KLM Customer Service Number
KLMklm.com
TOLL-FREECOMPANY-PUBLISHED NUMBER
Reservations and flight information — US
1-800-618-0104United States
Official sourceChecked 2026-09-10
Toll-free in the listed region. Mobile airtime or international charges may apply.
Review Blog Day is an independent directory, not KLM’s customer service team. The numbers above belong to the company, not this directory.
How to contact KLM
Choose the channel that matches your question. Country and department labels apply to that contact only.
Official help and contact information
Source · Checked 2026-09-10Official website
Source · Checked 2026-09-10Review Blog Day is independent and is not affiliated with KLM. We cannot access accounts, make reservations or resolve company support cases.
Before contacting the airline
Use reservations for booking questions and a separately labelled baggage channel for luggage issues. If you booked through an agency, check who issued your ticket. Share booking information only through the airline’s secure official channels.