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Cheap flights from London Heathrow Airport to Zagreb 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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ZAG
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Zagreb Franjo Tuđman are usually found in March or January, booked 62 days in advance, depart on a Thursday or Saturday and return on a Wednesday

Cheap flight deals from Heathrow to Zagreb

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Zagreb
Explore the most affordable flight options available from Heathrow to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Sun 10/506:25
LHR
-
ZAG
Nonstop2h 25m
British Airways
Mon 18/514:40
ZAG
-
LHR
Nonstop2h 40m
British Airways
Deal found 14/4£112
Sun 10/506:25
LHR
-
ZAG
Nonstop2h 25m
British Airways
Sun 17/510:40
ZAG
-
LHR
Nonstop2h 40m
British Airways
Deal found 12/4£116
Sun 10/506:25
LHR
-
ZAG
Nonstop2h 25m
British Airways
Sat 16/520:50
ZAG
-
LHR
Nonstop2h 25m
British Airways
Deal found 16/4£120
Fri 4/1216:50
LHR
-
ZAG
Nonstop2h 15m
Croatia Airlines
Mon 7/1214:45
ZAG
-
LHR
Nonstop2h 20m
Croatia Airlines
Deal found 15/4£120
Wed 1/717:00
LHR
-
ZAG
Nonstop2h 15m
Croatia Airlines
Fri 3/717:50
ZAG
-
LHR
Nonstop2h 25m
Croatia Airlines
Deal found 13/4£123
Sat 18/416:30
LHR
-
ZAG
Nonstop2h 25m
British Airways
Sat 25/420:50
ZAG
-
LHR
Nonstop2h 25m
British Airways
Deal found 13/4£125
Thu 23/414:05
LHR
-
ZAG
Nonstop2h 20m
British Airways
Sat 2/520:50
ZAG
-
LHR
Nonstop2h 25m
British Airways
Deal found 13/4£126
Thu 8/1014:05
LHR
-
ZAG
Nonstop2h 20m
British Airways
Fri 16/1013:40
ZAG
-
LHR
Nonstop2h 40m
British Airways
Deal found 16/4£128
Wed 1/717:00
LHR
-
ZAG
Nonstop2h 15m
Croatia Airlines
Mon 6/717:50
ZAG
-
LHR
Nonstop2h 25m
Croatia Airlines
Deal found 13/4£135
Fri 16/1009:25
LHR
-
ZAG
Nonstop2h 20m
British Airways
Mon 19/1014:40
ZAG
-
LHR
Nonstop2h 40m
British Airways
Deal found 15/4£138
Fri 29/520:05
LHR
-
ZAG
Nonstop2h 15m
Croatia Airlines
Fri 5/617:50
ZAG
-
LHR
Nonstop2h 25m
Croatia Airlines
Deal found 14/4£139
Sat 18/416:30
LHR
-
ZAG
Nonstop2h 25m
British Airways
Fri 24/413:40
ZAG
-
LHR
Nonstop2h 40m
British Airways
Deal found 16/4£141

Find flight deals from Heathrow to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Zagreb (ZAG). 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 17 April 2026.

Round-trip from

£112

One-way from

£63

Popular in

December

Cheapest in

March

Average price

£162

Good round-trip deal

£183 or less

Good one-way deal

£93 or less
British Airways
  • British Airways
  • 10/5-18/5
  • Nonstop
  • 5h 05m total
  • London to Zagreb
Search Deals
British Airways
  • British Airways
  • 20/9
  • Nonstop
  • 2h 25m total
  • London to Zagreb
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Zagreb Franjo Tuđman.
Search Deals
Price to beat on a one-way flight from London Heathrow to Zagreb Franjo Tuđman.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Zagreb 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 17 April 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Zagreb that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Tue 14/7

