KONT Ontario International night times
Ontario, CA · FAA ONT
Night of Nov 6 to Nov 7PST
Position lights
§ 91.2094:53 PMto6:16 AM
Sunset to sunrise. Lights on.
0053Z to 1416Z
Night logging
§ 1.15:19 PMto5:50 AM
Civil twilight. Log it as night.
0119Z to 1350Z
Night currency
§ 61.57(b)5:53 PMto5:16 AM
One hour after sunset. Landings count.
0153Z to 1316Z
Evenings at KONT
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1PST | 4:57 PM | 5:23 PM | 5:57 PM |
| Nov 15PST | 4:47 PM | 5:13 PM | 5:47 PM |
| Dec 1PST | 4:41 PM | 5:08 PM | 5:41 PM |
| Dec 15PST | 4:43 PM | 5:10 PM | 5:43 PM |
| Jan 1PST | 4:52 PM | 5:20 PM | 5:52 PM |
| Jan 15PST | 5:04 PM | 5:31 PM | 6:04 PM |
| Feb 1PST | 5:21 PM | 5:47 PM | 6:21 PM |
| Feb 15PST | 5:34 PM | 6:00 PM | 6:34 PM |
| Mar 1PST | 5:47 PM | 6:12 PM | 6:47 PM |
| Mar 15PDT | 6:58 PM | 7:23 PM | 7:58 PM |
| Apr 1PDT | 7:11 PM | 7:36 PM | 8:11 PM |
| Apr 15PDT | 7:22 PM | 7:48 PM | 8:22 PM |
| May 1PDT | 7:34 PM | 8:01 PM | 8:34 PM |
| May 15PDT | 7:45 PM | 8:13 PM | 8:45 PM |
| Jun 1PDT | 7:57 PM | 8:25 PM | 8:57 PM |
| Jun 15PDT | 8:03 PM | 8:33 PM | 9:03 PM |
| Jul 1PDT | 8:06 PM | 8:35 PM | 9:06 PM |
| Jul 15PDT | 8:02 PM | 8:31 PM | 9:02 PM |
| Aug 1PDT | 7:51 PM | 8:19 PM | 8:51 PM |
| Aug 15PDT | 7:37 PM | 8:04 PM | 8:37 PM |
| Sep 1PDT | 7:16 PM | 7:42 PM | 8:16 PM |
| Sep 15PDT | 6:57 PM | 7:22 PM | 7:57 PM |
| Oct 1PDT | 6:35 PM | 7:00 PM | 7:35 PM |
| Oct 15PDT | 6:16 PM | 6:42 PM | 7:16 PM |
Mornings at KONT
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1PST | 5:10 AM | 5:44 AM | 6:10 AM |
| Nov 15PST | 5:23 AM | 5:57 AM | 6:23 AM |
| Dec 1PST | 5:38 AM | 6:11 AM | 6:38 AM |
| Dec 15PST | 5:49 AM | 6:21 AM | 6:49 AM |
| Jan 1PST | 5:56 AM | 6:28 AM | 6:56 AM |
| Jan 15PST | 5:56 AM | 6:29 AM | 6:56 AM |
| Feb 1PST | 5:48 AM | 6:21 AM | 6:48 AM |
| Feb 15PST | 5:35 AM | 6:10 AM | 6:35 AM |
| Mar 1PST | 5:19 AM | 5:54 AM | 6:19 AM |
| Mar 15PDT | 6:01 AM | 6:36 AM | 7:01 AM |
| Apr 1PDT | 5:38 AM | 6:13 AM | 6:38 AM |
| Apr 15PDT | 5:20 AM | 5:54 AM | 6:20 AM |
| May 1PDT | 5:01 AM | 5:35 AM | 6:01 AM |
| May 15PDT | 4:49 AM | 5:21 AM | 5:49 AM |
| Jun 1PDT | 4:40 AM | 5:11 AM | 5:40 AM |
| Jun 15PDT | 4:39 AM | 5:09 AM | 5:39 AM |
| Jul 1PDT | 4:43 AM | 5:14 AM | 5:43 AM |
| Jul 15PDT | 4:50 AM | 5:22 AM | 5:50 AM |
| Aug 1PDT | 5:02 AM | 5:34 AM | 6:02 AM |
| Aug 15PDT | 5:12 AM | 5:45 AM | 6:12 AM |
| Sep 1PDT | 5:24 AM | 5:58 AM | 6:24 AM |
| Sep 15PDT | 5:34 AM | 6:09 AM | 6:34 AM |
| Oct 1PDT | 5:45 AM | 6:20 AM | 6:45 AM |
| Oct 15PDT | 5:56 AM | 6:30 AM | 6:56 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
Runway 08L/26R
12,197 × 150 ft · Concrete
Runway 08R/26L
10,200 × 150 ft · Concrete
Frequencies
Night at KONT, in short
When can I log night time at KONT?
From the end of evening civil twilight to the beginning of morning civil twilight, when the sun is 6° below the horizon (14 CFR 1.1). On the night of Nov 6, 2026, that was 5:19 PM to 5:50 AM PST.
When do landings at KONT count for night currency?
From one hour after sunset to one hour before sunrise. To carry passengers at night you need 3 takeoffs and 3 full-stop landings in that period within the last 90 days (14 CFR 61.57(b)). On the night of Nov 6, 2026, that was 5:53 PM to 5:16 AM PST.
When are position lights required at KONT?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 4:53 PM to 6:16 AM PST.
Nearby airports
- KCNO Chino Chino, CA · 5 nm
- KCCB Cable Upland, CA · 5 nm
- KPOC Brackett Field La Verne, CA · 9 nm
- KAJO Corona Municipal Corona, CA · 10 nm
- KRAL Riverside Riverside, CA · 10 nm
- KRIR Flabob Riverside/Rubidoux/, CA · 10 nm
Times are worked out from the sun's position for a sea-level horizon, rounded to the minute. Airport data from the FAA NASR cycle of Oct 29, 2026.