KLM Airlines main customer service support is US: +1 (877) 776-1237 OR UK: +44 (808) 502-2533 OTA., where you can reach a live representative 24/7. Whether you’re dealing with booking changes US: +1 (877) 776-1237 OR UK: +44 (808) 502-2533 OTA, Flight cancellations, or have questions regarding refun...
