AC4631 Aircraft Details
According to Trip.com real-time data, the AC4631 flight flying from San Juan to Houston on 3/17/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 7y, 10m. The aircraft is equipped with 179 seats.

Boeing 737-900
Punctuality (Departure)
70%
Punctuality (Arrival)
93%
Early on average
8 minutes
Age
7y, 10m
Seats
179
Flight Distance
--
Economy
Business
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
--
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
2-2
Seat layout example
In-Flight Services
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
--
Legroom
--
Seat width
105°
Reclining Angle
3-3
Seat layout example
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Flight History for AC4631
Trip.com historical records show that the last AC4631 flight departed on Mon, Mar 16 from SJU at approximately 2:59 PM. This flight is expected to arrrive in IAH at 6:42 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Thu, Mar 12 | San Juan (SJU) | Houston (IAH) | B39M | 3:33 PM | 6:50 PM | Arrived |
| Fri, Mar 13 | San Juan (SJU) | Houston (IAH) | B39M | 3:52 PM | 7:13 PM | Arrived |
| Sat, Mar 14 | San Juan (SJU) | Houston (IAH) | B39M | 3:19 PM | 6:42 PM | Arrived |
| Sun, Mar 15 | San Juan (SJU) | Houston (IAH) | B39M | 3:04 PM | 6:45 PM | Arrived |
| Mon, Mar 16 | San Juan (SJU) | Houston (IAH) | B39M | 2:59 PM | 6:42 PM | Arrived |
| Tue, Mar 17 | San Juan (SJU) | Houston (IAH) | B39M | 2:46 PM | 6:09 PM | Scheduled |
| Wed, Mar 18 | San Juan (SJU) | Houston (IAH) | B39M | 2:46 PM | 6:56 PM | Scheduled |
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AC4631 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of AC4631 is 70% (Late on average 26 minutes), and the on-time arrival rate is 93% (Early on average 8 minutes).
On-Time Departures
Punctuality
70%
Late on average 26 minutes
Early
0%
On time
70%
30 mins late
20%
60 mins late
7%
90 mins late
3%
Canceled
0%
On-Time Arrivals
Punctuality
93%
Early on average 8 minutes
Early
83%
On time
10%
30 mins late
0%
60 mins late
3%
90 mins late
3%
Canceled
0%
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Cheap return flights to San Juan
- Wed, Mar 18Houston (HOU)San Juan (SJU)
Spirit AirlinesOne way33% offKRW 203,100KRW 135,900 - Sat, Mar 21Houston (HOU)San Juan (SJU)
Frontier AirlinesOne way31% offKRW 203,100KRW 140,200 - Wed, Mar 25Houston (HOU)San Juan (SJU)
Spirit AirlinesOne way28% offKRW 203,100KRW 145,700 - Wed, Apr 1Houston (HOU)San Juan (SJU)
Spirit AirlinesOne way28% offKRW 203,100KRW 146,100 - Tue, Mar 31Houston (HOU)San Juan (SJU)
Spirit AirlinesOne way28% offKRW 203,100KRW 146,100 - Sat, Mar 28Houston (HOU)San Juan (SJU)
Frontier AirlinesOne way16% offKRW 203,100KRW 170,600
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Arrival Info: Houston Weather & Current Time

Cloudy
|
3°C - 13°C
Weather forecast for your arrival day
-1 hour time difference
Time on arrival: San Juan 19:56| Houston 18:56
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