Chicago, IL → Los Angeles, CA flight delays
ORD → LAX · all airlines · 551 flights · April 2026 · source: US BTS
This route is delayed
35%of the time, by +70 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
65%
Delayed 3h+
2.6%
Cancelled
1.5%
Avg when late
+70m
Best & worst day to fly
Most on-time
Sunday
delayed 25%
Worst
Thursday
delayed 44%
Which airline is most punctual on ORD → LAX?
Uniteddelayed 27%
Frontierdelayed 41%
Americandelayed 41%
Frequently asked
How often is the Chicago, IL to Los Angeles, CA flight delayed?
About 35% of ORD → LAX flights arrive late (15+ minutes), by an average of 70 minutes when they do, based on 551 flights in April 2026.
Which airline is most punctual on ORD → LAX?
United, delayed 27% of the time — the best of the 3 airlines flying this route.
What is the best day to fly ORD → LAX?
Sunday is the most on-time (delayed 25%), while Thursday is the worst (delayed 44%).
Airport overviews