Home / Routes / KJFK → KSEA3,207 scheduled
JFK SEA5h 55m

The route from John F Kennedy International Airport (KJFK) in New York to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 3,207 scheduled flights on this route across 13 carriers. The most active operator is ASA (ASA). Average block time is 6h 9m. Departures average 48 minutes off schedule, with 84% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321 Neo.

Scheduled
3,207
last 431 days
ADS-B observed
668
Airlines
13
Avg dep delay
48m
Late >15 min
84.1%
Cancel rate
1.87%

Airlines on this route

10 carriers · scheduled

Alaska Airlines
ASA · AS · 1,457 flights · avg 48m delay · 88.3% late
34 cancelled
Delta Air Lines
DAL · DL · 1,395 flights · avg 43m delay · 81.3% late
24 cancelled
Jetblue Airwaysoration
JBU · B6 · 199 flights · avg 62m delay · 89.9% late
Eva Airwaysoration
EVA · BR · 127 flights · avg 103m delay · 63.0% late
China Airlines
CAL · CI · 21 flights · avg 26m delay · 61.9% 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

ASA23N297AKB739
2026-07-05 16:56  →  2026-07-05 22:42  ·  5h 46m
Replay
DAL1719N541DEA21N
2026-07-05 16:27  →  2026-07-05 22:11  ·  5h 43m
Replay
ASA21N956AKB39M
2026-07-05 11:27  →  2026-07-05 17:17  ·  5h 49m
Replay
DAL699N536DNA21N
2026-07-05 10:56  →  2026-07-05 16:52  ·  5h 55m
Replay
DAL688N577DNA21N
2026-07-05 01:01  →  2026-07-05 07:21  ·  6h 20m
Replay
DAL740N529DTA21N
2026-07-04 21:53  →  2026-07-05 03:55  ·  6h 2m
Replay
ASA31N710ALB39M
2026-07-04 20:30  →  2026-07-05 02:30  ·  6h 0m
Replay
DAL1719N502DXA21N
2026-07-04 20:10  →  2026-07-05 02:59  ·  6h 48m
Replay
ASA23N524ASB738
2026-07-04 17:09  →  2026-07-04 23:25  ·  6h 16m
Replay
DAL699N543DEA21N
2026-07-04 11:15  →  2026-07-04 17:17  ·  6h 1m
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
41%
of flights
BOEING Boeing 737-900
B739
18%
of flights
BOEING Boeing 737 MAX 9
B39M
15%
of flights
BOEING Boeing 737-800
B738
9%
of flights
AIRBUS Airbus A321
A321
6%
of flights
BOEING Boeing 777-200LRF/LR
B77L
4%
of flights
BOEING Boeing 757-200
B752
3%
of flights
BOEING Boeing 737 MAX 8
B38M
1%
of flights

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