Flight Check

Best Time to Fly ORD to LAX

Chicago to Los Angeles — month-by-month delay data from the Bureau of Transportation Statistics.

Best month

January

1% on time

Worst month

January

1% on time

ORD → LAX on-time performance by month

24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better

Monthly breakdown

MonthOn-timeCancel rateFlights
January1%0%2,022
February1%0%1,838
March1%0%2,210
April1%0%2,189
May1%0%2,428
June1%0%2,471
July1%0%2,640
August1%0%1,881
September1%0%1,765
October1%0%1,718
November1%0%1,625
December1%0%1,690

Frequently asked

What is the best month to fly from ORD to LAX?

January has the highest on-time rate at 1% for flights from Chicago to Los Angeles.

What is the worst month to fly ORD to LAX?

January has the lowest on-time rate at 1%, often due to winter weather.

How often are ORD to LAX flights delayed?

On average, 1% of flights from ORD to LAX arrive on time. That means about 99% experience some form of delay.

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Source: Bureau of Transportation Statistics.