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Cheap flights from Ottawa to Chicago from $216

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:20 am - 4:40 pmYOW  Ottawa-ORD Chicago O'Hare Intl
10h 20m1 stop Calgary
Multiple Airlines Logo
12:20 pm - 8:09 pmORD  Chicago O'Hare Intl-YOW Ottawa
6h 49m1 stop Toronto Island
$344Multiple Airlines
Mon, Oct 19 - Mon, Oct 26
Multiple Airlines Logo
7:20 am - 4:40 pmYOW  Ottawa-ORD Chicago O'Hare Intl
10h 20m1 stop Calgary
Multiple Airlines Logo
6:20 pm - 5:58 pmORD  Chicago O'Hare Intl-YOW Ottawa
22h 38m1 stop Toronto Island
$352Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
WestJet Logo
7:20 am - 4:40 pmYOW  Ottawa-ORD Chicago O'Hare Intl
10h 20m1 stop Calgary
WestJet Logo
5:30 pm - 5:35 amORD  Chicago O'Hare Intl-YOW Ottawa
11h 05m1 stop Calgary
$359WestJet
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
6:50 am - 2:55 pmYOW  Ottawa-ORD Chicago O'Hare Intl
9h 05m1 stop Toronto Pearson Intl
Multiple Airlines Logo
9:55 am - 12:20 amORD  Chicago O'Hare Intl-YOW Ottawa
13h 25m1 stop Toronto Pearson Intl
$387Multiple Airlines
Fri, Oct 16 - Sun, Oct 18
Air Canada Logo
4:00 pm - 7:48 pmYOW  Ottawa-ORD Chicago O'Hare Intl
4h 48m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 am - 3:10 pmORD  Chicago O'Hare Intl-YOW Ottawa
4h 15m1 stop Toronto Pearson Intl
$671Air Canada
Sat, Oct 10 - Tue, Oct 13
United Airlines Logo
6:15 am - 8:03 amYOW  Ottawa-ORD Chicago O'Hare Intl
2h 48mnonstop
United Airlines Logo
10:48 am - 2:09 pmORD  Chicago O'Hare Intl-YOW Ottawa
2h 21mnonstop
$683United Airlines
Thu, Dec 31 - Mon, Jan 4
United Airlines Logo
4:36 pm - 6:12 pmYOW  Ottawa-ORD Chicago O'Hare Intl
2h 36mnonstop
United Airlines Logo
2:30 pm - 9:56 pmORD  Chicago O'Hare Intl-YOW Ottawa
6h 26m1 stop Newark
$683United Airlines
Sun, Feb 14 - Mon, Feb 22
United Airlines Logo
4:36 pm - 6:12 pmYOW  Ottawa-ORD Chicago O'Hare Intl
2h 36mnonstop
United Airlines Logo
8:55 am - 3:12 pmORD  Chicago O'Hare Intl-YOW Ottawa
5h 17m1 stop Washington, D.C. Dulles Intl
$683United Airlines
Tue, Feb 16 - Thu, Feb 18
Air Canada Logo
4:46 pm - 6:30 pmYOW  Ottawa-ORD Chicago O'Hare Intl
2h 44mnonstop
Air Canada Logo
5:58 pm - 9:16 pmORD  Chicago O'Hare Intl-YOW Ottawa
2h 18mnonstop
$685Air Canada
Wed, Nov 4 - Wed, Nov 11
Air Canada Logo
9:00 am - 2:52 pmYOW  Ottawa-ORD Chicago O'Hare Intl
6h 52m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
2:00 pm - 7:52 pmORD  Chicago O'Hare Intl-YOW Ottawa
4h 52m1 stop Toronto Island
$688Air Canada
Wed, Feb 17 - Mon, Feb 22

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WestJet flights from Ottawa to Chicago O'Hare Intl Airport

Our best WestJet deals on Ottawa to Chicago O'Hare Intl Airport flight tickets
WestJet
Oct 15
YOW7:20 amOttawa
10h 20m
1 stop
ORD4:40 pmChicago O'Hare Intl
Oct 19
ORD5:30 pmChicago O'Hare Intl
11h 05m
1 stop
YOW5:35 amOttawa
$359
WestJet
Oct 15
YOW7:20 amOttawa
10h 20m
1 stop
ORD4:40 pmChicago O'Hare Intl
Oct 19
ORD5:30 pmChicago O'Hare Intl
23h 05m
3 stops
YOW5:35 pmOttawa
$470
WestJet
Oct 16
YOW7:20 amOttawa
10h 20m
1 stop
ORD4:40 pmChicago O'Hare Intl
Oct 19
ORD5:30 pmChicago O'Hare Intl
11h 05m
1 stop
YOW5:35 amOttawa
$505

