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AA 4391 Chicago to Boston Flight Status

American Airlines Flight AA4391 from Chicago O'Hare International Airport ORD to Boston Logan International Airport BOS is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on December 1st, 2025.
Check the table below for AA4391's most recent flight history:

AA 4391 Flight Status & Schedule

Date Departure Arrival Status
Dec 01 10:50 13:33
Landed Late
Track >
Nov 30 11:50 14:33
Delayed
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Nov 29 10:37 13:19
Landed Late
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Nov 28 09:22 12:17
Landed
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Nov 26 09:23 12:07
Landed
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American Airlines AA 4391 Chicago to Boston Flight Information

American Airlines Flight AA4391 connects Chicago, United States to Boston, United States, taking off from Chicago O'Hare International Airport ORD and landing at Boston Logan International Airport BOS.

How long is the AA4391 flight from Chicago to Boston?

The average flight time from Chicago to Boston is 1 hour and 46 minutes. The flight distance is 1391 km / 864 miles and the average flight speed is 786 km/h / 488 mph.

What is the On-Time Performance (OTP) of American Airlines Flight AA4391 Chicago to Boston?

The Airportia On-Time Performance Rating for American Airlines Flight AA4391 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AA4391 arriving at?

Flight AA4391 arrives at Boston Logan International Airport (BOS) Terminal B.

When was the latest AA4391 flight?

The latest flight took off on Monday, December 1st, 2025 with the flight status being Landed on 13:33.

How else can the flight AA4391 be referenced as?

This American Airlines flight can also be referenced as AAL4391, AA 4391, AAL 4391.

How often is flight AA4391 delayed?

On average, 30% of all AA4391 flights are delayed. The average delay is 60 minutes.

Can I get compensation for my delayed or cancelled AA4391 flight or baggage issues?

If your AA4391 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 AA4391 Flight Tracker above for more details.

AA4391 and Chicago ORD to Boston BOS Flights

Flight AA4391 is code-shared by 2 airlines using the flight numbers IB4727, JL7312

Other flights departing from Chicago ORD: OO5873, UA1139, UA2287, UA3429

Other flights arriving at Boston BOS: UA618, B6168, 9K3221, TJ433

All flights connecting Chicago ORD to Boston BOS.

AA4391 American Airlines Flight: Chicago to Boston 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.