United Airlines Delay Rate, Cancellations & On-Time Performance UA

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 12.2% Delay rate is the share of flights departing more than 15 minutes after schedule (100% − on-time departure)

Cancellation: 1.9% / Avg delay when late: 124min

Last 28 days ・ 992 flights

DailyWeeklyMonthly

Daily · Last 30 days

On-time departureOn timeDelayed

70%80%90%100%050 88%73%94.7%2026-09-0638 flights ・ Avg delay when late +84minOn time 36 ・ Delayed 292.1%2026-09-0738 flights ・ Avg delay when late +117minOn time 35 ・ Delayed 394.4%2026-09-0836 flights ・ Avg delay when late +59minOn time 34 ・ Delayed 286.5%2026-09-0937 flights ・ Avg delay when late +104minOn time 32 ・ Delayed 595%2026-09-1040 flights ・ Avg delay when late +120minOn time 38 ・ Delayed 297.4%2026-09-1139 flights ・ Avg delay when late +16minOn time 38 ・ Delayed 194.4%2026-09-1236 flights ・ Avg delay when late +31minOn time 34 ・ Delayed 294.6%2026-09-1337 flights ・ Avg delay when late +124minOn time 35 ・ Delayed 285.4%2026-09-1441 flights ・ Avg delay when late +95minOn time 35 ・ Delayed 691.9%2026-09-1537 flights ・ Avg delay when late +56minOn time 34 ・ Delayed 391.9%2026-09-1637 flights ・ Avg delay when late +240minOn time 34 ・ Delayed 376.9%2026-09-1739 flights ・ Avg delay when late +109minOn time 30 ・ Delayed 992.3%2026-09-1839 flights ・ Avg delay when late +118minOn time 36 ・ Delayed 380.6%2026-09-1936 flights ・ Avg delay when late +263minOn time 29 ・ Delayed 782.8%2026-09-2029 flights ・ Avg delay when late +76minOn time 24 ・ Delayed 578.9%2026-09-2119 flights ・ Avg delay when late +718minOn time 15 ・ Delayed 473%2026-09-2237 flights ・ Avg delay when late +74minOn time 27 ・ Delayed 1089.2%2026-09-2337 flights ・ Avg delay when late +41minOn time 33 ・ Delayed 487.2%2026-09-2439 flights ・ Avg delay when late +80minOn time 34 ・ Delayed 587.2%2026-09-2539 flights ・ Avg delay when late +69minOn time 34 ・ Delayed 591.7%2026-09-2636 flights ・ Avg delay when late +28minOn time 33 ・ Delayed 389.2%2026-09-2737 flights ・ Avg delay when late +37minOn time 33 ・ Delayed 479.5%2026-09-2839 flights ・ Avg delay when late +105minOn time 31 ・ Delayed 891.4%2026-09-2935 flights ・ Avg delay when late +186minOn time 32 ・ Delayed 383.8%2026-09-3037 flights ・ Avg delay when late +121minOn time 31 ・ Delayed 689.5%2026-10-0138 flights ・ Avg delay when late +82minOn time 34 ・ Delayed 492.1%2026-10-0238 flights ・ Avg delay when late +140minOn time 35 ・ Delayed 385.3%2026-10-0334 flights ・ Avg delay when late +98minOn time 29 ・ Delayed 588.9%2026-10-04 (Provisional)36 flights ・ Avg delay when late +19minOn time 32 ・ Delayed 488%2026-10-05 (Provisional)25 flights ・ Avg delay when late +142minOn time 22 ・ Delayed 3

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

70%80%90%100%0500 88%81.8%84.7%Week of 2026-07-20262 flights ・ Avg delay when late +128minOn time 222 ・ Delayed 4081.8%Week of 2026-07-27269 flights ・ Avg delay when late +72minOn time 220 ・ Delayed 4988.8%Week of 2026-08-03276 flights ・ Avg delay when late +61minOn time 245 ・ Delayed 3186.9%Week of 2026-08-10275 flights ・ Avg delay when late +149minOn time 239 ・ Delayed 3692.4%Week of 2026-08-17275 flights ・ Avg delay when late +54minOn time 254 ・ Delayed 2191%Week of 2026-08-24267 flights ・ Avg delay when late +107minOn time 243 ・ Delayed 2486.4%Week of 2026-08-31264 flights ・ Avg delay when late +64minOn time 228 ・ Delayed 3693.5%Week of 2026-09-07263 flights ・ Avg delay when late +91minOn time 246 ・ Delayed 1786%Week of 2026-09-14258 flights ・ Avg delay when late +139minOn time 222 ・ Delayed 3685.7%Week of 2026-09-21244 flights ・ Avg delay when late +136minOn time 209 ・ Delayed 3587.2%Week of 2026-09-28 (Provisional)257 flights ・ Avg delay when late +104minOn time 224 ・ Delayed 3388%Week of 2026-10-05 (Provisional)25 flights ・ Avg delay when late +142minOn time 22 ・ Delayed 3

