Cheap Flights from Bellingham International Airport to Ontario (ONT) Find and Compare the Best Airline Deals

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2025/3
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Operating Airlines for Bellingham (Washington)－Ontario Airport Route
Alaska Airlines

Other Destinations from:Bellingham (Washington)
* Fares vary in accordance to seat availability
Other Departures to: Ontario
* Fares vary in accordance to seat availability

Bellingham (Washington)Bellingham International AirportOntarioOntario International Airport