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Fly from
Fly to
Route
Depart
Return
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 12/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Sun 15/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 12/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Sun 15/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Tue 10/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Thu 12/11
12:15 p.m.-5:40 p.m.
1 stop6h 25m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Sun 8/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Sun 15/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 12/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Sun 15/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 19/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Thu 26/11
12:15 p.m.-5:40 p.m.
1 stop6h 25m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 5/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Sun 8/11
12:15 p.m.-5:40 p.m.
1 stop6h 25m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Sun 15/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Tue 17/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Thu 26/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Mon 30/11
8:25 a.m.-11:35 a.m.
1 stop4h 10m
ChicagoOttawa
ORD Chicago O'Hare Intl - YOW Ottawa
ORDYOW
Chicago O'Hare Intl
Mon 9/11
12:15 p.m.-6:12 p.m.
1 stop4h 57m
Ottawa
Fri 13/11
12:15 p.m.-5:40 p.m.
1 stop6h 25m
See travel insights to Ottawa from
How to get the cheapest flight ticket from Chicago to Ottawa
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ottawa?
The month of April is, on average, the cheapest month to fly to Ottawa from Chicago, with most prices found around C$ 571. If you aren’t able to travel to Ottawa during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 819.
What is the cheapest day to depart on your flight to Ottawa?
Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 908. Flights from Chicago to Ottawa on a Tuesday will generally be more expensive and average around C$ 1,035. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest Chicago to Ottawa flight route?
Fly from Chicago O'Hare Intl to Ottawa for the best Chicago - Ottawa flight prices
What cabin class options are available on Chicago to Ottawa flights?
There are 2 cabin classes available to choose from on Chicago to Ottawa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Chicago to Ottawa flights?
You could potentially save up to 46% on your flight if you consider stops on a Chicago to Ottawa flight.
How have Chicago to Ottawa flight prices changed over time?
As of October 2026, prices for Chicago to Ottawa flights are approximately 16% cheaper when compared to flights at the same time last year.
How often are flights from Chicago to Ottawa delayed?
Historically, on average around 18% of flights between Chicago and Ottawa have experienced a delay on any given week. The average delay length over the past 12 months has been 145 minutes.
What is the most punctual flight time for Chicago to Ottawa flights?
Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.
What day of the week experiences the fewest flight delays on this route?
Friday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.
Which airline has the best punctuality record on Chicago to Ottawa flights?
According to our data, United Airlines has had the least delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.
How many flights depart from Chicago to Ottawa on average per day?
As of October 2026, there are 11 flights per day flying from Chicago to Ottawa. The most common time of day flights depart is 10:00a.m., with 36% of flights taking off at noon.
How many flights depart from Chicago to Ottawa on average per week?
As of October 2026, 77 flights take off from Chicago and land in Ottawa each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.
When to book flights from Chicago to Ottawa
Cheap Chicago to Ottawa (CHI to YOW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Ottawa
Frequently asked questions about flying from Chicago to Ottawa
How far is Chicago to Ottawa by plane?
Chicago and Ottawa are 1035.5 km apart from one another. A reasonable flight in good conditions will take 2h 12m.
When did momondo last update prices for flights from Chicago to Ottawa Airport?
Prices for flights from Chicago to Ottawa Airport are updated daily.
How old do you have to be to fly from Chicago to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Ottawa?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Ottawa is Embraer 175 (Enhanced Winglets), representing 37.27% of all bookings. The subsequent popular models are Airbus A319 at 26.71%, Boeing 737 MAX 8 at 6.21%, and Canadair (Bombardier) Regional Jet CRJ-550 at 3.73%.
What is the most popular airline from Chicago to Ottawa?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago to Ottawa is Air Canada (100% of total bookings).
Travelling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to Ottawa?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Ottawa . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Ottawa with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Ottawa flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Ottawa?
momondo provides multiple filters to help you find the best flight to Ottawa from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to Ottawa right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Chicago to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.