United Airlines Flight UA521 UAL521T
Service Type
Passenger
Seats
166
Freight
--
Capacity
17.9 tonnes
Codeshare flight(s):
NZ6393
Upcoming Flights
| Date | Departing | From | To | Arriving | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 18 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
738 | Unknown | Play |
| 17 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
7M8 | Unknown | Play |
| 16 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
319 | Unknown | Play |
| 16 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
7M8 | Unknown | Play |
| 15 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
320 | Unknown | Play |
| 15 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
7M8 | Unknown | Play |
| 14 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
320 | Unknown | Play |
| 14 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
7M8 | Unknown | Play |
| 13 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
320 | Unknown | Play |
| 13 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
7M8 | Unknown | Play |
| 12 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
320 | Unknown | Play |
| 12 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
B38M | N27283 | Play |
| 11 Nov 2026 |
15:57
EST |
Atlanta ATL
|
Houston IAH
|
17:21
CST |
A320 | N484UA | Play |
| 11 Nov 2026 |
18:35
CST |
Houston IAH
|
Boston BOS
|
23:25
EST |
B738 | N87513 | Play |
Past Flights
| Date | Departed | From | To | Arrived | Aircraft | Reg | |
|---|---|---|---|---|---|---|---|
| 25 Jun 2026 |
18:45
CDT |
Houston IAH
|
Boston BOS
|
05:43
EDT |
B39M | N17436 | Play |
| 24 Jun 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
22:46
EDT |
B739 | N69816 | Play |
| 21 Jun 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
08:17
EDT |
B39M | N37549 | Play |
| 20 Jun 2026 |
20:00
CDT |
Houston IAH
|
Boston BOS
|
06:08
EDT |
B739 | N75426 | Play |
| 19 Jun 2026 |
21:25
CDT |
Houston IAH
|
Boston BOS
|
06:05
EDT |
B739 | N69838 | Play |
| 17 Jun 2026 |
18:30
CDT |
Houston IAH
|
Boston BOS
|
06:30
EDT |
B39M | N17557 | Play |
| 15 Jun 2026 |
19:40
CDT |
Houston IAH
|
Boston BOS
|
10:05
EDT |
B739 | N67815 | Play |
| 13 Jun 2026 |
16:40
PDT |
San Francisco SFO
|
Albuquerque ABQ
|
06:09
MDT |
A319 | N802UA | Play |
| 13 Jun 2026 |
19:50
CDT |
Houston IAH
|
Boston BOS
|
06:02
EDT |
B739 | N38479 | Play |
| 11 Jun 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
08:24
EDT |
B739 | N64844 | Play |
| 10 Jun 2026 |
18:50
CDT |
Houston IAH
|
Boston BOS
|
08:19
EDT |
B739 | N61881 | Play |
| 8 Jun 2026 |
19:00
CDT |
Houston IAH
|
Boston BOS
|
05:53
EDT |
B739 | N37465 | Play |
| 6 Jun 2026 |
16:20
PDT |
San Francisco SFO
|
Albuquerque ABQ
|
05:55
MDT |
A320 | N4901U | Play |
| 5 Jun 2026 |
18:30
CDT |
Houston IAH
|
Boston BOS
|
07:25
EDT |
B739 | N69885 | Play |
| 4 Jun 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
08:08
EDT |
B739 | N62889 | Play |
| 4 Jun 2026 |
19:15
CDT |
Houston IAH
|
Boston BOS
|
08:19
EDT |
B739 | N69806 | Play |
| 31 May 2026 |
18:15
CDT |
Houston IAH
|
Boston BOS
|
05:54
EDT |
B739 | N37465 | Play |
| 30 May 2026 |
16:40
PDT |
San Francisco SFO
|
Albuquerque ABQ
|
19:37
MDT |
A320 | N471UA | Play |
| 29 May 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
23:02
EDT |
B739 | N68842 | Play |
| 28 May 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
08:11
EDT |
B739 | N68834 | Play |
| 27 May 2026 |
18:50
CDT |
Houston IAH
|
Boston BOS
|
08:10
EDT |
B739 | N57439 | Play |
| 22 May 2026 |
18:25
CDT |
Houston IAH
|
Boston BOS
|
22:57
EDT |
B739 | N53442 | Play |
| 22 May 2026 |
19:05
CDT |
Houston IAH
|
Boston BOS
|
08:10
EDT |
B739 | N37427 | Play |
| 20 May 2026 |
19:45
EDT |
Atlanta ATL
|
Boston BOS
|
05:57
EDT |
B38M | N37367 | Play |
| 20 May 2026 |
16:30
EDT |
Atlanta ATL
|
Boston BOS
|
20:11
EDT |
B737 | N13718 | Play |
| 19 May 2026 |
19:55
EDT |
Atlanta ATL
|
Boston BOS
|
07:36
EDT |
B38M | N27274 | Play |
| 19 May 2026 |
15:55
EDT |
Atlanta ATL
|
Boston BOS
|
19:23
EDT |
B739 | N39475 | Play |
| 18 May 2026 |
19:45
EDT |
Atlanta ATL
|
Boston BOS
|
23:26
EDT |
B38M | N47343 | Play |
| 18 May 2026 |
15:45
EDT |
Atlanta ATL
|
Boston BOS
|
19:29
EDT |
B737 | N39728 | Play |
| 18 May 2026 |
20:05
EDT |
Atlanta ATL
|
Boston BOS
|
07:32
EDT |
B38M | N37368 | Play |
