Cheap Flights from Zagreb to London Heathrow

Compare Zagreb to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from Zagreb to London Heathrow

Looking for a cheap last-minute deal or the best round-trip flight from Zagreb to London Heathrow? Find the lowest prices on one-way and round-trip tickets right here.

London.$141 per passenger.Departing Sat, Oct 18, returning Tue, Oct 21.Round-trip flight with British Airways.Outbound direct flight with British Airways departing from Zagreb on Sat, Oct 18, arriving in London Heathrow.Inbound direct flight with British Airways departing from London Heathrow on Tue, Oct 21, arriving in Zagreb.Price includes taxes and charges.From $141, select.

London.$172 per passenger.Departing Mon, Mar 2, returning Mon, Mar 9.Round-trip flight with Croatia Airlines.Outbound direct flight with Croatia Airlines departing from Zagreb on Mon, Mar 2, arriving in London Heathrow.Inbound direct flight with Croatia Airlines departing from London Heathrow on Mon, Mar 9, arriving in Zagreb.Price includes taxes and charges.From $172, select.

London.$172 per passenger.Departing Mon, Nov 10, returning Fri, Nov 14.Round-trip flight with Croatia Airlines.Outbound direct flight with Croatia Airlines departing from Zagreb on Mon, Nov 10, arriving in London Heathrow.Inbound direct flight with Croatia Airlines departing from London Heathrow on Fri, Nov 14, arriving in Zagreb.Price includes taxes and charges.From $172, select.

London.$172 per passenger.Departing Sat, Feb 14, returning Mon, Feb 16.Round-trip flight with Croatia Airlines.Outbound direct flight with Croatia Airlines departing from Zagreb on Sat, Feb 14, arriving in London Heathrow.Inbound direct flight with Croatia Airlines departing from London Heathrow on Mon, Feb 16, arriving in Zagreb.Price includes taxes and charges.From $172, select.

London.$187 per passenger.Departing Fri, Jan 9, returning Mon, Jan 12.Round-trip flight with Croatia Airlines.Outbound direct flight with Croatia Airlines departing from Zagreb on Fri, Jan 9, arriving in London Heathrow.Inbound direct flight with Croatia Airlines departing from London Heathrow on Mon, Jan 12, arriving in Zagreb.Price includes taxes and charges.From $187, select.

London.$188 per passenger.Departing Sat, Sep 20, returning Mon, Sep 29.Round-trip flight with Air Serbia and Croatia Airlines.Outbound indirect flight with Air Serbia, departing from Zagreb on Sat, Sep 20, arriving in London Heathrow.Inbound indirect flight with Croatia Airlines, departing from London Heathrow on Mon, Sep 29, arriving in Zagreb.Price includes taxes and charges.From $188, select.

London.$190 per passenger.Departing Mon, Sep 29, returning Wed, Oct 1.Round-trip flight with Croatia Airlines.Outbound direct flight with Croatia Airlines departing from Zagreb on Mon, Sep 29, arriving in London Heathrow.Inbound direct flight with Croatia Airlines departing from London Heathrow on Wed, Oct 1, arriving in Zagreb.Price includes taxes and charges.From $190, select.

London.$193 per passenger.Departing Sat, Jun 28, returning Sun, Jun 29.Round-trip flight with British Airways.Outbound direct flight with British Airways departing from Zagreb on Sat, Jun 28, arriving in London Heathrow.Inbound direct flight with British Airways departing from London Heathrow on Sun, Jun 29, arriving in Zagreb.Price includes taxes and charges.From $193, select.

Find the cheapest month to fly from Zagreb to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Zagreb to London Heathrow flights are currently cheapest in October.

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Direct flights from Zagreb to London Heathrow

Zagreb to London Heathrow: Alternative routes

Compare routes from Zagreb to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Zagreb to London: Flight information

The things to know before you go.

Cheapest flight found	$139
Cheapest month to fly	October
Average flight time	2 hrs, 32 mins
Most popular airline	British Airways
Average flights per week	37

Finding cheap flights from Zagreb to London Heathrow: Frequently asked questions

How much are round-trip flights from Zagreb to London Heathrow?

The best price we found for a round-trip flight from Zagreb to London Heathrow is $141. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Zagreb to London Heathrow?

2 hours and 32 minutes is the average flight time from Zagreb to London Heathrow.

Which airlines fly direct from Zagreb to London Heathrow?

British Airways, American Airlines and Croatia Airlines fly direct from Zagreb to London Heathrow.

