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Cheap flights to Ontario recently found by travelers *
    SEA
    Seattle
    ONT
    Ontario
    Alaska Airlines

    Tue, Apr 4 - Tue, Apr 11
    $137
    SFO
    San Francisco
    ONT
    Ontario
    United Airlines

    Sat, Mar 25 - Sat, Mar 25
    $137
    PDX
    Portland
    ONT
    Ontario
    United Airlines

    Tue, Mar 7 - Sat, Mar 11
    $140
    DFW
    Dallas
    ONT
    Ontario
    American Airlines

    Tue, Apr 4 - Tue, Apr 11
    $175
    PHX
    Phoenix
    ONT
    Ontario
    American Airlines

    Thu, Apr 13 - Sun, Apr 16
    $177
    GEG
    Spokane
    ONT
    Ontario
    Alaska Airlines

    Wed, May 10 - Wed, May 24
    $208
    EUG
    Eugene
    ONT
    Ontario
    Alaska Airlines

    Fri, Apr 28 - Sun, Apr 30
    $236
    OAK
    Oakland
    ONT
    Ontario
    American Airlines

    Sat, May 13 - Wed, May 17
    $242
    CHI
    Chicago
    ONT
    Ontario

    Wed, Apr 26 - Mon, May 1
    $256
    DEN
    Denver
    ONT
    Ontario
    United Airlines

    Sun, May 28 - Sun, Jun 4
    $263
Several popular airlines fly into Ontario Intl Airport, including

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Flight stats for Ontario - did you know?
  • Ontario Intl Airport (Ontario, CA)
    • Right now, 15 airlines operate out of Ontario Intl Airport.
    • Ontario Intl Airport offers nonstop flights to 14 cities.
    • Every week, at least 805 domestic flights and 7 international flights depart from Ontario Intl Airport.

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