| ARRIVED 15 HOUR 44 MINUTES AGO |
 |  |
Departure (UA503 Flight Schedule)
Boston, United StatesEDT 00:00:00 DAY
Arrival (UA503 Flight Schedule)
CDT 00:00:00 DAY
Flight Radar Checker UA 503
Live Flight Tracker Map
Flight UA503 from Boston to Chicago is operated by United Airlines. Scheduled time of departure from Boston Logan Intl is 10:55 EDT and scheduled time of arrival in Chicago Ohare Intl is 12:48 CDT. The duration of the flight is 2 hours 53 minutes.
Flight Finder
from Chicago to Boston
| Flight | Departure | Arrival |
|---|---|---|
| AA2682 00:15 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2784 00:25 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA1779 00:59 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| B61012 09:15 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA2213 09:25 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2968 09:27 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA3022 09:27 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA966 09:27 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA1186 09:39 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL2828 10:11 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2227 10:29 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA4616 10:39 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| WN3737 10:55 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| WN1800 11:00 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA1976 11:01 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA1076 11:05 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA3325 11:32 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA4106 12:08 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL5770 12:20 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| WN164 12:40 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA442 12:46 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA1117 12:57 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| B6312 13:15 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL2570 13:35 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA1563 13:51 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL2560 13:57 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA3209 14:26 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL5602 14:33 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| WN2619 14:45 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA1606 15:03 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL5611 15:13 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2952 15:18 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| EJA725 15:24 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| EJA968 15:30 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA1332 16:16 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA794 16:29 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2815 16:45 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| EJA969 17:00 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| WN1280 17:10 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA1693 17:22 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA1554 17:33 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL2816 17:42 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL5816 18:37 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2303 18:46 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2278 18:50 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA2060 19:26 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA2466 19:30 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA4384 19:51 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| LRT725 19:56 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| AA4344 20:30 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA1461 20:53 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| AA2837 21:12 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| EJA815 21:54 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA2331 21:59 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| WN2392 22:20 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| AA3107 22:28 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| EJA497 22:39 |
Chicago Midway Intl (MDW) |
Boston Logan Intl (BOS) |
| UA1800 23:21 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| DL2646 23:27 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
| UA1278 23:35 |
Chicago Ohare Intl (ORD) |
Boston Logan Intl (BOS) |
History Flight Information for UA503 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Mon, 25 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:55 EDT | 12:48 CDT | |||
| Sun, 24 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:55 EDT | 12:48 CDT | N67827 (Boeing B739) | 11:39 EDT | 12:46 CDT |
| Fri, 22 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:55 EDT | 12:48 CDT | 11:07 EDT | 12:24 CDT | |
| Thu, 21 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:55 EDT | 12:48 CDT | 11:00 EDT | 12:29 CDT | |
| Wed, 20 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N69804 (Boeing B739) | 16:32 CDT | 20:05 EDT |
| Wed, 20 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N39450 (Boeing B739) | 10:58 EDT | 12:12 CDT |
| Tue, 19 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N39416 (Boeing B739) | 16:20 CDT | 20:27 EDT |
| Tue, 19 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N39450 (Boeing B739) | 10:55 EDT | 12:03 CDT |
| Mon, 18 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N66808 (Boeing B739) | 17:49 CDT | 22:30 EDT |
| Mon, 18 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N37468 (Boeing B739) | 10:52 EDT | 12:25 CDT |
| Sun, 17 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N38417 (Boeing B739) | 18:53 CDT | 22:37 EDT |
| Sun, 17 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N66808 (Boeing B739) | 11:18 EDT | 12:26 CDT |
| Sat, 16 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N68880 (Boeing B739) | 16:15 CDT | 19:48 EDT |
| Fri, 15 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | 16:17 CDT | 18:08 EDT | |
| Fri, 15 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N66828 (Boeing B739) | 10:54 EDT | 11:51 CDT |
| Thu, 14 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N69824 (Boeing B739) | 17:17 CDT | 20:40 EDT |
| Thu, 14 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N68843 (Boeing B739) | 10:57 EDT | 12:04 CDT |
| Wed, 13 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N37466 (Boeing B739) | 17:01 CDT | 20:27 EDT |
| Wed, 13 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | 10:51 EDT | 13:34 CDT | |
| Tue, 12 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:15 EDT | 16:35 CDT | 20:03 EDT | |
| Tue, 12 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N75432 (Boeing B739) | 10:48 EDT | 12:05 CDT |
| Mon, 11 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N37474 (Boeing B739) | 10:51 EDT | 12:04 CDT |
| Sun, 10 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N75432 (Boeing B739) | 16:19 CDT | 19:52 EDT |