How many flights are there a week from Zagreb to London Heathrow?

There are 37 flights per week flying from Zagreb to London Heathrow, as of June 2025.

When is the cheapest time to fly from Zagreb to London Heathrow?

The cheapest month to fly from Zagreb to London Heathrow is usually June 2025.

Which upcoming date is cheapest to fly from Zagreb Airport to London Heathrow Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Zagreb Airport to London Heathrow Airport on Saturday, October 18, 2025.

Can I get a direct flight from Zagreb Airport to London Heathrow Airport?

Yes – the average flight time is 2 hours and 32 minutes.

How can I find the best flight deal to London Heathrow?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to London?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Zagreb Airport to London Heathrow?

Currently, British Airways offers the cheapest flight tickets to London Heathrow.

Traveling from Franjo Tudman Airport (ZAG) to London Heathrow Airport (LHR): what you need to know

Book a direct flight from Franjo Tudman Airport to London Heathrow Airport and you'll be traveling for an average of 2 hours 25 minutes.
The timezone in London is UTC+0, which is one hour behind Zagreb.
Take your pick of ten weekly Franjo Tudman Airport to London Heathrow Airport flights. The 10:50 departure with British Airways is the earliest flight you can take. British Airways operates the last service of the day at 20:50.
To ensure you catch your ZAG to LHR flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general travel rule.
Traveling during a peak month like August? Public holidays and other high seasons can mean longer queues and delays at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.
Flying into London (and then exploring more of United Kingdom!) is easy with British Airways. This popular airline has direct flights from Franjo Tudman Airport to London Heathrow Airport.
British Airways tops the list for bookings on this route.
With 65.63% of its services landing on schedule, British Airways is the most punctual carrier operating ZAG to LHR flights.

How to find the cheapest flights from Franjo Tudman Airport (ZAG) to London Heathrow Airport (LHR)

$64 is the lowest price for a one-way Franjo Tudman Airport to London Heathrow Airport flight. Return flights start at $141. These prices can change based on availability.
Book two months before traveling. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from ZAG to LHR.
Organize your trip for January. That's the cheapest month for flights from Franjo Tudman Airport to London Heathrow Airport. If you're flexible with your dates, use the 'Whole month' tool to see the cheapest price across each month.
Spend less time searching for cheap flights from ZAG to LHR by creating a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.
Select your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Franjo Tudman Airport to London Heathrow Airport.

Handy information about Franjo Tudman Airport (ZAG)

When it comes to the on-time performance of Franjo Tudman Airport, data shows 67.18% of flights complete their journey on time.
Franjo Tudman Airport is about 16 kilometers from central Zagreb. If you're driving, ride-sharing or catching a cab from the center, it'll take 25 minutes or so to get there, depending on the traffic.
The trip on public transport will take about 1 hour.
Need a convenient hotel near ZAG? If you're boarding an early flight from Franjo Tudman Airport to London Heathrow Airport, these stays will have you moments from your departure gate:

Arriving at London Heathrow Airport (LHR)

Reserve a hotel near LHR if you have a late Franjo Tudman Airport to London Heathrow Airport flight. Choose one of these options and avoid the hassle of a long transfer:
Fast-track your adventure by picking up a London Heathrow Airport rental car. Grab your wheels from Surprice, U-Save or Green Motion and explore beyond London's main sights.
To get the lowest price, book your vehicle from London Heathrow Airport around one week before you set off.

Getting from London Heathrow Airport (LHR) to central London

From London Heathrow Airport, London is approximately 31 kilometers away. It takes around 55 minutes to reach the center driving.
Getting to the center on public transport takes about 1 hour.

When to fly to London Heathrow Airport (LHR)

It's time to choose your dates for your flight from Franjo Tudman Airport to London Heathrow Airport. July is the most popular month to head to London. If you're after a more relaxed vibe, go in February.
Book your flight from Franjo Tudman Airport to London Heathrow Airport for July if you want to explore London during its warmest month. You can expect temperatures of between 11ºC (52ºF) and 26ºC (79ºF).
January sees average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Search for cheap tickets from ZAG to LHR sometime around then if you want to travel when it's cooler.

Explore more of United Kingdom

Birmingham is just one of the many cities in United Kingdom waiting to be discovered after you've seen London. Around 161 kilometers away to the north-west, popular attractions include Cadbury World, The Library of Birmingham and National Sea Life Centre.
If you're interested in discovering another major destination in United Kingdom, consider Bristol, about 177 kilometers west of London. Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park are the start of reasons to visit.