AA4545 American Airlines - Flight Status
Codeshare Flights
The flight QR9408 from Qatar Airways (QR) is a codeshare flight operated by American Airlines (AA) under the flight number AA4545. Check this page for details about flight AA4545.
Below, you can find details about American Airlines flight AA4545, which currently operates between the airports of Boston - Boston Logan International Airport (Airport Code BOS) and Chicago - Chicago O'Hare International Airport (Airport Code ORD).
This flight data pertains specifically to the flight's details for Saturday, January 31, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA4545
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA4545
AA4545 On Time performance:
70
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
AA4545 American Airlines to Chicago
Scheduled - On-time
Flight Status for Saturday January 31, 2026
This flight was also scheduled for Yesterday (January 30, 2026). See it here
This flight is also scheduled for Tomorrow (February 01, 2026). See it here
Scheduled - On-time
Flight Status for Saturday January 31, 2026
Departure
Boston (BOS)
January 31, 2026
Boston Logan International Airport
Estimated Departure Time:
04:18 pm
Terminal:
B
Gate:
B10
Scheduled Departure Time: 04:18 pm
Arrival
Chicago (ORD)
January 31, 2026
Chicago O'Hare International Airport
Estimated Arrival Time:
05:47 pm
Terminal:
3
Gate:
L11
Scheduled Arrival Time: 06:40 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.boston-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- QR9408 - Qatar Airways
Additional Information
Which is the frequency of flight AA4545?
The flight AA4545 is scheduled to flight on daily basis.
Which is the distance of flight AA4545?
The distance between the two airports is 864 miles.
Which is the flight time of flight AA4545?
The scheduled flight time gate to gate is: 03:22 hours.
The real flight time gate to gate on average is: 03:20 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Boston: 2026-01-31 15:54:59
Current Time in Chicago: 2026-01-31 14:54:59
The flight AA4545 is scheduled to flight on daily basis.
Which is the distance of flight AA4545?
The distance between the two airports is 864 miles.
Which is the flight time of flight AA4545?
The scheduled flight time gate to gate is: 03:22 hours.
The real flight time gate to gate on average is: 03:20 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Boston: 2026-01-31 15:54:59
Current Time in Chicago: 2026-01-31 14:54:59
Alternative Flights
The following airlines serves the same route between Boston and Chicago:
American Airlines
- Flight Number: AA1087. (On Time performance: 62 - Average Delay: 55 minutes)
- Flight Number: AA1328. (On Time performance: 86 - Average Delay: 10 minutes)
- Flight Number: AA1562. (On Time performance: 75 - Average Delay: 10 minutes)
- Flight Number: AA3984. (On Time performance: 86 - Average Delay: 14 minutes)
- Flight Number: AA4074. (On Time performance: 63 - Average Delay: 27 minutes)
- Flight Number: AA4157. (On Time performance: 71 - Average Delay: 25 minutes)
- Flight Number: AA4413. (On Time performance: 65 - Average Delay: 27 minutes)
- Flight Number: AA4483. (On Time performance: 75 - Average Delay: 19 minutes)
- Flight Number: AA4649. (On Time performance: 75 - Average Delay: 11 minutes)
- Flight Number: AA4768. (On Time performance: 93 - Average Delay: 6 minutes)
- Flight Number: AA913. (On Time performance: 84 - Average Delay: 20 minutes)
JetBlue
- Flight Number: B6811. (On Time performance: 72 - Average Delay: 25 minutes)
Delta Air Lines
- Flight Number: DL5596. (On Time performance: 71 - Average Delay: 27 minutes)
- Flight Number: DL5606. (On Time performance: 60 - Average Delay: 39 minutes)
- Flight Number: DL5607. (On Time performance: 73 - Average Delay: 13 minutes)
- Flight Number: DL5858. (On Time performance: 71 - Average Delay: 7 minutes)
United Airlines
- Flight Number: UA1015. (On Time performance: 60 - Average Delay: 36 minutes)
- Flight Number: UA1349. (On Time performance: 81 - Average Delay: 21 minutes)
- Flight Number: UA1414. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: UA1732. (On Time performance: 85 - Average Delay: 15 minutes)
- Flight Number: UA2040. (On Time performance: 54 - Average Delay: 24 minutes)
