China Southern Airlines Online Check-In
Flying with China Southern (CZ)? Here's how to check in online, manage baggage, and get your boarding pass for domestic and international flights.
▶ Visit China Southern WebsiteCheck-In Process
China Southern offers online check-in via its website and mobile app:
- 🌐 Available from 24 hours to 1 hour before departure (48 hours for some international routes)
- 🖥️ Visit csair.com or use the China Southern app
- 🔑 Enter ticket number or booking reference + passenger name
- 📲 Select seat and get your boarding pass (PDF or mobile)
Boarding Pass
You can present a printed or mobile boarding pass. Boarding typically closes 15–30 minutes before departure, depending on airport and destination.
Baggage Rules
- Carry-on: Economy – 1×5–7 kg; Business/First – 2×7 kg
- Checked baggage: Economy – 1×20–23 kg for domestic; international varies by route
- Extra baggage: Available online or at the airport with additional fees
Frequently Asked Questions
| Question | Answer |
|---|---|
| Is online check-in available? | Yes – for most routes via web or app |
| Where is China Southern based? | Guangzhou Baiyun International Airport (CAN), China |
| Can I check in on my phone? | Yes – with the China Southern mobile app |
Contact & Support
📞 Global Service: +86 400 869 5539
📱 Mobile App: Available for iOS & Android
📍 HQ: Guangzhou, Guangdong, China
China Southern Airlines Fleet & Check-in Guide
- Airbus A320, A321, A330, A350, Boeing 737-800, Boeing 777-300ER
- Online Check-in: Available 48–2 hours before departure on China Southern Airlines website/app.
- Baggage: 1×7 kg cabin bag, 20–30 kg checked (standard).
- Counter hours: Open 3h before departure.
- Mobile check-in: Available via app/mobile site.