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

Currently priced at $146, British Airways will fly you from Zagreb to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Croatia Airlines and Lufthansa - these airlines can fly you to your destination from $158 and $208, respectively. You may be able to fly from Zagreb to London Heathrow Airport for 45% less than the average price by searching for these airlines.

What is the cheapest day to fly from Zagreb to London Heathrow Airport?

Travelers seeking maximum savings on their Zagreb to London Heathrow Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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

Looking at all options, your cheapest flight can be booked for $112. While the most popular route (Zagreb Franjo Tuđman - London Heathrow) can be booked for $217 on average our data indicates $420 when flying from Zagreb to London Heathrow Airport.

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

Consider American Airlines (71%), Japan Airlines (71%) or Qantas Airways (71%) when booking your flight. These represent the most reliable airlines when flying from Zagreb to London Heathrow Airport.

What are the most popular airlines that fly from Zagreb to London Heathrow Airport?

British Airways, Lufthansa and Croatia Airlines are the most popular airlines when flying from Zagreb to London Heathrow Airport.

What is the cheapest day to fly round-trip from Zagreb to London Heathrow Airport?

Saturday flights are found to be more expensive to fly from Zagreb to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 41 days in advance, which can save you up to 332% on flights from Zagreb to London Heathrow Airport compared to booking the week you need them. Waiting 41 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $151. For sooner than that we have options available in the next 3 days from $360.

What is the cheapest month to fly from Zagreb to London Heathrow Airport?

March can be a great time to fly to London Heathrow Airport from Zagreb with a flight ticket averaging about $162. Cheapflights users have found deals in the month of March for as cheap as $70. The most expensive prices can be found in the month of August.

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

If you book a flight to London Heathrow from Zagreb, you will be flying from Franjo Tuđman, which is the city’s only airport. Zagreb Franjo Tuđman (ZAG) is located 6.7 mi from the center of Zagreb. There are 0 flights from Franjo Tuđman to London Heathrow per day from 3 different airlines.

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 vacation 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.

$86+ Flights from Zagreb to London Heathrow Airport

Q: How much does it cost to fly round-trip from Zagreb to London Heathrow Airport?

Airfare is below average for this route at the moment. Zagreb to London Heathrow Airport flights typically cost between $257 and $406 in October. The cheapest round-trip price found within the last 3 days was $169 on British Airways (Oct 4-Oct 5).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Zagreb to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Zagreb to Heathrow

Round-trip from	$169 (British Airways)
One-way from	$86 (Air Serbia)
Popular in	July
Cheapest in	April
Average price	$381
Good round-trip deal	$191 or less
Good one-way deal	$158 or less

From Zagreb Franjo Tuđman to London Heathrow

Search Deals

One-way flight from Zagreb Franjo Tuđman to London Heathrow

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($76 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Price to beat on a round-trip flight from Zagreb Franjo Tuđman to London Heathrow.

Search Deals

Price to beat on a one-way flight from Zagreb Franjo Tuđman to London Heathrow.

Search Deals

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 August 14, 2025.

Sat 10/48:45 pmZAG - LHR

Nonstop2h 30mBritish Airways

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 8/13

$169

Thu 10/26:45 pmZAG - LHR

Nonstop2h 35mBritish Airways

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 8/14

$173

Wed 10/18:15 pmZAG - LHR

1 stop17h 15mMultiple Airlines

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mMultiple Airlines

Deal found 8/14

$181

Tue 9/309:50 amZAG - LHR

1 stop27h 40mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$185

Sat 10/45:45 amZAG - LHR

1 stop9h 30mMultiple Airlines

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mMultiple Airlines

Deal found 8/13

$209

Sat 10/48:45 pmZAG - LHR

Nonstop2h 30mMultiple Airlines

Mon 10/68:00 pmLHR - ZAG

Nonstop2h 05mMultiple Airlines

Deal found 8/12

$212

Thu 10/26:45 pmZAG - LHR

Nonstop2h 35mBritish Airways

Sat 10/114:30 pmLHR - ZAG

Nonstop2h 25mBritish Airways

Deal found 8/14

$213

Sat 10/49:50 amZAG - LHR

1 stop10h 15mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$214

Mon 10/201:20 pmZAG - LHR

1 stop4h 45mMultiple Airlines

Sun 10/266:00 amLHR - ZAG

1 stop7h 00mMultiple Airlines

Deal found 8/13

$217

Sat 9/2712:40 pmZAG - LHR

1 stop10h 20mLOT

Sat 10/46:30 amLHR - ZAG

1 stop9h 50mLOT

Deal found 8/13

$219

Best flights from Zagreb to Heathrow
Discover carefully curated flight deals from Zagreb to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Sat 10/48:45 pmZAG - LHR

