| ARRIVED 7 HOUR 39 MINUTES AGO |
 |  |
Departure (UA471 Flight Schedule)
San Antonio, United StatesCDT 00:00:00 DAY
Arrival (UA471 Flight Schedule)
EDT 00:00:00 DAY
Flight Radar Checker UA 471
Live Flight Tracker Map
Flight UA471 from San Antonio to Washington is operated by United Airlines. Scheduled time of departure from San Antonio Intl is 07:00 CDT and scheduled time of arrival in Washington Dulles Intl is 11:27 EDT. The duration of the flight is 3 hours 27 minutes.
Flight Finder
from Washington to San Antonio
| Flight | Departure | Arrival |
|---|---|---|
| UA1789 11:03 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
| UA4047 11:11 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
| UA3997 11:20 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
| EJA886 12:00 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
| JL28 15:14 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
| AA1947 20:05 |
Ronald Reagan Washington Natl (DCA) |
San Antonio Intl (SAT) |
| UA1869 21:35 |
Washington Dulles Intl (IAD) |
San Antonio Intl (SAT) |
History Flight Information for UA471 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Sat, 23 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:27 EDT | N14731 (Boeing B737) | 07:09 CDT | 11:02 EDT |
| Fri, 22 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:35 EDT | 14:34 EDT | N849UA (Airbus A319) | 12:46 EDT | 14:06 EDT |
| Fri, 22 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:27 EDT | N14704 (Boeing B737) | 07:16 CDT | 11:09 EDT |
| Thu, 21 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:35 EDT | 14:33 EDT | N39728 (Boeing B737) | 12:42 EDT | 14:03 EDT |
| Thu, 21 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:27 EDT | 07:15 CDT | 11:05 EDT | |
| Wed, 20 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 12:52 EDT | 14:03 EDT | |
| Tue, 19 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | |||
| Mon, 18 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N484UA (Airbus A320) | 12:50 EDT | 14:08 EDT |
| Mon, 18 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:09 CDT | 10:51 EDT | |
| Sun, 17 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 12:53 EDT | 15:25 EDT | |
| Sun, 17 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:05 CDT | 10:57 EDT | |
| Sat, 16 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N843UA (Airbus A319) | 12:55 EDT | 14:09 EDT |
| Sat, 16 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:18 CDT | 11:03 EDT | |
| Fri, 15 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 13:35 EDT | 14:54 EDT | |
| Fri, 15 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:10 CDT | 11:03 EDT | |
| Thu, 14 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N472UA (Airbus A320) | 13:00 EDT | 14:23 EDT |
| Thu, 14 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:11 CDT | 11:03 EDT | |
| Wed, 13 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N437UA (Airbus A320) | 13:01 EDT | 14:23 EDT |
| Tue, 12 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N815UA (Airbus A319) | 13:04 EDT | 14:26 EDT |
| Mon, 11 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N482UA (Airbus A320) | 13:02 EDT | 14:27 EDT |
| Mon, 11 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:11 CDT | 10:58 EDT | |
| Sun, 10 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 12:52 EDT | 14:17 EDT | |
| Sun, 10 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | N39728 (Boeing B737) | 07:11 CDT | 14:41 EDT |
| Sat, 09 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N898UA ( A319) | 12:52 EDT | 14:19 EDT |
| Sat, 09 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 06:53 CDT | 10:42 EDT | |
| Fri, 08 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N893UA (Airbus A319) | 12:56 EDT | 14:20 EDT |
| Fri, 08 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 06:55 CDT | 10:48 EDT | |
| Thu, 07 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N844UA (Airbus A319) | 12:53 EDT | 14:23 EDT |
| Thu, 07 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 06:56 CDT | 10:47 EDT | |
| Wed, 06 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N892UA (Airbus A319) | 13:21 EDT | 14:42 EDT |
| Tue, 05 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N853UA (Airbus A319) | 14:41 EDT | 15:55 EDT |
| Mon, 04 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N493UA (Airbus A320) | 13:08 EDT | 14:25 EDT |
| Mon, 04 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | N39728 (Boeing B737) | 06:58 CDT | 09:23 EDT |
| Sun, 03 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N25705 (Boeing B737) | 13:12 EDT | 14:29 EDT |
| Sun, 03 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 06:56 CDT | 10:51 EDT | |
| Sat, 02 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N850UA (Airbus A319) | 13:13 EDT | 14:39 EDT |
| Sat, 02 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 06:55 CDT | 11:26 EDT | |
| Fri, 01 May | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N54711 (Boeing B737) | 13:17 EDT | 14:49 EDT |
| Fri, 01 May | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | 07:02 CDT | 11:06 EDT | |
| Thu, 30 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:45 EDT | 14:46 EDT | N817UA (Airbus A319) | 13:05 EDT | 14:25 EDT |
| Thu, 30 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:00 CDT | 11:21 EDT | N77258 (Boeing B738) | 06:53 CDT | 11:26 EDT |
| Wed, 29 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 13:05 EDT | 16:25 EDT | |
| Wed, 29 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | 07:09 CDT | 11:15 EDT | |
| Tue, 28 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N893UA (Airbus A319) | 12:52 EDT | 14:20 EDT |
| Tue, 28 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N13720 (Boeing B737) | 06:59 CDT | 09:41 EDT |
| Mon, 27 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N807UA (Airbus A319) | 13:31 EDT | 14:46 EDT |
