How often are flights from Chicago to Ottawa delayed?

Historically, on average around 11% 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 135 minutes.

What is the most punctual flight time for Chicago to Ottawa flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

How many flights depart from Chicago to Ottawa on average per week?

As of January 2026, 68 flights take off from Chicago and land in Ottawa each week. The most common flight departure day for this route is Tue, with 15% of weekly flights taking off on this day.

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 11% of their flights experiencing any sort of delay.

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. Thursday has historically seen more delays on average compared to the rest of the week.

What is the cheapest airline that flies from Chicago to Ottawa?

Porter Airlines is the most popular carrier operating from Chicago to Ottawa

How many flights depart from Chicago to Ottawa on average per day?

As of January 2026, there are 9 flights per day flying from Chicago to Ottawa. The most common time of day flights depart is 6:00p.m., with 58% of flights taking off in the evening.

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.

C$ 147 Cheap Flights from Chicago to Ottawa in 2026

Q: What is the typical price of a round-trip flight between Chicago and Ottawa?

Prices are currently low for flights on this route. Typical prices usually range from C$ 822 to C$ 923. The lowest price recently found on this route was C$ 382.

1 adult

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Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:53 p.m. - 4:30 p.m.

ORD

YOW

21h 37m

1 stop

4:15 p.m. - 11:22 a.m.

YOW

ORD

20h 07m

1 stop

C$ 382Multiple Airlines

vie., 30 ene. - mar., 3 feb.

12:44 p.m. - 5:13 p.m.

ORD

YOW

27h 29m

1 stop

3:40 p.m. - 9:22 a.m.

YOW

ORD

18h 42m

2 stops

C$ 383Multiple Airlines

mar., 10 feb. - mar., 17 feb.

12:44 p.m. - 5:13 p.m.

ORD

YOW

27h 29m

1 stop

3:55 p.m. - 9:22 a.m.

YOW

ORD

18h 27m

1 stop

C$ 385Multiple Airlines

mar., 10 feb. - mar., 17 feb.

10:07 a.m. - 5:15 p.m.

ORD

YOW

30h 08m

1 stop

3:40 p.m. - 12:40 a.m.

YOW

ORD

10h 00m

2 stops

C$ 386Multiple Airlines

mié., 4 feb. - sáb., 14 feb.

10:07 a.m. - 5:15 p.m.

ORD

YOW

30h 08m

1 stop

3:55 p.m. - 12:40 a.m.

YOW

ORD

9h 45m

1 stop

C$ 389Multiple Airlines

mié., 4 feb. - sáb., 14 feb.

5:15 a.m. - 12:25 a.m.

ORD

YOW

18h 10m

1 stop

3:05 p.m. - 10:42 p.m.

YOW

ORD

8h 37m

2 stops

C$ 390Multiple Airlines

mar., 3 feb. - jue., 5 feb.

7:20 a.m. - 12:25 a.m.

ORD

YOW

16h 05m

1 stop

3:55 p.m. - 10:42 p.m.

YOW

ORD

7h 47m

1 stop

C$ 393Multiple Airlines

mar., 3 feb. - jue., 5 feb.

5:15 a.m. - 12:25 a.m.

ORD

YOW

18h 10m

1 stop

7:00 a.m. - 7:11 p.m.

YOW

ORD

13h 11m

1 stop

C$ 397Multiple Airlines

vie., 20 feb. - mié., 25 feb.

11:05 a.m. - 6:09 p.m.

MDW

YOW

6h 04m

1 stop

6:50 a.m. - 10:10 a.m.

YOW

MDW

4h 20m

1 stop

C$ 486Porter Airlines

vie., 20 feb. - lun., 23 feb.

11:05 a.m. - 6:09 p.m.

MDW

YOW

6h 04m

1 stop

7:00 a.m. - 10:10 a.m.

YOW

MDW

4h 10m

1 stop

C$ 504Porter Airlines

lun., 23 feb. - mié., 25 feb.

