Flights to Ontario

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SFO ONT direct 01/28/24 Frontier Airlines $41 Check
SFO ONT direct 02/14/24 - 02/28/24 United Airlines $117 Check
SFO ONT direct 03/03/24 Frontier Airlines $51 Check
all Flights from San Francisco to Ontario
SEA ONT direct 03/12/24 Alaska Airlines $89 Check
SEA ONT direct 05/29/24 - 06/12/24 Alaska Airlines $149 Check
SEA ONT direct 03/12/24 Alaska Airlines $93 Check
all Flights from Seattle-Tacoma to Ontario
BWI ONT 02/08/24 - 02/22/24 United Airlines $279 Check
BWI ONT 04/24/24 - 05/08/24 United Airlines $358 Check
BWI ONT 02/08/24 - 02/22/24 United Airlines $287 Check
all Flights from Baltimore to Ontario
DFW ONT direct 12/30/23 - 01/07/24 Frontier Airlines $249 Check
DFW ONT direct 12/30/23 - 01/07/24 Frontier Airlines $250 Check
DFW ONT direct 12/30/23 - 01/07/24 Frontier Airlines $250 Check
all Flights from Dallas to Ontario
SJC ONT 03/16/24 Alaska Airlines $210 Check
SJC ONT 07/08/24 Alaska Airlines $1,498 Check
SJC ONT 02/08/24 Alaska Airlines $633 Check
all Flights from San Jose to Ontario
Prices based on recent searches, subject to last-minute changes
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* Prices may vary, please check the travel details given by the online travel agency before booking. Prices include taxes.