| Sun, 10 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | 11:17 EDT | 12:33 CDT | |
| Sat, 09 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | |||
| Fri, 08 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N67827 (Boeing B739) | 16:24 CDT | 19:57 EDT |
| Fri, 08 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N62896 (Boeing B739) | 10:59 EDT | 12:12 CDT |
| Thu, 07 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N75432 (Boeing B739) | 15:43 CDT | 19:58 EDT |
| Thu, 07 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N69804 (Boeing B739) | 10:58 EDT | 12:15 CDT |
| Wed, 06 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N38458 (Boeing B739) | 16:52 CDT | 20:19 EDT |
| Wed, 06 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N39423 (Boeing B739) | 10:54 EDT | 12:13 CDT |
| Tue, 05 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:15 EDT | 16:22 CDT | 19:39 EDT | |
| Tue, 05 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N81449 (Boeing B739) | 10:49 EDT | 12:08 CDT |
| Mon, 04 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N68834 (Boeing B739) | 16:13 CDT | 19:47 EDT |
| Mon, 04 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N37462 (Boeing B739) | 10:54 EDT | 12:06 CDT |
| Sun, 03 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N57439 (Boeing B739) | 16:15 CDT | 19:45 EDT |
| Sun, 03 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N69818 (Boeing B739) | 10:48 EDT | 11:56 CDT |
| Sat, 02 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N37413 (Boeing B739) | 16:28 CDT | 20:03 EDT |
| Fri, 01 May | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N38473 (Boeing B739) | 16:15 CDT | 19:47 EDT |
| Fri, 01 May | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N69838 (Boeing B739) | 10:54 EDT | 12:08 CDT |
| Thu, 30 Apr | UA503 | Chicago Ohare Intl (ORD) | Fort Lauderdale Hollywood Intl (FLL) | 15:55 CDT | 20:13 EDT | N67845 (Boeing B739) | 16:20 CDT | 19:46 EDT |
| Thu, 30 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:45 EDT | 12:45 CDT | N69835 (Boeing B739) | 10:56 EDT | 12:05 CDT |
| Wed, 29 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Wed, 29 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N68843 (Boeing B739) | 11:07 EDT | 13:23 EDT |
| Tue, 28 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Tue, 28 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N38443 (Boeing B739) | 09:02 EDT | 13:16 EDT |
| Mon, 27 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Mon, 27 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N69835 (Boeing B739) | 09:02 EDT | 13:18 EDT |
| Sun, 26 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | 11:14 EDT | 12:26 CDT | |
| Sun, 26 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N69813 (Boeing B739) | 08:58 EDT | 09:57 EDT |
| Sat, 25 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Fri, 24 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N816UA (Airbus A319) | 11:29 EDT | 11:44 CDT |
| Fri, 24 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N27477 (Boeing B739) | 09:05 EDT | 13:09 EDT |
| Thu, 23 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Thu, 23 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N69826 (Boeing B739) | 09:00 EDT | 13:25 EDT |
| Wed, 22 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N66893 (Boeing B739) | 11:18 EDT | 12:34 CDT |
| Wed, 22 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N826UA (Airbus A319) | 10:35 EDT | 11:36 EDT |
| Tue, 21 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Tue, 21 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N36444 (Boeing B739) | 08:51 EDT | 13:10 EDT |
| Mon, 20 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N62892 (Boeing B739) | 11:30 EDT | 12:32 CDT |
| Mon, 20 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N844UA (Airbus A319) | 10:19 EDT | 11:07 EDT |
| Sun, 19 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:40 EDT | 12:39 CDT | 11:33 EDT | 11:45 CDT | |
| Sun, 19 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N34460 (Boeing B739) | 08:48 EDT | 13:05 EDT |
| Sat, 18 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N38446 (Boeing B739) | 11:08 EDT | 12:17 CDT |
| Fri, 17 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Fri, 17 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | |||
| Thu, 16 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N63820 (Boeing B739) | 11:15 EDT | 12:30 CDT |
| Thu, 16 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | |||
| Wed, 15 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Wed, 15 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | 08:56 EDT | 13:20 EDT | |
| Tue, 14 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Tue, 14 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | 08:52 EDT | 10:02 EDT | |
| Mon, 13 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N37474 (Boeing B739) | 11:16 EDT | 12:44 CDT |
| Mon, 13 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | 08:56 EDT | 10:00 EDT | |
| Sun, 12 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Sun, 12 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N62889 (Boeing B739) | 09:04 EDT | 13:20 EDT |
| Sat, 11 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N37419 (Boeing B739) | 11:21 EDT | 12:40 CDT |
| Fri, 10 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Fri, 10 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N38479 ( B739) | 09:01 EDT | 13:34 EDT |
| Thu, 09 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N4888U ( A319) | 11:17 EDT | 11:09 CDT |
| Thu, 09 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N67845 (Boeing B739) | 08:54 EDT | 13:24 EDT |
| Wed, 08 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Wed, 08 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N37464 (Boeing B739) | 09:03 EDT | 13:36 EDT |
| Tue, 07 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Tue, 07 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N898UA ( A319) | 08:50 EDT | 12:24 EDT |
| Mon, 06 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | |||
| Mon, 06 Apr | UA503 | Newark Liberty Intl (EWR) | Boston Logan Intl (BOS) | 09:00 EDT | 10:15 EDT | N37464 (Boeing B739) | 10:57 EDT | 13:25 EDT |
| Sun, 05 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N36472 (Boeing B739) | 11:09 EDT | 12:25 CDT |
| Sat, 04 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N38473 (Boeing B739) | 11:01 EDT | 12:15 CDT |
| Fri, 03 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | 11:17 EDT | 12:39 CDT | |
| Thu, 02 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 11:00 EDT | 12:59 CDT | N62896 (Boeing B739) | 14:38 EDT | 15:58 CDT |
| Wed, 01 Apr | UA503 | Boston Logan Intl (BOS) | Chicago Ohare Intl (ORD) | 10:17 EDT | 12:16 CDT | N37464 (Boeing B739) | 10:16 EDT | 11:36 CDT |
Disclaimer for UA503 Flight Radar Data
Flight UA503 from Boston Logan Intl to Chicago Ohare 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 UA503 data.
