Chicago to Buffalo Flights ORD → BUF

Chicago O'Hare International Airport → Buffalo Niagara International Airport

🇺🇸 Chicago, US → 🇺🇸 Buffalo, US

The Chicago to Buffalo route connects Chicago O'Hare International Airport (ORD) in US with Buffalo Niagara International Airport (BUF) in US. This short-haul flight covers approximately 473 miles (761 km) with a typical flight time of 1h 22m. This route is served by 5 airlines: Envoy Air, GoJet, Republic and others. AirportRoutes has tracked 5 daily flights on this route.

Departure Airport

Chicago O'Hare International Airport

ICAO Code:
KORD
IATA Code:
ORD
City:
🇺🇸 Chicago
Country:
US
Elevation:
680 ft

Destination Airport

Buffalo Niagara International Airport

ICAO Code:
KBUF
IATA Code:
BUF
City:
🇺🇸 Buffalo
Country:
US
Elevation:
728 ft

5

Operators

5

Daily Flights

473

Miles

1h 22m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Envoy Air ENY MQ
GoJet GJS G7
Republic RPA YX
SkyWest SKW OO
United UAL UA

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 6 15%
Tuesday 4 10%
Wednesday 7 17%
Thursday 4 10%
Friday 5 12%
Saturday 8 20%
Sunday 7 17%

Pattern Analysis

5 Daily Flights:
ENY4402 ENY3691 GJS4449 SKW5597 UAL3772
Data Points: 41
API observations used to build this analysis
Weekdays: 26 flights
Weekend: 15 flights
Business Route More active on weekdays

All Flight Routes

5 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
Envoy Air
ENY / MQ
ENY4402 ENY3691 E75L 21:05 9:05 PM (Representative)
M T W T F S S
Feb 9, 2026 Active
GoJet
GJS / G7
GJS4449 CRJ7 13:55 1:55 PM (Representative)
M T W T F S S
Jan 29, 2026 Active
Republic
RPA / YX
- E75L -
M T W T F S S
Aug 9, 2025 Active
SkyWest
SKW / OO
SKW5597 CRJ7 13:55 1:55 PM (Representative)
M T W T F S S
Jan 12, 2026 Active
United
UAL / UA
UAL3772 B78X 09:00 9:00 AM (Representative)
M T W T F S S
Jan 2, 2026 Active
Total Routes: 5
Active Routes: 5
Unique Airlines: 5
Aircraft Types: 5

Spotted Departure Times

Departure Time Operator ICAO IATA
09:00 9:00 AM United UAL UA
13:55 1:55 PM GoJet GJS G7
13:55 1:55 PM SkyWest SKW OO
21:05 9:05 PM Envoy Air ENY MQ

Time Information

Times are shown in the departure airport's local timezone (KORD - America/Chicago).

Total Departure Times: 4
Time Range:
09:00 - 21:05
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.