| Mon, 27 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N15710 (Boeing B737) | 07:08 CDT | 11:08 EDT |
| Sun, 26 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N897UA ( A319) | 12:56 EDT | 14:09 EDT |
| Sun, 26 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | 07:06 CDT | 11:29 EDT | |
| Sat, 25 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:46 EDT | 14:47 EDT | N25705 (Boeing B737) | 13:09 EDT | 14:32 EDT |
| Sat, 25 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N27477 (Boeing B739) | 07:04 CDT | 10:56 EDT |
| Fri, 24 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | |||
| Fri, 24 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N23707 (Boeing B737) | 07:06 CDT | 08:33 EDT |
| Thu, 23 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N832UA (Airbus A319) | 12:55 EDT | 14:10 EDT |
| Thu, 23 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N39726 (Boeing B737) | 07:11 CDT | 11:18 EDT |
| Wed, 22 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 13:09 EDT | 14:26 EDT | |
| Wed, 22 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N23708 (Boeing B737) | 07:08 CDT | 09:37 EDT |
| Tue, 21 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N820UA (Airbus A319) | 15:24 EDT | 16:39 EDT |
| Tue, 21 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N15712 (Boeing B737) | 07:09 CDT | 11:12 EDT |
| Mon, 20 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N847UA (Airbus A319) | 12:52 EDT | 14:10 EDT |
| Mon, 20 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N27724 (Boeing B737) | 07:08 CDT | 11:14 EDT |
| Sun, 19 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N846UA (Airbus A319) | 12:56 EDT | 14:29 EDT |
| Sun, 19 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N27734 (Boeing B737) | 07:14 CDT | 11:02 EDT |
| Sat, 18 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:46 EDT | 14:47 EDT | N29717 (Boeing B737) | 13:06 EDT | 14:24 EDT |
| Sat, 18 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N33714 (Boeing B737) | 07:11 CDT | 09:31 EDT |
| Fri, 17 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N481UA (Airbus A320) | 12:58 EDT | 14:10 EDT |
| Fri, 17 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N24729 (Boeing B737) | 07:08 CDT | 11:03 EDT |
| Thu, 16 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | |||
| Thu, 16 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N23721 (Boeing B737) | 07:07 CDT | 09:31 EDT |
| Wed, 15 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N851UA (Airbus A319) | 12:51 EDT | 14:06 EDT |
| Wed, 15 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N23721 (Boeing B737) | 07:06 CDT | 11:40 EDT |
| Tue, 14 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N853UA (Airbus A319) | 13:26 EDT | 14:42 EDT |
| Tue, 14 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N24702 (Boeing B737) | 07:07 CDT | 11:15 EDT |
| Mon, 13 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N483UA (Airbus A320) | 13:34 EDT | 14:50 EDT |
| Mon, 13 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N13750 (Boeing B737) | 07:12 CDT | 11:14 EDT |
| Sun, 12 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N890UA (Airbus A319) | 12:56 EDT | 14:10 EDT |
| Sun, 12 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N17753 (Boeing B737) | 07:12 CDT | 14:04 EDT |
| Sat, 11 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:46 EDT | 14:47 EDT | N16713 (Boeing B737) | 12:58 EDT | 14:12 EDT |
| Sat, 11 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N29717 (Boeing B737) | 07:16 CDT | 11:19 EDT |
| Fri, 10 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 12:47 EDT | 14:07 EDT | |
| Fri, 10 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N17719 (Boeing B737) | 07:16 CDT | 09:31 EDT |
| Thu, 09 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N892UA (Airbus A319) | 12:56 EDT | 14:13 EDT |
| Thu, 09 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N39728 (Boeing B737) | 07:13 CDT | 12:01 EDT |
| Wed, 08 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | 12:46 EDT | 14:07 EDT | |
| Wed, 08 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N15751 (Boeing B737) | 07:07 CDT | 11:07 EDT |
| Tue, 07 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N891UA (Airbus A319) | 12:50 EDT | 14:17 EDT |
| Tue, 07 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N16703 (Boeing B737) | 07:11 CDT | 11:16 EDT |
| Mon, 06 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N849UA (Airbus A319) | 12:48 EDT | 14:16 EDT |
| Mon, 06 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N24702 (Boeing B737) | 07:14 CDT | 08:29 EDT |
| Sun, 05 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N23708 (Boeing B737) | 07:13 CDT | 10:57 EDT |
| Sat, 04 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:46 EDT | 14:47 EDT | N13720 (Boeing B737) | 13:00 EDT | 14:20 EDT |
| Sat, 04 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:33 EDT | N27724 (Boeing B737) | 07:10 CDT | 09:19 EDT |
| Fri, 03 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N853UA (Airbus A319) | 12:49 EDT | 14:09 EDT |
| Fri, 03 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N33714 (Boeing B737) | 07:08 CDT | 11:20 EDT |
| Thu, 02 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N24702 (Boeing B737) | 07:02 CDT | 09:38 EDT |
| Wed, 01 Apr | UA471 | Washington Dulles Intl (IAD) | Hartsfield Jackson Atlanta Intl (ATL) | 12:40 EDT | 14:41 EDT | N893UA (Airbus A319) | 12:55 EDT | 14:10 EDT |
| Wed, 01 Apr | UA471 | San Antonio Intl (SAT) | Washington Dulles Intl (IAD) | 07:15 CDT | 11:36 EDT | N16701 (Boeing B737) | 07:07 CDT | 11:21 EDT |
Disclaimer for UA471 Flight Radar Data
Flight UA471 from San Antonio Intl to Washington Dulles 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 UA471 data.
