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

84 flights are operational weekly from Chicago to Ottawa as of February 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

How often are flights from Chicago to Ottawa delayed?

Historically, on average around 13% 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 141 minutes.

What airlines fly to Ottawa?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Ottawa from Chicago according to our data. Air Canada is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 4 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

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

As of February 2026, 12 flights take off from Chicago and land in Ottawa each day. The most common flight departure time for this route is 6:00PM, with 41% of daily flights taking off in the evening.

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

WestJet and Porter Airlines are the most popular carriers operating from Chicago to Ottawa

Which airline has the best punctuality record on Chicago to Ottawa flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights 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 which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

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

Prices for flights from Chicago to Ottawa Airport refresh daily.

How many operators does momondo search for flights from Chicago to Ottawa Airport?

There are 2 operators available for flights from Chicago to Ottawa Airport as of February 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

$119 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 $512 to $617. The lowest price recently found on this route was $257.

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One-way

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6:01 pm - 5:25 pm

ORD

YOW

22h 24m

1 stop

7:00 am - 9:17 pm

YOW

ORD

15h 17m

1 stop

$257Multiple Airlines

Wed, Apr 8 - Wed, Apr 29

11:00 am - 5:29 pm

MDW

YOW

5h 29m

1 stop

6:45 am - 10:15 am

YOW

MDW

4h 30m

1 stop

$274Porter Airlines

Wed, Apr 8 - Wed, Apr 29

4:05 pm - 10:29 pm

MDW

YOW

5h 24m

1 stop

12:10 pm - 3:20 pm

YOW

MDW

4h 10m

1 stop

$276Porter Airlines

Fri, Apr 10 - Sun, Apr 12

6:01 pm - 12:59 pm

ORD

YOW

17h 58m

2 stops

7:00 am - 9:17 pm

YOW

ORD

15h 17m

1 stop

$276Multiple Airlines

Wed, Apr 8 - Wed, Apr 29

7:20 am - 12:25 am

ORD

YOW

16h 05m

1 stop

4:45 pm - 8:01 am

YOW

ORD

16h 16m

2 stops

$283Multiple Airlines

Fri, Apr 10 - Sun, Apr 12

7:20 am - 12:25 am

ORD

YOW

16h 05m

1 stop

3:55 pm - 8:01 am

YOW

ORD

17h 06m

1 stop

$284Multiple Airlines

Fri, Apr 10 - Sun, Apr 12

12:45 pm - 11:58 pm

ORD

YOW

10h 13m

1 stop

3:55 pm - 11:05 pm

YOW

ORD

8h 10m

1 stop

$295Multiple Airlines

Sat, Apr 11 - Sat, Apr 18

11:00 am - 5:04 pm

MDW

YOW

5h 04m

1 stop

12:10 pm - 3:20 pm

YOW

MDW

4h 10m

1 stop

$298Porter Airlines

Thu, Apr 16 - Sun, Apr 26

3:20 pm - 12:20 am

MDW

YOW

8h 00m

1 stop

6:25 pm - 9:40 am

YOW

MDW

16h 15m

1 stop

$299Multiple Airlines

Thu, May 14 - Tue, May 19

8:45 am - 11:58 pm

ORD

YOW

14h 13m

1 stop

8:40 am - 11:05 pm

YOW

ORD

15h 25m

2 stops

$299Multiple Airlines

Sat, Apr 11 - Sat, Apr 18

Porter Airlines flights from Chicago to Ottawa

Our best Porter Airlines deals on Chicago to Ottawa flight tickets

Porter Airlines

Apr 8

MDW11:00 amChicago Midway

5h 29m

1 stop

YOW5:29 pmOttawa

Apr 29

YOW6:45 amOttawa

4h 30m

1 stop

MDW10:15 amChicago Midway

$274

Porter Airlines

Apr 10

MDW4:05 pmChicago Midway

5h 24m

1 stop

YOW10:29 pmOttawa

Apr 12

YOW12:10 pmOttawa

4h 10m

1 stop

MDW3:20 pmChicago Midway

$276

Porter Airlines

Apr 16

MDW11:00 amChicago Midway

5h 04m

1 stop

YOW5:04 pmOttawa

Apr 26

YOW12:10 pmOttawa

4h 10m

1 stop

MDW3:20 pmChicago Midway

$298

Air Canada flights from Chicago to Ottawa

Our best Air Canada deals on Chicago to Ottawa flight tickets

Air Canada

Mar 11

ORD8:00 amChicago O'Hare Intl

4h 18m

1 stop

YOW1:18 pmOttawa

Mar 12

YOW6:20 amOttawa

2h 40m

ORD8:00 amChicago O'Hare Intl

$793

Air Canada

Mar 11

ORD10:00 amChicago O'Hare Intl

4h 23m

1 stop

YOW3:23 pmOttawa

Mar 12

YOW5:11 pmOttawa

2h 41m

ORD6:52 pmChicago O'Hare Intl

$797

Air Canada

Mar 11

ORD11:11 amChicago O'Hare Intl

5h 07m

1 stop

YOW5:18 pmOttawa

Mar 12

YOW5:11 pmOttawa

2h 41m

ORD6:52 pmChicago O'Hare Intl

$828

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 4/8

6:01 pm-5:25 pm

1 stop22h 24m

Ottawa

Wed 4/29

7:00 am-9:17 pm

1 stop15h 17m

$257

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Wed 4/8

11:00 am-5:29 pm

1 stop5h 29m

Ottawa

Wed 4/29

6:45 am-10:15 am

1 stop4h 30m

$274

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Fri 4/10

4:05 pm-10:29 pm

1 stop5h 24m

Ottawa

Sun 4/12

12:10 pm-3:20 pm

1 stop4h 10m

$276

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 4/8

6:01 pm-12:59 pm

2 stops17h 58m

Ottawa

Wed 4/29

7:00 am-9:17 pm

1 stop15h 17m

$276

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 4/10

7:20 am-12:25 am

1 stop16h 05m

Ottawa

Sun 4/12

4:45 pm-8:01 am

2 stops16h 16m

$283

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 4/10

7:20 am-12:25 am

1 stop16h 05m

Ottawa

Sun 4/12

3:55 pm-8:01 am

1 stop17h 06m

$284

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 4/11

12:45 pm-11:58 pm

1 stop10h 13m

Ottawa

Sat 4/18

3:55 pm-11:05 pm

1 stop8h 10m

$295

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 4/16

11:00 am-5:04 pm

1 stop5h 04m

Ottawa

Sun 4/26

12:10 pm-3:20 pm

1 stop4h 10m

$298

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 5/14

3:20 pm-12:20 am

1 stop8h 00m

Ottawa

Tue 5/19

6:25 pm-9:40 am

1 stop16h 15m

$299

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 4/11

8:45 am-11:58 pm

1 stop14h 13m

Ottawa

Sat 4/18

8:40 am-11:05 pm

2 stops15h 25m

$299