11:45-22:40

1 stop9h 55m

Zagreb Franjo Tuđman

Thu 23/7

17:10-20:55

1 stop4h 45m

£171
Fastest return journey

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Fri 15/5

20:05-23:20

Nonstop2h 15m

Zagreb Franjo Tuđman

Mon 18/5

17:50-19:15

Nonstop2h 25m

£178

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Sat 9/5

17:10-22:40

1 stop4h 30m

Zagreb Franjo Tuđman

Mon 11/5

06:00-10:45

1 stop5h 45m

£189

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Wed 3/6

08:40-12:05

Nonstop2h 25m

Zagreb Franjo Tuđman

Sat 6/6

20:50-22:15

Nonstop2h 25m

£191

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Mon 1/6

13:30-09:10

1 stop18h 40m

Zagreb Franjo Tuđman

Mon 8/6

17:50-19:15

Nonstop2h 25m

£193

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Wed 22/7

17:10-22:40

1 stop4h 30m

Zagreb Franjo Tuđman

Sat 25/7

12:30-18:35

1 stop7h 05m

£197

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Wed 27/5

08:40-12:05

Nonstop2h 25m

Zagreb Franjo Tuđman

Tue 9/6

20:20-21:45

Nonstop2h 25m

£198

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Thu 2/7

09:55-16:25

1 stop5h 30m

Zagreb Franjo Tuđman

Tue 7/7

12:30-18:35

1 stop7h 05m

£209

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Sun 28/6

13:30-21:50

1 stop7h 20m

Zagreb Franjo Tuđman

Sat 4/7

08:10-19:05

1 stop11h 55m

£212

LondonZagreb

LHR - ZAG

LHRZAG

London Heathrow

Mon 29/6

13:30-21:50

1 stop7h 20m

Zagreb Franjo Tuđman

Sat 4/7

08:10-19:05

1 stop11h 55m

£212

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb 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 Zagreb

How far ahead should I book a flight from London Heathrow Airport to Zagreb?

Use this chart to determine the optimal time to book a return flight from Heathrow to Zagreb. Price data was last updated on 10 April 2026.

The best time to book flights from London Heathrow Airport to Zagreb is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Zagreb (average of £134). Flying from London Heathrow Airport to Zagreb in December is currently the most expensive (average of £282). 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 ZAG?

Find hourly flight availability from Heathrow to Zagreb. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

It’s typically best to fly out from London Heathrow Airport to Zagreb at midday. Doing so could potentially save you 29% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost for a return flight from London Heathrow Airport to Zagreb?

Reviews of airlines servicing Zagreb

Get insights into the airlines that provide service to Zagreb. 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 Zagreb. Reviews last updated 17 April 2026.
Read reviews from past customers who have flown with Austrian Airlines,Croatia Airlines, andRyanair from London Heathrow Airport to Zagreb. 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.
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Austrian Airlines
7.6
Good
902 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Croatia Airlines
7.5
Good
72 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Ryanair
6.9
Okay
5,337 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
Lufthansa
6.8
Okay
7,926 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.
British Airways
6.7
Okay
7,890 reviews
Austrian Airlines
7.6
Good
902 reviews
Check prices

Boarding

7.6

Comfort

7.3

Crew

8.1

Food

6.8

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

KENNETH,Mar 2026

VIE - EWR

Everything was great, took off on time, arrived on time, boarding was smooth, food and movies were great.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Zagreb. 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 into for flights to Zagreb from London Heathrow?

    Most people fly into Zagreb Franjo Tuđman (ZAG) if they book a flight to Zagreb from London Heathrow. On average, Franjo Tuđman has 1 inbound flight from London Heathrow per day from 5 airlines. Zagreb Franjo Tuđman is conveniently located just 6.7 mi from Zagreb’s city center.

  • How long is the flight from London Heathrow Airport to Zagreb?

    KLM, Croatia Airlines, and British Airways can get you from London Heathrow Airport to Zagreb in just under 2h 15m. Your travel time can differ by up to 7h 40m. London Heathrow Airport and Zagreb are separated by a distance of 849 mi. This flight may include one or multiple stops.

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

    Ryanair, at £61, was found to be the cheapest airline from London Heathrow Airport to Zagreb.Alternate airlines flying return to your destination include British Airways and Croatia Airlines. Users have found that Ryanair is 69% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £46. Croatia Airlines flights start at £66 while deals on LOT start at £162 one-way.

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

    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 London Heathrow Airport to Zagreb on time: American Airlines (100%), Japan Airlines (100%), Qantas Airways (100%).

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

    On average you can expect to pay £184 for a flight from London Heathrow Airport to Zagreb. The cheapest flight overall is £78 while the most popular route, (London Heathrow - Zagreb Franjo Tuđman) is currently priced at £120.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Zagreb (average of £134). Flying from London Heathrow Airport to Zagreb in December is currently the most expensive (average of £282). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Heathrow to Zagreb

Discover the top 5 airlines that operate flights from Heathrow to Zagreb. 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£61Average£121FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£103Average£218FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Croatia AirlinesCheapest£114Average£210FlexibilityNo cancel feeOn-time81%
Search Croatia Airlines flights
LufthansaCheapest£157Average£185FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£158Average£221FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Zagreb?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Zagreb from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Zagreb?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Zagreb 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 Zagreb with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Zagreb with no change fees.

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

Yes! Start tracking prices for Heathrow to Zagreb flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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