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

Currently priced at $206, 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 Air Serbia - these airlines can fly you to your destination from $208 and $215, respectively. You may be able to fly from Zagreb to London Heathrow Airport for 19% less than the average price by searching for these airlines.

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

The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $87. However, be on the lookout for offers from British Airways and KLM, as they are both options that can get you from Zagreb to London Heathrow Airport for a low price.

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 $78. While the most popular route (Zagreb Franjo Tuđman - London Heathrow) can be booked for $205 on average our data indicates $314 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 27 days in advance, which can save you up to 132% on flights from Zagreb to London Heathrow Airport compared to booking the week you need them. Waiting 27 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 $161. For sooner than that we have options available in the next 3 days from $223.

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 $157. 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 June.

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 3 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.

$87+ Flights from Zagreb to London Heathrow Airport

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Cheap flight deals from Zagreb to Heathrow

Round-trip from	$206 (British Airways)
One-way from	$87 (Air Serbia)
Popular in	July
Cheapest in	April
Average price	$354
Good round-trip deal	$203 or less
Good one-way deal	$132 or less

From Zagreb Franjo Tuđman to London Heathrow

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One-way flight from Zagreb Franjo Tuđman to London Heathrow

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Highest demand for flights based on searches. 12% potential increase in price ($35 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT 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 July 3, 2025.

Wed 7/231:20 pmZAG - LHR

Nonstop2h 40mBritish Airways

Sun 7/276:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 7/3

$206

Fri 10/245:55 pmZAG - LHR

Nonstop2h 20mCroatia Airlines

Wed 10/294:50 pmLHR - ZAG

Nonstop2h 10mCroatia Airlines

Deal found 7/2

$208

Fri 10/248:15 pmZAG - LHR

1 stop17h 15mMultiple Airlines

Wed 10/294:50 pmLHR - ZAG

Nonstop2h 10mMultiple Airlines

Deal found 7/2

$210

Fri 10/248:15 pmZAG - LHR

1 stop17h 15mAir Serbia

Thu 10/301:20 pmLHR - ZAG

1 stop20h 30mAir Serbia

Deal found 7/2

$215

Fri 10/241:20 pmZAG - LHR

1 stop7h 20mLufthansa

Tue 10/2811:10 amLHR - ZAG

1 stop3h 45mLufthansa

Deal found 7/2

$218

Tue 8/56:50 pmZAG - LHR

1 stop15h 10mAustrian Airlines

Tue 8/2610:25 amLHR - ZAG

1 stop6h 45mAustrian Airlines

Deal found 7/2

$224

Tue 9/164:50 pmZAG - LHR

1 stop5h 05mKLM

Fri 9/195:10 pmLHR - ZAG

1 stop4h 35mKLM

Deal found 7/3

$249

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 July 3, 2025.

Wed 7/231:20 pmZAG - LHR

Nonstop2h 40mBritish Airways

Sun 7/276:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 7/3

$206

Fri 10/245:55 pmZAG - LHR

Nonstop2h 20mCroatia Airlines

Wed 10/294:50 pmLHR - ZAG

Nonstop2h 10mCroatia Airlines

Deal found 7/2

$208

Fri 10/248:15 pmZAG - LHR

1 stop17h 15mMultiple Airlines

Wed 10/294:50 pmLHR - ZAG

Nonstop2h 10mMultiple Airlines

Deal found 7/2

$210

Fri 10/248:15 pmZAG - LHR

1 stop17h 15mAir Serbia

Thu 10/301:20 pmLHR - ZAG

1 stop20h 30mAir Serbia

Deal found 7/2

$215

Fri 10/241:20 pmZAG - LHR

1 stop7h 20mLufthansa

Tue 10/2811:10 amLHR - ZAG

1 stop3h 45mLufthansa

Deal found 7/2

$218

Tue 8/56:50 pmZAG - LHR

1 stop15h 10mAustrian Airlines

Tue 8/2610:25 amLHR - ZAG

1 stop6h 45mAustrian Airlines

Deal found 7/2

$224

Tue 9/164:50 pmZAG - LHR

1 stop5h 05mKLM

Fri 9/195:10 pmLHR - ZAG

1 stop4h 35mKLM

Deal found 7/3

$249

Last-minute flights from Zagreb to Heathrow
Discover last-minute flight deals from Zagreb to Heathrow. Data last updated July 3, 2025 and is based on user searches.

