CA $240 Cheap American Airlines fights from Chicago (CHI) to San Diego (SAN)

View CA $240 flight on Wed, Mar. 19, 2025Opens in a new window

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American Airlines flights from Chicago to San Diego (CHI→SAN)

Prices were available within the past 7 days and start at CA $240 for one-way flights and CA $304 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon., Mar. 10 - Tue., Mar. 18
ORD
Chicago
SAN
San Diego
CA $304 Roundtrip, found 5 days ago
CA $304
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon., Mar. 10 from Chicago to San Diego, returning Tue., Mar. 18, priced at CA $304 found 5 days ago
American Airlines
Mon., Mar. 10 - Tue., Mar. 18
ORD
Chicago
SAN
San Diego
CA $318 Roundtrip, found 5 days ago
CA $318
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon., Mar. 10 from Chicago to San Diego, returning Tue., Mar. 18, priced at CA $318 found 5 days ago
American Airlines
Thu., Mar. 27 - Tue., Apr. 8
ORD
Chicago
SAN
San Diego
CA $352 Roundtrip, found 1 day ago
CA $352
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu., Mar. 27 from Chicago to San Diego, returning Tue., Apr. 8, priced at CA $352 found 1 day ago
American Airlines
Mon., Mar. 10 - Tue., Mar. 18
ORD
Chicago
SAN
San Diego
CA $481 Roundtrip, found 5 days ago
CA $481
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon., Mar. 10 from Chicago to San Diego, returning Tue., Mar. 18, priced at CA $481 found 5 days ago
American Airlines
Mon., Mar. 10 - Tue., Mar. 18
ORD
Chicago
CLD
Carlsbad
CA $508 Roundtrip, found 5 days ago
CA $508
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon., Mar. 10 from Chicago to Carlsbad, returning Tue., Mar. 18, priced at CA $508 found 5 days ago
American Airlines
Thu., Mar. 27 - Tue., Apr. 8
ORD
Chicago
CLD
Carlsbad
CA $571 Roundtrip, found 1 day ago
CA $571
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu., Mar. 27 from Chicago to Carlsbad, returning Tue., Apr. 8, priced at CA $571 found 1 day ago
Flight from Chicago to San Diego (ORD - SAN) route information
Origin airport
O'Hare Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
CA $178
Distance
2752 km
*Available to Expedia members.