How to get the best price from Ottawa to Chicago?

Depending on when you travel and how far in advance you book, fares between Ottawa and Chicago can differ a lot.

Can$346 is the lowest fare found in the past 15 days.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Which airports near Ottawa or Chicago offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

• Airports in Ottawa: Only Ottawa - McDonald Cartier is currently operating.
• Airports in Chicago: 3 options available in Chicago - Midway, O'Hare, Rockford.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Filter and compare flights from Ottawa to Chicago

Jetcost helps you manage complex searches with simple filters. Sort by airline, duration, number of stops, or even time windows for outbound and return flights.

Other popular destinations

Want more ideas for your trip to United States? Check these: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.