Are you looking for the June 4th, 2026 AS 4459 Philadelphia to Chicago flight? Click here to go to our AS4459 Philadelphia to Chicago Flight Status page >

AS 4459 Buffalo to Chicago Flight Status

Alaska Airlines Flight AS4459 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 January 5th, 2026.
Check the table below for AS4459's most recent flight history:

AS 4459 Flight Status & Schedule

Date Departure Arrival Status
Jan 05 18:36 19:03
Landed
Track >
Jan 04 18:51 19:12
Landed
Track >
Jan 03 19:16 19:35
Landed
Track >
Jan 02 18:50 19:16
Landed
Track >
Jan 01 18:37 19:01
Landed
Track >

Alaska Airlines AS 4459 Buffalo to Chicago Flight Information

Alaska Airlines Flight AS4459 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 AS4459 flight from Buffalo to Chicago?

The average flight time from Buffalo to Chicago is 1 hour and 28 minutes. The flight distance is 760 km / 472 miles and the average flight speed is 481 km/h / 299 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4459 Buffalo to Chicago?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4459 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS4459 arriving at?

Flight AS4459 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.

When was the latest AS4459 flight?

The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 19:03.

How else can the flight AS4459 be referenced as?

This Alaska Airlines flight can also be referenced as ASA4459, AS 4459, ASA 4459.

How often is flight AS4459 delayed?

On average, 20% of all AS4459 flights are delayed. The average delay is 58 minutes.

Can I get compensation for my delayed or cancelled AS4459 flight or baggage issues?

If your AS4459 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 AS4459 Flight Tracker above for more details.

AS4459 and Buffalo BUF to Chicago ORD Flights

Other flights departing from Buffalo BUF: WN1142, AA4801, WN1465, WN4504

Other flights arriving at Chicago ORD: AA4740, AA3622, AA4801, AA4288

All flights connecting Buffalo BUF to Chicago ORD.

AS4459 Alaska Airlines 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.