| ARRIVED 18 HOUR 11 MINUTES AGO |
 |  |
Departure (DL3859 Flight Schedule)
Great Falls, United StatesMDT 00:00:00 DAY
Arrival (DL3859 Flight Schedule)
MDT 00:00:00 DAY
Flight Radar Checker DL 3859
Live Flight Tracker Map
Flight DL3859 from Great Falls to Salt Lake City is operated by Delta Air Lines. Scheduled time of departure from Great Falls Intl is 13:17 MDT and scheduled time of arrival in Salt Lake City Intl is 14:55 MDT. The duration of the flight is 1 hour 38 minutes.
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Flight Finder
from Salt Lake City to Great Falls
History Flight Information for DL3859 from Flight Scanner System
| Date | Flight | Departure Airport | Arrival Airport | Scheduled | Plane | Estimated | ||
|---|---|---|---|---|---|---|---|---|
| Departure | Arrival | Departure | Arrival | |||||
| Fri, 31 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | |||
| Thu, 30 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:00 MDT | 14:33 MDT | |
| Thu, 30 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:02 MDT | 11:37 MDT | |
| Wed, 29 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:01 MDT | 14:39 MDT | |
| Wed, 29 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Tue, 28 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:58 MDT | 14:43 MDT | |
| Tue, 28 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 10:54 MDT | 11:43 MDT | |
| Mon, 27 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | N252SY (EMBRAER E75L) | 14:12 MDT | 18:06 MDT |
| Mon, 27 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:09 MDT | 11:53 MDT | |
| Sun, 26 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:45 MDT | 15:24 MDT | |
| Sat, 25 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:09 MDT | 14:46 MDT | |
| Sat, 25 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:06 MDT | 11:40 MDT | |
| Fri, 24 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:01 MDT | 15:05 MDT | |
| Fri, 24 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Thu, 23 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:31 MDT | 15:07 MDT | |
| Wed, 22 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:04 MDT | 14:44 MDT | |
| Wed, 22 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:10 MDT | 11:55 MDT | |
| Tue, 21 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:58 MDT | 14:36 MDT | |
| Mon, 20 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:00 MDT | 14:40 MDT | |
| Mon, 20 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Sun, 19 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:52 MDT | 17:05 MDT | |
| Sun, 19 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Sat, 18 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:53 MDT | 17:42 MDT | |
| Sat, 18 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 10:58 MDT | 11:43 MDT | |
| Fri, 17 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:14 MDT | 14:49 MDT | |
| Fri, 17 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Thu, 16 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:13 MDT | 14:52 MDT | |
| Thu, 16 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:06 MDT | 12:03 MDT | |
| Wed, 15 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:54 MDT | 14:34 MDT | |
| Wed, 15 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Tue, 14 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:02 MDT | 14:41 MDT | |
| Tue, 14 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Mon, 13 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:39 MDT | 15:16 MDT | |
| Mon, 13 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 12:07 MDT | 12:40 MDT | |
| Sun, 12 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:03 MDT | 14:38 MDT | |
| Sun, 12 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | |||
| Sat, 11 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:08 MDT | 14:47 MDT | |
| Sat, 11 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:00 MDT | 11:50 MDT | |
| Fri, 10 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:13 MDT | 14:51 MDT | |
| Thu, 09 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 13:54 MDT | 14:32 MDT | |
| Wed, 08 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:01 MDT | 14:36 MDT | |
| Wed, 08 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 10:58 MDT | 11:41 MDT | |
| Tue, 07 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:17 MDT | 14:55 MDT | 14:02 MDT | 14:42 MDT | |
| Tue, 07 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:37 MDT | 11:06 MDT | 11:45 MDT | |
| Mon, 06 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:03 MDT | 14:39 MDT | |
| Mon, 06 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:01 MDT | 11:40 MDT | |
| Sun, 05 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:02 MDT | 14:39 MDT | |
| Sun, 05 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | |||
| Sat, 04 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | N252SY (EMBRAER E75L) | 14:00 MDT | 17:26 MDT |
| Sat, 04 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:58 MDT | 11:39 MDT | |
| Fri, 03 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:10 MDT | 14:51 MDT | |
| Fri, 03 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | |||
| Thu, 02 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:03 MDT | 14:43 MDT | |
| Thu, 02 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | |||
| Wed, 01 Jul | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:57 MDT | 14:34 MDT | |
| Wed, 01 Jul | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:13 MDT | 11:48 MDT | |
