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Find the best flight to Ontario airport (ONT)

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Great deals to Ontario Intl Airport

We’ve searched 100s of deals recently found by travellers.*
Seattle, WA (SEA) Ontario, CA (ONT)
Tue., 13/8 - Tue., 20/8
Alaska Airlines - Roundtrip, Economy
USD 195
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Reno, NV (RNO) Ontario, CA (ONT)
Tue., 3/9 - Sun., 8/9
Alaska Airlines - Roundtrip, Economy
USD 424
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Omaha, NE (OMA) Ontario, CA (ONT)
Wed., 10/7 - Tue., 30/7
Multiple Airlines - Roundtrip, Economy
USD 438
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San Antonio, TX (SAT) Ontario, CA (ONT)
Fri., 2/8 - Mon., 5/8
United Airlines - Roundtrip, Economy
USD 452
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Calgary, CA (YYC) Ontario, CA (ONT)
Sat., 17/8 - Fri., 23/8
United Airlines - Roundtrip, Economy
USD 465
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New York City, NY (NYC) Ontario, CA (ONT)
Sun., 8/12 - Wed., 11/12
Alaska Airlines - Roundtrip, Economy
USD 510
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San Jose, CA (SJC) Ontario, CA (ONT)
Fri., 28/6 - Mon., 1/7
American Airlines - Roundtrip, Economy
USD 534
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Vancouver, CA (YVR) Ontario, CA (ONT)
Mon., 12/8 - Mon., 26/8
Air Canada - Roundtrip, Economy
USD 610
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*Prices are based on round trip travel with returns between 1-21 days after departure. These are the best fares found by travellers who searched TripAdvisor and a select group of our fare search partners in the past 72 hours. Ticket prices and seat availability change rapidly and cannot be guaranteed.
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Flight stats for ONT - did you know?

  • Ontario Intl Airport is the closest major airport to Ontario.
  • Ontario Intl Airport (Ontario, CA)
    • Right now, 16 airlines operate out of Ontario Intl Airport.
    • Ontario Intl Airport offers nonstop flights to 16 cities.
    • Every week, at least 521 domestic flights and 21 international flights depart from Ontario Intl Airport.
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