Distance between Phoenix and O'Fallon
Distance from Phoenix, AZ to O'Fallon, IL is 1285 miles / 2068 kilometers.
Map showing the distance from Phoenix to O'Fallon
![]() |
Air distance: | miles km |
Phoenix, AZ
City: | Phoenix, AZ |
Country: | United States |
O'Fallon, IL
City: | O'Fallon, IL |
Country: | United States |
Time difference between Phoenix and O'Fallon
The time difference between Phoenix and O'Fallon is 1 hour. O'Fallon is 1 hour ahead of Phoenix. Current local time in Phoenix is 16:50 MST (2025-02-27) and time in O'Fallon is 17:50 CST (2025-02-27).