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

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

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 142 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 O'Hare Intl Airport according to our data. Air Canada is the first choice among our users, with 56% 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.

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.

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.

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport?

Prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport refresh daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Ottawa Airport?

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

How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Ottawa Airport.

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

The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$91 Cheap Flights from Chicago O'Hare Intl Airport to Ottawa in 2026

Q: How many flights depart from Chicago O'Hare Intl Airport to Ottawa on average per day?

3 flights are operational daily from Chicago O'Hare Intl Airport to Ottawa as of February 2026. The most popular departure time for this route is 6:00PM, with 55% of flights per day taking off in the evening.

Q: How many flights depart from Chicago O'Hare Intl Airport to Ottawa on average per week?

The number of flights available between Chicago O'Hare Intl Airport and Ottawa is 27 per week as of February 2026. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.

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Find the cheapest flights from Chicago O'Hare Intl Airport to Ottawa

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:18 pm - 5:17 pm

ORD

YOW

23h 59m

1 stop

3:35 pm - 12:22 am

YOW

ORD

9h 47m

2 stops

$282Multiple Airlines

Mon, Mar 9 - Mon, Mar 16

12:05 pm - 5:25 pm

ORD

YOW

28h 20m

1 stop

11:00 am - 12:22 am

YOW

ORD

14h 22m

2 stops

$299Multiple Airlines

Wed, Mar 11 - Wed, Mar 18

6:51 pm - 5:25 pm

ORD

YOW

21h 34m

1 stop

3:55 pm - 12:22 am

YOW

ORD

9h 27m

1 stop

$303Multiple Airlines

Tue, Mar 10 - Tue, Mar 17

4:18 pm - 5:17 pm

ORD

YOW

23h 59m

1 stop

3:55 pm - 12:22 am

YOW

ORD

9h 27m

1 stop

$305Multiple Airlines

Mon, Mar 9 - Mon, Mar 16

6:51 pm - 3:04 pm

ORD

YOW

19h 13m

2 stops

3:55 pm - 12:22 am

YOW

ORD

9h 27m

1 stop

$318Multiple Airlines

Tue, Mar 10 - Tue, Mar 17

7:17 am - 5:25 pm

ORD

YOW

9h 08m

1 stop

4:35 pm - 12:22 am

YOW

ORD

8h 47m

2 stops

$335Multiple Airlines

Fri, Apr 10 - Mon, Apr 13

4:47 pm - 12:25 pm

ORD

YOW

18h 38m

1 stop

3:30 pm - 10:43 pm

YOW

ORD

8h 13m

2 stops

$338Multiple Airlines

Tue, May 12 - Wed, May 27

4:47 pm - 12:25 pm

ORD

YOW

18h 38m

1 stop

2:20 pm - 10:43 pm

YOW

ORD

9h 23m

1 stop

$339Multiple Airlines

Tue, May 12 - Wed, May 27

9:40 am - 12:25 am

ORD

YOW

13h 45m

1 stop

3:35 pm - 12:22 am

YOW

ORD

9h 47m

2 stops

$340Multiple Airlines

Mon, Mar 16 - Tue, Mar 17

9:40 am - 12:25 am

ORD

YOW

13h 45m

1 stop

3:55 pm - 12:22 am

YOW

ORD

9h 27m

1 stop

$341Multiple Airlines

Mon, Mar 16 - Tue, Mar 17

WestJet flights from Chicago O'Hare Intl Airport to Ottawa

Our best WestJet deals on Chicago O'Hare Intl Airport to Ottawa flight tickets

WestJet

May 27

ORD5:30 pmChicago O'Hare Intl

11h 10m

1 stop

YOW5:40 amOttawa

May 30

YOW7:20 amOttawa

10h 20m

1 stop

ORD4:40 pmChicago O'Hare Intl

$357

WestJet

Feb 17

ORD10:36 amChicago O'Hare Intl

29h 17m

2 stops

YOW4:53 pmOttawa

Feb 19

YOW6:00 amOttawa

16h 52m

2 stops

ORD9:52 pmChicago O'Hare Intl

$1,171

Air Canada flights from Chicago O'Hare Intl Airport to Ottawa

Our best Air Canada deals on Chicago O'Hare Intl Airport to Ottawa flight tickets

