Diethelm Travel is an award-winning inbound tour operator servicing Asia. Our focus on delivery, heritage and local experience has enabled us to maintain a high level of service, which is reflected in all aspects of its operations.


custom tours


years experience


countries in Asia

what’s happening

Diethelm offices worldwide

"Jane the tour guide was amazing, funny and knowledgeable. The brevity of the tour was appreciated as well."


Travel is fatal to prejudice, bigotry, and narrow-mindedness.

Mark Twain