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OLB to ORD: distance & flight time
Olbia (Olbia Costa Smeralda Airport) → Chicago (Chicago O'Hare International Airport)
4,738 mi
7,625 km · 4,117 nm
9h 45m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OLB→ORD fares Phone-only fares on this route — call free
Flight time details
4,738 miles nonstop takes roughly 9h 45m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OLB — Olbia Costa Smeralda Airport · Olbia, Italy
- 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 OLB
- FSC · Figari Sud-Corse Airport47 mi away
- PRP · Propriano Airport62 mi away
- AHO · Alghero-Fertilia Airport67 mi away
- TTB · Tortolì Airport68 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 OLB from ORD?
The flight distance from Olbia (OLB) to Chicago (ORD) is 4,738 miles (7,625 km, 4,117 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLB to ORD?
A nonstop flight takes about 9h 45m 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 Olbia and Chicago?
Chicago is 7 hours behind Olbia.
What is the cheapest way to fly from OLB to ORD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLB–ORD that never appear on search engines, with no booking fees.