Cheap flights from Zagreb to Porto from £103

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
ZAG — OPO
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap 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 12 September 2025.

Round-trip from

£151

One-way from

£103

Popular in

August

Cheapest in

March

Average price

£215
KLM
  • KLM
  • 21/11-24/11
  • 2 total stops
  • 15h 45m total
  • Zagreb to Porto
Air Serbia
  • Air Serbia
  • 26/10
  • 1 total stop
  • 22h 45m total
  • Zagreb to Porto
Highest demand for flights based on searches. 22% potential increase in price (£47 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from Zagreb to Porto

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 12 September 2025.

Fri 21/1106:30ZAG - OPO
1 stop9h 55mKLM
Mon 24/1116:10OPO - ZAG
1 stop5h 50mKLM
Deal found 11/9£151

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 12 September 2025.
Use the filters below to find and compare flights from Zagreb to Porto that are best for you.

Fly from

Zagreb

Fly to

Porto

Route

Depart

Return

Price

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Fri 21/11

06:30-15:25

1 stop9h 55m

Porto

Mon 24/11

16:10-23:00

1 stop5h 50m

£151

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Sun 26/10

18:50-16:35

1 stop22h 45m

£103

ZagrebPorto

ZAG - OPO

ZAGOPO

Zagreb Franjo Tuđman

Sun 26/10

06:15-22:00

2 stops16h 45m

£186

Flights are sorted by cheapest return flights first.

Deals found on 10/9

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, February is the cheapest month in which you can book a flight from Zagreb to Porto (average of £66). Flying from Zagreb to Porto in August is currently the most expensive (average of £258). 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 9h 55m. KLM provides one of the quickest options available for as low as £151. There are 1272 mi between Zagreb and Porto.

  • 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, February is the cheapest month in which you can book a flight from Zagreb to Porto (average of £66). Flying from Zagreb to Porto in August is currently the most expensive (average of £258). 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
Coimbra
Guimarães
Chaves
Viseu
Vila Nova de Gaia
Aveiro

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Alternative routes for Zagreb to Porto

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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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