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Cheap flights from Serbia to London Heathrow Airport from £65

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — LHR
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Serbia to Heathrow

Enter your travel dates to find the best prices.

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 2 April 2026.

Wed 6/514:00
BEG
-
LHR
1 stop9h 00m
LOT
Sat 9/510:20
LHR
-
BEG
1 stop5h 15m
LOT
Deal found 29/3£142
Thu 7/514:00
BEG
-
LHR
1 stop20h 20m
LOT
Sat 16/506:30
LHR
-
BEG
1 stop9h 05m
LOT
Deal found 29/3£143
Tue 28/414:00
BEG
-
LHR
1 stop9h 00m
LOT
Tue 5/506:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 31/3£146
Mon 1/617:15
BEG
-
LHR
1 stop17h 05m
LOT
Thu 4/618:10
LHR
-
BEG
1 stop18h 10m
LOT
Deal found 30/3£147
Wed 3/617:15
BEG
-
LHR
1 stop24h 55m
LOT
Sat 6/606:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 29/3£147
Wed 27/514:00
BEG
-
LHR
1 stop9h 00m
LOT
Mon 1/606:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 1/4£149
Thu 9/414:00
BEG
-
LHR
1 stop20h 20m
LOT
Mon 13/406:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 31/3£150
Fri 15/514:00
BEG
-
LHR
1 stop20h 20m
LOT
Fri 22/506:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 31/3£151
Mon 27/414:00
BEG
-
LHR
1 stop20h 20m
LOT
Mon 4/506:30
LHR
-
BEG
1 stop9h 05m
LOT
Deal found 30/3£152
Thu 23/417:15
BEG
-
LHR
1 stop5h 45m
LOT
Sun 26/406:30
LHR
-
BEG
1 stop5h 50m
LOT
Deal found 29/3£153
Tue 28/411:50
INI
-
LHR
1 stop8h 15m
Multiple Airlines
Tue 5/521:05
LHR
-
INI
1 stop10h 45m
Multiple Airlines
Deal found 29/3£275
Thu 9/417:50
INI
-
LHR
1 stop16h 55m
Multiple Airlines
Mon 13/419:35
LHR
-
INI
2 stops19h 55m
Multiple Airlines
Deal found 31/3£281

Find flight deals from Serbia to Heathrow

Keep the following information in mind while searching for Serbia to Heathrow flight deals. Data was last updated 2 April 2026.

Round-trip from

£120

One-way from

£65

Popular in

September

Cheapest in

June

Average price

£117

Good one-way deal

£102 or less
LOT
  • LOT
  • 24/4-12/5
  • 2 total stops
  • 14h 50m total
  • Serbia to London
Search Deals
26/5
  • 26/5
  • 1 total stop
  • 15h 20m total
  • Serbia to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Serbia to London Heathrow.
Search Deals

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 2 April 2026.
Use the filters below to find and compare flights from Serbia to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 24/6

10:25-12:30

Nonstop3h 05m

London Heathrow

Sun 30/8

19:25-23:10

Nonstop2h 45m

£229

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Tue 28/4

10:25-12:30

Nonstop3h 05m

London Heathrow

Tue 5/5

13:30-17:15

Nonstop2h 45m

£249

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Fri 26/6

10:25-12:30

Nonstop3h 05m

London Heathrow

Thu 3/9

13:30-17:15

Nonstop2h 45m

£251

NišLondon

INI - LHR

INILHR

Nis

Tue 28/4

11:50-19:05

1 stop8h 15m

London Heathrow

Tue 5/5

21:05-08:50

1 stop10h 45m

£275

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 26/4

16:35-18:40

Nonstop3h 05m

London Heathrow

Sun 3/5

19:25-23:10

Nonstop2h 45m

£278

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 30/4

10:25-12:30

Nonstop3h 05m

London Heathrow

Sun 3/5

19:25-23:10

Nonstop2h 45m

£302

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 24/6

09:15-18:30

2 stops10h 15m

London Heathrow

Wed 2/9

13:50-19:15

1 stop4h 25m

£317

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Tue 23/6

09:15-21:30

2 stops13h 15m

London Heathrow

Tue 1/9

20:05-13:55

1 stop16h 50m

£317

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sat 20/6

14:40-21:45

1 stop8h 05m

London Heathrow

Tue 23/6

08:55-19:15

2 stops9h 20m

£318

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Fri 24/4

09:15-21:30

2 stops13h 15m

London Heathrow

Mon 27/4

06:00-13:55

1 stop6h 55m

£318

Flights are sorted by cheapest return flights first.

Deals found on 1/4

Showing 1-10 of 20 resultsSorted by cheapest first
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, July is the cheapest month in which you can book a flight from Serbia to London Heathrow Airport (average of £43). Flying from Serbia to London Heathrow Airport in January is currently the most expensive (average of £262). 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 2 April 2026.

When flying from Serbia 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 often are flights from Serbia to London delayed?

About 16% of weekly flights between Serbia and London have experienced delays in the past year, with the average delay time being 121 minutes.

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

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

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

Friday 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 Serbia to London flights?

Over the past year, Air Serbia have had the lowest number of delays on this route, with just 16% of flights being delayed.

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 2 April 2026.
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
6.1
Okay
216 reviews
Check prices

Crew

7.2

Food

5.7

Overall

6.1

Boarding

6.2

Comfort

6.4

Entertainment

5.5

Reviews

1 / 15
2.0
Mediocre

Anonymous,Dec 2025

SOF - BEG

Air serba has to clean their toilets ! The dirtiest toilets ever !!!!
Air Serbia
6.1
Okay
216 reviews
Air Serbia
6.1
Okay
216 reviews
Check prices

Crew

7.2

Food

5.7

Overall

6.1

Boarding

6.2

Comfort

6.4

Entertainment

5.5

Reviews

1 / 15
2.0
Mediocre

Anonymous,Dec 2025

SOF - BEG

Air serba has to clean their toilets ! The dirtiest toilets ever !!!!

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 05m. 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 airBaltic (96%), Air Serbia (91%) or JetBlue (89%) 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 £84. On average you can expect to pay £108. The most popular route, (Belgrade Nikola Tesla - London Heathrow), can usually be booked for £166.

  • 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, July is the cheapest month in which you can book a flight from Serbia to London Heathrow Airport (average of £43). Flying from Serbia to London Heathrow Airport in January is currently the most expensive (average of £262). 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
Wembley
Croydon
Northampton
Hounslow
Gatwick
Slough
Ilford
Luton
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Bedford
Chelmsford

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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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Madrid to Gatwick flights
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Barcelona-El Prat to Luton flights
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Amsterdam to London City flights
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Zurich to Gatwick flights
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Frankfurt-Hahn to Stansted 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 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£43Average£167FlexibilityNo 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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