Delta Air Lines Delay Rate, Cancellations & On-Time Performance DL

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 17% Delay rate is the share of flights departing more than 15 minutes after schedule (100% − on-time departure)

Cancellation: 0.9% / Avg delay when late: 91min

Last 28 days ・ 321 flights

DailyWeeklyMonthly

Daily · Last 30 days

On-time departureOn timeDelayed

40%60%80%100%020 90.9%45.5%83.3%2026-09-0612 flights ・ Avg delay when late +81minOn time 10 ・ Delayed 291.7%2026-09-0712 flights ・ Avg delay when late +73minOn time 11 ・ Delayed 183.3%2026-09-0812 flights ・ Avg delay when late +24minOn time 10 ・ Delayed 2100%2026-09-0912 flightsOn time 12 ・ Delayed 0100%2026-09-1012 flightsOn time 12 ・ Delayed 0100%2026-09-1112 flightsOn time 12 ・ Delayed 0100%2026-09-1212 flightsOn time 12 ・ Delayed 083.3%2026-09-1312 flights ・ Avg delay when late +33minOn time 10 ・ Delayed 292.3%2026-09-1413 flights ・ Avg delay when late +23minOn time 12 ・ Delayed 183.3%2026-09-1512 flights ・ Avg delay when late +54minOn time 10 ・ Delayed 258.3%2026-09-1612 flights ・ Avg delay when late +85minOn time 7 ・ Delayed 575%2026-09-1712 flights ・ Avg delay when late +67minOn time 9 ・ Delayed 391.7%2026-09-1812 flights ・ Avg delay when late +20minOn time 11 ・ Delayed 176.9%2026-09-1913 flights ・ Avg delay when late +24minOn time 10 ・ Delayed 383.3%2026-09-2012 flights ・ Avg delay when late +148minOn time 10 ・ Delayed 245.5%2026-09-2111 flights ・ Avg delay when late +135minOn time 5 ・ Delayed 661.5%2026-09-2213 flights ・ Avg delay when late +156minOn time 8 ・ Delayed 575%2026-09-2312 flights ・ Avg delay when late +203minOn time 9 ・ Delayed 366.7%2026-09-2412 flights ・ Avg delay when late +129minOn time 8 ・ Delayed 458.3%2026-09-2512 flights ・ Avg delay when late +85minOn time 7 ・ Delayed 583.3%2026-09-2612 flights ・ Avg delay when late +40minOn time 10 ・ Delayed 2100%2026-09-2712 flightsOn time 12 ・ Delayed 0100%2026-09-2812 flightsOn time 12 ・ Delayed 091.7%2026-09-2912 flights ・ Avg delay when late +71minOn time 11 ・ Delayed 176.9%2026-09-3013 flights ・ Avg delay when late +34minOn time 10 ・ Delayed 383.3%2026-10-0112 flights ・ Avg delay when late +24minOn time 10 ・ Delayed 291.7%2026-10-0212 flights ・ Avg delay when late +21minOn time 11 ・ Delayed 183.3%2026-10-0312 flights ・ Avg delay when late +70minOn time 10 ・ Delayed 290.9%2026-10-04 (Provisional)11 flights ・ Avg delay when late +115minOn time 10 ・ Delayed 1Collecting data2026-10-05 (Provisional)4 flightsOn time 4 ・ Delayed 0

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%100%0100 88.1%70.2%85.4%Week of 2026-07-2082 flights ・ Avg delay when late +57minOn time 70 ・ Delayed 1277.6%Week of 2026-07-2785 flights ・ Avg delay when late +53minOn time 66 ・ Delayed 1991.9%Week of 2026-08-0386 flights ・ Avg delay when late +62minOn time 79 ・ Delayed 785.9%Week of 2026-08-1085 flights ・ Avg delay when late +91minOn time 73 ・ Delayed 1288.1%Week of 2026-08-1784 flights ・ Avg delay when late +83minOn time 74 ・ Delayed 1086%Week of 2026-08-2486 flights ・ Avg delay when late +71minOn time 74 ・ Delayed 1288.1%Week of 2026-08-3184 flights ・ Avg delay when late +72minOn time 74 ・ Delayed 1094%Week of 2026-09-0784 flights ・ Avg delay when late +37minOn time 79 ・ Delayed 580.2%Week of 2026-09-1486 flights ・ Avg delay when late +67minOn time 69 ・ Delayed 1770.2%Week of 2026-09-2184 flights ・ Avg delay when late +129minOn time 59 ・ Delayed 2588.1%Week of 2026-09-28 (Provisional)84 flights ・ Avg delay when late +50minOn time 74 ・ Delayed 10Collecting dataWeek of 2026-10-05 (Provisional)4 flightsOn time 4 ・ Delayed 0

