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Cheap flights from Serbia to London Heathrow Airport from £63

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — LHR
4 Feb — 11 Feb1
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 5 January 2026.

Tue 17/213:55BEG - LHR
1 stop9h 05mLOT
Tue 24/206:30LHR - BEG
1 stop9h 05mLOT
Deal found 3/1£141
Thu 5/213:55BEG - LHR
1 stop20h 40mLOT
Wed 11/218:20LHR - BEG
1 stop17h 55mLOT
Deal found 4/1£142
Thu 19/217:10BEG - LHR
1 stop5h 50mLOT
Thu 26/210:35LHR - BEG
1 stop5h 00mLOT
Deal found 5/1£144
Fri 23/113:55BEG - LHR
1 stop9h 05mLOT
Mon 26/118:20LHR - BEG
1 stop17h 55mLOT
Deal found 3/1£145
Sat 31/117:15BEG - LHR
1 stop17h 20mLOT
Sat 7/210:35LHR - BEG
1 stop5h 00mLOT
Deal found 3/1£145
Wed 14/113:55BEG - LHR
1 stop9h 05mLOT
Wed 28/110:35LHR - BEG
1 stop5h 00mLOT
Deal found 4/1£148
Wed 14/113:55BEG - LHR
1 stop9h 05mLOT
Sun 18/110:35LHR - BEG
1 stop25h 40mLOT
Deal found 4/1£149
Thu 15/113:55BEG - LHR
1 stop9h 05mLOT
Fri 23/110:35LHR - BEG
1 stop5h 00mLOT
Deal found 4/1£151
Fri 6/310:15BEG - LHR
Nonstop3h 05mAir Serbia
Mon 9/313:20LHR - BEG
Nonstop2h 45mAir Serbia
Deal found 5/1£152
Thu 11/617:15BEG - LHR
1 stop5h 45mLOT
Tue 15/918:10LHR - BEG
1 stop21h 25mLOT
Deal found 3/1£157

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 5 January 2026.

Round-trip from

£141

One-way from

£63

Popular in

September

Cheapest in

February

Average price

£177

Good round-trip deal

£229 or less

Good one-way deal

£158 or less
LOT
  • LOT
  • 17/2-24/2
  • 2 total stops
  • 18h 10m total
  • Serbia to London
Search Deals
31/1
  • 31/1
  • 1 total stop
  • 15h 30m 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 January 2026
Search Deals
Price to beat on a round-trip flight from Serbia to London Heathrow.
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 5 January 2026.
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

Tue 17/2

17:15-22:00

1 stop5h 45m

London Heathrow

Tue 24/2

06:30-13:15

1 stop5h 45m

£143

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 19/2

13:55-22:00

1 stop9h 05m

London Heathrow

Thu 26/2

10:35-16:35

1 stop5h 00m

£143

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Tue 3/2

17:15-22:00

1 stop5h 45m

London Heathrow

Tue 10/2

06:30-13:15

1 stop5h 45m

£144

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sat 31/1

17:15-09:35

1 stop17h 20m

London Heathrow

Sat 7/2

06:30-16:35

1 stop9h 05m

£144

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 23/3

17:15-22:00

1 stop5h 45m

London Heathrow

Fri 27/3

06:30-16:35

1 stop9h 05m

£146

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Fri 23/1

17:15-22:00

1 stop5h 45m

London Heathrow

Mon 26/1

18:20-13:15

1 stop17h 55m

£146

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 18/1

13:55-22:00

1 stop9h 05m

London Heathrow

Tue 27/1

06:30-13:15

1 stop5h 45m

£148

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 15/1

13:55-22:00

1 stop9h 05m

London Heathrow

Fri 23/1

10:35-16:35

1 stop5h 00m

£151

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 2/4

11:05-21:40

1 stop11h 35m

London Heathrow

Tue 7/4

06:00-17:55

1 stop10h 55m

£162

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 4/3

15:05-21:15

1 stop7h 10m

£68

Flights are sorted by cheapest return flights first.

Deals found on 5/1

Showing 1-10 of 19 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, July is the cheapest month in which you can book a flight from Serbia to London Heathrow Airport (average of £42). Flying from Serbia to London Heathrow Airport in April is currently the most expensive (average of £333). 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 5 January 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 23% of weekly flights between Serbia and London have experienced delays in the past year, with the average delay time being 114 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, Bulgaria Air have had the lowest number of delays on this route, with just 21% 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 5 January 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
6.2
Okay
212 reviews
Check prices

Comfort

6.4

Entertainment

5.5

Boarding

6.2

Crew

7.2

Food

5.7

Overall

6.2

Reviews

1 / 15
2.0
Mediocre

Anonymous,Dec 2025

SOF - BEG

Air serba has to clean their toilets ! The dirtiest toilets ever !!!!
Air Serbia
6.2
Okay
212 reviews
Air Serbia
6.2
Okay
212 reviews
Check prices

Comfort

6.4

Entertainment

5.5

Boarding

6.2

Crew

7.2

Food

5.7

Overall

6.2

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 5h 45m. The distance from Serbia to London Heathrow Airport is about 1056 mi.

  • 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 (92%), JetBlue (71%) or Air Serbia (70%) 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 £158. On average you can expect to pay £204. The most popular route, (Belgrade Nikola Tesla - London Heathrow), can usually be booked for £158.

  • 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 £42). Flying from Serbia to London Heathrow Airport in April is currently the most expensive (average of £333). 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
Luton
Croydon
Northampton
Slough
Hounslow
Gatwick
Ilford
Wembley
Brentford
Hayes
Colchester
Watford
Crawley
Swindon
Kingston upon Thames
Bedford
Chelmsford
Eastbourne
Romford

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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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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 5 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£92Average£171FlexibilityNo 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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