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Jetstar Japan Delay Rate, Cancellations & On-Time Performance GK

On-time departure and arrival rates compiled from operational records, covering every flight operated to and from Japan. Switch the period with the tabs below.

Delay rate 25.3% Delay rate is the share of flights departing more than 15 minutes after schedule (100% − on-time departure)

74.7% On-time departure 81.4% On-time arrival

Cancellation: 2.7% / Avg delay when late: 43min

Last 28 days ・ 2673 flights ・ Includes estimates 41 estimated

Some airlines do not publish gate departure/arrival times. For those flights we estimate the gate times from the takeoff/landing record and the airport's measured taxi times (validated at 3.5 min mean error, 94.4% agreement on the on-time call). Without the estimate, those airlines' flights would drop out of the sample entirely and cross-airline comparison would break.

Daily · Last 30 days

On-time departureOn timeDelayed
30%50%70%90%0200 70.6%32.6%71.3%2026-09-06101 flights ・ Avg delay when late +29minOn time 72 ・ Delayed 2961.4%2026-09-07101 flights ・ Avg delay when late +32minOn time 62 ・ Delayed 3956.3%2026-09-0887 flights ・ Avg delay when late +48minOn time 49 ・ Delayed 3853.6%2026-09-0997 flights ・ Avg delay when late +58minOn time 52 ・ Delayed 4583.2%2026-09-1095 flights ・ Avg delay when late +25minOn time 79 ・ Delayed 1660.4%2026-09-11106 flights ・ Avg delay when late +48minOn time 64 ・ Delayed 4289.9%2026-09-1299 flights ・ Avg delay when late +49minOn time 89 ・ Delayed 1069.6%2026-09-13102 flights ・ Avg delay when late +52minOn time 71 ・ Delayed 3171.3%2026-09-14101 flights ・ Avg delay when late +36minOn time 72 ・ Delayed 2973.6%2026-09-1591 flights ・ Avg delay when late +23minOn time 67 ・ Delayed 2461.3%2026-09-1693 flights ・ Avg delay when late +56minOn time 57 ・ Delayed 3677.9%2026-09-1795 flights ・ Avg delay when late +60minOn time 74 ・ Delayed 2183.8%2026-09-18105 flights ・ Avg delay when late +33minOn time 88 ・ Delayed 1793.2%2026-09-19103 flights ・ Avg delay when late +22minOn time 96 ・ Delayed 780.6%2026-09-20103 flights ・ Avg delay when late +20minOn time 83 ・ Delayed 2070.3%2026-09-2164 flights ・ Avg delay when late +26minOn time 45 ・ Delayed 1932.6%2026-09-2292 flights ・ Avg delay when late +59minOn time 30 ・ Delayed 6281.6%2026-09-2398 flights ・ Avg delay when late +26minOn time 80 ・ Delayed 1885.6%2026-09-2497 flights ・ Avg delay when late +65minOn time 83 ・ Delayed 1487.4%2026-09-25103 flights ・ Avg delay when late +20minOn time 90 ・ Delayed 1383.5%2026-09-26103 flights ・ Avg delay when late +28minOn time 86 ・ Delayed 1779.6%2026-09-2798 flights ・ Avg delay when late +28minOn time 78 ・ Delayed 2051.5%2026-09-2899 flights ・ Avg delay when late +35minOn time 51 ・ Delayed 4875%2026-09-2984 flights ・ Avg delay when late +31minOn time 63 ・ Delayed 2178.2%2026-09-3087 flights ・ Avg delay when late +31minOn time 68 ・ Delayed 1981.3%2026-10-0191 flights ・ Avg delay when late +30minOn time 74 ・ Delayed 1770.5%2026-10-02105 flights ・ Avg delay when late +72minOn time 74 ・ Delayed 3181.2%2026-10-03101 flights ・ Avg delay when late +36minOn time 82 ・ Delayed 1982.7%2026-10-04 (Provisional)98 flights ・ Avg delay when late +43minOn time 81 ・ Delayed 1770.6%2026-10-05 (Provisional)85 flights ・ Avg delay when late +50minOn time 60 ・ Delayed 25
Sep 6Sep 12Sep 18Sep 24Oct 5

Line = on-time departure rate (left axis); bars = flights operated (right axis), stacked as on-time and delayed. Hover (or tap) a point for the breakdown and the average delay of delayed flights. The green band marks 90% on-time departures and above. Dashed segments and pale bars are provisional, before the actuals are final.

Weekly · Last 12 weeks (from Monday)

On-time departureOn timeDelayed
60%70%80%90%01000 70.6%67.8%87%Week of 2026-07-20648 flights ・ Avg delay when late +31minOn time 564 ・ Delayed 8478.3%Week of 2026-07-27695 flights ・ Avg delay when late +40minOn time 544 ・ Delayed 15179%Week of 2026-08-03704 flights ・ Avg delay when late +41minOn time 556 ・ Delayed 14868.5%Week of 2026-08-10781 flights ・ Avg delay when late +37minOn time 535 ・ Delayed 24677.9%Week of 2026-08-17702 flights ・ Avg delay when late +35minOn time 547 ・ Delayed 15570%Week of 2026-08-24671 flights ・ Avg delay when late +42minOn time 470 ・ Delayed 20172.3%Week of 2026-08-31687 flights ・ Avg delay when late +42minOn time 497 ・ Delayed 19067.8%Week of 2026-09-07687 flights ・ Avg delay when late +46minOn time 466 ・ Delayed 22177.7%Week of 2026-09-14691 flights ・ Avg delay when late +39minOn time 537 ・ Delayed 15475.1%Week of 2026-09-21655 flights ・ Avg delay when late +42minOn time 492 ・ Delayed 16374.1%Week of 2026-09-28 (Provisional)665 flights ・ Avg delay when late +41minOn time 493 ・ Delayed 17270.6%Week of 2026-10-05 (Provisional)85 flights ・ Avg delay when late +50minOn time 60 ・ Delayed 25
Jul 20Aug 10Aug 31Oct 5