Fri 7/45:55 pmZAG - LHR

Nonstop2h 20mCroatia Airlines

Mon 7/78:00 pmLHR - ZAG

Nonstop2h 05mCroatia Airlines

Deal found 7/3

$323

Wed 7/93:00 pmZAG - LHR

1 stop4h 40mLufthansa

Wed 7/167:25 amLHR - ZAG

1 stop4h 10mLufthansa

Deal found 7/2

$304

Thu 7/109:15 amZAG - LHR

2 stops10h 15mSWISS

Sat 7/127:00 amLHR - ZAG

2 stops13h 25mSWISS

Deal found 7/3

$1,153

Fri 7/118:15 pmZAG - LHR

1 stop17h 15mAir Serbia

Sat 7/127:55 pmLHR - ZAG

1 stop21h 25mAir Serbia

Deal found 7/3

$245

Sat 7/123:00 pmZAG - LHR

1 stop5h 05mMultiple Airlines

Tue 7/158:30 pmLHR - ZAG

1 stop12h 45mMultiple Airlines

Deal found 7/2

$290

Sat 7/122:25 pmZAG - LHR

2 stops7h 15mCroatia Airlines

Tue 7/156:30 amLHR - ZAG

2 stops7h 15mCroatia Airlines

Deal found 7/2

$531

Sat 7/128:45 pmZAG - LHR

Nonstop2h 30mBritish Airways

Tue 7/154:05 pmLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 7/2

$1,801

Wed 7/231:20 pmZAG - LHR

Nonstop2h 40mBritish Airways

Sun 7/276:35 amLHR - ZAG

Nonstop2h 20mBritish Airways

Deal found 7/3

$206

Thu 7/314:50 pmZAG - LHR

1 stop5h 05mKLM

Mon 8/48:40 amLHR - ZAG

1 stop13h 05mKLM

Deal found 7/2

$398

Tue 8/51:20 pmZAG - LHR

1 stop7h 20mMultiple Airlines

Tue 8/269:05 amLHR - ZAG

1 stop8h 05mMultiple Airlines

Deal found 7/3

$221

Tue 8/56:50 pmZAG - LHR

1 stop15h 10mAustrian Airlines

Tue 8/2610:25 amLHR - ZAG

1 stop6h 45mAustrian Airlines

Deal found 7/2

$224

Fri 8/151:20 pmZAG - LHR

1 stop8h 25mLufthansa

Fri 8/224:30 pmLHR - ZAG

1 stop6h 10mLufthansa

Deal found 7/1

$238

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 July 3, 2025.

Sat 10/49:50 amZAG - LHR

1 stop27h 40mAir Serbia

Deal found 7/3

$87

Sun 7/2710:45 amZAG - LHR

Nonstop2h 35mBritish Airways

Deal found 7/2

$100

Tue 9/235:45 amZAG - LHR

1 stop8h 00mMultiple Airlines

Deal found 7/1

$123

Thu 9/256:00 amZAG - LHR

1 stop8h 50mKLM

Deal found 7/1

$126

Fri 9/265:55 pmZAG - LHR

Nonstop2h 20mCroatia Airlines

Deal found 7/1

$127

Tue 9/236:50 pmZAG - LHR

1 stop3h 50mAustrian Airlines

Deal found 7/3

$180

Sun 9/216:05 amZAG - LHR

2 stops10h 35mLufthansa

Deal found 7/2

$217

Fri 7/116:05 pmZAG - LHR

1 stop4h 55mLOT

Deal found 7/2

$246

Fri 8/222:40 amZAG - LHR

1 stop8h 10mTurkish Airlines

Deal found 7/3

$317

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

Wed 7/23

1:20 pm-3:00 pm

Nonstop2h 40m

London Heathrow

Sun 7/27

6:35 am-9:55 am

Nonstop2h 20m

$206

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 10/24

5:55 pm-7:15 pm

Nonstop2h 20m

London Heathrow

Wed 10/29

4:50 pm-8:00 pm

Nonstop2h 10m

$208

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 10/24

8:15 pm-12:30 pm

1 stop17h 15m

London Heathrow

Wed 10/29

4:50 pm-8:00 pm

Nonstop2h 10m

$210

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 10/24

8:15 pm-12:30 pm

1 stop17h 15m

London Heathrow

Thu 10/30

1:20 pm-10:50 am

1 stop20h 30m

$215

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Fri 10/24

1:20 pm-7:40 pm

1 stop7h 20m

London Heathrow

Tue 10/28

11:10 am-3:55 pm

1 stop3h 45m

$218

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Tue 8/5

6:50 pm-9:00 am

1 stop15h 10m

London Heathrow

Tue 8/26

10:25 am-6:10 pm

1 stop6h 45m

$224

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Tue 9/16

4:50 pm-8:55 pm

1 stop5h 05m

London Heathrow

Fri 9/19

5:10 pm-10:45 pm

1 stop4h 35m

$249

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sat 10/4

9:50 am-12:30 pm

1 stop27h 40m

$87

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Sun 7/27

10:45 am-12:20 pm

Nonstop2h 35m

$100

ZagrebLondon

ZAG - LHR

ZAGLHR

Zagreb Franjo Tuđman

Tue 9/23

5:45 am-12:45 pm

1 stop8h 00m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 16 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 $1,098). 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 66% on flights from Zagreb to London Heathrow Airport by exploring options for tickets in the afternoon.

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with KLM, LOT, and Austrian Airlines 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.

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,366 reviews

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

LOT

7.6

Good

1,093 reviews

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Austrian Airlines

7.6

Good

809 reviews

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Turkish Airlines

7.3

Good

3,895 reviews

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Croatia Airlines

6.9

Okay

55 reviews

KLM

7.8

Good

1,366 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 3 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 $206, 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 Air Serbia - these airlines can fly you to your destination from $208 and $215, respectively. You may be able to fly from Zagreb to London Heathrow Airport for 19% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Zagreb to London Heathrow Airport one-way?
The cheapest airline one-way is Air Serbia, with whom users have recently found tickets for as low as $87. However, be on the lookout for offers from British Airways and KLM, as they are both options that can get you from Zagreb to London Heathrow Airport for a low price.
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 $78. While the most popular route (Zagreb Franjo Tuđman - London Heathrow) can be booked for $205 on average our data indicates $314 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 $1,098). 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

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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$195	Average$267	FlexibilityNo cancel fee	On-time76%

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$87+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Zagreb to Heathrow

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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 July 3, 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 July 3, 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 July 3, 2025.

Reviews of airlines servicing Heathrow

Peruse reviews from past customers who have flown with KLM, LOT, and Austrian Airlines 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.

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 cheapest airlines to fly from Zagreb to London Heathrow Airport one-way?

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 Zagreb?

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.

Top 3 airlines flying from Zagreb to Heathrow

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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 July 3, 2025.