Nonstop2h 30mBritish Airways

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 8/13

$169

Wed 10/18:15 pmZAG - LHR

1 stop17h 15mMultiple Airlines

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mMultiple Airlines

Deal found 8/14

$181

Wed 10/18:15 pmZAG - LHR

1 stop17h 15mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$185

Thu 10/26:45 pmZAG - LHR

Nonstop2h 35mBritish Airways

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 8/14

$173

Tue 9/309:50 amZAG - LHR

1 stop27h 40mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$185

Sat 10/45:45 amZAG - LHR

1 stop9h 30mMultiple Airlines

Sun 10/56:35 amLHR - ZAG

Nonstop2h 20mMultiple Airlines

Deal found 8/13

$209

Sat 10/48:45 pmZAG - LHR

Nonstop2h 30mMultiple Airlines

Mon 10/68:00 pmLHR - ZAG

Nonstop2h 05mMultiple Airlines

Deal found 8/12

$212

Thu 10/26:45 pmZAG - LHR

Nonstop2h 35mBritish Airways

Sat 10/114:30 pmLHR - ZAG

Nonstop2h 25mBritish Airways

Deal found 8/14

$213

Fri 10/38:15 pmZAG - LHR

1 stop23h 50mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$214

Sat 10/48:45 pmZAG - LHR

Nonstop2h 30mBritish Airways

Sat 10/114:30 pmLHR - ZAG

Nonstop2h 25mBritish Airways

Deal found 8/14

$213

Sat 10/49:50 amZAG - LHR

1 stop10h 15mAir Serbia

Sun 10/57:25 pmLHR - ZAG

1 stop14h 30mAir Serbia

Deal found 8/14

$214

Last-minute flights from Zagreb to Heathrow
Discover last-minute flight deals from Zagreb to Heathrow. Data last updated August 14, 2025 and is based on user searches.

Tue 8/1912:40 pmZAG - LHR

1 stop5h 40mLOT

Tue 8/266:30 amLHR - ZAG

1 stop9h 50mLOT

Deal found 8/13

$260

Tue 8/1912:40 pmZAG - LHR

1 stop5h 40mMultiple Airlines

Tue 8/264:05 pmLHR - ZAG

Nonstop2h 20mMultiple Airlines

Deal found 8/13

$381

Tue 8/1910:05 pmZAG - LHR

2 stops15h 35mCroatia Airlines

Tue 8/266:30 amLHR - ZAG

2 stops7h 15mCroatia Airlines

Deal found 8/13

$493

Sun 8/242:40 amZAG - LHR

1 stop15h 00mTurkish Airlines

Fri 8/297:05 pmLHR - ZAG

1 stop17h 00mTurkish Airlines

Deal found 8/14

$856

Sun 8/242:40 amZAG - LHR

1 stop15h 00mTurkish Airlines

Thu 8/286:30 amLHR - ZAG

1 stop11h 55mTurkish Airlines

Deal found 8/13

$1,026

Thu 9/46:50 pmZAG - LHR

1 stop14h 55mAustrian Airlines

Wed 9/106:00 amLHR - ZAG

1 stop3h 40mAustrian Airlines

Deal found 8/14

$236

Thu 9/46:50 pmZAG - LHR

1 stop14h 30mAustrian Airlines

Mon 9/87:30 pmLHR - ZAG

1 stop14h 10mAustrian Airlines

Deal found 8/14

$242

Thu 9/46:50 pmZAG - LHR

1 stop14h 55mAustrian Airlines

Tue 9/96:00 amLHR - ZAG

1 stop11h 10mAustrian Airlines

Deal found 8/14

$245

Fri 9/56:50 pmZAG - LHR

1 stop15h 10mAustrian Airlines

Tue 9/99:05 amLHR - ZAG

1 stop8h 05mAustrian Airlines

Deal found 8/14

$233

Fri 9/51:20 pmZAG - LHR

1 stop6h 05mMultiple Airlines

Tue 9/96:00 amLHR - ZAG

1 stop3h 40mMultiple Airlines

Deal found 8/14

$246

Sat 9/61:20 pmZAG - LHR

1 stop6h 05mLufthansa

Wed 9/107:25 amLHR - ZAG

1 stop4h 10mLufthansa

Deal found 8/14

$222

Sat 9/61:20 pmZAG - LHR

1 stop6h 05mMultiple Airlines

Tue 9/96:00 amLHR - ZAG

1 stop3h 40mMultiple Airlines

Deal found 8/14

$223

One-way flights from Zagreb to Heathrow
Search for one-way flight options from Zagreb to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Tue 10/79:50 amZAG - LHR

