Chicago (ORD) to San Diego (SAN) flight deal in economy from $139

ASAlaska Airlines, Inc.

One Way•Economy

ORD

O'Hare International Airport

Chicago, United States

SAN

San Diego International Airport

San Diego, United States

$169 USD

-18%$139 USD

Verified about 2 hours ago

August 2026

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27$18428$16829$16830$18031$1801$1682$1803$2504$1625$1626$1627$1808$1629$18010$16211$16212$16213$16214$18015$16216$18017$16218$16219$13920$13921$13922$13923$13924$13925$13926$13927$13928$13929$13930$13931$1391$1392$1393$1394$1395$1396$139

Fair Availability

34% of dates checked are available within 10% of the lowest price

Wednesday, August 19th, 2026

Outbound Flights

4h 31m·Nonstop

$139 USD

ORDAug 19 06:01

→

SANAug 19 08:32

AS 1470Boeing 737MAX 9 Passenger

4h 37m·Nonstop

$139 USD

ORDAug 19 14:18

→

SANAug 19 16:55

AS 1447Boeing 737MAX 9 Passenger

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