Jul 20Aug 10Aug 31Oct 5

Monthly · Last 12 months

On-time departureOn timeDelayed

80%90%100%02000 88.9%85%85%2026-07655 flights ・ Avg delay when late +113minOn time 557 ・ Delayed 9889.2%2026-081207 flights ・ Avg delay when late +92minOn time 1077 ・ Delayed 13087.8%2026-091104 flights ・ Avg delay when late +113minOn time 969 ・ Delayed 13588.9%2026-10 (Provisional)171 flights ・ Avg delay when late +92minOn time 152 ・ Delayed 19

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
Kaohsiung→Narita KHH-NRT	98.6%	n=72	98.6%
Antonio B. Won Pat→Narita GUM-NRT	97.4%	n=196	96.9%
Antonio B. Won Pat→Chubu Centrair GUM-NGO	97.4%	n=38	97.4%
Antonio B. Won Pat→Tokyo Haneda GUM-HND	97.2%	n=72	97.2%
Tokyo Haneda→Antonio B. Won Pat HND-GUM	97.2%	n=72	95.8%
Chubu Centrair→Antonio B. Won Pat NGO-GUM	94.7%	n=38	94.7%
Mactan Cebu→Narita CEB-NRT	94.4%	n=71	95.8%
Antonio B. Won Pat→Kansai GUM-KIX	94.2%	n=69	98.6%
Kansai→Antonio B. Won Pat KIX-GUM	94.2%	n=69	94.2%
Los Angeles→Narita LAX-NRT	93.1%	n=72	83.3%

Least punctual

	Dep	n	Arr
Tokyo Haneda→Newark Liberty HND-EWR	67.7%	n=62	77.4%
Washington Dulles→Tokyo Haneda IAD-HND	75.0%	n=72	61.1%
San Francisco→Narita SFO-NRT	75.3%	n=73	64.4%
Tokyo Haneda→Washington Dulles HND-IAD	78.4%	n=74	74.3%
Narita→Ulaanbaatar Chinggis Khaan NRT-UBN	80.6%	n=31	87.1%
San Francisco→Kansai SFO-KIX	81.7%	n=71	78.9%
Narita→San Francisco NRT-SFO	81.9%	n=72	48.6%
Chicago O'Hare→Tokyo Haneda ORD-HND	83.3%	n=72	75.0%
Narita→Kaohsiung NRT-KHH	83.3%	n=72	88.9%
Narita→Newark Liberty NRT-EWR	83.6%	n=67	85.1%

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
Domestic	—	Collecting data	—	n=1
International		87.8%	+124min	n=972

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

By aircraft type

		Avg delay when late	n
Wide-body
B777	81%	+86min	n=284
B787	86.8%	+108min	n=281
Narrow-body
B737	93.1%	+217min	n=408

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

		Avg delay when late	n
6:00-9:00	93.8%	+246min	n=48
9:00-12:00	88%	+95min	n=359
12:00-15:00	85.1%	+62min	n=87
15:00-18:00	86.6%	+104min	n=388
18:00-21:00	90.7%	+399min	n=54
21:00-24:00	91.9%	+565min	n=37

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

By day of week Last 24 months

Mon

Dep

86.3%n=372

Arr

78%n=372

Tue

Dep

86.6%n=373

Arr

82.8%n=373

Wed

Dep

88.2%n=372

Arr

81.5%n=372

Thu

Dep

87.5%n=432

Arr

81%n=432

Fri

Dep

90.3%n=431

Arr

79.8%n=431

Sat

Dep

87.2%n=407

Arr

81.8%n=407

Sun

Dep

89.4%n=379

Arr

83.9%n=379

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