IJ838Spring Airlines Japan · CTS → NRT
live · 37m ago
Route confirmed Spring Airlines Japan

IJ838 SapporoCTS · 20:40 TokyoNRT · 22:25

IJ838 by Spring Airlines Japan flies from Sapporo (CTS) to Tokyo (NRT) for the Wed, Oct 14 departure.

Right nowScheduled · gate 201 · as of 03:37
20:40

departs CTS · on schedule

⚖ IJ838 typically leaves +5 and lands −5. The air wins minutes back.
Typical gate push+5 minmedian posted departure
Typical arrival−5 minmedian over 14 operations
Wins back in air~10 minmedian gate push vs arrival · how planes make up time → Cancellation1 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-13
+2 gate · −5 arrival
10-12
−3 gate · −26 arrival
10-11
−1 gate · −8 arrival
10-10
CANCELLED
10-09
+7 gate · +4 arrival
10-08
+16 gate · −6 arrival
10-07
+6 gate · +5 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 −5 min · 1 cancelled · 15 operations tracked

The route today

live boards
CTSSapporoHigh riskCTS delay board →
NRTTokyoOn-time likelyNRT delay board →
CTS→NRTevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
33%Chance of 15+ min delay
4.4%Chance of cancellation
+4 minAvg hub delay right now

Driven mainly by CTS (Sapporo), currently flying MVFR (marginal visual). 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 →

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 Sapporo to Tokyo flights today

same route · Spring Airlines Japan
IJ408departs 18:00
IJ836departs 19:20

If IJ838 is cancelled, these are the other Spring Airlines Japan nonstop flights from Sapporo to Tokyo on the same day, with scheduled departure times in CTS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How IJ838 actually runs

Pro Flight Search has tracked every published board update for IJ838 across the CTS and NRT boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 10 confirmed landings · 10/10 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how IJ838 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-13CTS 20:40 20:42 (+2)NRT 22:25 22:20 (−5)
10-12CTS 20:40 20:37 (−3)NRT 22:25 21:59 (−26)
10-11CTS 20:40 20:39 (−1)NRT 22:25 22:17 (−8)
10-10CANCELLED
10-09CTS 20:40 20:47 (+7)NRT 22:25 22:29 (+4)
10-08CTS 20:40 20:56 (+16)NRT 22:25 22:19 (−6)
10-07CTS 20:40 20:46 (+6)NRT 22:25 22:30 (+5)
10-06CTS 20:40 20:45 (+5)NRT 22:25 22:21 (−4)
10-05CTS 20:40 20:48 (+8)NRT 22:25 22:26 (+1)
10-04CTS 20:40 20:45 (+5)NRT 22:25 22:29 (+4)
10-03CTS 20:40 20:37 (−3)NRT 22:25 22:06 (−19)
10-02CTS 20:40 20:42 (+2)NRT 22:25 22:14 (−11)
10-01CTS 20:40 20:43 (+3)NRT 22:25 22:05 (−20)
09-30CTS 20:40 20:46 (+6)NRT 22:25 22:22 (−3)
09-29CTS NRT 22:25 22:15 (−10)

Aircraft

Recent tails: JA02GR, JA03GR, JA05GR.

Board clocks recorded as CTS and NRT published them.

Planning around IJ838? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — IJ838 Sapporo to Tokyo on-time performance, measured from the CTS and NRT airport boards.

Canonical URL
https://proflightsearch.com/flight/IJ838
How we measure this →