Home / Routes / KJFK → KSEA4,416 scheduled
JFK SEA6h 7m

The route from John F Kennedy International Airport (KJFK) in New York to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 4,416 scheduled flights on this route across 14 carriers. The most active operator is ASA (ASA). Average block time is 5h 9m. Departures average 47 minutes off schedule, with 70% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321 Neo.

Scheduled
4,416
last 543 days
ADS-B observed
626
Airlines
14
Avg dep delay
47m
Late >15 min
69.7%
Cancel rate
1.54%

Airlines on this route

10 carriers · scheduled

Alaska Airlines
ASA · AS · 1,970 flights · avg 46m delay · 73.2% late
37 cancelled
Delta Air Lines
DAL · DL · 1,924 flights · avg 42m delay · 68.2% late
27 cancelled
Jetblue Airwaysoration
JBU · B6 · 334 flights · avg 60m delay · 66.5% late
2 cancelled
Eva Airwaysoration
EVA · BR · 157 flights · avg 93m delay · 54.8% late
China Airlines
CAL · CI · 23 flights · avg 25m delay · 56.5% late
Jag
JAG · AS · 3 flights · avg 95m delay · 33.3% late
2 cancelled
Atlas Air
GTI · 5Y · 2 flights · avg 78m delay · 100.0% late
National Air Cargo Group
NCR · N8 · 1 flights · avg —m delay · 0.0% late
Flexjet
LXJ · LXJ · 1 flights · avg —m delay · 0.0% late
Westjet Airlines Ltd
WJA · WS · 1 flights · avg 137m delay · 100.0% late

Recent observed flights

From ADS-B trace data

ASA23N468ASB739
2026-10-26 17:08  →  2026-10-26 22:59  ·  5h 51m
Replay
DAL740N523DEA21N
2026-10-25 20:33  →  2026-10-26 02:02  ·  5h 28m
Replay
ASA31N492ASB739
2026-10-25 20:31  →  2026-10-26 02:24  ·  5h 53m
Replay
ASA23N966AKB39M
2026-10-25 16:54  →  2026-10-25 22:44  ·  5h 50m
Replay
DAL1719N539DNA21N
2026-10-25 15:57  →  2026-10-25 21:17  ·  5h 19m
Replay
ASA21N462ASB739
2026-10-25 11:23  →  2026-10-25 17:16  ·  5h 53m
Replay
DAL688N573DTA21N
2026-10-24 23:25  →  2026-10-25 05:22  ·  5h 56m
Replay
DAL740N518DQA21N
2026-10-24 20:44  →  2026-10-25 02:44  ·  6h 0m
Replay
ASA31N298AKB739
2026-10-24 20:15  →  2026-10-25 02:18  ·  6h 2m
Replay
DAL1719N549DNA21N
2026-10-24 15:41  →  2026-10-24 21:38  ·  5h 56m
Replay

Codeshare partnerships

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

sells ASA 1375
sells ASA 1349
sells DAL 1315
sells ASA 1174
sells DAL 862
sells ASA 770
sells DAL 705
sells DAL 663
sells DAL 636
sells DAL 580
sells DAL 452
sells DAL 338
sells DAL 299
sells DAL 246
sells ASA 203
sells JBU 179
sells JBU 179
sells JBU 179
sells JBU 109
sells DAL 101

Typical aircraft

Observed via ADS-B on this route

AIRBUS Airbus A321 Neo
A21N
43%
of flights
BOEING Boeing 737 MAX 9
B39M
20%
of flights
BOEING Boeing 737-900
B739
18%
of flights
BOEING Boeing 737-800
B738
4%
of flights
BOEING Boeing 777-200LRF/LR
B77L
3%
of flights
AIRBUS Airbus A321
A321
3%
of flights
AIRBUS Airbus A320
A320
3%
of flights
BOEING Boeing 737 MAX 8
B38M
1%
of flights

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