Cheapest Day to Buy Flights from Chicago to Los Angeles
Chicago to Los Angeles is 2,802 km (1,741 mi) great-circle — typically 4–7 h nonstop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — Chicago to Los Angeles
When to book vs. when to fly — Chicago → Los Angeles
Live data from recent Aviasales searches for ORD → LAX, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — Chicago → Los Angeles
Flight options — Chicago → Los Angeles
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — ORD → LAX
How much is a flight from Chicago to Los Angeles?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between Chicago (ORD) and Los Angeles (LAX).
Which airlines fly from Chicago to Los Angeles?
The Chicago → Los Angeles route covers about 2,802 km and typically 4–7 h nonstop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving ORD → LAX in one search.
What is the cheapest day to fly from Chicago to Los Angeles?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from Chicago to Los Angeles?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and northern-summer peak (June–August) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for Chicago → Los Angeles.