New York, NY → Seattle, WA flight delays
JFK → SEA · all airlines · 225 flights · April 2026 · source: US BTS
This route is delayed
19%of the time, by +49 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
81%
Delayed 3h+
0.9%
Cancelled
0.4%
Avg when late
+49m
Best & worst day to fly
Most on-time
Tuesday
delayed 13%
Worst
Friday
delayed 30%
Which airline is most punctual on JFK → SEA?
Alaskadelayed 17%
Deltadelayed 21%
Frequently asked
How often is the New York, NY to Seattle, WA flight delayed?
About 19% of JFK → SEA flights arrive late (15+ minutes), by an average of 49 minutes when they do, based on 225 flights in April 2026.
Which airline is most punctual on JFK → SEA?
Alaska, delayed 17% of the time — the best of the 2 airlines flying this route.
What is the best day to fly JFK → SEA?
Tuesday is the most on-time (delayed 13%), while Friday is the worst (delayed 30%).
Airport overviews