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Cheap flights from Ottawa to Chicago from $184

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Chicago departing on 1/23. 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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Find the cheapest flights from Ottawa to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Ottawa to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ottawa to Chicago.

Cheap last minute flights

Planning a quick getaway from Ottawa to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ottawa to Chicago

Find recent round-trip train or bus tickets from Ottawa to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
2:50 pm - 12:39 pmYOW-ORD
22h 49m2 stops
5:35 am - 2:57 pmORD-YOW
8h 22m1 stop
Mon, Jan 13 - Thu, Jan 16
8:35 am - 12:10 pmYOW-MDW
4h 35m1 stop
1:05 pm - 8:29 pmMDW-YOW
6h 24m1 stop
$362Porter Airlines
Find Deal
Mon, Jan 13 - Fri, Jan 17
5:00 pm - 6:38 pmYOW-ORD
2h 38mnonstop
6:08 pm - 9:24 pmORD-YOW
2h 16mnonstop
$398Air Canada
Find Deal
Mon, Jan 13 - Thu, Jan 16
5:00 pm - 6:38 pmYOW-ORD
2h 38mnonstop
1:55 pm - 5:06 pmORD-YOW
2h 11mnonstop
$401Air Canada
Find Deal
Mon, Jan 13 - Fri, Jan 17
2:10 pm - 10:57 pmYOW-ORD
9h 47m2 stops
9:10 am - 4:16 pmORD-YOW
6h 06m1 stop
$426United Airlines
Find Deal
Tue, Jan 28 - Fri, Jan 31
6:00 am - 2:34 pmYOW-ORD
9h 34m2 stops
10:50 am - 9:37 pmORD-YOW
9h 47m2 stops
$431United Airlines
Find Deal
Wed, Jan 15 - Sat, Jan 18
5:55 am - 4:13 pmYOW-ORD
11h 18m2 stops
1:40 pm - 12:10 amORD-YOW
9h 30m2 stops
$523WestJet
Find Deal
Wed, Jan 29 - Fri, Jan 31
5:55 am - 4:13 pmYOW-ORD
11h 18m2 stops
11:05 am - 12:10 amORD-YOW
12h 05m2 stops
$536WestJet
Find Deal
Wed, Jan 15 - Wed, Jan 22
5:55 am - 1:08 pmYOW-MDW
8h 13m2 stops
9:34 am - 12:10 amMDW-YOW
13h 36m2 stops
$798Delta
Find Deal
Mon, Jan 13 - Thu, Jan 16
5:55 am - 1:08 pmYOW-MDW
8h 13m2 stops
2:08 pm - 12:10 amMDW-YOW
9h 02m2 stops
$819Delta
Find Deal
Wed, Jan 29 - Fri, Jan 31
4:20 pm - 9:39 amYOW-ORD
18h 19m1 stop
Thu, Jan 23
5:10 pm - 12:39 pmYOW-ORD
20h 29m2 stops
Mon, Jan 13
8:35 am - 12:10 pmYOW-MDW
4h 35m1 stop
$202Porter Airlines
Find Deal
Mon, Jan 13
7:00 am - 11:10 amYOW-MDW
5h 10m1 stop
$203Porter Airlines
Find Deal
Mon, Dec 30
6:40 pm - 7:48 pmYOW-ORD
2h 08mnonstop
$223Air Canada
Find Deal
Wed, May 7
8:55 am - 12:00 pmYOW-ORD
4h 05m1 stop
$228Air Canada
Find Deal
Wed, May 7
2:10 pm - 11:09 pmYOW-ORD
9h 59m2 stops
$243United Airlines
Find Deal
Tue, Mar 4
5:30 am - 2:48 pmYOW-ORD
10h 18m2 stops
$333United Airlines
Find Deal
Sun, Mar 2
5:55 am - 12:30 pmYOW-MDW
7h 35m2 stops
$437Delta
Find Deal
Wed, May 7
5:55 am - 4:24 pmYOW-MDW
