How to take the bus from Tunis Carthage International airport
Basically, there is no metro/train service from the airport to the city (Tunis) which is about 6km away, which leaves buses being the cheapest transport option for movement from Tunis Carthage international airport to the city.
TRANSTU Buses
There are two bus lines operated by TRANSTU that run from the airport to Tunis Marine station.
Bus ride duration to Tunis Marine- 30 minutes
Bus line Number 35.
These leave the airport every 30 minutes from around 6 am.
Bus fare-0.75 Tunisian Dinar
TUT buses
This bus is more luxurious than bus number 35.
Frequency: TUT buses depart after every 15 minutes.