29 active days
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Tracked directional route
PEK → UBN
Beijing Capital International Airport → New Ulaanbaatar International Airport
PEK
ZBAABeijing Capital International AirportOpen live airport profile →DestinationUBN
ZMCKNew Ulaanbaatar International AirportOpen live airport profile →Analysis window
Aug 21 – Sep 24, 2026
Every derived statistic, trend, operator and tail number breakdown, flight observation, and mapped path below uses this flight-date window.
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716 mi avg per flight
1 hr 41 min average
Average across flights included in analytics
5 flight numbers
Tracked activity
Aug 21 – Sep 24, 2026 · 29 active days
Flights65
Aug 21
Aug 22
Aug 23
Aug 25
Aug 27
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
Sep 2
Sep 3
Sep 7
Sep 8
Sep 9
Sep 10
Sep 11
Sep 12
Sep 13
Sep 14
Sep 15
Sep 16
Sep 18
Sep 19
Sep 20
Sep 21
Sep 22
Sep 23
Sep 24
Observed operators
Operators tracked on PEK → UBN
Operator activity within Aug 21 – Sep 24, 2026.
| Operator | Flights | Flight numbers | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|---|
| 57 | 3 | 25 | 40,703 mi | Aug 21, 2026, 1:19 AM UTC | Sep 24, 2026, 2:51 AM UTC | |
| 8 | 2 | 4 | 5,814 mi | Aug 22, 2026, 4:41 AM UTC | Sep 23, 2026, 9:05 PM UTC |
Observed services
Flight numbers tracked on PEK → UBN
Open a flight number for its complete tracked profile.
| Flight number | Flights | Tail numbers | Tracked distance | First observed | Last observed |
|---|---|---|---|---|---|
| 22 | 13 | 15,718 mi | Aug 21, 2026, 1:19 AM UTC | Sep 24, 2026, 2:51 AM UTC | |
| 19 | 13 | 13,409 mi | Aug 21, 2026, 5:50 AM UTC | Sep 23, 2026, 7:26 AM UTC | |
| 16 | 6 | 11,576 mi | Aug 22, 2026, 9:04 AM UTC | Sep 15, 2026, 9:11 AM UTC | |
| 6 | 4 | 4,329 mi | Aug 22, 2026, 4:41 AM UTC | Sep 23, 2026, 3:07 AM UTC | |
| 2 | 1 | 1,486 mi | Aug 29, 2026, 7:47 PM UTC | Sep 23, 2026, 9:05 PM UTC |
Observed tail numbers
Tail numbers tracked on PEK → UBN
Open a tail number for its complete tracked profile.
| Tail number | Type | Flights | Flight numbers | Tracked distance | Last observed |
|---|---|---|---|---|---|
| C919 | 7 | 1 | 5,169 mi | Sep 10, 2026, 9:08 AM UTC | |
| C919 | 5 | 1 | 3,504 mi | Sep 14, 2026, 9:02 AM UTC | |
| B38M | 4 | 2 | 2,878 mi | Sep 24, 2026, 2:51 AM UTC | |
| B38M | 4 | 2 | 2,806 mi | Sep 8, 2026, 3:49 AM UTC | |
| B738 | 3 | 2 | 2,213 mi | Sep 23, 2026, 9:05 PM UTC | |
| B38M | 3 | 2 | 2,098 mi | Sep 22, 2026, 2:44 AM UTC |
Observed aircraft types
Aircraft types tracked on PEK → UBN
Observed flights grouped by aircraft designator and matched to the aircraft reference catalog.
| Type | Aircraft name | Flights | Makeup | Tail numbers | Tracked distance | Operators | Flight numbers | First observed | Last observed |
|---|---|---|---|---|---|---|---|---|---|
| B38M | Boeing 737 MAX 8 | 42 | 64.6% | 20 | 29,786 mi | 2 | 3 | Aug 21, 2026, 1:19 AM UTC | Sep 24, 2026, 2:51 AM UTC |
| C919 | — | 16 | 24.6% | 6 | 11,576 mi | 1 | 1 | Aug 22, 2026, 9:04 AM UTC | Sep 15, 2026, 9:11 AM UTC |
| B738 | Boeing 737-800 | 5 | 7.7% | 2 | 3,646 mi | 1 | 2 | Aug 22, 2026, 4:41 AM UTC | Sep 23, 2026, 9:05 PM UTC |
| B789 | Boeing 787-9 Dreamliner | 2 | 3.1% | 1 | 1,509 mi | 1 | 1 | Aug 28, 2026, 11:18 PM UTC | Aug 31, 2026, 12:59 AM UTC |
Observation log
Flight observations
Latest 100 flights on PEK → UBN within Aug 21 – Sep 24, 2026