JL21Japan Airlines · HND → PEK
live · 10m ago
Route confirmed Japan Airlines

JL21 TokyoHND · 08:50 BeijingPEK · 12:00

JL21 by Japan Airlines flies from Tokyo (HND) to Beijing (PEK) for the Thu, Oct 29 departure.

Right nowScheduled · today
08:50

departs HND · on schedule

⚖ JL21 typically leaves +13 and lands −2. The air wins minutes back.
Typical gate push+13 minmedian posted departure
Typical arrival−2 minmedian over 15 operations
Wins back in air~15 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+102+205+307 min
10-28
+31 gate · +22 arrival
10-27
+4 gate · −16 arrival
10-26
+307 gate · +287 arrival
10-25
+7 gate · −12 arrival
10-24
+22 gate · −9 arrival
10-23
+31 gate · +10 arrival
10-22
+63 gate · +50 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −2 min · 0 cancelled · 15 operations tracked

The route today

live boards
HNDTokyoOn-time likelyHND delay board →
PEKBeijingOn-time likelyPEK delay board →
HND→PEKevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
34%Chance of 15+ min delay
3.1%Chance of cancellation
+8 minAvg hub delay right now

Conditions at HND and PEK are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow on this route

Forecast

Tokyo to Beijing with Japan Airlines · Fri 30 Oct, local date

Outlook: below usual
Chance a departure is cancelled
2.5%0.5× usual
Chance a departure leaves 60+ min late
2.7%0.8× usual

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Tokyo to Beijing flights today

same route · Japan Airlines
JL25departs 16:35

If JL21 is cancelled, this is the other Japan Airlines nonstop flight from Tokyo to Beijing on the same day, with scheduled departure times in HND local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How JL21 actually runs

Pro Flight Search has tracked every published board update for JL21 across the HND and PEK boards: schedule changes, gate pushes and actual clocks. Usually lands ~9 min early. Based on 13 confirmed landings · 10/13 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how JL21 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-28HND 08:50 09:21 (+31)PEK 12:00 12:22 (+22)
10-27HND 08:50 08:54 (+4)PEK 12:00 11:44 (−16)
10-26HND 08:50 13:57 (+307)PEK 12:00 16:47 (+287)
10-25HND 08:50 08:57 (+7)PEK 12:00 11:48 (−12)
10-24HND 08:50 09:12 (+22)PEK 12:00 11:51 (−9)
10-23HND 08:50 09:21 (+31)PEK 12:00 12:10 (+10)
10-22HND 08:50 09:53 (+63)PEK 12:00 12:50 (+50)
10-21HND 08:50 08:59 (+9)PEK 12:00 11:58 (−2)
10-20HND 08:50 09:01 (+11)PEK 12:00 11:59 (−1)
10-19HND 08:50 08:51 (+1)PEK 12:00 11:49 (−11)
10-18HND 08:50 (+0)PEK 12:00 11:38 (−22)
10-17HND 08:50 09:03 (+13)PEK 12:00 11:51 (−9)
10-16HND 08:50 09:07 (+17)PEK 12:00 11:46 (−14)
10-15HND 08:50 09:03 (+13)PEK 12:00 12:12 (+12)
10-14HND 08:50 09:18 (+28)PEK 12:00 12:03 (+3)

Board clocks recorded as HND and PEK published them.

Planning around JL21? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

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Suggested citation

Pro Flight Search — JL21 Tokyo to Beijing on-time performance, measured from the HND and PEK airport boards.

Canonical URL
https://proflightsearch.com/flight/JL21
How we measure this →