Cheap Flights to San Ysidro from HK$540

View HK$540 flight on Mon, 9 Feb 2026Opens in a new window

Popular airlines to San Ysidro

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Cheap round-trip flights to San Ysidro

Prices were available within the past 7 days and start at HK$540 for one-way flights and HK$606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 21 Jan - Tue, 3 Feb
SFO
San Francisco
SAN
San Diego
HK$606 Return, found 9 hours ago
HK$606
Return
found 9 hours ago
Select Alaska Airlines flight, departing Wed, 21 Jan from San Francisco to San Diego, returning Tue, 3 Feb, priced at HK$606 found 9 hours ago
United
Thu, 27 Nov - Mon, 15 Dec
SFO
San Francisco
SAN
San Diego
HK$1,068 Return, found 23 hours ago
HK$1,068
Return
found 23 hours ago
Select United flight, departing Thu, 27 Nov from San Francisco to San Diego, returning Mon, 15 Dec, priced at HK$1,068 found 23 hours ago
Delta
Sat, 7 Feb - Tue, 10 Feb
SFO
San Francisco
SAN
San Diego
HK$1,156 Return, found 1 day ago
HK$1,156
Return
found 1 day ago
Select Delta flight, departing Sat, 7 Feb from San Francisco to San Diego, returning Tue, 10 Feb, priced at HK$1,156 found 1 day ago
American Airlines
Wed, 29 Oct - Wed, 5 Nov
SFO
San Francisco
SAN
San Diego
HK$1,380 Return, found 1 day ago
HK$1,380
Return
found 1 day ago
Select American Airlines flight, departing Wed, 29 Oct from San Francisco to San Diego, returning Wed, 5 Nov, priced at HK$1,380 found 1 day ago
Hawaiian Airlines
Fri, 14 Nov - Sun, 30 Nov
SFO
San Francisco
SAN
San Diego
HK$4,067 Return, found 23 hours ago
HK$4,067
Return
found 23 hours ago
Select Hawaiian Airlines flight, departing Fri, 14 Nov from San Francisco to San Diego, returning Sun, 30 Nov, priced at HK$4,067 found 23 hours ago

Find the cheapest month to fly from Columbus (CMH) to San Diego (SAN)

January is typically the cheapest month to fly

From HK$964 - HK$3,888 per traveller.
Flights to San Ysidro information
Destination airport
San Diego Intl.
Destination airport IATA code
SAN
Destination city name
San Diego
Return price
HK$562

Trending flights to San Ysidro

Prices were available within the past 7 days and start at HK$540 for one-way flights and HK$606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Thu, 15 Jan - Wed, 21 Jan
HKG
Hong Kong SAR
SAN
San Diego
HK$5,579 Return, found 4 hours ago
HK$5,579
Return
found 4 hours ago
Select China Airlines flight, departing Thu, 15 Jan from Hong Kong SAR to San Diego, returning Wed, 21 Jan, priced at HK$5,579 found 4 hours ago
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