Phoenix, AZ → Seattle, WA flight delays
PHX → SEA · all airlines · 667 flights · April 2026 · source: US BTS
This route is delayed
12%of the time, by +46 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
88%
Delayed 3h+
0.2%
Cancelled
0.1%
Avg when late
+46m
Best & worst day to fly
Most on-time
Tuesday
delayed 6%
Worst
Thursday
delayed 19%
Which airline is most punctual on PHX → SEA?
Americandelayed 0%
Envoydelayed 8%
Alaskadelayed 8%
Deltadelayed 12%
Southwestdelayed 34%
Frequently asked
How often is the Phoenix, AZ to Seattle, WA flight delayed?
About 12% of PHX → SEA flights arrive late (15+ minutes), by an average of 46 minutes when they do, based on 667 flights in April 2026.
Which airline is most punctual on PHX → SEA?
American, delayed 0% of the time — the best of the 5 airlines flying this route.
What is the best day to fly PHX → SEA?
Tuesday is the most on-time (delayed 6%), while Thursday is the worst (delayed 19%).
Airport overviews