Cheap flights from Chicago to North Central San Diego

View AU$108 flight on Wed, 1 Oct. 2025Opens in a new window

Popular airlines from Chicago to North Central San Diego

  • American Airlines

    American Airlines

  • Delta

    Delta

  • Alaska Airlines

    Alaska Airlines

  • United

    United

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Cheap Flights from Chicago (CHI) to North Central San Diego (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 19 Aug. - Wed, 20 Aug.
ORD
Chicago
SAN
San Diego
AU$214 Return, found 4 days ago
AU$214
Return
found 4 days ago
Select American Airlines flight, departing Tue, 19 Aug. from Chicago to San Diego, returning Wed, 20 Aug., priced at AU$214 found 4 days ago
American Airlines
Fri, 22 Aug. - Mon, 25 Aug.
ORD
Chicago
SAN
San Diego
AU$272 Return, found 16 hours ago
AU$272
Return
found 16 hours ago
Select American Airlines flight, departing Fri, 22 Aug. from Chicago to San Diego, returning Mon, 25 Aug., priced at AU$272 found 16 hours ago
American Airlines
Thu, 14 Aug. - Sun, 17 Aug.
ORD
Chicago
SAN
San Diego
AU$274 Return, found 2 days ago
AU$274
Return
found 2 days ago
Select American Airlines flight, departing Thu, 14 Aug. from Chicago to San Diego, returning Sun, 17 Aug., priced at AU$274 found 2 days ago
United
Tue, 19 Aug. - Wed, 20 Aug.
ORD
Chicago
SAN
San Diego
AU$352 Return, found 4 days ago
AU$352
Return
found 4 days ago
Select United flight, departing Tue, 19 Aug. from Chicago to San Diego, returning Wed, 20 Aug., priced at AU$352 found 4 days ago
Alaska Airlines
Tue, 19 Aug. - Wed, 20 Aug.
ORD
Chicago
SAN
San Diego
AU$382 Return, found 4 days ago
AU$382
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 19 Aug. from Chicago to San Diego, returning Wed, 20 Aug., priced at AU$382 found 4 days ago
Delta
Fri, 22 Aug. - Mon, 25 Aug.
MDW
Chicago
SAN
San Diego
AU$394 Return, found 16 hours ago
AU$394
Return
found 16 hours ago
Select Delta flight, departing Fri, 22 Aug. from Chicago to San Diego, returning Mon, 25 Aug., priced at AU$394 found 16 hours ago

Find the cheapest month to fly from Chicago (CHI) to San Diego (SAN)

September is typically the cheapest month to fly

From AU$137 - AU$321 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.