From Istanbul Ataturk Airport:
Private Taxi
You can take a taxi just outside the Arrivals Hall. An average trip takes 30–40 minutes and can cost approximately 70 TL; depending on traffic density the cost can rise by 5–10 TL.
Subway
You can also take the subway M1 in the direction of Yenikapı and get off at Yenikapı Station. Then, you should change to M2 in the direction of Hacıosman and get off at Levent Station.
Finally, you should take M6 in the direction of Boğaziçi Universitesi and get off at the terminal station. This trip takes almost an hour and costs 12 TL if you have an Istanbul Card.
You can obtain an Istanbul Card from vending machines at every station in exchange for 6 TL.
Havataş Shuttle Services
Using the Taksim shuttle, you can reach Taksim and then take the subway from there to reach the university.
From Taksim, you can take the subway M2 in the direction of Hacıosman and get off at Levent station. From there, you should change to M6 in the direction of Boğaziçi Üniversitesi and get off at the terminal station.
This trip lasts nearly 50 minutes in light traffic and costs 20 TL. For subway, you will need the Istanbul Card. You can obtain the Istanbul Card from vending machines at every station in exchange for 6 TL.
From Sabiha Gökçen Airport:
Havataş Shuttle Services
Using the Taksim shuttle, you can also get off at Levent (Metrocity Station) and then take the subway there to reach the university. From Levent, you need to take M6 in the direction of Boğaziçi Üniversitesi and get off at the terminal station. This trip lasts nearly 60 minutes in light traffic and costs 20 TL. To use the subway, you will need the Istanbul Card, which can be obtained from vending machines at every station in exchange for 6 TL.
Private Taxi
Using TEM highway, it can take 50 minutes in light traffic and costs 105–110 TL with the possibility of 5–10 TL rise due to heavy traffic.
To arrive to Bogazici University–Guney Campus:
From Kabataş: 43R
From Beşiktaş: 43R, 559C
From Taksim: 559C
From Mecidiyekoy: 59R
From Sariyer/Haciosman: 59RS
From Levent : 59R, 59RS numbered buses can be taken.
Note: For departure times you can download “Trafi” app from both, the Google Play Store and the App Store.
Besides, by using the subway you can reach Bogazici University. Take the M2 subway line to Levent station, then transfer to M6 Levent-Bogazici University subway line and get off at the terminal station.