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Cheap flights from London Heathrow Airport to Serbia from £52

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BEG
17 Jul — 24 Jul1
1 adult

Cheap flight deals from Heathrow to Serbia

Keep the following information in mind while searching for Heathrow to Serbia flight deals. Data was last updated 12 July 2025.

Round-trip from

£92

One-way from

£52

Popular in

December

Cheapest in

June

Average price

£123

Good round-trip deal

£200 or less

Good one-way deal

£104 or less
Air Serbia
  • Air Serbia
  • 28/7-7/8
  • Nonstop
  • 5h 40m total
  • London to Serbia
Air Serbia
  • Air Serbia
  • 24/8
  • Nonstop
  • 2h 40m total
  • London to Serbia
Highest demand for flights based on searches. 6% potential increase in price (£6 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from London Heathrow to Serbia.
Price to beat on a one-way flight from London Heathrow to Serbia.

Find flight deals from Heathrow to Serbia

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 12 July 2025.

Mon 28/713:30LHR - BEG
Nonstop2h 40mAir Serbia
Thu 7/810:30BEG - LHR
Nonstop3h 00mAir Serbia
Deal found 11/7£92
Mon 25/814:45LHR - BEG
1 stop7h 10mMultiple Airlines
Mon 1/910:30BEG - LHR
Nonstop3h 00mMultiple Airlines
Deal found 10/7£155
Fri 12/916:25LHR - BEG
1 stop5h 50mLufthansa
Sat 20/913:00BEG - LHR
1 stop5h 05mLufthansa
Deal found 10/7£167
Mon 8/906:00LHR - BEG
1 stop16h 35mAustrian Airlines
Thu 11/907:00BEG - LHR
1 stop26h 20mAustrian Airlines
Deal found 10/7£185
Wed 6/818:40LHR - BEG
1 stop12h 55mSWISS
Wed 20/819:55BEG - LHR
1 stop13h 00mSWISS
Deal found 10/7£198
Mon 25/806:40LHR - INI
1 stop13h 30mMultiple Airlines
Mon 1/921:35INI - LHR
1 stop12h 20mMultiple Airlines
Deal found 11/7£230

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 12 July 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

Mon 28/7

13:30-17:10

Nonstop2h 40m

Belgrade Nikola Tesla

Sat 9/8

17:05-19:05

Nonstop3h 00m

£92

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 25/8

14:45-22:55

1 stop7h 10m

Belgrade Nikola Tesla

Mon 1/9

10:30-12:30

Nonstop3h 00m

£155

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 12/9

16:25-23:15

1 stop5h 50m

Belgrade Nikola Tesla

Sat 20/9

13:00-17:05

1 stop5h 05m

£167

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 8/9

06:00-23:35

1 stop16h 35m

Belgrade Nikola Tesla

Thu 11/9

07:00-08:20

1 stop26h 20m

£185

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 6/8

18:40-08:35

1 stop12h 55m

Belgrade Nikola Tesla

Wed 20/8

19:55-07:55

1 stop13h 00m

£198

LondonNiš

LHR - INI

LHRINI

London Heathrow

Mon 25/8

06:40-21:10

1 stop13h 30m

Nis

Mon 1/9

21:35-08:55

1 stop12h 20m

£230

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Sun 24/8

19:25-23:05

Nonstop2h 40m

£52

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Mon 8/9

19:55-23:35

1 stop26h 40m

£80

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Fri 7/11

20:25-11:55

1 stop14h 30m

£95

LondonBelgrade

LHR - BEG

LHRBEG

London Heathrow

Wed 13/8

08:05-13:45

1 stop4h 40m

£96

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 14 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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £106). Flying from London Heathrow Airport to Serbia in August is currently the most expensive (average of £210). 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 12 July 2025.

It’s optimal to fly from London Heathrow Airport to Serbia in the afternoon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Serbia?

Use this chart to determine the cheapest time to fly return from Heathrow to Serbia. Price data was last updated on 18 May 2025.

Travellers seeking maximum savings on their London Heathrow Airport to Serbia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Serbia

Explore weekly flight availability from Heathrow to Serbia. 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 12 July 2025.

The most flights from LHR to RS0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 12 July 2025.
Get a feel of what it's like to fly with KLM, LOT, andAustrian Airlines 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.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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

    £52 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 KLM and Eurowings, with prices starting from £95 and £96, respectively.

  • 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: Air Serbia (56%), GetJet Airlines (56%), Bulgaria Air( 50%).

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

    On average you can expect to pay £174 for a flight from London Heathrow Airport to Serbia. The cheapest flight overall is £93 while the most popular route, (London Heathrow - Belgrade Nikola Tesla) is currently priced at £121.

  • 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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Serbia (average of £106). Flying from London Heathrow Airport to Serbia in August is currently the most expensive (average of £210). 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.

Top 6 airlines flying from Heathrow to Serbia

Discover the top 6 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 12 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£43Average£140FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Air SerbiaCheapest£91Average£174FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
British AirwaysCheapest£118Average£198FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£129Average£197FlexibilityNo cancel feeOn-time81%
Search LOT flights
KLMCheapest£135Average£181FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£145Average£191FlexibilityNo 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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