Porter Airlines flights from Ottawa to Chicago O'Hare Intl Airport

Our best Porter Airlines deals on Ottawa to Chicago O'Hare Intl Airport flight tickets
Porter Airlines
Nov 20
YOW7:00 amOttawa
11h 40m
1 stop
ORD5:40 pmChicago O'Hare Intl
Nov 23
ORD6:20 pmChicago O'Hare Intl
22h 54m
1 stop
YOW6:14 pmOttawa
$387
Porter Airlines
Nov 5
YOW7:00 amOttawa
11h 40m
1 stop
ORD5:40 pmChicago O'Hare Intl
Nov 7
ORD6:20 pmChicago O'Hare Intl
20h 49m
1 stop
YOW4:09 pmOttawa
$416
Porter Airlines
Nov 4
YOW12:15 pmOttawa
6h 25m
1 stop
ORD5:40 pmChicago O'Hare Intl
Nov 11
ORD12:20 pmChicago O'Hare Intl
4h 54m
1 stop
YOW6:14 pmOttawa
$438

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Mon 10/19

7:20 am-4:40 pm

1 stop10h 20m

Chicago O'Hare Intl

Mon 10/26

12:20 pm-8:09 pm

1 stop6h 49m

$344

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Thu 10/22

7:20 am-4:40 pm

1 stop10h 20m

Chicago O'Hare Intl

Sun 10/25

6:20 pm-5:58 pm

1 stop22h 38m

$352

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Thu 10/15

7:20 am-4:40 pm

1 stop10h 20m

Chicago O'Hare Intl

Mon 10/19

5:30 pm-5:35 am

1 stop11h 05m

$359

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Fri 10/16

6:50 am-2:55 pm

1 stop9h 05m

Chicago O'Hare Intl

Sun 10/18

9:55 am-12:20 am

1 stop13h 25m

$387

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Sat 10/10

4:00 pm-7:48 pm

1 stop4h 48m

Chicago O'Hare Intl

Tue 10/13

9:55 am-3:10 pm

1 stop4h 15m

$671

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Thu 12/31

6:15 am-8:03 am

Nonstop2h 48m

Chicago O'Hare Intl

Mon 1/4

10:48 am-2:09 pm

Nonstop2h 21m

$683

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Sun 2/14

4:36 pm-6:12 pm

Nonstop2h 36m

Chicago O'Hare Intl

Mon 2/22

2:30 pm-9:56 pm

1 stop6h 26m

$683

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Tue 2/16

4:36 pm-6:12 pm

Nonstop2h 36m

Chicago O'Hare Intl

Thu 2/18

8:55 am-3:12 pm

1 stop5h 17m

$683
Quickest round-trip

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Wed 11/4

4:46 pm-6:30 pm

Nonstop2h 44m

Chicago O'Hare Intl

Wed 11/11

5:58 pm-9:16 pm

Nonstop2h 18m

$685

OttawaChicago

YOW Ottawa - ORD Chicago O'Hare Intl

YOWORD

Ottawa

Wed 2/17

9:00 am-2:52 pm

1 stop6h 52m

Chicago O'Hare Intl

Mon 2/22

2:00 pm-7:52 pm

1 stop4h 52m

$688

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

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

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 typical price of a round-trip flight between Ottawa and Chicago O'Hare Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $502 to $756.
The lowest price recently found on this route was $344.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Ottawa averaging around $577.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $556. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $735.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Ottawa in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $567 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $642. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

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

You could potentially save up to 40% on your flight if you consider stops on a Ottawa to Chicago O'Hare Intl Airport flight.

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

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

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

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

Best Price Found

$216

Fastest flight time

2h 19m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Ottawa in the past 72 hours is $216. The best round-trip flight deal from Ottawa to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $344.
The fastest flight from Ottawa to Chicago O'Hare Intl Airport takes 2h 19m
Direct flights go from Ottawa to Chicago O'Hare Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Ottawa to Chicago O'Hare Intl Airport

  • How far is Ottawa to Chicago O'Hare Intl by plane?

    Ottawa and Chicago O'Hare Intl are 653.1 mi apart from one another. A reasonable flight in good conditions will take 2h 19m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Ottawa to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Ottawa to Chicago O'Hare Intl Airport?

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

Compare and see reviews for airlines that fly from Ottawa to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $521Free CancellationRating
7.4
10,226 reviews
Search United Airlines flights
Air CanadaPriceFrom $653Free CancellationRating
7.1
11,657 reviews
Search Air Canada flights

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

    United Airlines is one of the most popular airlines flying from Ottawa to Chicago O'Hare Intl Airport, operating 16 flights/week on average for this route. A good United Airlines flight deal for Ottawa to Chicago O'Hare Intl Airport starts from $521 round-trip, up to an average price of $724. Our users have rated United Airlines at 7.4/10.

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

    Air Canada is also a popular choice for this route. Air Canada flight deals for Ottawa to Chicago O'Hare Intl Airport start from as low as $653 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $912. Air Canada operates 15 flights to Chicago O'Hare Intl Airport from Ottawa in an average week. Users have rated it 7.1/10 across 11,657 reviews.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Rosemont
Gurnee
Oak Brook
Orland Park
Joliet
Naperville
New Buffalo
Kenosha
Hammond
Aurora
Racine
Elgin
Janesville
Evanston
Skokie

Why use momondo?

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

Finding the right flight to Chicago from Ottawa 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 Chicago quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Chicago from Ottawa with this policy.

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

momondo provides multiple filters to help you find the best flight to Chicago from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Ottawa to Chicago 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.

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