New calculation
Flight distance & time
Dupage Airport → Buffalo Niagara International Airport
DPABUF
- Distance
- 789 km · 490 mi
- Flight time
- 01h 44m
- CO₂ per passenger
- 71 kg
This Dupage Airport → Buffalo Niagara International Airport route is 789 km (490 mi) end to end. The estimated flight time is 01h 44m, and a passenger's share of CO₂ works out at roughly 71 kg.
See the reverse route: Buffalo Niagara International Airport → Dupage Airport
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Your route
- FromDPADupage AirportChicago/West Chicago, Illinois
- ToBUFBuffalo Niagara International AirportBuffalo, New York
Flight map
Track your lifetime distance flown across every trip.
Route service
We don't have scheduled-service data for this route — it may be operated by non-commercial or charter flights only.
Common questions
Dupage Airport to Buffalo Niagara International Airport FAQ
How far is Dupage Airport from Buffalo Niagara International Airport?
Dupage Airport (DPA) and Buffalo Niagara International Airport (BUF) are 789 km (490 mi) apart, measured along the great-circle route.
How long is the flight from Dupage Airport to Buffalo Niagara International Airport?
A direct DPA–BUF flight covers the distance in about 01h 44m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Dupage Airport to Buffalo Niagara International Airport produce?
A passenger's share of CO₂ on the DPA–BUF route is roughly 71 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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