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Cheap flights from Portsmouth to Zagreb from £248

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ZAG
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Zagreb

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Zagreb
Explore the most affordable flight options available from Portsmouth to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2026.

Mon 4/520:40
SOU
-
ZAG
2 stops27h 35m
Multiple Airlines
Mon 11/518:30
ZAG
-
SOU
1 stop15h 55m
Multiple Airlines
Deal found 20/3£248
Thu 16/712:35
SOU
-
ZAG
1 stop10h 20m
Multiple Airlines
Sun 19/719:05
ZAG
-
SOU
2 stops18h 30m
Multiple Airlines
Deal found 19/3£283
Thu 16/712:35
SOU
-
ZAG
1 stop10h 20m
Multiple Airlines
Mon 20/715:40
ZAG
-
SOU
2 stops17h 45m
Multiple Airlines
Deal found 19/3£313
Sun 3/514:50
SOU
-
ZAG
2 stops23h 05m
Multiple Airlines
Sun 10/513:30
ZAG
-
SOU
1 stop7h 00m
Multiple Airlines
Deal found 19/3£320
Tue 14/714:25
SOU
-
ZAG
2 stops9h 05m
Multiple Airlines
Mon 20/718:30
ZAG
-
SOU
1 stop15h 55m
Multiple Airlines
Deal found 19/3£335
Sun 12/708:25
SOU
-
ZAG
2 stops14h 20m
Multiple Airlines
Mon 20/718:30
ZAG
-
SOU
1 stop15h 55m
Multiple Airlines
Deal found 19/3£336
Sat 11/706:50
SOU
-
ZAG
1 stop12h 25m
Multiple Airlines
Mon 20/705:45
ZAG
-
SOU
2 stops16h 00m
Multiple Airlines
Deal found 19/3£338
Mon 13/709:15
SOU
-
ZAG
1 stop12h 25m
KLM
Mon 20/717:10
ZAG
-
SOU
1 stop16h 35m
KLM
Deal found 19/3£351

Find flight deals from Portsmouth to Zagreb

Keep the following information in mind while searching for Portsmouth to Zagreb flight deals. Data was last updated 22 March 2026.

Round-trip from

£176

Popular in

December

Cheapest in

January

Average price

£122
6/5-13/5
  • 6/5-13/5
  • 3 total stops
  • 40h 55m total
  • Portsmouth to Zagreb
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Zagreb 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 22 March 2026.
Use the filters below to find and compare flights from Portsmouth to Zagreb that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Mon 4/5

20:40-01:15

2 stops27h 35m

Zagreb Franjo Tuđman

Mon 11/5

18:30-09:25

1 stop15h 55m

£248
Fastest return journey

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Tue 14/7

09:15-22:40

1 stop12h 25m

Zagreb Franjo Tuđman

Mon 20/7

17:10-08:45

1 stop16h 35m

£248

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Sun 3/5

14:50-14:55

2 stops23h 05m

Zagreb Franjo Tuđman

Sun 10/5

13:30-19:30

1 stop7h 00m

£320

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Wed 15/7

09:15-22:40

1 stop12h 25m

Zagreb Franjo Tuđman

Sun 19/7

17:10-08:45

1 stop16h 35m

£351

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Sat 18/4

08:55-09:50

2 stops23h 55m

Zagreb Franjo Tuđman

Wed 22/4

13:00-09:25

2 stops21h 25m

£434

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Fri 17/7

06:50-19:55

2 stops36h 05m

Zagreb Franjo Tuđman

Sun 19/7

10:40-09:25

2 stops23h 45m

£543
Cheapest one-way
Fastest single journey

SouthamptonZagreb

SOU - ZAG

SOUZAG

Southampton Eastleigh

Sun 6/9

20:45-13:55

2 stops16h 10m

£323

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Sorted by cheapest first

Best time to book a flight from Portsmouth to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Portsmouth 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 Portsmouth to Zagreb

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

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Zagreb (average of £28). Flying from Portsmouth to Zagreb in August is currently the most expensive (average of £73). 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 P0R to ZAG?

Find hourly flight availability from Portsmouth to Zagreb. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 March 2026.

It’s typically best to fly out from Portsmouth to Zagreb at midday. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Portsmouth to Zagreb?

Use this chart to determine the cheapest time to fly return from Portsmouth to Zagreb. Price data was last updated on 14 March 2026.

Travellers seeking maximum savings on their Portsmouth to Zagreb flight should consider departing on Monday at midday when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Zagreb. 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 into for flights to Zagreb from Portsmouth?

    Located just 6.7 mi from the city center, Zagreb Franjo Tuđman is the airport most travelers will use when flying to Zagreb from Portsmouth. Booking flights from Portsmouth to Franjo Tuđman (ZAG) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 5 different airlines.

  • How long is the flight from Portsmouth to Zagreb?

    A quick flight from Portsmouth to Zagreb can take about 12h 25m. KLM provides one of the quickest options available for as low as £248. There are 874 mi between Portsmouth and Zagreb.

  • What are the most reliable airlines from Portsmouth to Zagreb?

    The top 3 most reliable airlines when flying from Portsmouth to Zagreb are Singapore Airlines (44%), Air Canada (40%) and Croatia Airlines (40%).

  • What are the cheapest flights from Portsmouth to Zagreb?

    Looking at all options, your cheapest flight can be booked for £81. While the most popular route (Southampton Eastleigh - Zagreb Franjo Tuđman) can be booked for £248 on average, our data indicates £165 when flying from Portsmouth to Zagreb.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portsmouth to Zagreb (average of £28). Flying from Portsmouth to Zagreb in August is currently the most expensive (average of £73). 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

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.

Top 5 airlines flying from Portsmouth to Zagreb

Discover the top 5 airlines that operate flights from Portsmouth to Zagreb. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£47Average£115FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£97Average£221FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Croatia AirlinesCheapest£116Average£211FlexibilityNo cancel feeOn-time81%
Search Croatia Airlines flights
LufthansaCheapest£159Average£186FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£160Average£225FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Portsmouth to Zagreb via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Zagreb flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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