1 stop27h 40mAir Serbia

Deal found 8/13

$86

Sat 9/279:50 amZAG - LHR

1 stop27h 40mAir Serbia

Deal found 8/13

$115

Sat 10/259:50 amZAG - LHR

1 stop10h 15mAir Serbia

Deal found 8/14

$116

Mon 9/299:50 amZAG - LHR

1 stop13h 45mMultiple Airlines

Deal found 8/13

$127

Sat 9/278:45 pmZAG - LHR

Nonstop2h 30mBritish Airways

Deal found 8/13

$129

Sun 10/1910:45 amZAG - LHR

Nonstop2h 35mBritish Airways

Deal found 8/14

$131

Fri 9/126:05 pmZAG - LHR

1 stop16h 15mLOT

Deal found 8/13

$154

Sat 9/133:00 pmZAG - LHR

1 stop22h 30mAir Serbia

Deal found 8/13

$160

Mon 9/292:40 pmZAG - LHR

Nonstop2h 40mBritish Airways

Deal found 8/13

$161

Fri 9/121:40 pmZAG - LHR

Nonstop2h 40mBritish Airways

Deal found 8/13

$165

Tue 10/78:10 pmZAG - LHR

Nonstop2h 25mBritish Airways

Deal found 8/13

$183

Cheapflights Fare Finder

Use the filters below to find and compare flights from Zagreb to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 10/4

8:45 pm-10:15 pm

Nonstop2h 30m

London Heathrow

Sun 10/5

6:35 am-9:55 am

Nonstop2h 20m

$169

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Thu 10/2

6:45 pm-8:20 pm

Nonstop2h 35m

London Heathrow

Sun 10/5

6:35 am-9:55 am

Nonstop2h 20m

$173

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Wed 10/1

8:15 pm-12:30 pm

1 stop17h 15m

London Heathrow

Sun 10/5

6:35 am-9:55 am

Nonstop2h 20m

$181

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Wed 10/1

8:15 pm-12:30 pm

1 stop17h 15m

London Heathrow

Sun 10/5

7:25 pm-10:55 am

1 stop14h 30m

$185

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Tue 9/30

9:50 am-12:30 pm

1 stop27h 40m

London Heathrow

Sun 10/5

7:25 pm-10:55 am

1 stop14h 30m

$185

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 10/4

5:45 am-2:15 pm

1 stop9h 30m

London Heathrow

Sun 10/5

6:35 am-9:55 am

Nonstop2h 20m

$209

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 10/4

8:45 pm-10:15 pm

Nonstop2h 30m

London Heathrow

Mon 10/6

8:00 pm-11:05 pm

Nonstop2h 05m

$212

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Thu 10/2

6:45 pm-8:20 pm

Nonstop2h 35m

London Heathrow

Sat 10/11

4:30 pm-7:55 pm

Nonstop2h 25m

$213

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 10/4

8:45 pm-10:15 pm

Nonstop2h 30m

London Heathrow

Sat 10/11

4:30 pm-7:55 pm

Nonstop2h 25m

$213

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 10/3

8:15 pm-7:05 pm

1 stop23h 50m

London Heathrow

Sun 10/5

7:25 pm-10:55 am

1 stop14h 30m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 21 results

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 round-trip 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, November is the cheapest month in which you can book a flight from Zagreb to London Heathrow Airport (average of $661). Flying from Zagreb to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 65% on flights from Zagreb to London Heathrow Airport by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from Zagreb to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with Croatia Airlines, Lufthansa, and British Airways from Zagreb to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Croatia Airlines

7.0

Good

57 reviews

Reviews

1 / 1

10.0

Excellent

Dubravko,Aug 2024

SPU - DUB

This time we had ample of leg space! The crew were very polite and helpful but food on board provided or even the one you'd try to purchase is non existent. Only some very tiny crackers and drinks but not even espresso.. Well, it is what it is. As usual, take off delay for 30 mins.

