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UA 3640 Rochester to Chicago Flight Status

United Airlines Flight UA3640 from Rochester International Airport ROC to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on April 26th, 2026.
Check the table below for UA3640's most recent flight history:

UA 3640 Flight Status & Schedule

Date Departure Arrival Status
Apr 26 10:50 11:24
Landed
Track >
Apr 19 10:51 11:22
Landed
Track >
Apr 12 10:47 11:15
Landed
Track >

United Airlines UA 3640 Rochester to Chicago Flight Information

United Airlines Flight UA3640 connects Rochester, United States to Chicago, United States, taking off from Rochester International Airport ROC and landing at Chicago O'Hare International Airport ORD.

How long is the UA3640 flight from Rochester to Chicago?

The average flight time from Rochester to Chicago is 1 hour and 31 minutes. The flight distance is 847 km / 526 miles and the average flight speed is 559 km/h / 347 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3640 Rochester 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 1.

When was the latest UA3640 flight?

The latest flight took off on Sunday, April 26th, 2026 with the flight status being Landed on 11:24.

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, 0% of all UA3640 flights are delayed. The average delay is 0 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 Rochester ROC to Chicago ORD Flights

Flight UA3640 is code-shared by 2 airlines using the flight numbers AC4125, NZ2822

Other flights departing from Rochester ROC: UA4531, G43479, DL5330, DL5100

Other flights arriving at Chicago ORD: UA5846, AA5977, UA5407, UA6054

All flights connecting Rochester ROC to Chicago ORD.

UA3640 United Airlines Flight: Rochester 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.