AC 3221 Buffalo to Chicago Flight Status

Air Canada Flight AC3221 from Buffalo Niagara International Airport BUF to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 27th, 2026.
Check the table below for AC3221's most recent flight history:

AC 3221 Flight Status & Schedule

Date Departure Arrival Status
Feb 27 19:29 19:54
Landed
Track >
Feb 26 19:22 19:44
Landed
Track >
Feb 23 20:18 20:36
Landed
Track >
Feb 22 22:00 20:30
Unknown
Track >
Feb 20 19:53 20:19
Landed
Track >

Air Canada AC 3221 Buffalo to Chicago Flight Information

Air Canada Flight AC3221 connects Buffalo, United States to Chicago, United States, taking off from Buffalo Niagara International Airport BUF and landing at Chicago O'Hare International Airport ORD.

How long is the AC3221 flight from Buffalo to Chicago?

The average flight time from Buffalo to Chicago is 1 hour and 22 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 534 km/h / 332 mph.

What is the On-Time Performance (OTP) of Air Canada Flight AC3221 Buffalo to Chicago?

The Airportia On-Time Performance Rating for Air Canada Flight AC3221 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AC3221 arriving at?

Flight AC3221 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest AC3221 flight?

The latest flight took off on Saturday, February 28th, 2026 with the flight status being Landed on 19:54.

How else can the flight AC3221 be referenced as?

This Air Canada flight can also be referenced as ACA3221, AC 3221, ACA 3221.

How often is flight AC3221 delayed?

On average, 20% of all AC3221 flights are delayed. The average delay is 51 minutes.

Can I get compensation for my delayed or cancelled AC3221 flight or baggage issues?

If your AC3221 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AC3221 Flight Tracker above for more details.

AC3221 and Buffalo BUF to Chicago ORD Flights

Other flights departing from Buffalo BUF: WN568, UA4584, WN719, WN716

Other flights arriving at Chicago ORD: UA699, UA1850, UA2480, UA4584

All flights connecting Buffalo BUF to Chicago ORD.

AC3221 Air Canada Flight: Buffalo to Chicago Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.