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ORD to BUF: distance & flight time
Chicago (Chicago O'Hare International Airport) → Buffalo (Buffalo Niagara International Airport)
472 mi
760 km · 410 nm
1h 30m
estimated nonstop flight time
+1h
time difference · heading east
See live ORD→BUF fares Phone-only fares on this route — call free
Flight time details
472 miles nonstop takes roughly 1h 30m 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
- ORD — Chicago O'Hare International Airport · Chicago, United States
- BUF — Buffalo Niagara International Airport · Buffalo, 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 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
Near BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is ORD from BUF?
The flight distance from Chicago (ORD) to Buffalo (BUF) is 472 miles (760 km, 410 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to BUF?
A nonstop flight takes about 1h 30m 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 Chicago and Buffalo?
Buffalo is 1 hour ahead of Chicago.
What is the cheapest way to fly from ORD to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–BUF that never appear on search engines, with no booking fees.