Seattle, WA → New York, NY flight delays
SEA → JFK · all airlines · 225 flights · April 2026 · source: US BTS
This route is delayed
16%of the time, by +59 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
84%
Delayed 3h+
0.4%
Cancelled
0%
Avg when late
+59m
Best & worst day to fly
Most on-time
Monday
delayed 10%
Worst
Sunday
delayed 23%
Which airline is most punctual on SEA → JFK?
Alaskadelayed 10%
Deltadelayed 22%
Frequently asked
How often is the Seattle, WA to New York, NY flight delayed?
About 16% of SEA → JFK flights arrive late (15+ minutes), by an average of 59 minutes when they do, based on 225 flights in April 2026.
Which airline is most punctual on SEA → JFK?
Alaska, delayed 10% of the time — the best of the 2 airlines flying this route.
What is the best day to fly SEA → JFK?
Monday is the most on-time (delayed 10%), while Sunday is the worst (delayed 23%).
Airport overviews