Direct flights from Chicago to San Diego ORD → SAN
Alaska Airlines, American Airlines and United Airlines operate nonstop flights from Chicago (ORD) to San Diego (SAN). The nonstop flight takes around ~3h 28m, covering 1,720 miles (2,768 km) and operates multiple daily. Round-trip fares currently start at $277, with a typical fare around $307 across 91 recent fare combinations. Updated 28 June 2026.
60-day flexibility overview based on 91 recent fares across the next 60 days
📬 Email me when fares drop
We'll check every combination in your window daily and email you the cheapest match. No account needed.
Alaska Airlines
AS
American Airlines
AA
United Airlines
UA
Departure Schedule next 7 days
Sign up to see San Diego schedule from ORD
Already have an account? Sign in
Frequently asked questions
Is there a direct flight from Chicago to San Diego?
Yes, Alaska Airlines, American Airlines and 1 more airline operate nonstop flights from Chicago (ORD) to San Diego (SAN).
Which airlines fly direct from Chicago to San Diego?
Alaska Airlines, American Airlines, United Airlines operate nonstop flights from Chicago to San Diego.
How long is the flight from Chicago to San Diego?
The nonstop flight from Chicago to San Diego takes ~3h 28m (approximately 2768 km).
How often do direct flights operate from Chicago to San Diego?
Nonstop flights from Chicago to San Diego operate multiple daily.
How much is a round-trip flight from Chicago to San Diego?
Round-trip flights from Chicago (ORD) to San Diego (SAN) start at $277, with a typical fare around $307. Based on 91 recent fare combinations.