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Cheap flights from Zagreb to Porto from £151

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — OPO
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Zagreb to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Zagreb to Porto
Explore the most affordable flight options available from Zagreb to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 May 2026.

Wed 23/920:30
ZAG
-
OPO
1 stop14h 25m
Air Serbia
Sun 27/917:35
OPO
-
ZAG
1 stop20h 00m
Air Serbia
Deal found 14/5£201
Mon 22/606:15
ZAG
-
OPO
1 stop5h 05m
Lufthansa
Fri 26/611:05
OPO
-
ZAG
1 stop9h 30m
Lufthansa
Deal found 15/5£220
Mon 22/617:10
ZAG
-
OPO
1 stop6h 05m
KLM
Thu 25/605:00
OPO
-
ZAG
1 stop16h 40m
KLM
Deal found 15/5£294
Tue 8/913:55
ZAG
-
OPO
1 stop20h 50m
Turkish Airlines
Wed 16/916:40
OPO
-
ZAG
1 stop25h 50m
Turkish Airlines
Deal found 13/5£306
Mon 22/609:40
ZAG
-
OPO
2 stops34h 40m
Air Serbia
Thu 25/610:50
OPO
-
ZAG
1 stop19h 50m
Air Serbia
Deal found 15/5£315
Mon 21/915:05
ZAG
-
OPO
2 stops25h 10m
Air Serbia
Thu 1/1010:50
OPO
-
ZAG
1 stop19h 50m
Air Serbia
Deal found 14/5£315
Sun 20/915:05
ZAG
-
OPO
2 stops49h 10m
Air Serbia
Thu 1/1010:50
OPO
-
ZAG
1 stop19h 50m
Air Serbia
Deal found 14/5£330
Fri 18/915:05
ZAG
-
OPO
2 stops25h 10m
Air Serbia
Thu 1/1010:50
OPO
-
ZAG
1 stop19h 50m
Air Serbia
Deal found 14/5£342
Tue 15/909:50
ZAG
-
OPO
2 stops34h 30m
Air Serbia
Thu 24/910:50
OPO
-
ZAG
1 stop26h 45m
Air Serbia
Deal found 11/5£344
Sun 20/922:20
ZAG
-
OPO
2 stops41h 55m
Air Serbia
Sun 27/917:35
OPO
-
ZAG
1 stop20h 00m
Air Serbia
Deal found 14/5£345
Fri 18/922:20
ZAG
-
OPO
2 stops17h 55m
Air Serbia
Sun 27/917:35
OPO
-
ZAG
1 stop20h 00m
Air Serbia
Deal found 14/5£357
Fri 18/906:50
ZAG
-
OPO
2 stops17h 10m
TAP AIR PORTUGAL
Wed 30/922:30
OPO
-
ZAG
2 stops22h 40m
TAP AIR PORTUGAL
Deal found 14/5£361

Find flight deals from Zagreb to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Zagreb (ZAG) to Porto (OPO). 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 16 May 2026.

Round-trip from

£201

One-way from

£151

Popular in

July

Cheapest in

January

Average price

£211
Air Serbia
  • Air Serbia
  • 23/9-27/9
  • 2 total stops
  • 34h 25m total
  • Zagreb to Porto
Search Deals
Air Serbia
  • Air Serbia
  • 27/5
  • 1 total stop
  • 14h 25m total
  • Zagreb to Porto
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Zagreb to Porto 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 16 May 2026.
Use the filters below to find and compare flights from Zagreb to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Tue 15/9

15:30-16:10

2 stops25h 40m

Porto

Wed 23/9

14:05-10:25

2 stops19h 20m

£294
Fastest return journey

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Mon 22/6

17:10-22:15

1 stop6h 05m

Porto

Thu 25/6

05:00-22:40

1 stop16h 40m

£294

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Tue 8/9

13:55-09:45

1 stop20h 50m

Porto

Wed 16/9

16:40-19:30

1 stop25h 50m

£306

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Mon 22/6

09:40-19:20

2 stops34h 40m

Porto

Thu 25/6

10:50-07:40

1 stop19h 50m

£315

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Tue 15/9

09:50-19:20

2 stops34h 30m

Porto

Thu 24/9

10:50-14:35

1 stop26h 45m

£344

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Wed 23/9

06:50-17:00

2 stops11h 10m

Porto

Fri 2/10

09:00-22:10

2 stops12h 10m

£361

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Thu 24/9

06:50-23:10

2 stops17h 20m

Porto

Thu 1/10

09:00-22:10

2 stops12h 10m

£361

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Wed 16/9

06:50-22:45

2 stops16h 55m

Porto

Fri 25/9

05:05-22:10

2 stops16h 05m

£363

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Wed 16/9

06:50-00:40

2 stops18h 50m

Porto

Sun 20/9

05:05-22:10

2 stops16h 05m

£363

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Wed 16/9

06:50-22:45

2 stops16h 55m

Porto

Tue 22/9

05:05-22:10

2 stops16h 05m

£363

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 15 resultsSorted by cheapest first
1
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Best time to book a flight from Zagreb to Porto

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

What is the cheapest month to book a flight from Zagreb to Porto?

Currently, January is the cheapest month in which you can book a flight from Zagreb to Porto (average of £144). Flying from Zagreb to Porto in July is currently the most expensive (average of £364). 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.

How much does it cost for a return flight from Zagreb to Porto?

Related info for your journey

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

  • How long is the flight from Zagreb to Porto?

    A quick flight from Zagreb to Porto can take about 6h 05m. KLM provides one of the quickest options available for as low as £294. There are 1272 mi between Zagreb and Porto. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Zagreb to Porto (average of £144). Flying from Zagreb to Porto in July is currently the most expensive (average of £364). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Santa Maria da Feira
Viseu
Guimarães
Coimbra
Chaves
Vila Nova de Gaia
Aveiro

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Alternative routes for Zagreb to Porto

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Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Zagreb to Porto. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

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

Need flexible booking options for your flight to Porto from Zagreb? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Zagreb to Porto flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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