American Airlines AA3644 Flight Status
According to Trip.com latest record on status for American Airlines flight AA3644 from Chicago to Springfield (ORD-SPI): Flights for Sep 22, 2026 are scheduled, with the next departure slated for 23:00 from ORD and an expected arrival at 23:33 at SPI .
Mon, Sep 21
Tue, Sep 22
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Scheduled
Your flight will depart on time.
1h 7m
Check-in Counter
--
Boarding Gate
L6B
Arrival Gate
4
Baggage
1
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Scheduled
Your flight will depart on time.
1h 7m
Check-in Counter
--
Boarding Gate
L5
Arrival Gate
4
Baggage
1
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Track the Previous Flight Status: Scheduled
AA3708
|
Moline (MLI) 
Chicago (CHI)
Chicago (CHI)Scheduled: 07:19
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AA3644 Aircraft Specifications
According to Trip.com real-time data, the AA3644 flight from Chicago to Springfield on 9/22/2026 is operated using the aircraft model Embraer 170. This aircraft has been in service for 1y, 10m. The aircraft has 76 seats.
Embraer 170
On-Time Departure
55%
On-Time Arrival
73%
Avg. Delay
24 minutes
Aircraft Age
1y, 10m
Total Seats
76
Flight Distance
--
Economy
Premium Economy
First
Cabin Amenities
None
Inflight entertainment is available
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
Legroom
46 cm
Seat width
96°
Reclining Angle
2-2
Seat layout example
Cabin Amenities
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width
96°
Reclining Angle
--
Seat layout example
Cabin Amenities
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
102°
Reclining Angle
1-2
Seat layout example
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AA3644 Flight History
Trip.com historical records show that the last AA3644 flight departed on Mon, Sep 21 from ORD at approximately 23:00. This flight is expected to arrrive in SPI at 23:34.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Wed, Sep 16 | Chicago (ORD) | Springfield (SPI) | E170 | 23:05 | 23:42 | Arrived |
| Thu, Sep 17 | Chicago (ORD) | Springfield (SPI) | E170 | 00:56 | 01:29 | Arrived |
| Fri, Sep 18 | Chicago (ORD) | Springfield (SPI) | E170 | 23:09 | 23:40 | Arrived |
| Sat, Sep 19 | Chicago (ORD) | Springfield (SPI) | E75L | 02:27 | 03:04 | Arrived |
| Sun, Sep 20 | Chicago (ORD) | Springfield (SPI) | E75L | 23:39 | 00:18 | Arrived |
| Mon, Sep 21 | Chicago (ORD) | Springfield (SPI) | E170 | 23:00 | 23:34 | Scheduled |
| Tue, Sep 22 | Chicago (ORD) | Springfield (SPI) | E75L | 23:00 | 23:33 | Scheduled |
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AA3644 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of AA3644 is 55% (Late on average 53 minutes), and the on-time arrival rate is 73% (Late on average 24 minutes).
On-Time Departures
Punctuality
55%
Late on average 53 minutes
Early
0%
On time
55%
30 mins late
18%
60 mins late
0%
90 mins late
27%
Cancelled
0%
On-Time Arrivals
Punctuality
73%
Late on average 24 minutes
Early
55%
On time
18%
30 mins late
0%
60 mins late
9%
90 mins late
18%
Cancelled
0%
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Low-Cost Return Flights to Chicago
- Fri, Sep 25Springfield (SPI)Chicago (CHI) American AirlinesOne way45% offKRW 744,900KRW 412,700
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Flight FAQs
What is the current status of flight aa3644?
Flight aa3644 has not departed yet and is currently on schedule. Scheduled departure 23:00, arrival 00:07 (updated Sep 22, 2026).Is flight aa3644 on time today?
Flight aa3644 has not departed yet and is currently on schedule. Scheduled departure is 23:00, with arrival at 00:07. Recheck gate and timing before you head to the airport.Has flight aa3644 departed yet? What is the departure time?
Flight aa3644 is scheduled to depart at 23:00. The latest actual or estimated departure time is 23:00, and the current status is Scheduled (updated Sep 22, 2026).When is flight aa3644 scheduled to arrive?
Flight aa3644 is scheduled to arrive at 00:07. The latest estimated or actual arrival time is 23:33. Status is Scheduled as of Sep 22, 2026.What is the gate information for flight aa3644?
For flight aa3644, the departure terminal is T3 and the boarding gate is L5. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight aa3644 fly?
Flight aa3644 is operated by American Airlines from Chicago (ORD) to Springfield (SPI). Typical flight time is about 1 hour 7 minutes; operating days may include Tuesday.How can I check real-time status for flight aa3644?
Track flight aa3644 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight aa3644 is delayed or canceled, what should I do?
If aa3644 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 22, 2026). Contact American Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight aa3644 departed from Chicago?
Flight aa3644 has not departed from Chicago (ORD) yet and is currently on schedule for 23:00.What is the seat configuration for flight aa3644?
Flight aa3644 usually flies a Embraer 170 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Time on arrival: Chicago 23:33| Springfield 23:33
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