Oil refinery factory on the sea in Izmit, Turkey. Petrochemical plant structure on manufacturing oil refinery. Tupras Izmit petroleum refinery. Tupras is Turkey's largest oil refinery.

Cheap flights to Kocaeli

View €50 flight on Fri, 26 Jun 2026Opens in a new window

Popular airlines to Kocaeli

  • Turkish Airlines

  • Lufthansa

  • British Airways

  • KLM

  • LOT-Polish Airlines

  • Air France

  • Emirates

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Cheap round-trip flights to Kocaeli

Prices were available within the past 7 days and start at €50 for one-way flights and €100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Pegasus Airlines
Tue, 16 Jun - Sun, 21 Jun
SOF
Sofia
SAW
Istanbul
€100 Return, found 7 hours ago
€100
Return
found 7 hours ago
Select Pegasus Airlines flight, departing Tue, 16 Jun from Sofia to Istanbul, returning Sun, 21 Jun, priced at €100 found 7 hours ago
Pegasus Airlines
Fri, 26 Jun - Sun, 28 Jun
SOF
Sofia
SAW
Istanbul
€102 Return, just found
€102
Return
just found
Select Pegasus Airlines flight, departing Fri, 26 Jun from Sofia to Istanbul, returning Sun, 28 Jun, priced at €102 just found
Pegasus Airlines
Thu, 25 Jun - Sun, 28 Jun
SOF
Sofia
SAW
Istanbul
€103 Return, just found
€103
Return
just found
Select Pegasus Airlines flight, departing Thu, 25 Jun from Sofia to Istanbul, returning Sun, 28 Jun, priced at €103 just found
Pegasus Airlines
Sat, 27 Jun - Sun, 28 Jun
OTP
Bucharest
SAW
Istanbul
€104 Return, found 1 day ago
€104
Return
found 1 day ago
Select Pegasus Airlines flight, departing Sat, 27 Jun from Bucharest to Istanbul, returning Sun, 28 Jun, priced at €104 found 1 day ago
Pegasus Airlines
Fri, 19 Jun - Mon, 22 Jun
OTP
Bucharest
SAW
Istanbul
€108 Return, just found
€108
Return
just found
Select Pegasus Airlines flight, departing Fri, 19 Jun from Bucharest to Istanbul, returning Mon, 22 Jun, priced at €108 just found
Pegasus Airlines
Tue, 23 Jun - Tue, 30 Jun
SOF
Sofia
SAW
Istanbul
€108 Return, found 12 hours ago
€108
Return
found 12 hours ago
Select Pegasus Airlines flight, departing Tue, 23 Jun from Sofia to Istanbul, returning Tue, 30 Jun, priced at €108 found 12 hours ago
ITA Airways
Thu, 5 Nov - Fri, 13 Nov
ATH
Athens
SAW
Istanbul
€360 Return, found 1 day ago
€360
Return
found 1 day ago
Select ITA Airways flight, departing Thu, 5 Nov from Athens to Istanbul, returning Fri, 13 Nov, priced at €360 found 1 day ago
KLM
Wed, 4 Nov - Wed, 11 Nov
DUB
Dublin
SAW
Istanbul
€389 Return, found 22 hours ago
€389
Return
found 22 hours ago
Select KLM flight, departing Wed, 4 Nov from Dublin to Istanbul, returning Wed, 11 Nov, priced at €389 found 22 hours ago
Iberia
Tue, 12 Jan - Sat, 23 Jan
DUB
Dublin
SAW
Istanbul
€407 Return, found 1 hour ago
€407
Return
found 1 hour ago
Select Iberia flight, departing Tue, 12 Jan from Dublin to Istanbul, returning Sat, 23 Jan, priced at €407 found 1 hour ago
Air Arabia
Thu, 16 Jul - Wed, 22 Jul
WAW
Warsaw
SAW
Istanbul
€793 Return, found 9 hours ago
€793
Return
found 9 hours ago
Select Air Arabia flight, departing Thu, 16 Jul from Warsaw to Istanbul, returning Wed, 22 Jul, priced at €793 found 9 hours ago
Book with confidence

About Kocaeli

Expedia offers flights to Kocaeli to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Kocaeli or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Trending flights to Kocaeli

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Pegasus Airlines
Thu, 5 Nov - Mon, 16 Nov
DUB
Dublin
SAW
Istanbul
€148 Return, found 3 days ago
€148
Return
found 3 days ago
Select Pegasus Airlines flight, departing Thu, 5 Nov from Dublin to Istanbul, returning Mon, 16 Nov, priced at €148 found 3 days ago

Frequently asked questions

How do I find cheap flights to Kocaeli that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to deliver you the most flexible airfares available. Simply check the "No change fee" box directly below the "Flexible change policies" subheading to find the best flights to Kocaeli.
How can I find cheap tickets to Kocaeli?
One of the easiest ways to get your hands on cheap tickets to Kocaeli is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The lowest price for a flight to Kocaeli in the last seven days was €100. Booking well ahead will usually help you score an even better deal.
How much is a flight to Kocaeli?
If you were jetting one way from Sofia (SOF), you could've landed a cheap seat for €50 in the last seven days. Round-trip journeys to Kocaeli ranged from €100 to €793 during this same period.
How much is a plane ticket to Kocaeli?
In the last seven days, plane tickets to Kocaeli varied from €100 to €793.
What is the best time to go to Kocaeli?
A lovely time to travel to Gebze is after June 20 when the summer season starts. In Kocaeli's major city, average temperatures fluctuate from 18ºC to 27ºC during this time — prime weather for sightseeing! July, August and September are the most popular months to explore this destination.
What months are the cheapest to book a flight to Kocaeli?
The ideal month to book budget flights to Kocaeli is February. Keep in mind that in the USA, an expensive time to secure a seat is the busy month of December.

Book with confidence

About Kocaeli

Expedia offers flights to Kocaeli to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Kocaeli or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Kocaeli
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