| ARRIVED 3 HOUR 59 MINUTES AGO |
 |  |
Departure (UA521 Flight Schedule)
George Bush Intercontinental (IAH/KIAH)
Houston, United States
18:35 CST
Mon 02-Nov-2026
| LATE 1 hour 30 min |
CST 00:00:00 DAY
Arrival (UA521 Flight Schedule)
EST 00:00:00 DAY
Flight Radar Checker UA 521
Live Flight Tracker Map
Flight UA521 from Houston to Boston is operated by United Airlines. Scheduled time of departure from George Bush Intercontinental is 18:35 CST and scheduled time of arrival in Boston Logan Intl is 23:25 EST. The duration of the flight is 3 hours 50 minutes.
4.3 out of 5 stars / 9 votes
Flight Finder
from Boston to Houston
| Flight | Departure | Arrival |
|---|---|---|
| UA226 11:51 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| B62033 14:11 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| UA1388 14:12 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| UA340 18:08 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| B61633 19:04 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| UA1183 20:09 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
| UA723 21:58 |
Boston Logan Intl (BOS) |
George Bush Intercontinental (IAH) |
History Flight Information for UA521 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Tue, 03 Nov | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CST | 23:25 EST | |||
| Mon, 02 Nov | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CST | 23:25 EST | 20:21 CST | 00:32 EST | |
| Sun, 01 Nov | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 19:35 CST | 00:25 EST | |||
| Sun, 01 Nov | UA521 | Hartsfield Jackson Atlanta Intl (ATL) | George Bush Intercontinental (IAH) | 16:57 EST | 18:21 CST | 16:23 EST | 22:19 CST | |
| Sat, 31 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:25 EDT | |||
| Sat, 31 Oct | UA521 | Hartsfield Jackson Atlanta Intl (ATL) | George Bush Intercontinental (IAH) | 15:57 EDT | 17:21 CDT | N496UA (Airbus A320) | 15:18 EDT | 16:05 CDT |
| Fri, 30 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:25 EDT | N78501 (Boeing B738) | 18:07 CDT | 22:17 EDT |
| Fri, 30 Oct | UA521 | Hartsfield Jackson Atlanta Intl (ATL) | George Bush Intercontinental (IAH) | 15:57 EDT | 17:21 CDT | N489UA (Airbus A320) | 15:12 EDT | 15:59 CDT |
| Thu, 29 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:25 EDT | 17:46 CDT | 22:02 EDT | |
| Thu, 29 Oct | UA521 | Hartsfield Jackson Atlanta Intl (ATL) | George Bush Intercontinental (IAH) | 15:57 EDT | 17:21 CDT | N496UA (Airbus A320) | 15:07 EDT | 16:02 CDT |
| Wed, 28 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:25 EDT | N77261 (Boeing B738) | 18:05 CDT | 22:13 EDT |
| Mon, 26 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:25 EDT | |||
| Mon, 26 Oct | UA521 | Hartsfield Jackson Atlanta Intl (ATL) | George Bush Intercontinental (IAH) | 15:57 EDT | 17:21 CDT | N853UA (Airbus A319) | 15:45 EDT | 15:43 CDT |
| Sat, 24 Oct | UA521 | George Bush Intercontinental (IAH) | Orlando Intl (MCO) | 08:30 CDT | 11:56 EDT | 07:46 CDT | 10:31 EDT | |
| Fri, 23 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:05 CDT | 22:33 EDT | |
| Thu, 22 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:27 CDT | 22:49 EDT | |
| Wed, 21 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 17:56 CDT | 22:14 EDT | |
| Tue, 20 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:19 CDT | 22:31 EDT | |
| Mon, 19 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:29 CDT | 22:37 EDT | |
| Sun, 18 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:04 CDT | 22:22 EDT | |
| Sat, 17 Oct | UA521 | George Bush Intercontinental (IAH) | Orlando Intl (MCO) | 08:30 CDT | 11:58 EDT | 07:56 CDT | 10:52 EDT | |
| Fri, 16 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 19:00 CDT | 23:02 EDT | |
| Thu, 15 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 17:57 CDT | 22:01 EDT | |
| Wed, 14 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:13 CDT | 22:12 EDT | |
| Tue, 13 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 20:04 CDT | 00:09 EDT | |
| Mon, 12 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:30 CDT | 22:38 EDT | |
| Sun, 11 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:39 CDT | 23:04 EDT | |
| Sat, 10 Oct | UA521 | George Bush Intercontinental (IAH) | Orlando Intl (MCO) | 08:30 CDT | 11:58 EDT | 07:42 CDT | 10:40 EDT | |
| Fri, 09 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | N69838 (Boeing B739) | 19:28 CDT | 23:31 EDT |
| Thu, 08 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 19:30 CDT | 23:29 EDT | |
| Wed, 07 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:11 CDT | 22:21 EDT | |
| Tue, 06 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:05 CDT | 22:14 EDT | |
| Mon, 05 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 19:26 CDT | 23:37 EDT | |
| Sun, 04 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 19:22 CDT | 23:12 EDT | |
| Thu, 01 Oct | UA521 | George Bush Intercontinental (IAH) | Boston Logan Intl (BOS) | 18:35 CDT | 23:39 EDT | 18:38 CDT | 22:50 EDT | |
Disclaimer for UA521 Flight Radar Data
Flight UA521 from George Bush Intercontinental to Boston Logan Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA521 data.