11h 29m2 stops
$504Delta
Find Deal
Mon, Dec 30
6:25 am - 6:31 pmYOW-ORD
13h 06m2 stops
10:01 am - 2:53 pmORD-YOW
27h 52m1 stop
Sun, Nov 24 - Fri, Nov 29
4:05 pm - 6:31 pmYOW-ORD
27h 26m1 stop
1:09 pm - 5:24 pmORD-YOW
27h 15m1 stop
Sun, Nov 24 - Fri, Nov 29
7:00 am - 10:20 amYOW-MDW
4h 20m1 stop
11:15 am - 6:31 pmMDW-YOW
6h 16m1 stop
$583Porter Airlines
Find Deal
Sun, Nov 24 - Fri, Nov 29
7:00 am - 10:20 amYOW-MDW
4h 20m1 stop
5:35 pm - 10:11 pmMDW-YOW
3h 36m1 stop
$626Porter Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
6:20 am - 8:02 amYOW-ORD
2h 42mnonstop
7:20 am - 3:03 pmORD-YOW
6h 43m1 stop
$842Air Canada
Find Deal
Sun, Nov 24 - Fri, Nov 29
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
6:10 pm - 9:24 pmORD-YOW
2h 14mnonstop
$916Air Canada
Find Deal
Sat, Nov 23 - Sun, Nov 24
6:15 am - 9:32 amYOW-MDW
28h 17m2 stops
12:43 pm - 8:50 pmMDW-YOW
31h 07m2 stops
$964WestJet
Find Deal
Sat, Nov 23 - Sun, Nov 24
8:10 pm - 9:32 amYOW-MDW
14h 22m2 stops
2:17 pm - 8:50 pmMDW-YOW
29h 33m2 stops
$993WestJet
Find Deal
Fri, Nov 22 - Sun, Nov 24
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
3:45 pm - 10:01 pmORD-YOW
5h 16m1 stop
$1,006United Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
2:36 pm - 10:01 pmORD-YOW
6h 25m1 stop
$1,007United Airlines
Find Deal
Fri, Nov 22 - Sun, Nov 24
5:00 pm - 6:38 pmYOW-ORD
2h 38mnonstop
6:08 pm - 9:24 pmORD-YOW
2h 16mnonstop
$398Air Canada
Find Deal
Mon, Jan 13 - Thu, Jan 16
5:00 pm - 6:38 pmYOW-ORD
2h 38mnonstop
1:55 pm - 5:06 pmORD-YOW
2h 11mnonstop
$401Air Canada
Find Deal
Mon, Jan 13 - Fri, Jan 17
10:35 am - 11:43 amYOW-ORD
2h 08mnonstop
6:20 pm - 9:14 pmORD-YOW
1h 54mnonstop
Wed, Apr 9 - Sat, Apr 12
5:00 pm - 6:38 pmYOW-ORD
2h 38mnonstop
6:08 pm - 9:24 pmORD-YOW
2h 16mnonstop
$466United Airlines
Find Deal
Tue, Jan 28 - Fri, Jan 31
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
7:28 am - 10:31 amORD-YOW
2h 03mnonstop
$474Air Canada
Find Deal
Thu, Dec 12 - Mon, Dec 16
6:20 am - 8:00 amYOW-ORD
2h 40mnonstop
7:26 am - 10:31 amORD-YOW
2h 05mnonstop
$503Air Canada
Find Deal
Sun, Mar 2 - Wed, Mar 5
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
6:10 pm - 9:24 pmORD-YOW
2h 14mnonstop
$526United Airlines
Find Deal
Tue, Dec 10 - Thu, Dec 12
5:00 pm - 6:36 pmYOW-ORD
2h 36mnonstop
7:28 am - 10:31 amORD-YOW
2h 03mnonstop
$531United Airlines
Find Deal
Mon, Dec 9 - Fri, Dec 13
6:20 am - 8:02 amYOW-ORD
2h 42mnonstop
7:28 am - 10:31 amORD-YOW
2h 03mnonstop
$590United Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
6:20 am - 8:02 amYOW-ORD
2h 42mnonstop
6:10 pm - 9:24 pmORD-YOW
2h 14mnonstop
$594Air Canada
Find Deal
Wed, Dec 4 - Fri, Dec 6

