Are you looking for the June 15th, 2026 UA 3640 Chicago to Albuquerque flight? Click here to go to our UA3640 Chicago to Albuquerque Flight Status page >

UA 3640 Toronto to Chicago Flight Status

United Airlines Flight UA3640 from Toronto Pearson International Airport YYZ to Chicago O'Hare International Airport ORD is not scheduled for today June 15th, 2026.
The last time the flight was scheduled was on March 26th, 2026.
Check the table below for UA3640's most recent flight history:

UA 3640 Flight Status & Schedule

Date Departure Arrival Status
Mar 26 21:41 22:10
Landed
Track >
Mar 25 21:09 21:23
Landed
Track >
Mar 24 21:19 21:35
Landed
Track >
Mar 23 21:46 22:10
Landed
Track >
Mar 22 21:16 21:47
Landed
Track >

United Airlines UA 3640 Toronto to Chicago Flight Information

United Airlines Flight UA3640 connects Toronto, Canada to Chicago, United States, taking off from Toronto Pearson International Airport YYZ and landing at Chicago O'Hare International Airport ORD.

How long is the UA3640 flight from Toronto to Chicago?

The average flight time from Toronto to Chicago is 1 hour and 18 minutes. The flight distance is 700 km / 435 miles and the average flight speed is 499 km/h / 310 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3640 Toronto to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA3640 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3640 arriving at?

Flight UA3640 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest UA3640 flight?

The latest flight took off on Friday, March 27th, 2026 with the flight status being Landed on 22:10.

How else can the flight UA3640 be referenced as?

This United Airlines flight can also be referenced as UAL3640, UA 3640, UAL 3640.

How often is flight UA3640 delayed?

On average, 20% of all UA3640 flights are delayed. The average delay is 6 minutes.

Can I get compensation for my delayed or cancelled UA3640 flight or baggage issues?

If your UA3640 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 UA3640 Flight Tracker above for more details.

UA3640 and Toronto YYZ to Chicago ORD Flights

Flight UA3640 is code-shared by 2 airlines using the flight numbers AC4961, NZ9812

Other flights departing from Toronto YYZ: AC8052, RV1628, AC698, AC157

Other flights arriving at Chicago ORD: QR8105, UA5967, UA1753, UA2497

All flights connecting Toronto YYZ to Chicago ORD.

UA3640 United Airlines Flight: Toronto to Chicago Route Map

UA3640 United Airlines Flight Map: Toronto to Chicago
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.