United Airlines Flight UA521 UAL521
Upcoming Flights
| Date | Departing | From | To | Arriving | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 2 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
B38M | N47281 | Play |
| 1 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
A320 | N474UA | Play |
| 31 Oct 2026 |
18:35
CDT |
Houston IAH
|
Boston BOS
|
23:25
EDT |
B38M | N27253 | Play |
| 31 Oct 2026 |
15:57
EDT |
Atlanta ATL
|
Houston IAH
|
17:21
CDT |
A320 | N496UA | Play |
Live Flights
| Date | Departed | From | To | Arriving | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 30 Oct 2026 |
18:46
CDT |
Houston IAH
|
Boston BOS
|
23:26
EDT |
B738 | N78501 | Live |
Past Flights
| Date | Departed | From | To | Arrived | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 5 Aug 2026 |
18:30
CDT |
Houston IAH
|
Boston BOS
|
08:07
EDT |
B39M | N37545 | Play |
| 4 Aug 2026 |
18:40
CDT |
Houston IAH
|
Boston BOS
|
08:08
EDT |
B39M | N37445 | Play |
| 3 Aug 2026 |
18:40
CDT |
Houston IAH
|
Boston BOS
|
07:58
EDT |
B39M | N37567 | Play |
| 3 Aug 2026 |
21:00
CDT |
Houston IAH
|
Boston BOS
|
06:04
EDT |
B39M | N17414 | Play |
| 1 Aug 2026 |
15:55
EDT |
Portland PWM
|
Houston IAH
|
18:36
CDT |
A319 | N843UA | Play |
| 31 Jul 2026 |
18:40
CDT |
Houston IAH
|
Boston BOS
|
06:20
EDT |
B39M | N17591 | Play |
| 30 Jul 2026 |
18:50
CDT |
Houston IAH
|
Boston BOS
|
06:01
EDT |
B39M | N77559 | Play |
| 30 Jul 2026 |
19:35
CDT |
Houston IAH
|
Boston BOS
|
06:24
EDT |
B39M | N37513 | Play |
| 29 Jul 2026 |
19:10
CDT |
Houston IAH
|
Boston BOS
|
07:47
EDT |
B39M | N47462 | Play |
| 27 Jul 2026 |
18:50
CDT |
Houston IAH
|
Boston BOS
|
06:04
EDT |
B39M | N77578 | Play |
| 26 Jul 2026 |
18:20
CDT |
Houston IAH
|
Boston BOS
|
06:01
EDT |
B39M | N17595 | Play |
| 25 Jul 2026 |
15:40
EDT |
Portland PWM
|
Houston IAH
|
20:36
CDT |
A319 | N826UA | Play |
| 24 Jul 2026 |
18:45
CDT |
Houston IAH
|
Boston BOS
|
06:16
EDT |
B39M | N37548 | Play |
| 24 Jul 2026 |
19:30
CDT |
Houston IAH
|
Boston BOS
|
06:17
EDT |
B39M | N37548 | Play |
| 22 Jul 2026 |
18:35
CDT |
Houston IAH
|
Boston BOS
|
05:48
EDT |
B39M | N37555 | Play |
| 22 Jul 2026 |
19:15
CDT |
Houston IAH
|
Boston BOS
|
08:10
EDT |
B39M | N27509 | Play |
| 20 Jul 2026 |
18:35
CDT |
Houston IAH
|
Boston BOS
|
05:50
EDT |
B39M | N17431 | Play |
| 19 Jul 2026 |
18:30
CDT |
Houston IAH
|
Boston BOS
|
06:22
EDT |
B39M | N37506 | Play |
| 18 Jul 2026 |
17:50
EDT |
Portland PWM
|
Houston IAH
|
21:51
CDT |
A319 | N819UA | Play |
| 17 Jul 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
06:13
EDT |
B39M | N17402 | Play |
| 16 Jul 2026 |
18:45
CDT |
Houston IAH
|
Boston BOS
|
06:05
EDT |
B39M | N17402 | Play |
| 16 Jul 2026 |
19:20
CDT |
Houston IAH
|
Boston BOS
|
07:21
EDT |
B39M | N37516 | Play |
| 14 Jul 2026 |
18:55
CDT |
Houston IAH
|
Boston BOS
|
07:55
EDT |
B39M | N57416 | Play |
| 14 Jul 2026 |
21:15
CDT |
Houston IAH
|
Boston BOS
|
06:16
EDT |
B39M | N17454 | Play |
| 12 Jul 2026 |
18:35
CDT |
Houston IAH
|
Boston BOS
|
05:48
EDT |
B39M | N37510 | Play |
| 11 Jul 2026 |
15:50
EDT |
Portland PWM
|
Houston IAH
|
20:24
CDT |
A319 | N817UA | Play |
| 10 Jul 2026 |
18:40
CDT |
Houston IAH
|
Boston BOS
|
08:02
EDT |
B39M | N77587 | Play |
| 9 Jul 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
08:07
EDT |
B39M | N17566 | Play |
| 8 Jul 2026 |
18:30
CDT |
Houston IAH
|
Boston BOS
|
06:04
EDT |
B39M | N17456 | Play |
| 8 Jul 2026 |
21:25
CDT |
Houston IAH
|
Boston BOS
|
07:33
EDT |
B39M | N27419 | Play |
