KBZN Bozeman Yellowstone International night times
Bozeman, MT · FAA BZN
Night of Nov 6 to Nov 7MST
Position lights
§ 91.2095:04 PMto7:13 AM
Sunset to sunrise. Lights on.
0004Z to 1413Z
Night logging
§ 1.15:35 PMto6:42 AM
Civil twilight. Log it as night.
0035Z to 1342Z
Night currency
§ 61.57(b)6:04 PMto6:13 AM
One hour after sunset. Landings count.
0104Z to 1313Z
Evenings at KBZN
When each night begins, through the year. Local time.
| Date | SunsetLights on | Civil twilight endsLog night | 1 hr after sunsetLandings count |
|---|---|---|---|
| Nov 1MST | 5:11 PM | 5:42 PM | 6:11 PM |
| Nov 15MST | 4:53 PM | 5:26 PM | 5:53 PM |
| Dec 1MST | 4:42 PM | 5:15 PM | 5:42 PM |
| Dec 15MST | 4:41 PM | 5:15 PM | 5:41 PM |
| Jan 1MST | 4:51 PM | 5:25 PM | 5:51 PM |
| Jan 15MST | 5:07 PM | 5:40 PM | 6:07 PM |
| Feb 1MST | 5:30 PM | 6:02 PM | 6:30 PM |
| Feb 15MST | 5:51 PM | 6:22 PM | 6:51 PM |
| Mar 1MST | 6:11 PM | 6:41 PM | 7:11 PM |
| Mar 15MDT | 7:30 PM | 8:00 PM | 8:30 PM |
| Apr 1MDT | 7:53 PM | 8:23 PM | 8:53 PM |
| Apr 15MDT | 8:11 PM | 8:42 PM | 9:11 PM |
| May 1MDT | 8:32 PM | 9:05 PM | 9:32 PM |
| May 15MDT | 8:49 PM | 9:24 PM | 9:49 PM |
| Jun 1MDT | 9:07 PM | 9:44 PM | 10:07 PM |
| Jun 15MDT | 9:16 PM | 9:55 PM | 10:16 PM |
| Jul 1MDT | 9:18 PM | 9:56 PM | 10:18 PM |
| Jul 15MDT | 9:11 PM | 9:48 PM | 10:11 PM |
| Aug 1MDT | 8:54 PM | 9:28 PM | 9:54 PM |
| Aug 15MDT | 8:33 PM | 9:05 PM | 9:33 PM |
| Sep 1MDT | 8:03 PM | 8:33 PM | 9:03 PM |
| Sep 15MDT | 7:36 PM | 8:06 PM | 8:36 PM |
| Oct 1MDT | 7:05 PM | 7:34 PM | 8:05 PM |
| Oct 15MDT | 6:39 PM | 7:09 PM | 7:39 PM |
Mornings at KBZN
When each night ends. Local time.
| Date | 1 hr before sunriseLandings stop counting | Civil twilight beginsNight logging ends | SunriseLights off |
|---|---|---|---|
| Nov 1MST | 6:05 AM | 6:34 AM | 7:05 AM |
| Nov 15MST | 6:25 AM | 6:52 AM | 7:25 AM |
| Dec 1MST | 6:45 AM | 7:12 AM | 7:45 AM |
| Dec 15MST | 6:59 AM | 7:25 AM | 7:59 AM |
| Jan 1MST | 7:06 AM | 7:32 AM | 8:06 AM |
| Jan 15MST | 7:02 AM | 7:29 AM | 8:02 AM |
| Feb 1MST | 6:46 AM | 7:15 AM | 7:46 AM |
| Feb 15MST | 6:27 AM | 6:56 AM | 7:27 AM |
| Mar 1MST | 6:03 AM | 6:33 AM | 7:03 AM |
| Mar 15MDT | 6:37 AM | 7:08 AM | 7:37 AM |
| Apr 1MDT | 6:05 AM | 6:35 AM | 7:05 AM |
| Apr 15MDT | 5:39 AM | 6:08 AM | 6:39 AM |
| May 1MDT | 5:12 AM | 5:39 AM | 6:12 AM |
| May 15MDT | 4:53 AM | 5:18 AM | 5:53 AM |
| Jun 1MDT | 4:38 AM | 5:01 AM | 5:38 AM |
| Jun 15MDT | 4:34 AM | 4:56 AM | 5:34 AM |
| Jul 1MDT | 4:39 AM | 5:01 AM | 5:39 AM |
| Jul 15MDT | 4:49 AM | 5:13 AM | 5:49 AM |
| Aug 1MDT | 5:08 AM | 5:33 AM | 6:08 AM |
| Aug 15MDT | 5:25 AM | 5:52 AM | 6:25 AM |
| Sep 1MDT | 5:46 AM | 6:15 AM | 6:46 AM |
| Sep 15MDT | 6:03 AM | 6:33 AM | 7:03 AM |
| Oct 1MDT | 6:23 AM | 6:53 AM | 7:23 AM |
| Oct 15MDT | 6:41 AM | 7:11 AM | 7:41 AM |
Lights and runways
As the FAA lists them. NOTAMs aren't included, so check current NOTAMs before you fly.
WHEN ATCT CLSD ACTVT MALSR RWY 12 & 30; HIRL RWY 12/30; MIRL RWY 11/29 - CTAF. PAPI RWY 12 & 30 OPR CONSLY.
Runway 03/21
2,650 × 75 ft · Asphalt
Runway 11/29
5,050 × 75 ft · Asphalt
Runway 11G/29G
2,802 × 80 ft · Turf
Runway 12/30
8,994 × 150 ft · Asphalt
Frequencies
Night at KBZN, in short
When can I log night time at KBZN?
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 5:35 PM to 6:42 AM MST.
When do landings at KBZN 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 6:04 PM to 6:13 AM MST.
When are position lights required at KBZN?
From sunset to sunrise (14 CFR 91.209(a)). On the night of Nov 6, 2026, that was 5:04 PM to 7:13 AM MST.
Nearby airports
- 9S5 Three Forks Three Forks, MT · 19 nm
- 9U1 Wilsall Wilsall, MT · 25 nm
- KLVM Mission Field Livingston, MT · 30 nm
- 8U8 Townsend Townsend, MT · 36 nm
- KEKS Ennis Big Sky Ennis, MT · 37 nm
- 8U9 Canyon Ferry Townsend, MT · 42 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.