Jul 20Aug 10Aug 31Oct 5

Monthly · Last 12 months

On-time departureOn timeDelayed

70%80%90%100%0500 88.2%81.3%81.3%2026-07230 flights ・ Avg delay when late +57minOn time 187 ・ Delayed 4387%2026-08377 flights ・ Avg delay when late +74minOn time 328 ・ Delayed 4983.2%2026-09363 flights ・ Avg delay when late +89minOn time 302 ・ Delayed 6188.2%2026-10 (Provisional)51 flights ・ Avg delay when late +54minOn time 45 ・ Delayed 6

JulAugSepOct

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

By route

Last 24 months

Most punctual

	Dep	n	Arr
Tokyo Haneda→Daniel K. Inouye HND-HNL	93.2%	n=73	89.0%
Hartsfield Jackson Atlanta→Tokyo Haneda ATL-HND	91.8%	n=73	79.5%
Minneapolis–Saint Paul→Tokyo Haneda MSP-HND	89.0%	n=73	86.3%
Tokyo Haneda→Minneapolis–Saint Paul HND-MSP	87.7%	n=73	80.8%
Los Angeles→Tokyo Haneda LAX-HND	87.7%	n=73	80.8%
Daniel K. Inouye→Tokyo Haneda HNL-HND	86.3%	n=73	90.4%

Least punctual

	Dep	n	Arr
Seattle–Tacoma→Tokyo Haneda SEA-HND	77.6%	n=76	75.0%
Tokyo Haneda→Detroit Metropolitan Wayne County HND-DTW	78.9%	n=71	76.1%
Tokyo Haneda→Seattle–Tacoma HND-SEA	80.8%	n=73	75.3%
Tokyo Haneda→Hartsfield Jackson Atlanta HND-ATL	80.8%	n=73	71.2%
Detroit Metropolitan Wayne County→Tokyo Haneda DTW-HND	83.3%	n=72	59.7%
Tokyo Haneda→Los Angeles HND-LAX	83.6%	n=73	65.8%

Routes flown

Routes not in the ranking above, ordered by flights in the last 28 days. The route pages show every airline's record.

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Domestic / International

	On-time departure		Avg delay when late	n
International		83%	+91min	n=318

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

By aircraft type

	On-time departure		Avg delay when late	n
Wide-body
A350		83.2%	+95min	n=262
A330	—	Collecting data	+37min	n=4
Mid-size
B767		84.6%	+84min	n=52

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 departure		Avg delay when late	n
6:00-9:00	—	Collecting data	+17min	n=2
9:00-12:00		87.4%	+124min	n=103
12:00-15:00		80.8%	+48min	n=26
15:00-18:00		79.7%	+93min	n=133
18:00-21:00		80.8%	+44min	n=26
21:00-24:00		89.3%	+111min	n=28

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

By day of week Last 24 months

Mon

Dep

86.8%n=121

Arr

75.2%n=121

Tue

Dep

83.5%n=121

Arr

74.4%n=121

Wed

Dep

86.1%n=122

Arr

77.9%n=122

Thu

Dep

83.5%n=133

Arr

76.7%n=133

Fri

Dep

86.5%n=133

Arr

78.9%n=133

Sat

Dep

83.5%n=133

Arr

77.4%n=133

Sun

Dep

84.3%n=121

Arr

80.2%n=121

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: 2026-10-06 / Last 28 days