Croatia Airlines

7.0

Good

57 reviews

Croatia Airlines

7.0

Good

57 reviews

Reviews

1 / 1

10.0

Excellent

Dubravko,Aug 2024

SPU - DUB

Lufthansa

6.8

Okay

7,317 reviews

Croatia Airlines

7.0

Good

57 reviews

Reviews

1 / 1

10.0

Excellent

Dubravko,Aug 2024

SPU - DUB

British Airways

6.7

Okay

7,266 reviews

Croatia Airlines

7.0

Good

57 reviews

Reviews

1 / 1

10.0

Excellent

Dubravko,Aug 2024

SPU - DUB

Related info for your journey

What airport do you fly from for flights from Zagreb to London Heathrow?
If you book a flight to London Heathrow from Zagreb, you will be flying from Franjo Tuđman, which is the city’s only airport. Zagreb Franjo Tuđman (ZAG) is located 6.7 mi from the center of Zagreb. There are 0 flights from Franjo Tuđman to London Heathrow per day from 3 different airlines.
What are the cheapest airlines flying from Zagreb to London Heathrow Airport round-trip?
Currently priced at $146, British Airways will fly you from Zagreb to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Croatia Airlines and Lufthansa - these airlines can fly you to your destination from $158 and $208, respectively. You may be able to fly from Zagreb to London Heathrow Airport for 45% less than the average price by searching for these airlines.
What are the most reliable airlines from Zagreb to London Heathrow Airport?
Consider American Airlines (71%), Japan Airlines (71%) or Qantas Airways (71%) when booking your flight. These represent the most reliable airlines when flying from Zagreb to London Heathrow Airport.
What are the cheapest flights from Zagreb to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for $112. While the most popular route (Zagreb Franjo Tuđman - London Heathrow) can be booked for $217 on average our data indicates $420 when flying from Zagreb to London Heathrow Airport.
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 vacation 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, November is the cheapest month in which you can book a flight from Zagreb to London Heathrow Airport (average of $661). Flying from Zagreb to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

Hounslow

Hayes

Thornton Heath

Harrow

Canterbury

Dartford

Dover

Stratford-upon-Avon

Orpington

Watford

Northampton

Gatwick

Borehamwood

Broadway

Aylesbury

Chelmsford

Southend-on-Sea

Folkestone

Chichester

Swindon

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Zagreb to Heathrow

Dubrovnik to Heathrow flights

Dubrovnik to Gatwick flights

Other flights to Heathrow

John F Kennedy Intl to Heathrow flights

Boston to Heathrow flights

Newark to Heathrow flights

Dulles Intl to Heathrow flights

Philadelphia to Heathrow flights

Los Angeles to Heathrow flights

London Heathrow Airport to Manchester flights

London Heathrow Airport to Aberdeen flights

London Heathrow Airport to Inverness flights

London Heathrow Airport to Manchester flights

London Heathrow Airport to Belfast City Airport flights

London Heathrow Airport to Paris Orly Airport flights

London Heathrow Airport to Newcastle upon Tyne flights

London Heathrow Airport to Toulouse flights

London Heathrow Airport to Luxembourg flights

London Heathrow Airport to Milan Linate Airport flights

London Heathrow Airport to Belgrade flights

London Heathrow Airport to Naples flights

London Heathrow Airport to Brussels Bruxelles-National Airport flights

London Heathrow Airport to Barcelona-El Prat Airport flights

London Heathrow Airport to Hamburg flights

London Heathrow Airport to Pisa flights

London Heathrow Airport to Bucharest Otopeni Intl Airport flights

Top 3 airlines flying from Zagreb to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$146	Average$215	FlexibilityNo cancel fee	On-time70%
Croatia Airlines	Cheapest$158	Average$257	FlexibilityNo cancel fee	On-time81%
Lufthansa	Cheapest$208	Average$267	FlexibilityNo cancel fee	On-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$86+ Cheap flights from Zagreb (ZAG) to Heathrow (LHR)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Zagreb to Heathrow with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Zagreb to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Zagreb to Heathrow

Cheapest flights from Zagreb to HeathrowExplore 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 August 14, 2025.

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 August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Zagreb to London Heathrow Airport that are best for you.

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.

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?

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 August 14, 2025.

How much does it cost to fly round-trip from Zagreb to London Heathrow Airport?

Reviews of airlines servicing Heathrow

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?

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

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

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

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

How can I find direct flights from Zagreb to Heathrow?

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

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

Traveling to a place near London Heathrow Airport?

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.

Alternative routes for Zagreb to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Zagreb to Heathrow

100% Free

Book with Flexibility

Travel Smart

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 August 14, 2025.