Panorama of Coronado Bridge with San Diego skyline

$173 Cheap Delta flights Chicago (ORD) to San Diego (SAN)

View $173 flight on Tue, Aug 18, 2026Opens in a new window

$173 Cheap Delta flights Chicago (ORD) to San Diego (SAN)

Prices were available within the past 7 days and start at $173 for one-way flights and $245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 5 - Wed, Aug 26
ORD
Chicago
SAN
San Diego
$245 Roundtrip, found 18 hours ago
$245
Roundtrip
found 18 hours ago
Select Delta flight, departing Wed, Aug 5 from Chicago to San Diego, returning Wed, Aug 26, priced at $245 found 18 hours ago
Delta
Fri, Jul 24 - Wed, Aug 12
ORD
Chicago
SAN
San Diego
$311 Roundtrip, found 18 hours ago
$311
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jul 24 from Chicago to San Diego, returning Wed, Aug 12, priced at $311 found 18 hours ago
Delta
Fri, Jun 26 - Sun, Jul 12
ORD
Chicago
SAN
San Diego
$357 Roundtrip, found 18 hours ago
$357
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jun 26 from Chicago to San Diego, returning Sun, Jul 12, priced at $357 found 18 hours ago

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $337
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $337

Travel information

Origin airport
O'Hare Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Popular airline
Frontier Airlines
Distance
2752 km
Average flight time
2 hours 29 mins

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