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Cheap flights from Zagreb to London Heathrow Airport from £57

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 15/12. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — LHR
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Zagreb to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Zagreb (ZAG) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 July 2025.

Round-trip from

£144

One-way from

£57

Popular in

July

Cheapest in

April

Average price

£260

Good round-trip deal

£179 or less

Good one-way deal

£147 or less
British Airways
  • British Airways
  • 13/10-17/10
  • Nonstop
  • 5h 00m total
  • Zagreb to London
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Croatia Airlines
  • Croatia Airlines
  • 15/12
  • Nonstop
  • 2h 20m total
  • Zagreb to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£19 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Zagreb Franjo Tuđman to London Heathrow.
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Price to beat on a one-way flight from Zagreb Franjo Tuđman to London Heathrow.
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Find flight deals from Zagreb to Heathrow

Cheapest flights from Zagreb to Heathrow
Explore the most affordable flight options available from Zagreb to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Mon 13/1014:40ZAG - LHR
Nonstop2h 40mBritish Airways
Fri 17/1009:25LHR - ZAG
Nonstop2h 20mBritish Airways
Deal found 9/7£144
Mon 4/813:20ZAG - LHR
1 stop7h 20mLufthansa
Mon 25/807:25LHR - ZAG
1 stop12h 55mLufthansa
Deal found 9/7£152
Thu 4/1212:45ZAG - LHR
1 stop10h 15mLOT
Mon 8/1218:10LHR - ZAG
1 stop16h 55mLOT
Deal found 10/7£158
Sat 6/1214:35ZAG - LHR
1 stop5h 05mMultiple Airlines
Tue 9/1208:45LHR - ZAG
1 stop6h 10mMultiple Airlines
Deal found 9/7£163
Fri 21/1111:20ZAG - LHR
1 stop26h 00mAir Serbia
Sun 23/1113:20LHR - ZAG
1 stop20h 30mAir Serbia
Deal found 9/7£174
Thu 13/1115:05ZAG - LHR
1 stop6h 45mKLM
Sat 15/1116:25LHR - ZAG
1 stop5h 35mKLM
Deal found 9/7£177
Wed 31/1214:45ZAG - LHR
Nonstop2h 20mCroatia Airlines
Wed 7/116:50LHR - ZAG
Nonstop2h 15mCroatia Airlines
Deal found 10/7£178

Cheapflights Fare Finder

Customise your flight search to find flights from Zagreb 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 11 July 2025.
Use the filters below to find and compare flights from Zagreb to London Heathrow Airport that are best for you.

Fly from

Zagreb

Fly to

Heathrow

Route

Depart

Return

Price

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Mon 13/10

14:40-16:20

Nonstop2h 40m

London Heathrow

Fri 17/10

09:25-12:45

Nonstop2h 20m

£144

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Mon 4/8

13:20-19:40

1 stop7h 20m

London Heathrow

Mon 25/8

07:25-21:20

1 stop12h 55m

£152

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Thu 4/12

12:45-22:00

1 stop10h 15m

London Heathrow

Mon 8/12

18:10-12:05

1 stop16h 55m

£158

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 6/12

14:35-18:40

1 stop5h 05m

London Heathrow

Tue 9/12

08:45-15:55

1 stop6h 10m

£163

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 21/11

11:20-12:20

1 stop26h 00m

London Heathrow

Sun 23/11

13:20-10:50

1 stop20h 30m

£174

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Thu 13/11

15:05-20:50

1 stop6h 45m

London Heathrow

Sat 15/11

16:25-23:00

1 stop5h 35m

£177

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Wed 31/12

14:45-16:05

Nonstop2h 20m

London Heathrow

Wed 7/1

16:50-20:05

Nonstop2h 15m

£178

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Mon 15/12

14:45-16:05

Nonstop2h 20m

£57

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 4/10

09:50-12:30

1 stop27h 40m

£63

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Mon 21/7

15:30-14:15

1 stop23h 45m

£85

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 15 results
1
2

Best time to book a flight from Zagreb to Heathrow

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

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

Currently, January is the cheapest month in which you can book a flight from Zagreb to London Heathrow Airport (average of £112). Flying from Zagreb to London Heathrow Airport in August is currently the most expensive (average of £164). 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 ZAG to LHR?

Find hourly flight availability from Zagreb 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 11 July 2025.

When flying from Zagreb to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 47% versus a flight in the morning.

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 11 July 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM, andLOT from Zagreb to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very Good
763 reviews
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,372 reviews
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
LOT
7.6
Good
1,096 reviews
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Croatia Airlines
6.9
Okay
56 reviews
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Lufthansa
6.8
Okay
7,200 reviews
Aegean Airlines
8.2
Very Good
763 reviews
Check prices

Boarding

7.8

Crew

8.6

Entertainment

6.9

Comfort

7.8

Food

7.4

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Zagreb to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Zagreb to London Heathrow?

    For a flight from Zagreb to London Heathrow, you will be flying from Franjo Tuđman. Zagreb Franjo Tuđman (ZAG) is just 6.7 mi from the center of the city. Franjo Tuđman is the only Zagreb airport and it handles 2 outbound flights to London Heathrow per day. 2 airlines have flights to London Heathrow from Zagreb Franjo Tuđman on a regular basis.

  • What are the cheapest airlines flying from Zagreb to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Zagreb to London Heathrow Airport round-trip from £144. Other airlines that can offer you cheap pricing are Lufthansa, from £152, and LOT, from £158. British Airways is 23% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as £57 on Croatia Airlines. Other airlines that offer cheap prices include Air Serbia from £63 and British Airways from £91 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Zagreb to London Heathrow Airport on time: American Airlines (71%), Japan Airlines (71%), Qantas Airways (71%).

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

    While on average a flight from Zagreb to London Heathrow Airport is generally £413, our data shows the cheapest flight currently is £77. When looking at the most popular route, (Zagreb Franjo Tuđman - London Heathrow), you can expect to pay £124 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Zagreb 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 Zagreb to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Zagreb to London Heathrow Airport (average of £112). Flying from Zagreb to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Zagreb?

Book flights to Zagreb if you plan to visit one of these locations
Hounslow
Croydon
Milton Keynes
Deal
Northampton
Gatwick
Slough
Luton
Wembley
Crawley
Eastbourne
Ilford
Hayes
Ipswich
Folkestone
Southend-on-Sea
Watford
Winchester
Swindon
Maidstone

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Zagreb to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Zagreb to Heathrow

Discover the top 2 airlines that operate flights from Zagreb 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 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Croatia AirlinesCheapest£110Average£251FlexibilityNo cancel feeOn-time81%
Search Croatia Airlines flights
British AirwaysCheapest£127Average£191FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Zagreb to Heathrow?

Cheapflights helps you search for flights from Zagreb to Heathrow 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 Zagreb to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Zagreb to Heathrow for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Zagreb to Heathrow flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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