Flights are sorted by cheapest round-trip flights first.

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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?

In general, May is the cheapest month to fly from Chicago to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $339. The month of September is another great option to travel to Ottawa, with average flight prices from Chicago averaging around $400.

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

The cheapest day to depart from Chicago to Ottawa is on a Thursday. Travelers who choose to depart for Ottawa on a Thursday will often find tickets for as low as $495. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Monday is $708.

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

In the morning is the cheapest time of day to fly from Chicago to Ottawa when you can find flight prices for as low as $552. Flying to Ottawa in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $595 on average. Flights to Ottawa from Chicago at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 3 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 25% 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 February 2026, prices for Chicago to Ottawa flights are approximately 88% 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	$396
Fastest flight time	2h 01m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Ottawa	1 airport

The best one-way flight to Ottawa from Chicago in the past 72 hours is $396. The best round-trip flight deal from Chicago to Ottawa found on momondo in the last 72 hours is $465.

The fastest flight from Chicago to Ottawa takes 2h 01m

Direct flights go from Chicago to Ottawa on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

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 643.5 mi apart from one another. By plane, this route typically takes 2h 01m.
When did momondo last update prices for flights from Chicago to Ottawa Airport?
Prices for flights from Chicago to Ottawa Airport refresh daily.
How many operators does momondo search for flights from Chicago to Ottawa Airport?
There are 2 operators available for flights from Chicago to Ottawa Airport as of February 2026.
How old do you have to be to fly from Chicago to Ottawa Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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?
Based on momondo bookings for flights between Chicago and Ottawa, the leading plane model is Embraer 175 (Enhanced Winglets), making up 24.19% of the total bookings. Other popular models include Airbus A330-300 with 9.14%, Boeing 737 MAX 8 with 7.53%, and Airbus A319 with 5.38%.
What is the most popular airline from Chicago to Ottawa?
momondo data reveals that the most frequently booked airline on the route from Chicago to Ottawa is United Airlines, representing 48% of all bookings. The subsequent popular airlines are Porter Airlines at 29% and Air Canada at 23%.

Best airlines flying from Chicago to Ottawa

Compare and see reviews for airlines that fly from Chicago to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $181	Free Cancellation	Rating 7.1 10,747 reviews		Search Air Canada flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,348 reviews		Search United Airlines flights

United Airlines Flights From Chicago to Ottawa
United Airlines flies from Chicago to Ottawa around 21 times per week, with 9,348 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Chicago to Ottawa in the last 72 hours was $236 (round-trip), much lower than the average airfare cost of $525 for United Airlines flights on this route.
Air Canada Flights From Chicago to Ottawa
Air Canada is also a popular choice for this route. Air Canada flight deals for Chicago to Ottawa start from as low as $181 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $252. Air Canada operates 21 flights to Ottawa from Chicago in an average week. Users have rated it 7.1/10 across 10,747 reviews.

Gatineau

Pembroke

Calabogie

Petawawa

Brockville

Smiths Falls

Perth

Prescott

Winchester

Wakefield

Why use momondo?

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

Finding the right flight to Ottawa from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ottawa quick and easy, saving you time and money.

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

Yes. All flights to Ottawa from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Ottawa from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ottawa trip

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Cheap flights from Chicago to Ottawa from $119

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 3/11. 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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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?

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?

What is the cheapest Chicago to Ottawa flight route?

What cabin class options are available on Chicago to Ottawa flights?

Can stopping save me money on Chicago to Ottawa flights?

How have Chicago to Ottawa flight prices changed over time?

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

What airlines fly to Ottawa?

How often are flights from Chicago to Ottawa delayed?

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

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Chicago to Ottawa flights?

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

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

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

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Compare and see reviews for airlines that fly from Chicago to Ottawa with momondo

United Airlines Flights From Chicago to Ottawa

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Why use momondo?

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

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