Porter Airlines flights from Chicago to Ottawa

Our best Porter Airlines deals on Chicago to Ottawa flight tickets

Porter Airlines

23 Feb

MDW11:05 a.m.Chicago Midway

6h 04m

1 stop

YOW6:09 p.m.Ottawa

25 Feb

YOW7:00 a.m.Ottawa

4h 10m

1 stop

MDW10:10 a.m.Chicago Midway

C$ 504

Porter Airlines

20 Feb

MDW11:05 a.m.Chicago Midway

8h 49m

1 stop

YOW8:54 p.m.Ottawa

23 Feb

YOW6:50 a.m.Ottawa

4h 20m

1 stop

MDW10:10 a.m.Chicago Midway

C$ 515

Porter Airlines

20 Feb

MDW11:05 a.m.Chicago Midway

8h 49m

1 stop

YOW8:54 p.m.Ottawa

25 Feb

YOW7:00 a.m.Ottawa

4h 10m

1 stop

MDW10:10 a.m.Chicago Midway

C$ 516

WestJet flights from Chicago to Ottawa

Our best WestJet deals on Chicago to Ottawa flight tickets

WestJet

23 Jan

MDW1:26 p.m.Chicago Midway

10h 16m

2 stops

YOW12:42 a.m.Ottawa

25 Jan

YOW5:40 a.m.Ottawa

8h 06m

2 stops

MDW12:46 p.m.Chicago Midway

C$ 1,576

WestJet

23 Jan

MDW10:48 a.m.Chicago Midway

12h 54m

2 stops

YOW12:42 a.m.Ottawa

25 Jan

YOW5:40 a.m.Ottawa

28h 12m

2 stops

MDW8:52 a.m.Chicago Midway

C$ 1,581

WestJet

28 Jan

MDW9:50 a.m.Chicago Midway

30h 03m

2 stops

YOW4:53 p.m.Ottawa

31 Jan

YOW6:00 a.m.Ottawa

32h 06m

2 stops

MDW1:06 p.m.Chicago Midway

C$ 1,809

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

vie. 30/1

5:53 p.m.-4:30 p.m.

1 stop21h 37m

Ottawa

mar. 3/2

4:15 p.m.-11:22 a.m.

1 stop20h 07m

C$ 382

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mar. 10/2

12:44 p.m.-5:13 p.m.

1 stop27h 29m

Ottawa

mar. 17/2

3:40 p.m.-9:22 a.m.

2 stops18h 42m

C$ 383

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mar. 10/2

12:44 p.m.-5:13 p.m.

1 stop27h 29m

Ottawa

mar. 17/2

3:55 p.m.-9:22 a.m.

1 stop18h 27m

C$ 385

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mié. 4/2

10:07 a.m.-5:15 p.m.

1 stop30h 08m

Ottawa

sáb. 14/2

3:40 p.m.-12:40 a.m.

2 stops10h 00m

C$ 386

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mié. 4/2

10:07 a.m.-5:15 p.m.

1 stop30h 08m

Ottawa

sáb. 14/2

3:55 p.m.-12:40 a.m.

1 stop9h 45m

C$ 389

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mar. 3/2

5:15 a.m.-12:25 a.m.

1 stop18h 10m

Ottawa

jue. 5/2

3:05 p.m.-10:42 p.m.

2 stops8h 37m

C$ 390

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

mar. 3/2

7:20 a.m.-12:25 a.m.

1 stop16h 05m

Ottawa

jue. 5/2

3:55 p.m.-10:42 p.m.

1 stop7h 47m

C$ 393

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

vie. 20/2

5:15 a.m.-12:25 a.m.

1 stop18h 10m

Ottawa

mié. 25/2

7:00 a.m.-7:11 p.m.

1 stop13h 11m

C$ 397

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

vie. 20/2

11:05 a.m.-6:09 p.m.

1 stop6h 04m

Ottawa

lun. 23/2

6:50 a.m.-10:10 a.m.

1 stop4h 20m

C$ 486

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

lun. 23/2

11:05 a.m.-6:09 p.m.

1 stop6h 04m

Ottawa

mié. 25/2

7:00 a.m.-10:10 a.m.

1 stop4h 10m

C$ 504

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Chicago and Ottawa?

