While purchasing the first ticket, you can mark the Return button, or after purchasing one-way, you can re-enter the system and purchase the return tickets by examining the reverse route sign with the reverse route sign.
When you search for flights between Shenzhen and İstanbul, all active companies and flight times on the date you entered are listed. You can find the cheapest flight tickets by sorting this list by price.
The most frequently used airline companies from Shenzhen to İstanbul are generally
Etihad Airways,
Air France,
China Eastern Airlines,
Sichuan Airlines,
Singapore Airlines,
Shanghai Airlines,
China Southern Airlines,
Korean Air,
Asiana Airlines,
Air China
are companies.