United Airlines UA1644 Landed SJU San Juan → IAH Houston 4h 28m 3,231km / 1,994mi 23. May 2025 DEPARTURE 07:07 AST 11:07 UTC 07:00 +7 minutes TERMINAL: B GATE: B6 ARRIVAL 10:36 CDT 15:36 UTC 10:51 -14 minutes TERMINAL: E GATE: 19 Boeing B737 MAX 9 N67501 Powered by adsbexhange.com Altitude ft Speed kts Track ° AIRLINE United Airlines UA / UAL FREQUENCY daily DISTANCE 3,231km FLIGHTS/WEEK 18 PUNCTUALITY 86% CO2 EMISSIONS Economy 376kg Eco+ 425kg First 524kg