Distance between Ubon Ratchathani and Phnom Penh is 392.07 km.
This distance is equal to 243.62 miles, and 211.56 nautical miles.
The distance line on map shows distance from Ubon Ratchathani to Phnom Penh between two cities.
If you travel with an airplane (which has average speed of 560 miles) between Ubon Ratchathani to Phnom Penh,
It takes 0.44 hours to arrive.