Croatia Airlines

Q: What are Croatia Airlines' airline codes?

Croatia Airlines' IATA code is OU , its ICAO code is CTN , and its callsign is CROATIA .

OU CTN

Croatia Airlines is Croatia's flag carrier and a Star Alliance member based in Zagreb. This guide covers its hubs, network, fleet, cabins, baggage, check-in, Miles & More and airport transportation.

17
Aircraft: 39
Destinations: ZAG
Hub: Star Alliance
Alliance

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The airline

About Croatia Airlines

Schedules, aircraft assignments, terminals and fare rules can change. Confirm operational details directly with Croatia Airlines before travel.

Official name: Croatia Airlines d.d.
Callsign: CROATIA
Country: Croatia
Founded: 1989 (as Zagal – Zagreb Airlines; renamed Croatia Airlines in 1990)
Head office: Zagreb, Croatia
Alliance: Star Alliance (member since 2004)
Frequent-flyer program: Miles & More
Official website: croatiaairlines.com

Croatia Airlines is the flag carrier of Croatia, founded on 7 August 1989 as Zagal (Zagreb Airlines) and renamed Croatia Airlines in 1990. Croatia Airlines d.d. is headquartered in Zagreb and has been a member of Star Alliance since 2004, with Miles & More as its frequent-flyer program.

Its hub is Zagreb Franjo Tuđman Airport, and it also runs a large seasonal operation from Split and Dubrovnik. In the 2026 summer season it connects Croatia with 32 international destinations across Europe, alongside domestic flights between Zagreb, Split, Dubrovnik, Zadar and Pula, and flights from Rijeka and Osijek to Munich. Most coastal routes operate in the summer season, from late March to late October.

The fleet is built around the Airbus A220-100 and A220-300, which fly most routes, alongside the Airbus A319.

Network

Where Croatia Airlines flies

Routes and frequencies change with the season, and many coastal routes operate only in summer. Some flights sold with an OU flight number are operated by Star Alliance partners; check the "operated by" line when you book.

Croatia

Domestic flights link Zagreb with Split, Dubrovnik, Zadar and Pula, plus a Pula–Zadar service.

From Zagreb

Flights to cities including Amsterdam, Barcelona, Berlin, Brussels, Copenhagen, Frankfurt, London Heathrow, Munich, Paris, Prague, Sarajevo, Skopje, Vienna and Zurich.

From Split and Dubrovnik

In the 2026 summer season, Split has direct flights to cities including Athens, Dublin, Düsseldorf, Istanbul, London, Munich, Oslo and Skopje, and Dubrovnik to Athens, Frankfurt, Munich, Paris, Prague, Rome, Stuttgart and Zurich.

Rijeka and Osijek

Both airports have year-round flights to Munich.

Aircraft

Croatia Airlines fleet

Croatia Airlines flies an Airbus fleet built around the A220. The aircraft shown at booking is not guaranteed until departure.

Airbus A220

The A220-100 and A220-300 operate most international and domestic routes from Zagreb, Split and Dubrovnik.

Airbus A319

The A319 flies selected European and domestic routes.

On board

Croatia Airlines cabin classes

Cabins depend on the aircraft and route. Check the seat map and fare conditions before you buy.

Business Class

Includes priority check-in, two pieces of hand baggage, business lounge access, fast track where available and an empty seat next to you.

Economy

The standard cabin, sold in the FlyEasy, FlyOpti and FlyFlexi fare families, which differ in baggage, changes and other conditions.

Before you fly

Practical information

Baggage Cabin bags, checked bags, missing luggage

Croatia Airlines baggage allowances depend on the fare family, cabin and route.

Carry-on

Economy passengers can bring one cabin bag of up to 8 kg and 55 x 40 x 23 cm, plus one personal item of up to 4 kg and 40 x 30 x 10 cm. Business Class allows two cabin bags, though some aircraft types limit this to one.

Checked baggage

The checked allowance depends on the fare family and route. Bags over the cabin size or weight limits are carried as checked baggage.

Special items

Strollers, car seats, sports equipment, pets and mobility aids follow separate rules. Check the official Croatia Airlines baggage page before you fly.

Check-in and boarding Steps before departure

Online check-in on croatiaairlines.com opens 36 hours before departure and closes 60 minutes before. At the airport, Croatia Airlines advises checking in 120 minutes before departure; check-in closes 60 minutes before and bag drop 90 minutes before departure.

1 Confirm
Confirm the operating airline, airport and terminal.
2 Documents
Review passport, visa and entry requirements for your destination.
3 Check in
Check in online or in the app as soon as it opens.
4 Boarding pass
Download the mobile boarding pass or print it.
5 Arrive early
Allow time for bag drop, security and, on flights outside the Schengen area, passport control.

Lounges

Business Class passengers on Croatia Airlines have business lounge access, and eligible Star Alliance Gold members can also use partner lounges. Access depends on cabin, status and itinerary. Check the location and opening hours before you travel.

Loyalty program

Croatia Airlines is a Miles & More partner, the frequent-flyer program shared with Lufthansa Group airlines. Members earn miles on Croatia Airlines and other Star Alliance flights and redeem them for flights and upgrades. Program rules change, so check your account for the conditions that apply to your trip.

Flight status and customer service Official sources

For current operational information, use Croatia Airlines' official services:

Croatia Airlines website

croatiaairlines.com for booking, check-in, trip management and flight status

Croatia Airlines app

The official mobile app, linked from croatiaairlines.com, for trip management and flight information

Where you land

Croatia Airlines airports

Croatia Airlines is based at Zagreb and adds many seasonal flights from the Adriatic coast. Check the departure airport on your ticket before you book a transfer.

Zagreb Franjo Tuđman Airport Hub

ZAG · Zagreb

Croatia Airlines' hub and home base, with year-round flights to major European cities and domestic connections to Split, Dubrovnik, Zadar and Pula. All flights use the airport's single passenger terminal.