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AS 4203 Harrisburg to Chicago Flight Status

Alaska Airlines Flight AS4203 from Harrisburg International Airport MDT 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 AS4203's most recent flight history:

AS 4203 Flight Status & Schedule

Date Departure Arrival Status
Feb 11 11:50 12:31
Landed
Track >
Feb 10 11:32 12:13
Landed
Track >
Feb 09 12:00 12:33
Landed
Track >
Feb 08 11:53 12:36
Landed
Track >
Feb 07 11:40 12:21
Landed
Track >

Alaska Airlines AS 4203 Harrisburg to Chicago Flight Information

Alaska Airlines Flight AS4203 connects Harrisburg, United States to Chicago, United States, taking off from Harrisburg International Airport MDT and landing at Chicago O'Hare International Airport ORD.

How long is the AS4203 flight from Harrisburg to Chicago?

The average flight time from Harrisburg to Chicago is 1 hour and 37 minutes. The flight distance is 954 km / 593 miles and the average flight speed is 590 km/h / 367 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4203 Harrisburg to Chicago?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4203 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS4203 arriving at?

Flight AS4203 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.

When was the latest AS4203 flight?

The latest flight took off on Wednesday, February 11th, 2026 with the flight status being Landed on 12:31.

How else can the flight AS4203 be referenced as?

This Alaska Airlines flight can also be referenced as ASA4203, AS 4203, ASA 4203.

How often is flight AS4203 delayed?

On average, 10% of all AS4203 flights are delayed. The average delay is 15 minutes.

Can I get compensation for my delayed or cancelled AS4203 flight or baggage issues?

If your AS4203 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 AS4203 Flight Tracker above for more details.

AS4203 and Harrisburg MDT to Chicago ORD Flights

Other flights departing from Harrisburg MDT: AA3497, AA5944, AA3290, AA5905

Other flights arriving at Chicago ORD: UA2649, AA3497, AA3429, AA4057

All flights connecting Harrisburg MDT to Chicago ORD.

AS4203 Alaska Airlines Flight: Harrisburg 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.