Air Canada

Feb 20

ORD7:25 amChicago O'Hare Intl

2h 01m

YOW10:26 amOttawa

Mar 8

YOW7:15 amOttawa

6h 46m

1 stop

ORD1:01 pmChicago O'Hare Intl

$808

Air Canada

Feb 19

ORD6:04 pmChicago O'Hare Intl

2h 14m

YOW9:18 pmOttawa

Mar 7

YOW7:15 amOttawa

5h 45m

1 stop

ORD12:00 pmChicago O'Hare Intl

$847

Air Canada

Feb 18

ORD1:12 pmChicago O'Hare Intl

4h 26m

1 stop

YOW6:38 pmOttawa

Feb 21

YOW8:25 pmOttawa

12h 35m

1 stop

ORD8:00 amChicago O'Hare Intl

$907

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/9

4:18 pm-5:17 pm

1 stop23h 59m

Ottawa

Mon 3/16

3:35 pm-12:22 am

2 stops9h 47m

$282

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 3/11

12:05 pm-5:25 pm

1 stop28h 20m

Ottawa

Wed 3/18

11:00 am-12:22 am

2 stops14h 22m

$299

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 3/10

6:51 pm-5:25 pm

1 stop21h 34m

Ottawa

Tue 3/17

3:55 pm-12:22 am

1 stop9h 27m

$303

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/9

4:18 pm-5:17 pm

1 stop23h 59m

Ottawa

Mon 3/16

3:55 pm-12:22 am

1 stop9h 27m

$305

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 3/10

6:51 pm-3:04 pm

2 stops19h 13m

Ottawa

Tue 3/17

3:55 pm-12:22 am

1 stop9h 27m

$318

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 4/10

7:17 am-5:25 pm

1 stop9h 08m

Ottawa

Mon 4/13

4:35 pm-12:22 am

2 stops8h 47m

$335

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 5/12

4:47 pm-12:25 pm

1 stop18h 38m

Ottawa

Wed 5/27

3:30 pm-10:43 pm

2 stops8h 13m

$338

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 5/12

4:47 pm-12:25 pm

1 stop18h 38m

Ottawa

Wed 5/27

2:20 pm-10:43 pm

1 stop9h 23m

$339

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/16

9:40 am-12:25 am

1 stop13h 45m

Ottawa

Tue 3/17

3:35 pm-12:22 am

2 stops9h 47m

$340

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 3/16

9:40 am-12:25 am

1 stop13h 45m

Ottawa

Tue 3/17

3:55 pm-12:22 am

1 stop9h 27m

$341

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 O'Hare Intl Airport 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 cheapest month to fly to Ottawa?

In general, March is the cheapest month to fly from Chicago O'Hare Intl Airport to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $261. The month of May is another great option to travel to Ottawa, with average flight prices from Chicago O'Hare Intl Airport averaging around $410.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Ottawa is on a Saturday. Travelers who choose to depart for Ottawa on a Saturday will often find tickets for as low as $532. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Tuesday is $745.

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 O'Hare Intl Airport to Ottawa when you can find flight prices for as low as $563. 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 in the afternoon when prices are $597 on average. Flights to Ottawa from Chicago O'Hare Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago O'Hare Intl to Ottawa flight route?

Fly from Chicago O'Hare Intl to Ottawa for the best Chicago O'Hare Intl - Ottawa flight prices

What cabin class options are available on Chicago O'Hare Intl to Ottawa flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Ottawa flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Ottawa.

