AS 4571 Missoula to Chicago Flight Status

Alaska Airlines Flight AS4571 from Missoula International Airport MSO to Chicago O'Hare International Airport ORD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 20th, 2026.
Check the table below for AS4571's most recent flight history:

AS 4571 Flight Status & Schedule

Date Departure Arrival Status
May 20 13:30 17:10
Landed
Track >
May 19 13:15 17:02
Landed
Track >
May 18 14:08 18:06
Landed Late
Track >
May 17 13:53 17:51
Landed
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May 16 13:37 17:20
Landed
Track >

Alaska Airlines AS 4571 Missoula to Chicago Flight Information

Alaska Airlines Flight AS4571 connects Missoula, United States to Chicago, United States, taking off from Missoula International Airport MSO and landing at Chicago O'Hare International Airport ORD.

How long is the AS4571 flight from Missoula to Chicago?

The average flight time from Missoula to Chicago is 2 hours and 43 minutes. The flight distance is 2139 km / 1329 miles and the average flight speed is 785 km/h / 488 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS4571 Missoula to Chicago?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS4571 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS4571 arriving at?

Flight AS4571 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.

When was the latest AS4571 flight?

The latest flight took off on Wednesday, May 20th, 2026 with the flight status being Landed on 17:10.

How else can the flight AS4571 be referenced as?

This Alaska Airlines flight can also be referenced as ASA4571, AS 4571, ASA 4571.

How often is flight AS4571 delayed?

On average, 10% of all AS4571 flights are delayed. The average delay is 15 minutes.

Can I get compensation for my delayed or cancelled AS4571 flight or baggage issues?

If your AS4571 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 AS4571 Flight Tracker above for more details.

AS4571 and Missoula MSO to Chicago ORD Flights

Other flights departing from Missoula MSO: AA4199, 5A3598, UA4700, 5A1598

Other flights arriving at Chicago ORD: AA4199, AA3740, AA4221, AA4934

All flights connecting Missoula MSO to Chicago ORD.

AS4571 Alaska Airlines Flight: Missoula 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.