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Cheap flights from Serbia to London Heathrow Airport from £69

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BEG — LHR
21 Feb — 28 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 22 January 2026.

Mon 9/213:55
BEG
-
LHR
1 stop9h 05m
LOT
Tue 24/206:30
LHR
-
BEG
1 stop9h 05m
LOT
Deal found 20/1£116
Mon 9/213:55
BEG
-
LHR
1 stop9h 05m
LOT
Thu 19/206:30
LHR
-
BEG
1 stop5h 45m
LOT
Deal found 20/1£128
Tue 10/210:15
BEG
-
LHR
Nonstop3h 05m
Air Serbia
Wed 25/213:20
LHR
-
BEG
Nonstop2h 45m
Air Serbia
Deal found 20/1£130
Tue 10/210:15
BEG
-
LHR
Nonstop3h 05m
Air Serbia
Tue 24/213:20
LHR
-
BEG
Nonstop2h 45m
Air Serbia
Deal found 20/1£133
Mon 9/213:55
BEG
-
LHR
1 stop9h 05m
LOT
Fri 20/206:30
LHR
-
BEG
1 stop5h 45m
LOT
Deal found 20/1£138
Tue 10/210:15
BEG
-
LHR
Nonstop3h 05m
Air Serbia
Thu 19/213:20
LHR
-
BEG
Nonstop2h 45m
Air Serbia
Deal found 20/1£141
Mon 26/113:55
BEG
-
LHR
1 stop9h 05m
LOT
Sun 8/210:35
LHR
-
BEG
1 stop25h 40m
LOT
Deal found 20/1£143
Sun 25/113:55
BEG
-
LHR
1 stop28h 25m
LOT
Sun 8/210:35
LHR
-
BEG
1 stop25h 40m
LOT
Deal found 20/1£144
Tue 3/217:15
BEG
-
LHR
1 stop5h 45m
LOT
Fri 6/206:30
LHR
-
BEG
1 stop5h 45m
LOT
Deal found 21/1£144
Tue 27/113:55
BEG
-
LHR
1 stop9h 05m
LOT
Tue 3/206:30
LHR
-
BEG
1 stop5h 45m
LOT
Deal found 20/1£145
Sun 8/213:55
BEG
-
LHR
1 stop9h 05m
LOT
Mon 23/210:25
LHR
-
BEG
1 stop5h 10m
LOT
Deal found 20/1£146
Sat 31/117:15
BEG
-
LHR
1 stop17h 20m
LOT
Fri 6/210:35
LHR
-
BEG
1 stop5h 00m
LOT
Deal found 21/1£147

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 22 January 2026.

Round-trip from

£116

One-way from

£69

Popular in

September

Cheapest in

June

Average price

£173

Good round-trip deal

£249 or less

Good one-way deal

£158 or less
LOT
  • LOT
  • 9/2-24/2
  • 2 total stops
  • 18h 10m total
  • Serbia to London
Search Deals
Air Serbia
  • Air Serbia
  • 25/4
  • Nonstop
  • 3h 05m total
  • Serbia to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£8 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 22 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

Fri 13/2

13:55-22:00

1 stop9h 05m

London Heathrow

Tue 24/2

06:30-16:35

1 stop9h 05m

£116

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 9/2

13:55-22:00

1 stop9h 05m

London Heathrow

Thu 19/2

06:30-13:15

1 stop5h 45m

£128

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 11/2

13:55-22:00

1 stop9h 05m

London Heathrow

Mon 23/2

06:30-16:35

1 stop9h 05m

£128

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Mon 9/2

10:15-12:20

Nonstop3h 05m

London Heathrow

Tue 24/2

13:20-17:05

Nonstop2h 45m

£153

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Tue 10/2

10:15-12:20

Nonstop3h 05m

London Heathrow

Fri 20/2

13:20-17:05

Nonstop2h 45m

£153

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Sun 8/2

13:55-22:00

1 stop9h 05m

London Heathrow

Wed 25/2

06:30-16:35

1 stop9h 05m

£154

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 15/4

17:15-22:40

1 stop6h 25m

London Heathrow

Mon 20/4

09:00-16:30

1 stop6h 30m

£159

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Fri 13/2

13:55-22:00

1 stop9h 05m

London Heathrow

Sat 21/2

10:35-16:35

1 stop5h 00m

£159

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Wed 11/2

13:55-22:00

1 stop9h 05m

London Heathrow

Sat 21/2

06:30-16:35

1 stop9h 05m

£159

BelgradeLondon

BEG - LHR

BEGLHR

Belgrade Nikola Tesla

Thu 12/2

10:15-12:20

Nonstop3h 05m

London Heathrow

Sat 21/2

13:20-17:05

Nonstop2h 45m

£165

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 26 results
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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 £334). 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 22 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.

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 22 January 2026.

The most flights from RS0 to LHR 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).

How often are flights from Serbia to London delayed?

About 20% 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, airBaltic have had the lowest number of delays on this route, with just 9% 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 22 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
6.1
Okay
213 reviews
Check prices

Boarding

6.2

Overall

6.1

Entertainment

5.5

Comfort

6.4

Crew

7.2

Food

5.7

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
213 reviews
Air Serbia
6.1
Okay
213 reviews
Check prices

Boarding

6.2

Overall

6.1

Entertainment

5.5

Comfort

6.4

Crew

7.2

Food

5.7

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. This flight may include one or multiple stops.

  • 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 (93%), Air Serbia (72%) or JetBlue (64%) 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 £157. On average you can expect to pay £206. 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 £334). 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
Wembley
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Colchester
Watford
Swindon
Crawley
Bedford
Kingston upon Thames
Chelmsford
Eastbourne
Romford

Browse thousands of different options on Cheapflights for your next trip

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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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Charles de Gaulle to Luton flights
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Madrid to Heathrow flights
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Duesseldorf Intl to Luton flights
Beauvais-Tille to Stansted flights
Amsterdam to Luton flights
Beauvais-Tille to Luton flights
Lyon to Gatwick flights
Lyon to Heathrow flights
Vienna to Stansted flights
Amsterdam to London City flights
Amsterdam to Stansted flights
Malpensa to London City flights
Malpensa to Luton flights
Madrid to London City flights
Charles de Gaulle to Southend flights
Berlin to London City flights
Frankfurt to London City flights
Madrid to Luton flights
Lyon to Stansted flights
Barcelona-El Prat to Luton flights
Malpensa to Stansted flights
Madrid to Stansted flights
Amsterdam to Southend flights
Lyon to Luton flights
Bergamo to Gatwick flights
Lyon to London City flights
Barcelona-El Prat to Gatwick flights
Beauvais-Tille to Gatwick flights
Frederic Chopin to Heathrow flights
Cologne to Heathrow flights
Bergamo to Heathrow flights
Barcelona-El Prat to Stansted flights
Frederic Chopin to Luton flights
Duesseldorf Intl to London City flights
Vienna to Luton flights
Marseille to Heathrow flights

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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£42Average£173FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights

Fly with Cheapflights

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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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