| ARRIVED 14 HOUR 22 MINUTES AGO | 
|  |  | 
 
   
 
   
 San Francisco, United States
 San Francisco, United States| LATE 1 hour 26 min | 
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Fri, 31 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | |||
| Thu, 30 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | N786SK (Canadair CRJ7) | 18:00 PDT | 18:35 PDT | 
| Wed, 29 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | N917EV (Canadair CRJ2) | 17:17 PDT | 17:55 PDT | 
| Tue, 28 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | N930EV (Canadair CRJ2) | 16:04 PDT | 16:40 PDT | 
| Mon, 27 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | N930EV (Canadair CRJ2) | 16:05 PDT | 16:42 PDT | 
| Sun, 26 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 15:50 PDT | 17:10 PDT | N930EV (Canadair CRJ2) | 17:19 PDT | 17:56 PDT | 
| Sat, 25 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:50 PDT | 
| Fri, 24 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:27 PDT | 17:10 PDT | 
| Thu, 23 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | |||
| Wed, 22 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N221PS (Canadair CRJ2) | 16:47 PDT | 17:29 PDT | 
| Tue, 21 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:06 PDT | 16:48 PDT | 
| Mon, 20 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:11 PDT | 16:51 PDT | 
| Sun, 19 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:02 PDT | 16:36 PDT | 
| Sat, 18 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:50 PDT | 
| Fri, 17 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:18 PDT | 16:56 PDT | 
| Thu, 16 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:09 PDT | 16:46 PDT | 
| Wed, 15 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:23 PDT | 17:02 PDT | 
| Tue, 14 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N116SY (EMBRAER E75L) | 17:04 PDT | 17:50 PDT | 
| Mon, 13 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N103SY (EMBRAER E75L) | 16:17 PDT | 17:16 PDT | 
| Sun, 12 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:10 PDT | 16:55 PDT | 
| Sat, 11 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:15 PDT | 16:52 PDT | 
| Fri, 10 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:22 PDT | 17:06 PDT | 
| Thu, 09 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:55 PDT | 
| Wed, 08 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 17:17 PDT | 17:58 PDT | 
| Tue, 07 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:51 PDT | 
| Mon, 06 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:11 PDT | 16:49 PDT | 
| Sun, 05 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:48 PDT | 
| Sat, 04 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:14 PDT | 16:49 PDT | 
| Fri, 03 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:12 PDT | 16:47 PDT | 
| Thu, 02 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:14 PDT | 17:00 PDT | 
| Wed, 01 Oct | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | |||
| Tue, 30 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:17 PDT | 16:56 PDT | 
| Mon, 29 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:06 PDT | 16:44 PDT | 
| Sun, 28 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:04 PDT | 16:44 PDT | 
| Sat, 27 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N930EV (Canadair CRJ2) | 16:15 PDT | 16:53 PDT | 
| Fri, 26 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N926SW (Canadair CRJ2) | 16:13 PDT | 16:51 PDT | 
| Thu, 25 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:00 PDT | 17:21 PDT | N926SW (Canadair CRJ2) | 16:19 PDT | 16:54 PDT | 
| Wed, 24 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:58 CDT | 09:50 MDT | |
| Tue, 23 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:08 CDT | 10:07 MDT | |
| Mon, 22 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | N142SY (EMBRAER E75L) | 09:18 CDT | 11:23 MDT | 
| Sun, 21 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:56 CDT | 09:56 MDT | |
| Sat, 20 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:07 CDT | 10:08 MDT | |
| Fri, 19 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:27 CDT | 10:22 MDT | |
| Thu, 18 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 10:35 CDT | 11:24 MDT | |
| Wed, 17 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:04 CDT | 09:55 MDT | |
| Tue, 16 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:13 CDT | 10:07 MDT | |
| Mon, 15 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:58 CDT | 09:46 MDT | |
| Sun, 14 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 10:00 CDT | 10:47 MDT | |
| Sat, 13 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:56 CDT | 09:44 MDT | |
| Fri, 12 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:30 CDT | 10:24 MDT | |
| Thu, 11 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:16 CDT | 10:12 MDT | |
| Wed, 10 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:04 CDT | 09:58 MDT | |
| Tue, 09 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | N154SY (EMBRAER E75L) | 08:53 CDT | 09:44 MDT | 
| Mon, 08 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:58 CDT | 09:57 MDT | |
| Sun, 07 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | |||
| Sat, 06 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:01 CDT | 10:11 MDT | |
| Fri, 05 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | N106SY (EMBRAER E75L) | 09:11 CDT | 10:17 MDT | 
| Thu, 04 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 09:05 CDT | 10:09 MDT | |
| Wed, 03 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:51 CDT | 09:42 MDT | |
| Tue, 02 Sep | UA5539 | Peoria Regional (PIA) | Denver Intl (DEN) | 08:45 CDT | 10:26 MDT | 08:55 CDT | 09:52 MDT | |
| Mon, 01 Sep | UA5539 | Arcata (ACV) | San Francisco Intl (SFO) | 16:10 PDT | 17:30 PDT | N926SW (Canadair CRJ2) | 16:31 PDT | 17:10 PDT |