Chicago to San Diego
ORDSAN
Fly from Chicago to San Diego starting at USD 86 with F9.
Best fare available on May 15, 2026.
Limited seats. Better plans. Book before it's gone.
Chicago to San Diego cheapest flights this week
23 Apr
F9
18:09ORD
--:--SAN
1 Stop$196VIEW DEAL
27 Apr
F9
20:58ORD
--:--SAN
1 Stop$132VIEW DEAL
4 May
F9
20:58ORD
--:--SAN
1 Stop$118VIEW DEAL
15 May
F9
21:37ORD
--:--SAN
1 Stop$86VIEW DEAL
3 Jun
AS
09:00ORD
--:--SAN
Direct$121VIEW DEAL
7 Jun
UA
07:00ORD
--:--SAN
Direct$171VIEW DEAL
8 Jun
F9
21:37ORD
--:--SAN
1 Stop$135VIEW DEAL
9 Jun
F9
12:38ORD
--:--SAN
1 Stop$107VIEW DEAL
10 Jul
AS
14:20ORD
--:--SAN
Direct$168VIEW DEAL
20 Jul
AA
06:47ORD
--:--SAN
Direct$172VIEW DEAL
Chicago to San Diego monthly flight fare trend
Apr
from USD 132
May
from USD 86
Jun
from USD 107
Jul
from USD 168
Aug
No flights
Sep
No flights
Airport Details
Origin
Chicago
Chicago O'Hare International Airport (ORD)
Chicago, ORD
Zone
Chicago
Elev
680 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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