Home / Routes / KJFK → KSEA3,579 scheduled
JFK SEA6h 4m

The route from John F Kennedy International Airport (KJFK) in New York to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 3,579 scheduled flights on this route across 14 carriers. The most active operator is ASA (ASA). Average block time is 5h 47m. Departures average 49 minutes off schedule, with 79% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321 Neo.

Scheduled
3,579
last 480 days
ADS-B observed
705
Airlines
14
Avg dep delay
49m
Late >15 min
79.3%
Cancel rate
1.90%

Airlines on this route

10 carriers · scheduled

Alaska Airlines
ASA · AS · 1,621 flights · avg 48m delay · 83.2% late
37 cancelled
Delta Air Lines
DAL · DL · 1,552 flights · avg 44m delay · 77.2% late
27 cancelled
Jetblue Airwaysoration
JBU · B6 · 241 flights · avg 68m delay · 80.9% late
2 cancelled
Eva Airwaysoration
EVA · BR · 134 flights · avg 100m delay · 60.4% 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

ASA23N268AKB739
2026-08-27 16:52  →  2026-08-27 22:50  ·  5h 57m
Replay
EVA633B-16788B77L
2026-08-27 06:31  →  2026-08-27 11:59  ·  5h 27m
Replay
DAL699N603DNA21N
2026-08-26 11:00  →  2026-08-26 17:00  ·  5h 59m
Replay
JBU263N972JTA321
2026-08-25 22:25  →  2026-08-26 05:03  ·  6h 37m
Replay
ASA31N982AKB39M
2026-08-25 20:13  →  2026-08-26 02:02  ·  5h 49m
Replay
ASA23N528ASB738
2026-08-25 17:05  →  2026-08-25 22:57  ·  5h 51m
Replay
DAL1719N519DTA21N
2026-08-25 15:36  →  2026-08-25 21:19  ·  5h 43m
Replay
ASA21N912AKB39M
2026-08-25 11:22  →  2026-08-25 17:02  ·  5h 40m
Replay
DAL699N607DNA21N
2026-08-25 10:59  →  2026-08-25 16:49  ·  5h 50m
Replay
ASA17N941AKB39M
2026-08-25 01:11  →  2026-08-25 07:02  ·  5h 51m
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
42%
of flights
BOEING Boeing 737 MAX 9
B39M
16%
of flights
BOEING Boeing 737-900
B739
15%
of flights
BOEING Boeing 737-800
B738
10%
of flights
AIRBUS Airbus A321
A321
8%
of flights
BOEING Boeing 777-200LRF/LR
B77L
4%
of flights
BOEING Boeing 737 MAX 8
B38M
1%
of flights
BOEING Boeing 757-200
B752
0%
of flights

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