Line = on-time departure rate (left axis); bars = flights operated (right axis), stacked as on-time and delayed. Hover (or tap) a point for the breakdown and the average delay of delayed flights. The green band marks 90% on-time departures and above. Dashed segments and pale bars are provisional, before the actuals are final.

Monthly · Last 12 months

On-time departureOn timeDelayed
70%80%90%05000 77.3%72.5%82.6%2026-071646 flights ・ Avg delay when late +37minOn time 1359 ・ Delayed 28774.7%2026-083169 flights ・ Avg delay when late +39minOn time 2367 ・ Delayed 80272.5%2026-092888 flights ・ Avg delay when late +41minOn time 2094 ・ Delayed 79477.3%2026-10 (Provisional)480 flights ・ Avg delay when late +49minOn time 371 ・ Delayed 109
JulAugSepOct

Line = on-time departure rate (left axis); bars = flights operated (right axis), stacked as on-time and delayed. Hover (or tap) a point for the breakdown and the average delay of delayed flights. The green band marks 90% on-time departures and above. Dashed segments and pale bars are provisional, before the actuals are final.

“Provisional” values are preliminary. The last 2 days are still being corrected, so they may change slightly.

Fleet rotation highlights for 10/5

Provisional

Among aircraft that flew two or more legs yesterday, these had the lowest and highest average departure delay per flight (early departures count as 0). Actual times may still be corrected during the day.

On timeLate (16+ min)Very late (60+ min)CancelledDivertedSchedule-basedUnknown

Most delayed aircraft

JA25JJ avg +189.7 min · 3 flights · 33.3% on time

691215182124
GK501NRT→FUKS 07:35 09:45A 07:35 09:42
GK13NRT→TPES 09:15 13:10A 13:59 17:41
GK14TPE→NRTS 14:10 17:35A 18:55 21:57
FlightLeg SchedActual Dep delay
GK501NRT→FUK07:35 09:4507:35 09:42±0
GK13NRT→TPE09:15 13:1013:59 17:41+284
GK14TPE→NRT14:10 17:3518:55 21:57+285

Most on-time aircraft

JA04JJ avg +3 min · 6 flights · 100% on time

69121518212427
GK401NRT→MYJS 07:50 09:30A 07:52 09:28
GK408MYJ→NRTS 10:10 11:50A 10:10 11:36
GK801NRT→AKJS 12:30 14:25A 12:28 14:11
GK800AKJ→NRTS 15:05 16:50A 15:08 16:58
GK409NRT→MYJS 18:00 19:50A 18:04 19:58
GK400MYJ→NRTS 20:30 22:00A 20:39 22:05
FlightLeg SchedActual Dep delay
GK401NRT→MYJ07:50 09:3007:52 09:28+2
GK408MYJ→NRT10:10 11:5010:10 11:36±0
GK801NRT→AKJ12:30 14:2512:28 14:11−2
GK800AKJ→NRT15:05 16:5015:08 16:58+3
GK409NRT→MYJ18:00 19:5018:04 19:58+4
GK400MYJ→NRT20:30 22:0020:39 22:05+9

See the rotation of the whole Jetstar Japan fleet

By route

Last 24 months

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Domestic / International

On-time departureAvg delay
when late
n
Domestic
74.1%+43minn=2190
International
78.1%+43minn=411

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

By aircraft type

On-time departureAvg delay
when late
n
Narrow-body
A320
74.7%+43minn=2601

Avg delay when late counts only flights that departed more than 15 minutes behind schedule / Variants of the same type (B788, B789, B78X and so on) are grouped into one row.

By departure time

On-time departureAvg delay
when late
n
0:00-3:00
77.6%+32minn=125
6:00-9:00
87.2%+48minn=399
9:00-12:00
81.4%+53minn=474
12:00-15:00
71.9%+45minn=540
15:00-18:00
66.3%+39minn=454
18:00-21:00
67.1%+40minn=499
21:00-24:00
80%+40minn=110

Avg delay when late counts only flights that departed more than 15 minutes behind schedule

By day of week Last 24 months

Mon
Dep
75.6%n=1007
Arr
81.2%n=998
Tue
Dep
66.3%n=931
Arr
72%n=921
Wed
Dep
74.4%n=951
Arr
78.9%n=948
Thu
Dep
69.9%n=1062
Arr
75.4%n=1049
Fri
Dep
71.4%n=1126
Arr
78.3%n=1109
Sat
Dep
82.3%n=1122
Arr
87.3%n=1116
Sun
Dep
80.6%n=1037
Arr
84.9%n=1029

See the full aircraft rotation history

Ship charts and fleet rotation show the last 3 days to everyone. Standard members (¥280/month) get the last 27 days for aircraft of Japanese airlines. The on-time data itself is free for all.

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Updated: / Last 28 days

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