What is the cheapest month to fly to Ottawa?

The month of May is, on average, the cheapest month to fly to Ottawa from Chicago, with most prices found around C$ 471. If you aren’t able to travel to Ottawa during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 555.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Thursday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 514. Flights from Chicago to Ottawa on a Sunday will generally be more expensive and average around C$ 884. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the afternoon. Flights from Chicago to Ottawa during this time can be as low as C$ 514. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 705 per ticket.

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 78% 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 January 2026, prices for Chicago to Ottawa flights are approximately 8% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Ottawa according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Best price found	C$ 534
Fastest flight time	1h 52m
Direct flights	Every day
Airports in Ottawa	1 airport

The best flight deal from Chicago to Ottawa found on momondo in the last 72 hours is C$ 534

The fastest flight from Chicago to Ottawa takes 1h 52m

Direct flights go from Chicago to Ottawa every day.

There is 1 airport in Ottawa. From Chicago there are direct flights to Ottawa (YOW).

Search flight deals

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 1h 52m.
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 36.16% of all bookings. The subsequent popular models are Airbus A330-300 at 9.60%, Canadair (Bombardier) Regional Jet CRJ-550 at 6.78%, and Airbus A330-200 at 5.65%.
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 United Airlines (52% of total bookings). The next most popular airline is Porter Airlines (48%).

Gatineau

Pembroke

Brockville

Perth

Smiths Falls

Wakefield

Prescott

Calabogie

Petawawa

Why 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.

An easier way to manage your Ottawa trip

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Cheap flights from Chicago to Ottawa from C$ 155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Ottawa departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Porter Airlines flights from Chicago to Ottawa

Our best Porter Airlines deals on Chicago to Ottawa flight tickets

WestJet flights from Chicago to Ottawa

Our best WestJet deals on Chicago to Ottawa flight tickets

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Use the filters below to find and compare flights from Chicago to Ottawa that are best for you.

See travel insights to Ottawa from

How to get the cheapest flight ticket from Chicago to Ottawa

What is the typical price of a round-trip flight between Chicago and Ottawa?

What is the cheapest month to fly to Ottawa?

The month of May is, on average, the cheapest month to fly to Ottawa from Chicago, with most prices found around C$ 471. If you aren’t able to travel to Ottawa during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 555.

What is the cheapest day to depart on your flight to Ottawa?

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the afternoon. Flights from Chicago to Ottawa during this time can be as low as C$ 514. In the morning is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 705 per ticket.

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 78% 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 January 2026, prices for Chicago to Ottawa flights are approximately 8% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Chicago to Ottawa?

Porter Airlines is the most popular carrier operating from Chicago to Ottawa

How often are flights from Chicago to Ottawa delayed?

Historically, on average around 11% 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 135 minutes.

What is the most punctual flight time for Chicago to Ottawa flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night 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. Thursday 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 11% of their flights experiencing any sort of delay.

How many flights depart from Chicago to Ottawa on average per day?

As of January 2026, there are 9 flights per day flying from Chicago to Ottawa. The most common time of day flights depart is 6:00p.m., with 58% of flights taking off in the evening.

How many flights depart from Chicago to Ottawa on average per week?

As of January 2026, 68 flights take off from Chicago and land in Ottawa each week. The most common flight departure day for this route is Tue, with 15% 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

Best price found

Fastest flight time

Direct flights

Airports in Ottawa

How far is Chicago to Ottawa by plane?

When did momondo last update prices for flights from Chicago to Ottawa Airport?

How old do you have to be to fly from Chicago to Ottawa Airport?

What documentation or ID do you need to fly to Ottawa Airport?

What is the most popular plane model from Chicago to Ottawa?

What is the most popular airline from Chicago to Ottawa?

Travelling to a place near Ottawa?

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Ottawa?

Can I find flights from Chicago to Ottawa with flexible booking policies on momondo?

How can momondo help me find flights from Chicago to Ottawa?

I’m not ready to book a flight from Chicago to Ottawa right now. Can momondo alert me if prices change?

An easier way to manage your Ottawa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Ontario