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Ottawa
Ottawa Macdonald–Cartier International Airport

Chicago
O'Hare International Airport

　O'Hare Airport Macdonald–Cartier　

Prices vary with departure date. Click on the calendar to select a departure date.

Departure Date

2025/6
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2025/6
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Total Fares（Round-Trip/Economy）

* Displayed fare(s) may differ from the actual search result

  • Macdonald–Cartier－O'Hare Airport

    June Lowest Airfares

    USD368


    The airfare displayed above is for United Airlines


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  • Macdonald–Cartier－O'Hare Airport

    July Lowest Airfares

    USD389


    The airfare displayed above is for United Airlines


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  • Macdonald–Cartier－O'Hare Airport

    August Lowest Airfares

    USD389


    The airfare displayed above is for United Airlines


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  • Macdonald–Cartier－O'Hare Airport

    September Lowest Airfares -----

  • Macdonald–Cartier－O'Hare Airport

    October Lowest Airfares

    USD459


    The airfare displayed above is for United Airlines


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  • Ottawa－Chicago
    Estimated Flight Time

    2 Hours 19 Minutes

  • Ottawa－Chicago
    Number of Operating Airlines

    5
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