Cheap Flights to Tustin from HK$863

View HK$863 flight on Tue, 23 Sep 2025Opens in a new window

Popular airlines to Tustin

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Cheap round-trip flights to Tustin

Prices were available within the past 7 days and start at HK$863 for one-way flights and HK$1,242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 7 Oct - Tue, 21 Oct
SEA
Seattle
ONT
Ontario
HK$1,242 Return, found 3 days ago
HK$1,242
Return
found 3 days ago
Select Delta flight, departing Tue, 7 Oct from Seattle to Ontario, returning Tue, 21 Oct, priced at HK$1,242 found 3 days ago
Delta
Sat, 1 Nov - Tue, 11 Nov
SEA
Seattle
ONT
Ontario
HK$1,393 Return, found 3 days ago
HK$1,393
Return
found 3 days ago
Select Delta flight, departing Sat, 1 Nov from Seattle to Ontario, returning Tue, 11 Nov, priced at HK$1,393 found 3 days ago
Delta
Mon, 27 Oct - Tue, 11 Nov
SEA
Seattle
ONT
Ontario
HK$1,479 Return, found 3 days ago
HK$1,479
Return
found 3 days ago
Select Delta flight, departing Mon, 27 Oct from Seattle to Ontario, returning Tue, 11 Nov, priced at HK$1,479 found 3 days ago
Hawaiian Airlines
Tue, 12 Aug - Tue, 26 Aug
SEA
Seattle
ONT
Ontario
HK$2,414 Return, found 3 days ago
HK$2,414
Return
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, 12 Aug from Seattle to Ontario, returning Tue, 26 Aug, priced at HK$2,414 found 3 days ago
United
Mon, 15 Dec - Sun, 28 Dec
SEA
Seattle
SNA
Orange County
HK$2,450 Return, found 18 hours ago
HK$2,450
Return
found 18 hours ago
Select United flight, departing Mon, 15 Dec from Seattle to Orange County, returning Sun, 28 Dec, priced at HK$2,450 found 18 hours ago

Find the cheapest month to fly from Columbus (CMH) to Santa Ana (SNA)

January is typically the cheapest month to fly

From HK$998 - HK$3,490 per traveller.

Graph displaying average flight prices per month

Flights to Tustin information
Destination airport
Los Angeles - Ontario Intl.
Destination airport IATA code
ONT
Destination city name
Ontario
Return price
HK$1,242

Trending flights to Tustin

Prices were available within the past 7 days and start at HK$863 for one-way flights and HK$1,242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 2 Sep - Wed, 10 Sep
HKG
Hong Kong SAR
ONT
Ontario
HK$5,609 Return, found 1 hour ago
HK$5,609
Return
found 1 hour ago
Select United flight, departing Tue, 2 Sep from Hong Kong SAR to Ontario, returning Wed, 10 Sep, priced at HK$5,609 found 1 hour ago
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