How have Chicago O'Hare Intl Airport to Ottawa flight prices changed over time?

When to book flights from Chicago O'Hare Intl Airport to Ottawa

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

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Ottawa (ORD to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Ottawa

Best Price Found	$410
Fastest flight time	1h 54m
Direct flights	Every day
Airports in Ottawa	1 airport

The best one-way flight to Ottawa from Chicago O'Hare Intl Airport in the past 72 hours is $410. The best round-trip flight deal from Chicago O'Hare Intl Airport to Ottawa found on momondo in the last 72 hours is $366.

The fastest flight from Chicago O'Hare Intl Airport to Ottawa takes 1h 54m

Direct flights go from Chicago O'Hare Intl Airport to Ottawa every day.

There is 1 airport in Ottawa. From Chicago O'Hare Intl Airport there are direct flights to Ottawa (YOW).

Search flight deals

How far is Chicago O'Hare Intl to Ottawa by plane?
Ottawa is 653.1 mi away from Chicago O'Hare Intl. Flights usually cover this in 1h 54m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport?
Prices for flights from Chicago O'Hare Intl Airport to Ottawa Airport refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Ottawa Airport?
There are 2 operators available for flights from Chicago O'Hare Intl Airport to Ottawa Airport as of February 2026.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago O'Hare Intl Airport to Ottawa?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to Ottawa is Embraer 175 (Enhanced Winglets), representing 26.43% of all bookings. The subsequent popular models are Airbus A330-300 at 12.14%, Airbus A330-200 at 7.14%, and Boeing 737 MAX 8 at 4.29%.
What is the most popular airline from Chicago O'Hare Intl Airport to Ottawa?
Based on momondo bookings for flights between Chicago O'Hare Intl Airport and Ottawa, the leading airline is United Airlines, making up 73% of the total bookings. Other popular airlines include Air Canada with 27%.

Best airlines flying from Chicago O'Hare Intl Airport to Ottawa

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $189	Free Cancellation	Rating 7.1 10,709 reviews		Search Air Canada flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,279 reviews		Search United Airlines flights

United Airlines Flights From Chicago O'Hare Intl Airport to Ottawa
United Airlines operates around 6 flights from Chicago O'Hare Intl Airport to Ottawa every week. The average price of these flights found in the last 72 hours has been $519, but momondo users have found United Airlines deals from Chicago O'Hare Intl Airport to Ottawa from as low as $236 round-trip. United Airlines has been scored 7.4/10 in 9,279 reviews.
Air Canada Flights From Chicago O'Hare Intl Airport to Ottawa
The best Air Canada deal for Chicago O'Hare Intl Airport to Ottawa flight tickets found on momondo in the last 72 hours was $189, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at $261 round-trip. Air Canada operates 6 flights out of Chicago O'Hare Intl Airport into Ottawa in an average week, so prices vary by time and availability. 10,709 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

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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. 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 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?

Price alerts on flights to Ottawa from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ottawa that are best for you.

See travel insights to Ottawa from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to 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 O'Hare Intl to Ottawa flight route?

What cabin class options are available on Chicago O'Hare Intl to Ottawa flights?

Can stopping save me money on Chicago O'Hare Intl Airport to Ottawa flights?

How have Chicago O'Hare Intl Airport to Ottawa flight prices changed over time?

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 O'Hare Intl Airport to Ottawa on average per day?

How many flights depart from Chicago O'Hare Intl Airport to Ottawa on average per week?

When to book flights from Chicago O'Hare Intl Airport to Ottawa

Cheap Chicago O'Hare Intl Airport to Ottawa (ORD to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Ottawa

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Airports in Ottawa

Best airlines flying from Chicago O'Hare Intl Airport to Ottawa

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Ottawa with momondo

United Airlines Flights From Chicago O'Hare Intl Airport to Ottawa

Air Canada Flights From Chicago O'Hare Intl Airport to Ottawa

Traveling 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.

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