okay
7,658 reviews
Check prices

Boarding

7.0

Food

6.3

Comfort

6.8

Overall

6.8

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks
Air Serbia
6.2
Okay
210 reviews
Lufthansa
6.8
Okay
7,658 reviews
Check prices

Boarding

7.0

Food

6.3

Comfort

6.8

Overall

6.8

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

LHR - FRA

Cut open our bags and stole out items. Broke the locks

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Serbia. 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 London Heathrow Airport to Serbia?

    Airlines like Lufthansa, KLM, and Air Serbia fly from London Heathrow Airport to Serbia in about 2h 45m. The time it takes to get you to your destination can typically vary by up to 9h 40m. London Heathrow Airport and Serbia are separated by a distance of 1056 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Before booking your flight to Serbia from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: airBaltic (75%), Air Serbia (39%), Bulgaria Air( 0%).

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

    On average you can expect to pay £211 for a flight from London Heathrow Airport to Serbia. The cheapest flight overall is £89 while the most popular route, (London Heathrow - Belgrade Nikola Tesla) is currently priced at £158.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £70). Flying from London Heathrow Airport to Serbia in December is currently the most expensive (average of £173). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Serbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Heathrow to Serbia

Discover the top 3 airlines that operate flights from Heathrow to Serbia. 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 28 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£45Average£112FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Air SerbiaCheapest£85Average£139FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
LufthansaCheapest£144Average£224FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Heathrow to Serbia?

Cheapflights helps you search for flights from Heathrow to Serbia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Serbia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Serbia from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Heathrow to Serbia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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