| Tue, 30 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:56 MDT | 17:28 MDT | |
| Tue, 30 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:00 MDT | 11:49 MDT | |
| Mon, 29 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:04 MDT | 14:41 MDT | |
| Mon, 29 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:57 MDT | 11:46 MDT | |
| Sun, 28 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:02 MDT | 14:43 MDT | |
| Sun, 28 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:58 MDT | 11:37 MDT | |
| Sat, 27 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:07 MDT | 14:45 MDT | |
| Sat, 27 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:58 MDT | 11:40 MDT | |
| Fri, 26 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:07 MDT | 14:45 MDT | |
| Fri, 26 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:02 MDT | 11:43 MDT | |
| Thu, 25 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 15:02 MDT | 15:35 MDT | |
| Thu, 25 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 12:05 MDT | 12:55 MDT | |
| Wed, 24 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:03 MDT | 17:20 MDT | |
| Wed, 24 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:02 MDT | 11:52 MDT | |
| Tue, 23 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:16 MDT | 17:42 MDT | |
| Tue, 23 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:04 MDT | 11:55 MDT | |
| Mon, 22 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:55 MDT | 14:34 MDT | |
| Mon, 22 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:00 MDT | 11:42 MDT | |
| Sun, 21 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:58 MDT | 14:36 MDT | |
| Sun, 21 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:00 MDT | 11:43 MDT | |
| Sat, 20 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:56 MDT | 14:36 MDT | |
| Sat, 20 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:03 MDT | 11:39 MDT | |
| Fri, 19 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:07 MDT | 17:36 MDT | |
| Fri, 19 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | |||
| Thu, 18 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:57 MDT | 14:34 MDT | |
| Thu, 18 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:59 MDT | 11:44 MDT | |
| Wed, 17 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:59 MDT | 14:36 MDT | |
| Wed, 17 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:02 MDT | 11:43 MDT | |
| Tue, 16 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:54 MDT | 14:31 MDT | |
| Tue, 16 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:54 MDT | 11:40 MDT | |
| Mon, 15 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:57 MDT | 14:32 MDT | |
| Sun, 14 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:55 MDT | 14:29 MDT | |
| Sun, 14 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:01 MDT | 11:50 MDT | |
| Sat, 13 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:59 MDT | 14:34 MDT | |
| Sat, 13 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:05 MDT | 11:48 MDT | |
| Fri, 12 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:12 MDT | 14:49 MDT | |
| Thu, 11 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:56 MDT | 14:33 MDT | |
| Thu, 11 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:08 MDT | 11:39 MDT | |
| Wed, 10 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:51 MDT | 14:29 MDT | |
| Wed, 10 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:00 MDT | 11:36 MDT | |
| Tue, 09 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 14:09 MDT | 14:49 MDT | |
| Tue, 09 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 10:58 MDT | 11:40 MDT | |
| Mon, 08 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | 13:52 MDT | 14:33 MDT | |
| Mon, 08 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | 11:01 MDT | 11:34 MDT | |
| Sun, 07 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:20 MDT | 15:02 MDT | N241SY (EMBRAER E75L) | 14:02 MDT | 14:43 MDT |
| Sun, 07 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:55 MDT | 12:40 MDT | N241SY (EMBRAER E75L) | 11:03 MDT | 11:46 MDT |
| Sat, 06 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N252SY (EMBRAER E75L) | 14:01 MDT | 14:36 MDT |
| Sat, 06 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | N252SY (EMBRAER E75L) | 10:53 MDT | 11:44 MDT |
| Fri, 05 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N242SY (EMBRAER E75L) | 13:45 MDT | 14:25 MDT |
| Fri, 05 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | N242SY (EMBRAER E75L) | 10:52 MDT | 11:32 MDT |
| Thu, 04 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N604CZ (Embraer E175) | 13:51 MDT | 16:23 MDT |
| Thu, 04 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | |||
| Wed, 03 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N240SY (EMBRAER E75L) | 13:37 MDT | 14:15 MDT |
| Wed, 03 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | N240SY (EMBRAER E75L) | 10:48 MDT | 11:28 MDT |
| Tue, 02 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N250SY (EMBRAER E75L) | 14:08 MDT | 14:34 MDT |
| Tue, 02 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | N250SY (EMBRAER E75L) | 10:50 MDT | 11:17 MDT |
| Mon, 01 Jun | DL3859 | Great Falls Intl (GTF) | Salt Lake City Intl (SLC) | 13:07 MDT | 14:44 MDT | N259SY ( E175) | 13:53 MDT | 17:09 MDT |
| Mon, 01 Jun | DL3859 | Salt Lake City Intl (SLC) | Great Falls Intl (GTF) | 10:48 MDT | 12:27 MDT | N259SY ( E175) | 11:05 MDT | 11:40 MDT |
Disclaimer for DL3859 Flight Radar Data
Flight DL3859 from Great Falls Intl to Salt Lake City 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 DL3859 data.