- Flight Number: UA270. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: UA677. (On Time performance: 70 - Average Delay: 22 minutes)
American Airlines
- Flight Number: AA1087. (On Time performance: 62 - Average Delay: 55 minutes)
- Flight Number: AA1328. (On Time performance: 86 - Average Delay: 10 minutes)
- Flight Number: AA1562. (On Time performance: 75 - Average Delay: 10 minutes)
- Flight Number: AA3984. (On Time performance: 86 - Average Delay: 14 minutes)
- Flight Number: AA4074. (On Time performance: 63 - Average Delay: 27 minutes)
- Flight Number: AA4157. (On Time performance: 71 - Average Delay: 25 minutes)
- Flight Number: AA4413. (On Time performance: 65 - Average Delay: 27 minutes)
- Flight Number: AA4483. (On Time performance: 75 - Average Delay: 19 minutes)
- Flight Number: AA4649. (On Time performance: 75 - Average Delay: 11 minutes)
- Flight Number: AA4768. (On Time performance: 93 - Average Delay: 6 minutes)
- Flight Number: AA913. (On Time performance: 84 - Average Delay: 20 minutes)
JetBlue
- Flight Number: B6811. (On Time performance: 72 - Average Delay: 25 minutes)
Delta Air Lines
- Flight Number: DL5596. (On Time performance: 71 - Average Delay: 27 minutes)
- Flight Number: DL5606. (On Time performance: 60 - Average Delay: 39 minutes)
- Flight Number: DL5607. (On Time performance: 73 - Average Delay: 13 minutes)
- Flight Number: DL5858. (On Time performance: 71 - Average Delay: 7 minutes)
United Airlines
- Flight Number: UA1015. (On Time performance: 60 - Average Delay: 36 minutes)
- Flight Number: UA1349. (On Time performance: 81 - Average Delay: 21 minutes)
- Flight Number: UA1414. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: UA1732. (On Time performance: 85 - Average Delay: 15 minutes)
- Flight Number: UA2040. (On Time performance: 54 - Average Delay: 24 minutes)
- Flight Number: UA270. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: UA677. (On Time performance: 70 - Average Delay: 22 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from January 06, 2026 to January 29, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.
Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from January 06, 2026 to January 29, 2026, we have obtained these figures.
Total number of flights: 23
On Time: 16 ( 70 % )
Moderate Delay: 3 ( 13 % )
Significant Delay: 1 ( 4 % )
Major Delay: 3 ( 13 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 25 minutes.
Total number of flights: 23
On Time: 16 ( 70 % )
Moderate Delay: 3 ( 13 % )
Significant Delay: 1 ( 4 % )
Major Delay: 3 ( 13 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 25 minutes.
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights AA4545
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
30 January
30 January
06:20 pm
Boston (BOS)
Boston (BOS)
08:00 pm
Chicago (ORD)
Chicago (ORD)
02h 40min
Embraer 175
Embraer 175
Thursday
29 January
29 January
04:36 pm
Boston (BOS)
Boston (BOS)
06:47 pm
Chicago (ORD)
Chicago (ORD)
03h 11min
Embraer 175
Embraer 175
Landed - On-time
Wednesday
28 January
28 January
07:23 pm
Boston (BOS)
Boston (BOS)
09:17 pm
Chicago (ORD)
Chicago (ORD)
02h 54min
Embraer 175
Embraer 175
Landed - Delayed
Tuesday
27 January
27 January
05:51 pm
Boston (BOS)
Boston (BOS)
07:54 pm
Chicago (ORD)
Chicago (ORD)
03h 03min
Embraer 175
Embraer 175
Landed - On-time
Monday
26 January
26 January
08:34 pm
Boston (BOS)
Boston (BOS)
10:50 pm
Chicago (ORD)
Chicago (ORD)
03h 16min
Embraer 175
Embraer 175
Landed - Delayed
Sunday
25 January
25 January
04:18 pm
Boston (BOS)
Boston (BOS)
06:40 pm
Chicago (ORD)
Chicago (ORD)
03h 22min
Saturday
24 January
24 January
04:50 pm
Boston (BOS)
Boston (BOS)
07:29 pm
Chicago (ORD)
Chicago (ORD)
03h 39min
Embraer 175
Embraer 175
Landed - Delayed
Friday
23 January
23 January
04:25 pm
Boston (BOS)
Boston (BOS)
07:04 pm
Chicago (ORD)
Chicago (ORD)
03h 39min
Embraer 175
Embraer 175
Landed - Delayed
Thursday
22 January
22 January
04:14 pm
Boston (BOS)
Boston (BOS)
06:59 pm
Chicago (ORD)
Chicago (ORD)
03h 45min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Wednesday
21 January
21 January
05:35 pm
Boston (BOS)
Boston (BOS)
07:57 pm
Chicago (ORD)
Chicago (ORD)
03h 22min
Embraer 175
Embraer 175
Landed - On-time
