Turkish Airlines Flight 664 Deals & Information (2025/2026)

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Frequently asked questions

What route does flight number TK664 take?
TK664 takes roughly 2 hours and 50 minutes to jet directly from TUN to Istanbul Airport. We all know there’s magic in the destination, but half the fun is in the journey!
What terminal does TK664 fly out of?
Flight number TK664 runs between TUN and Istanbul Airport (ISL-Ataturk Intl.), and travelers taking this flight commonly jet off from Terminal M.
What kind of plane is on flight number TK664?
The route for TK664 is generally Tunis - Carthage Intl. Airport (TUN) to Istanbul Airport, and the Airbus A321 is the type of aircraft you’ll probably be flying on.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your TK664 flight with Travelocity, please visit our Customer Service Portal.