IC81 831 Interlaken Ost – Romanshorn

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Interlaken Ost 17:59 → Romanshorn 21:12 Daily 3 h 13 min · 12 stops SBB CFF FFS

It has not run yet today

Last recorded run: Friday 9 October +1 min

Next service: today 17:59 from Interlaken Ost · Sat 10 Oct

Full trip card

Next departure 17:59 today · Interlaken Ost

On-time · 30 days

86%

6/7 runs under 3 min

RT coverage: 7 full · 0 partial · 0 no data

On-time · 90 days

89%

8/9 runs under 3 min

RT coverage: 9 full · 0 partial · 1 no data

Typical delay

0min

Median at arrival, 90 days

30 days: 0 min

P90

+5min

9 in 10 runs arrive with less than this

30 days: +8 min

Last 30 days

Arrival delay at Romanshorn, in minutes. One bar per run.

On time (<3 min)
3–10 min
10–30 min
30+ min
Partial coverage
No data

Worst days

Mon 5 Oct Max en route +20 min · last fix heading to Romanshorn +20 min

Distribution · 90 days

9 runs with a known final delay. On time = under 3 min, the same cut the map uses.

Early 0% · 0
On time 89% · 8
3–10 min 0% · 0
10–30 min 11% · 1
30+ min 0% · 0

On-time by weekday

67% M n=3
100% T n=1
100% W n=1
100% T n=1
100% F n=1
100% S n=1
100% S n=1

Stops and timetable

Timetable of the latest run from the operator’s GTFS (12 stops).

Stop	Sched.
Interlaken Ost	17:59
Interlaken West	18:03 / 18:04
Spiez	18:23
Thun	18:34
Bern	18:56 / 19:02
Zürich HB	19:58 / 20:04
Zürich Flughafen	20:14 / 20:15
Winterthur	20:29 / 20:31
Frauenfeld	20:42
Weinfelden	20:54 / 20:55
Amriswil	21:06
Romanshorn	21:12

Each run is closed into train_runs (country, train number, service day) from the live positions. Final delay = last delay seen. Partial coverage: the feed stopped before the final stop (last value used, hatched in the chart). No data: a run without any valid delay; counts as neither on time nor late. Data collected since 11 July 2026.

Recent runs

Date	Last stop	Final	Max
Fri 9 Oct	Romanshorn 21:14	+1 min	+9 min
Thu 8 Oct	Romanshorn 21:13	0 min	+3 min
Wed 7 Oct	Romanshorn 21:13	0 min	+1 min
Tue 6 Oct	Romanshorn 21:13	0 min	+1 min
Mon 5 Oct	Romanshorn 21:13	+20 min	+20 min
Sun 4 Oct	Romanshorn 21:13	0 min	—
Sat 3 Oct	Romanshorn 21:12	0 min	+3 min
Mon 10 Aug	Romanshorn 21:11	+2 min	+2 min
Mon 3 Aug	Romanshorn 23:11	0 min	—
Thu 16 Jul	Romanshorn 01:07	No data	—