A range of rugged mountains with snow-capped peaks under a clear sky.

Cheap Flights to Ontario Intl. Airport from HK$4,381

How much is the cheapest flight to Ontario?

Prices were available within the past 7 days and start at HK$4,381 for one-way flights and HK$2,765 for return, for the period specified. Prices and availability are subject to change.
Delta
Wed, 18 Nov - Thu, 26 Nov
IAD
Washington
ONT
Ontario
HK$2,765
Return
Found 5 days ago
Select Delta flight, departing Wed, 18 Nov from Washington to Ontario, returning Thu, 26 Nov, priced at HK$2,765 Found 5 days ago
Delta
Thu, 19 Nov - Thu, 19 Nov
IAD
Washington
ONT
Ontario
HK$3,185
Return
Found 5 days ago
Select Delta flight, departing Thu, 19 Nov from Washington to Ontario, returning Thu, 19 Nov, priced at HK$3,185 Found 5 days ago
Delta
Mon, 19 Oct - Mon, 26 Oct
BWI
Baltimore
ONT
Ontario
HK$4,926
Return
Found 2 days ago
Select Delta flight, departing Mon, 19 Oct from Baltimore to Ontario, returning Mon, 26 Oct, priced at HK$4,926 Found 2 days ago
American Airlines
Fri, 23 Oct - Fri, 23 Oct
BWI
Baltimore
ONT
Ontario
HK$5,903
Return
Found 2 days ago
Select American Airlines flight, departing Fri, 23 Oct from Baltimore to Ontario, returning Fri, 23 Oct, priced at HK$5,903 Found 2 days ago
American Airlines
Sun, 18 Oct - Thu, 22 Oct
BWI
Baltimore
ONT
Ontario
HK$5,947
Return
Found 2 days ago
Select American Airlines flight, departing Sun, 18 Oct from Baltimore to Ontario, returning Thu, 22 Oct, priced at HK$5,947 Found 2 days ago

Travel information

Destination city name
Ontario
Destination airport
Ontario Intl. Airport
Destination airport IATA code
ONT
Airlines serving
American Airlines, Alaska Airlines, United, Frontier Airlines, Delta, Southwest Airlines, British Airways, Air Canada, Volaris, China Airlines, Avianca, Korean Air, LATAM Airlines Group, KLM, Aeromexico, Iberia, Starlux Airlines, Air France, JetBlue Airways, WestJet, Virgin Atlantic, Qatar Airways, Icelandair, Turkish Airlines, Aer Lingus, Etihad Airways
Popular airline
American Airlines
Return price
HK$2,765

Trending flights to Ontario

Prices were available within the past 7 days and start at HK$4,381 for one-way flights and HK$2,765 for return, for the period specified. Prices and availability are subject to change.
Delta
Thu, 5 Nov - Sun, 22 Nov
HKG
Hong Kong SAR
ONT
Ontario
HK$6,636
Return
Found 18 hours ago
Select Delta flight, departing Thu, 5 Nov from Hong Kong SAR to Ontario, returning Sun, 22 Nov, priced at HK$6,636 Found 18 hours ago
*Available to Expedia members.