AS 4780 Rochester to Chicago Flight Status

Alaska Airlines Flight AS4780 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 February 11th, 2026.
Check the table below for AS4780's most recent flight history:

AS 4780 Flight Status & Schedule

Date Departure Arrival Status
Feb 11 19:02 19:28
Landed
Track >
Feb 10 18:35 19:11
Landed
Track >
Feb 09 18:37 19:08
Landed
Track >
Feb 08 18:50 19:20
Landed
Track >
Feb 07 17:20 17:56
Landed
Track >

Alaska Airlines AS 4780 Rochester to Chicago Flight Information

Alaska Airlines Flight AS4780 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 AS4780 flight from Rochester to Chicago?

The average flight time from Rochester to Chicago is 1 hour and 39 minutes. The flight distance is 847 km / 526 miles and the average flight speed is 507 km/h / 315 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4780 Rochester to Chicago?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4780 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS4780 arriving at?

Flight AS4780 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.

When was the latest AS4780 flight?

The latest flight took off on Thursday, February 12th, 2026 with the flight status being Landed on 19:28.

How else can the flight AS4780 be referenced as?

This Alaska Airlines flight can also be referenced as ASA4780, AS 4780, ASA 4780.

How often is flight AS4780 delayed?

On average, 20% of all AS4780 flights are delayed. The average delay is 33 minutes.

Can I get compensation for my delayed or cancelled AS4780 flight or baggage issues?

If your AS4780 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 AS4780 Flight Tracker above for more details.

AS4780 and Rochester ROC to Chicago ORD Flights

Other flights departing from Rochester ROC: AA5928, AA3765, AA4504, UA1796

Other flights arriving at Chicago ORD: AA1191, AA4545, AA4435, AA3765

All flights connecting Rochester ROC to Chicago ORD.

AS4780 Alaska Airlines Flight: Rochester to Chicago Route Map

AS4780 Alaska Airlines Flight Map: Rochester 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.