Year-round direct route · 2,730 km
Ontario (ONT) to Chicago (ORD)
Nonstop service operated by United Airlines. Around 3h 55m gate to gate over 2,730 km (1,696 mi).
Route facts
| Airlines | United Airlines |
| Service | Year-round |
| Distance | 2,730 km / 1,696 mi |
| Est. flight time | about 3h 55m |
| Return direction | see ORD departures |
Times are estimates from distance; days of operation and schedules change. Verify with the airline before booking.
ORD · Chicago O'Hare International Airport
Chicago, United States