San Diego to Chicago

SANORD

Fly from San Diego to Chicago starting at USD 123 with Frontier Airlines.Best fare available on Sep 16, 2026.Limited seats. Better plans. Book before it's gone.

San Diego to Chicago cheapest flights this week

5 Sept
Frontier Airlines
15:45SAN
11:36ORD
1 StopUSD 190VIEW DEAL
6 Sept
American Airlines
07:24SAN
11:54ORD
DirectUSD 215VIEW DEAL
6 Sept
American Airlines
09:48SAN
14:23ORD
DirectUSD 231VIEW DEAL
8 Sept
Alaska Airlines
07:03SAN
11:22ORD
DirectUSD 180VIEW DEAL
9 Sept
Frontier Airlines
06:25SAN
22:23ORD
1 StopUSD 150VIEW DEAL
9 Sept
Frontier Airlines
17:54SAN
03:38ORD
1 StopUSD 156VIEW DEAL
11 Sept
Alaska Airlines
07:03SAN
11:22ORD
DirectUSD 166VIEW DEAL
14 Sept
Frontier Airlines
06:25SAN
22:23ORD
1 StopUSD 169VIEW DEAL
16 Sept
Frontier Airlines
06:25SAN
19:35ORD
1 StopUSD 123VIEW DEAL
16 Sept
Frontier Airlines
17:54SAN
03:38ORD
1 StopUSD 150VIEW DEAL

San Diego to Chicago monthly flight fare trend

Sep
from USD 106
Oct
from USD 119
Nov
from USD 137
Dec
from USD 134
Jan
from USD 137
Feb
from USD 182

Airport Details

Origin

San Diego

San Diego International Airport (SAN)

San Diego, SAN
Zone

Los Angeles

Elev

17 ft

Destination

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

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