Air Canada flights from Ottawa to Chicago

Our best Air Canada deals on Ottawa to Chicago flight tickets
Air Canada
Jan 13
YOW5:00 pmOttawa
2h 38m
ORD6:38 pmChicago O'Hare Intl
Jan 16
ORD6:08 pmChicago O'Hare Intl
2h 16m
YOW9:24 pmOttawa
Air Canada
Jan 13
YOW5:00 pmOttawa
2h 38m
ORD6:38 pmChicago O'Hare Intl
Jan 17
ORD1:55 pmChicago O'Hare Intl
2h 11m
YOW5:06 pmOttawa
Air Canada
Jan 13
YOW5:00 pmOttawa
2h 38m
ORD6:38 pmChicago O'Hare Intl
Jan 16
ORD7:20 amChicago O'Hare Intl
6h 43m
1 stop
YOW3:03 pmOttawa

United Airlines flights from Ottawa to Chicago

Our best United Airlines deals on Ottawa to Chicago flight tickets
United Airlines
Jan 28
YOW2:10 pmOttawa
9h 47m
2 stops
ORD10:57 pmChicago O'Hare Intl
Jan 31
ORD9:10 amChicago O'Hare Intl
6h 06m
1 stop
YOW4:16 pmOttawa
United Airlines
Jan 15
YOW6:00 amOttawa
9h 34m
2 stops
ORD2:34 pmChicago O'Hare Intl
Jan 18
ORD10:50 amChicago O'Hare Intl
9h 47m
2 stops
YOW9:37 pmOttawa
United Airlines
Jan 28
YOW5:00 pmOttawa
2h 38m
ORD6:38 pmChicago O'Hare Intl
Jan 31
ORD6:08 pmChicago O'Hare Intl
2h 16m
YOW9:24 pmOttawa

See travel insights to Chicago from

How to get the cheapest flight ticket from Ottawa to Chicago

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 Chicago?

The month of April is, on average, the cheapest month to fly to Chicago from Ottawa, with most prices found around $304. If you’re not able to fly to Chicago in April, then December is your next best option. Flight prices from Ottawa to Chicago during December average around $333.

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

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $358. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Ottawa to Chicago for around $532.

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

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Ottawa to Chicago during this time can be as low as $353. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $493.

What is the cheapest Ottawa to Chicago flight route?

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

How far in advance should I book a flight to Chicago?

The best time to book a flight to Chicago from Ottawa is 49 days out, which is when prices tend to be around $403. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $249.

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

There are 4 cabin classes available to choose from on Ottawa to Chicago 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 flights?

You could potentially save up to 17% on your flight if you consider stops on a Ottawa to Chicago flight.

How have Ottawa to Chicago flight prices changed over time?

As of November 2024, prices for Ottawa to Chicago flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Ottawa to Chicago

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

Cheap Ottawa to Chicago (YOW to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Chicago

Best Price Found

$184

Fastest flight time

2h 08m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Ottawa in the past 72 hours is $184. The best round-trip flight deal from Ottawa to Chicago found on momondo in the last 72 hours is $361.
The fastest flight from Ottawa to Chicago takes 2h 08m
Direct flights go from Ottawa to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • How far is Ottawa to Chicago by plane?

    The straight-line distance from Ottawa to Chicago is 643.5 mi. 2h 08m is a normal flight duration for this route.

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

    Prices for flights from Ottawa Airport to Chicago were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago 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 Ottawa to Chicago?

  • What is the most popular airline from Ottawa to Chicago?


Best airlines flying from Ottawa to Chicago

Compare and see reviews for airlines that fly from Ottawa to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $266Free CancellationRating
7.8
288 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $423Free CancellationRating
7.0
8,246 reviews
Search Air Canada flights
United AirlinesPriceFrom $426Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
  • United Airlines Flights From Ottawa to Chicago

    The lowest priced United Airlines flight from Ottawa to Chicago from the last 72 hours was $426. Generally, United Airlines has 20 flights on this route every week with an average price of $606. United Airlines is rated 7.4/10 by our users.

  • Air Canada Flights From Ottawa to Chicago

    $423 is the best Air Canada flight deal from Ottawa to Chicago found on momondo over the last 72 hours. The average Air Canada ticket price found was closer to $554, however, with flight time and availability significantly affecting the price. Air Canada (7.0/10 from 8,246 user reviews) flies into Chicago from Ottawa 20 times in an average week so prices can vary.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to Chicago. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ottawa to Chicago flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Ottawa.

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

If you are not ready to book a flight from Ottawa to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.


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Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago