KLM Royal Dutch Airlines Online Check-In Guide (2026)
KLM online check-in opens 30 hours before departure (24 hours for US flights) and closes 40-60 minutes before. You can check in via klm.com, the KLM app, or airport kiosks, and receive a mobile boarding pass.
Page updated: August 2026
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Call to Check for a Last-Minute UpgradeCheck-In Timing
| Airline | KLM Royal Dutch Airlines (KL) |
|---|---|
| Check-In Opens | 30 hours before departure (24 hours for flights to/from the United States). |
| Check-In Closes | European flights: 40 minutes before departure. Intercontinental flights: 60 minutes before departure. |
| Check-In URL | https://www.klm.com/check-in |
| Mobile App | KLM app (iOS, Android) |
| Mobile Boarding Pass | Yes |
| Airport Kiosk | Yes |
Step-by-Step Check-In Guide
- Visit klm.com/check-in or open the KLM app
- Enter your booking code and surname, or log in to your account
- Select the passengers you want to check in
- Choose or confirm your seat assignment
- Add any extra baggage if needed
- Download or print your boarding pass
Documents Needed
Booking code, passport, and any required visas or health documents for your destination.
Seat Selection
During check-in, standard seats are assigned for free. You can also select paid seats (like Economy Comfort or extra legroom) if available.
International Check-In Rules
Passport details must be provided via APIS. Travel documents (including visas and ESTA for US flights) are verified during check-in.
Group Check-In
You can check in up to 9 passengers at the same time if they are in the same booking.
Troubleshooting
1. "Cannot check in online" - Often means travel documents need manual verification at the airport. 2. "Flight operated by partner" - You may need to check in on the partner airline's website. 3. "App not working" - Try using the website or check in at an airport kiosk.
Frequently Asked Questions
- When does online check-in open?
- 30 hours before departure, or 24 hours for flights to/from the US.
- Can I get a mobile boarding pass?
- Yes, via the KLM app, email, or My Trip.
- What if I can't check in online?
- You can check in at a self-service kiosk or desk at the airport.