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ONO to ORD: distance & flight time
Ontario (Ontario Municipal Airport) → Chicago (Chicago O'Hare International Airport)
1,470 mi
2,366 km · 1,277 nm
3h 40m
estimated nonstop flight time
+1h
time difference · heading east
See live ONO→ORD fares Phone-only fares on this route — call free
Flight time details
1,470 miles nonstop takes roughly 3h 40m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- ORD — Chicago O'Hare International Airport · Chicago, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 mi away
Frequently asked questions
How far is ONO from ORD?
The flight distance from Ontario (ONO) to Chicago (ORD) is 1,470 miles (2,366 km, 1,277 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to ORD?
A nonstop flight takes about 3h 40m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Ontario and Chicago?
Chicago is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONO to ORD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–ORD that never appear on search engines, with no booking fees.