Flights from Chicago to National City

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Cheapest flights from Chicago

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue, Nov 11 - Wed, Nov 12
ORD
O'Hare Intl.
SAN
San Diego Intl.
$139 Roundtrip, found 1 day ago
$139
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Nov 11 from O'Hare Intl. to San Diego Intl., returning Wed, Nov 12, priced at $139 found 1 day ago
Hawaiian Airlines
Mon, Oct 6 - Tue, Oct 14
ORD
O'Hare Intl.
SAN
San Diego Intl.
$158 Roundtrip, found 5 days ago
$158
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Mon, Oct 6 from O'Hare Intl. to San Diego Intl., returning Tue, Oct 14, priced at $158 found 5 days ago
Hawaiian Airlines
Fri, Nov 7 - Tue, Nov 11
ORD
O'Hare Intl.
SAN
San Diego Intl.
$164 Roundtrip, found 1 day ago
$164
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Fri, Nov 7 from O'Hare Intl. to San Diego Intl., returning Tue, Nov 11, priced at $164 found 1 day ago
Frontier Airlines
Thu, Nov 13 - Fri, Nov 14
ORD
O'Hare Intl.
SAN
San Diego Intl.
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Nov 13 from O'Hare Intl. to San Diego Intl., returning Fri, Nov 14, priced at $168 found 1 day ago
Hawaiian Airlines
Sun, Nov 9 - Tue, Nov 11
ORD
O'Hare Intl.
SAN
San Diego Intl.
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sun, Nov 9 from O'Hare Intl. to San Diego Intl., returning Tue, Nov 11, priced at $168 found 1 day ago
Frontier Airlines
Thu, Oct 9 - Fri, Oct 10
ORD
O'Hare Intl.
SAN
San Diego Intl.
$172 Roundtrip, found 5 days ago
$172
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 9 from O'Hare Intl. to San Diego Intl., returning Fri, Oct 10, priced at $172 found 5 days ago
Hawaiian Airlines
Mon, Oct 6 - Fri, Oct 10
ORD
O'Hare Intl.
SAN
San Diego Intl.
$177 Roundtrip, found 5 days ago
$177
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Mon, Oct 6 from O'Hare Intl. to San Diego Intl., returning Fri, Oct 10, priced at $177 found 5 days ago
Frontier Airlines
Sun, Nov 9 - Mon, Nov 10
ORD
O'Hare Intl.
SAN
San Diego Intl.
$178 Roundtrip, found 1 day ago
$178
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Nov 9 from O'Hare Intl. to San Diego Intl., returning Mon, Nov 10, priced at $178 found 1 day ago
Frontier Airlines
Sat, Nov 8 - Sun, Nov 9
ORD
O'Hare Intl.
SAN
San Diego Intl.
$181 Roundtrip, found 1 day ago
$181
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 8 from O'Hare Intl. to San Diego Intl., returning Sun, Nov 9, priced at $181 found 1 day ago
Hawaiian Airlines
Mon, Oct 6 - Mon, Oct 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$187 Roundtrip, found 5 days ago
$187
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Mon, Oct 6 from O'Hare Intl. to San Diego Intl., returning Mon, Oct 13, priced at $187 found 5 days ago
United
Fri, Aug 29 - Sun, Aug 31
ORD
O'Hare Intl.
SAN
San Diego Intl.
$188 Roundtrip, found 4 days ago
$188
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 29 from O'Hare Intl. to San Diego Intl., returning Sun, Aug 31, priced at $188 found 4 days ago
Alaska Airlines
Mon, Nov 10 - Thu, Nov 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Nov 10 from O'Hare Intl. to San Diego Intl., returning Thu, Nov 13, priced at $189 found 1 day ago
American Airlines
Mon, Nov 10 - Thu, Nov 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Nov 10 from O'Hare Intl. to San Diego Intl., returning Thu, Nov 13, priced at $189 found 1 day ago
Alaska Airlines
Thu, Nov 6 - Sun, Nov 9
ORD
O'Hare Intl.
SAN
San Diego Intl.
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Nov 6 from O'Hare Intl. to San Diego Intl., returning Sun, Nov 9, priced at $191 found 1 day ago
Hawaiian Airlines
Sun, Nov 9 - Thu, Nov 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$193 Roundtrip, found 1 day ago
$193
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sun, Nov 9 from O'Hare Intl. to San Diego Intl., returning Thu, Nov 13, priced at $193 found 1 day ago
Hawaiian Airlines
Sun, Nov 9 - Sun, Nov 16
ORD
O'Hare Intl.
SAN
San Diego Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sun, Nov 9 from O'Hare Intl. to San Diego Intl., returning Sun, Nov 16, priced at $197 found 1 day ago
Alaska Airlines
Mon, Nov 10 - Thu, Nov 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Nov 10 from O'Hare Intl. to San Diego Intl., returning Thu, Nov 13, priced at $199 found 1 day ago
American Airlines
Mon, Nov 10 - Thu, Nov 13
ORD
O'Hare Intl.
CLD
McClellan-Palomar
$209 Roundtrip, found 1 day ago
$209
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Nov 10 from O'Hare Intl. to McClellan-Palomar, returning Thu, Nov 13, priced at $209 found 1 day ago
Frontier Airlines
Wed, Aug 6 - Tue, Aug 12
MDW
Midway Intl.
SAN
San Diego Intl.
$248 Roundtrip, found 5 days ago
$248
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Midway Intl. to San Diego Intl., returning Tue, Aug 12, priced at $248 found 5 days ago
Delta
Mon, Nov 10 - Thu, Nov 13
ORD
O'Hare Intl.
SAN
San Diego Intl.
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 10 from O'Hare Intl. to San Diego Intl., returning Thu, Nov 13, priced at $257 found 1 day ago