DL166 Tokyo Haneda→Seattle–Tacoma (HND→SEA)
Latest operation On 2026-10-4 it departed 11 min early and arrived 56 min early
Cancellation: 3.8% / Diversion: 0% / Avg delay when late: 141min
2026-9-9 – 2026-10-4 ・ 26 flights
Flight time & service
- Flight time (scheduled)
- 9h 15mActual average 8h 54m
Flight time is the median scheduled gate-to-gate (block) time; the actual average excludes cancelled and diverted flights
Related
Daily operations
| Date | STD | ATD | STA | ATA | Aircraft | Tail | Block | vs schedule−60 ｜ +60 |
|---|---|---|---|---|---|---|---|---|
| 2026-10-4 | 16:20 | 16:09−11 | 09:24 | 08:28−56 | A359 | N514DN | 8:19 | |
| 2026-10-3 | 16:20 | 16:18−2 | 09:24 | 09:15−9 | A359 | N516DN | 8:57 | |
| 2026-10-2 | 16:20 | 16:19−1 | 09:24 | 09:08−16 | A359 | N572DZ | 8:49 | |
| 2026-10-1 | 16:20 | 16:37+17 | 09:24 | 09:27+3 | A359 | N572DZ | 8:50 | |
| 2026-9-30 | 16:20 | 16:09−11 | 09:35 | 08:30−65 | A359 | N575DZ | 8:21 | |
| 2026-9-29 | 16:20 | 16:13−7 | 09:35 | 08:48−47 | A359 | N514DN | 8:35 | |
| 2026-9-28 | 16:20 | 16:13−7 | 09:35 | 08:59−36 | A359 | N572DZ | 8:46 | |
| 2026-9-27 | 16:20 | 16:06−14 | 09:35 | 08:31−64 | A359 | N570DZ | 8:25 | |
| 2026-9-26 | 16:20 | 16:14−6 | 09:35 | 09:16−19 | A359 | N576DZ | 9:02 | |
| 2026-9-25 | 16:20 | 18:18+118 | 09:35 | 10:55+80 | A359 | N569DZ | 8:37 | |
| 2026-9-24 | 16:20 | 19:37+197 | 09:35 | 12:15+160 | A359 | N508DN | 8:38 | |
| 2026-9-23 | 16:20 | 20:12+232 | 09:35 | 12:57+202 | A359 | N508DN | 8:45 | |
| 2026-9-22 | 16:20 | 18:50+150 | 09:35 | 12:24+169 | A359 | N508DN | 9:34 | |
| 2026-9-21 | 16:20 | 16:18−2 | 09:35 | 09:49+14 | A359 | N516DN | 9:31 | |
| 2026-9-20 | 16:20 | 16:20±0 | 09:35 | 09:22−13 | A359 | N502DN | 9:02 | |
| 2026-9-19 | 16:20 | 16:13−7 | 09:35 | 09:18−17 | A359 | N513DZ | 9:05 | |
| 2026-9-18 | 16:20 | 16:17−3 | 09:35 | 09:07−28 | A359 | N501DN | 8:50 | |
| 2026-9-17 | 16:20 | Cancelled | A359 | N568DZ | — | |||
| 2026-9-16 | 16:20 | 18:34+134 | 09:35 | 11:18+103 | A359 | N568DZ | 8:44 | |
| 2026-9-15 | 16:20 | 16:20±0 | 09:35 | 09:26−9 | A359 | N518DZ | 9:06 | |
| 2026-9-14 | 16:20 | 16:18−2 | 09:35 | 08:58−37 | A359 | N518DZ | 8:40 | |
| 2026-9-13 | 16:20 | 16:24+4 | 09:35 | 09:52+17 | A359 | N576DZ | 9:28 | |
| 2026-9-12 | 16:20 | 16:11−9 | 09:35 | 09:13−22 | A359 | N576DZ | 9:02 | |
| 2026-9-11 | 16:20 | 16:12−8 | 09:35 | 08:57−38 | A359 | N568DZ | 8:45 | |
| 2026-9-10 | 16:20 | 16:06−14 | 09:35 | 09:28−7 | A359 | N514DN | 9:22 | |
| 2026-9-9 | 16:20 | 16:17−3 | 09:35 | 09:40+5 | A359 | N518DZ | 9:23 | |
Centre line is on schedule. The left end of each line is the departure offset, the dot on the right is the arrival offset — extending right means the delay grew, pulling back left means it was made up in the air. Times are local to each airport.
By day of week All time
Monthly trend
| On-time departure | Avg delay when late | n | ||
|---|---|---|---|---|
| 2026-10 | — | Collecting data | +17min | n=3 |
| 2026-09 | 79.3% | +151min | n=29 | |
| 2026-08 | 83.9% | +44min | n=31 | |
| 2026-07 | 75% | +40min | n=20 | |
Avg delay when late counts only flights that departed more than 15 minutes behind schedule
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Updated: / Last 28 days
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