Driving distance from Blackwell, OK to TUL. The total driving distance from Blackwell, OK to TUL is 119 miles or 192 kilometers. Your trip begins in Blackwell, Oklahoma. It ends at Tulsa International Airport in Tulsa, Oklahoma. If you are planning a road trip, you might also want to calculate the total driving time from Blackwell, OK to TUL so you can see when you'll arrive at your destination.