How much is a karwa bus card?
Is Karwa bus free?
Fares start from 3 riyals for trips within Doha and from 4 riyals for trips outside the capital. Bus services usually run every day from 4am to 11pm. Passengers must first buy a Karwa smartcard, which is available at airport vending machines, Doha Bus Station, the Pearl Qatar, and dozens of merchant outlets.