Home / Routes / KEWR → KSEA3,155 scheduled

The route from Newark Liberty International Airport (KEWR) in Newark to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 3,155 scheduled flights on this route across 11 carriers. The most active operator is ASA (ASA). Average block time is 5h 0m. Departures average 40 minutes off schedule, with 58% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737 MAX 9.

Scheduled
3,155
last 543 days
ADS-B observed
474
Airlines
11
Avg dep delay
40m
Late >15 min
57.6%
Cancel rate
1.46%

Recent observed flights

From ADS-B trace data

2026-10-26 13:09  →  2026-10-26 18:39  ·  5h 30m
Replay
2026-10-26 11:09  →  2026-10-26 16:53  ·  5h 43m
Replay
2026-10-25 13:01  →  2026-10-25 18:37  ·  5h 36m
Replay
2026-10-25 12:06  →  2026-10-25 17:46  ·  5h 40m
Replay
2026-10-25 11:06  →  2026-10-25 16:45  ·  5h 38m
Replay
2026-10-24 23:20  →  2026-10-25 05:15  ·  5h 54m
Replay
2026-10-24 21:39  →  2026-10-25 03:27  ·  5h 47m
Replay
2026-10-24 19:16  →  2026-10-25 01:12  ·  5h 55m
Replay
2026-10-24 18:31  →  2026-10-25 01:02  ·  6h 31m
Replay
2026-10-24 13:30  →  2026-10-24 18:57  ·  5h 27m
Replay

Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells ASA 1139
sells ASA 953
sells ASA 355
sells ASA 355
sells UAL 304
sells ASA 296
sells UAL 294
sells ASA 180
sells ASA 1

Looking for the return flight?

View KSEA → KEWR