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CGX to BUF: distance & flight time
Chicago (Chicago Meigs Airport) → Buffalo (Buffalo Niagara International Airport)
459 mi
738 km · 399 nm
1h 28m
estimated nonstop flight time
+1h
time difference · heading east
See live CGX→BUF fares Phone-only fares on this route — call free
Flight time details
459 miles nonstop takes roughly 1h 28m 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
- CGX — Chicago Meigs 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 CGX
- ORD · Chicago O'Hare International Airport17 mi away
- MDW · Chicago Midway International Airport9 mi away
- GYY · Gary Chicago International Airport20 mi away
- PWK · Chicago Executive Airport23 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 CGX from BUF?
The flight distance from Chicago (CGX) to Buffalo (BUF) is 459 miles (738 km, 399 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGX to BUF?
A nonstop flight takes about 1h 28m 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 CGX to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGX–BUF that never appear on search engines, with no booking fees.