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Ottawa
Ottawa Macdonald–Cartier International Airport

Chicago
O'Hare International Airport

　O'Hare Airport Macdonald–Cartier　

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2025/10
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  • Macdonald–Cartier－O'Hare Airport

    October Lowest Airfares

    USD463


    The airfare displayed above is for United Airlines


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  • Macdonald–Cartier－O'Hare Airport

    November Lowest Airfares -----

  • Macdonald–Cartier－O'Hare Airport

    December Lowest Airfares -----

  • Macdonald–Cartier－O'Hare Airport

    January Lowest Airfares -----

  • Macdonald–Cartier－O'Hare Airport

    February Lowest Airfares -----

  • Ottawa－Chicago
    Estimated Flight Time

    2 Hours 08 Minutes

  • Ottawa－Chicago
    Number of Operating Airlines

    5
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