What is the flight duration from Ottawa to Chicago?

Air Travel

By Mackenzie Roche

If you’re planning a trip from Ottawa to Chicago, one of the first things you’ll want to know is how long the flight will take. The flight duration can impact your travel plans and help you determine the best time to book your tickets. In this article, we’ll provide you with all the essential information about the flight duration from Ottawa to Chicago, including distance, airline options, average duration, and factors that can affect your flight time.

Distance between Ottawa and Chicago

The distance between Ottawa and Chicago is approximately 457 miles (735 kilometers) if you travel in a straight line. However, the actual flight distance can vary based on the flight path and airline routing. Most flights from Ottawa to Chicago take a southeastern route across Lake Michigan, passing over Detroit and other cities along the way. The total flight distance for this route is around 550 miles (885 kilometers) and usually takes around 1 hour and 45 minutes to two hours to complete.

Airline options for the route

Several airlines offer flights from Ottawa International Airport to Chicago O’Hare International Airport. The most popular airlines include Air Canada, United Airlines, American Airlines, Delta, and WestJet. You can check flight schedules and ticket prices on their respective websites or on online travel agencies like Expedia or Kayak.

Average flight duration

The average flight duration from Ottawa to Chicago is around two hours, including boarding and deplaning. However, the actual flight time can vary based on multiple factors, like the airline, flight path, and weather conditions. Some flights can be shorter, while others can take longer, depending on the route and other variables.

Factors affecting flight duration

Several factors can affect the duration of your flight from Ottawa to Chicago. The most common factors include weather conditions, air traffic, and the routing of your flight. If you’re traveling during peak hours or holidays, you may experience longer wait times at the airport or longer flight routes due to congestion in the air. Additionally, the weather conditions can affect the flight path, resulting in a longer or shorter flight time.

Direct vs. connecting flights

You can choose between direct or connecting flights when flying from Ottawa to Chicago. A direct flight involves a single flight from Ottawa International Airport to Chicago O’Hare International Airport, with no stopovers or layovers in between. A connecting flight involves changing planes at another airport, which can add to your flight time. While direct flights are usually faster and more convenient, connecting flights can offer more affordable options if you’re flexible with your travel dates.

Shortest and longest flight duration

The shortest flight duration from Ottawa to Chicago is around one hour and 45 minutes, while the longest flight duration can go up to six hours or more if you choose a connecting flight or face unfavorable weather conditions. The actual duration of your flight can vary based on the airline, flight path, and other factors mentioned earlier.

Tips for choosing the best flight

To choose the best flight from Ottawa to Chicago, consider the following tips:

  • Check multiple airlines and travel agencies for the best deals and discounts.
  • Book your tickets in advance to avoid last-minute price surges.
  • Consider direct flights for faster and more convenient travel.
  • Check the airline’s baggage policy and fees to avoid any unexpected costs.
  • Choose a comfortable seat and pack essential items for your flight.

What to expect during the flight

During your flight from Ottawa to Chicago, you can expect a comfortable and safe flying experience. The airline will provide you with snacks, drinks, and entertainment options to make your journey enjoyable. You can also bring your own food and entertainment items if you prefer. Make sure to follow the airline’s safety protocols and regulations to ensure a smooth and safe flight.

Arrival procedures in Chicago

Once you arrive at Chicago O’Hare International Airport, you will have to go through immigration and customs procedures if you’re traveling internationally. You can collect your baggage and proceed to the ground transportation area to find taxis, rental cars, or public transportation options to reach your final destination.


The flight duration from Ottawa to Chicago can vary based on multiple factors, like the airline, flight path, and weather conditions. However, the average flight duration is around two hours, and you can choose between direct or connecting flights based on your preferences and budget. By considering the tips mentioned in this article, you can book the best flight and enjoy a comfortable and safe journey.

Additional resources

  • Ottawa International Airport: https://yow.ca/
  • Chicago O’Hare International Airport:
  • Air Canada: https://www.aircanada.com/
  • United Airlines: https://www.united.com/
  • American Airlines:
  • Delta: https://www.delta.com/
  • WestJet: https://www.westjet.com/
Photo of author

Mackenzie Roche

Mackenzie Roche, part of the content operations team at TravelAsker, boasts three years of experience as a travel editor with expertise in hotel content at U.S. News & World Report. A journalism and creative writing graduate from the University of Maryland, College Park, she brings a wealth of literary prowess to her work. Beyond the desk, Mackenzie embraces a balanced life, indulging in yoga, reading, beach outings, and culinary adventures across Los Angeles.

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