The calculated distance (air line) between Abu Dhabi and Umm Al Quwain City is approximately 106 miles respectively 170 kilometers.
By car or train, the actual journey to Umm Al Quwain City is certainly longer, as only the direct route (as the crow flies) between Abu Dhabi and Umm Al Quwain City has been calculated here.
Air line (approximately)
170 kilometers
92 nautical miles