Latest deals
Insights
FAQs
Reviews

Cheap flights from Ottawa to Chicago from C$ 251

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 28/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
From?
To?
Tue 18/6
Tue 25/6

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customize your results
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

Easily compare round-trip flights from Ottawa to Chicago

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ottawa to Chicago by changing tabs
Porter Airlines
10 Jul.
YOW6:55 p.m.Ottawa
3h 42m
1 stop
MDW9:37 p.m.Chicago Midway
17 Jul.
MDW8:00 a.m.Chicago Midway
3h 39m
1 stop
YOW12:39 p.m.Ottawa
Multiple Airlines
10 Jul.
YOW12:00 p.m.Ottawa
7h 19m
1 stop
ORD6:19 p.m.Chicago O'Hare Intl
17 Jul.
ORD12:24 p.m.Chicago O'Hare Intl
6h 43m
1 stop
YOW8:07 p.m.Ottawa
Air Transat
15 Aug.
YOW11:30 a.m.Ottawa
5h 47m
1 stop
MDW4:17 p.m.Chicago Midway
18 Aug.
MDW8:40 a.m.Chicago Midway
5h 04m
1 stop
YOW2:44 p.m.Ottawa
Air Canada
15 Jul.
YOW10:00 a.m.Ottawa
5h 54m
1 stop
ORD2:54 p.m.Chicago O'Hare Intl
21 Jul.
ORD7:10 a.m.Chicago O'Hare Intl
5h 03m
1 stop
YOW1:13 p.m.Ottawa
United Airlines
25 Sep.
YOW10:40 a.m.Ottawa
11h 30m
1 stop
ORD9:10 p.m.Chicago O'Hare Intl
30 Sep.
ORD7:25 a.m.Chicago O'Hare Intl
2h 08m
YOW10:33 a.m.Ottawa
WestJet
2 Jul.
YOW6:07 a.m.Ottawa
11h 50m
1 stop
ORD4:57 p.m.Chicago O'Hare Intl
6 Jul.
ORD5:55 p.m.Chicago O'Hare Intl
11h 57m
1 stop
YOW6:52 a.m.Ottawa

Find the cheapest one-way flights from Ottawa to Chicago

If you're looking for one-way flights from Ottawa to Chicago, view some of our deals below provided by Air Canada, Air Transat and Porter Airlines
Porter Airlines
28 Jul.
YOW7:05 p.m.Ottawa
3h 32m
1 stop
MDW9:37 p.m.Chicago Midway
Air Transat
13 Jul.
YOW2:30 p.m.Ottawa
5h 32m
1 stop
MDW7:02 p.m.Chicago Midway
Multiple Airlines
18 Jun.
YOW4:15 p.m.Ottawa
18h 59m
2 stops
ORD10:14 a.m.Chicago O'Hare Intl

Find the cheapest direct flights from Ottawa to Chicago

Air Canada
30 Aug.
YOW5:25 p.m.Ottawa
2h 22m
ORD6:47 p.m.Chicago O'Hare Intl
2 Sep.
ORD6:29 p.m.Chicago O'Hare Intl
2h 20m
YOW9:49 p.m.Ottawa
United Airlines
14 Jul.
YOW5:30 p.m.Ottawa
2h 25m
ORD6:55 p.m.Chicago O'Hare Intl
19 Jul.
ORD6:34 p.m.Chicago O'Hare Intl
2h 18m
YOW9:52 p.m.Ottawa
Air Canada
17 Jul.
YOW6:30 a.m.Ottawa
2h 22m
ORD7:52 a.m.Chicago O'Hare Intl
25 Jul.
ORD1:55 p.m.Chicago O'Hare Intl
2h 09m
YOW5:04 p.m.Ottawa
United Airlines
14 Jul.
YOW5:30 p.m.Ottawa
2h 25m
ORD6:55 p.m.Chicago O'Hare Intl
19 Jul.
ORD6:34 p.m.Chicago O'Hare Intl
2h 18m
YOW9:52 p.m.Ottawa
Air Canada
7 Aug.
YOW5:30 p.m.Ottawa
2h 25m
ORD6:55 p.m.Chicago O'Hare Intl
14 Aug.
ORD6:34 p.m.Chicago O'Hare Intl
2h 18m
YOW9:52 p.m.Ottawa
United Airlines
11 Jul.
YOW5:30 p.m.Ottawa
2h 25m
ORD6:55 p.m.Chicago O'Hare Intl
14 Jul.
ORD6:34 p.m.Chicago O'Hare Intl
2h 18m
YOW9:52 p.m.Ottawa

Search last-minute flights to Chicago from Ottawa

Find and compare round-trip flight prices for your last-minute flight from Ottawa to Chicago
Multiple Airlines
20 Jun.
YOW4:15 p.m.Ottawa
25h 13m
2 stops
ORD4:28 p.m.Chicago O'Hare Intl
22 Jun.
ORD7:06 p.m.Chicago O'Hare Intl
21h 21m
1 stop
YOW5:27 p.m.Ottawa
Porter Airlines
20 Jun.
YOW6:55 p.m.Ottawa
3h 42m
1 stop
MDW9:37 p.m.Chicago Midway
22 Jun.
MDW12:30 p.m.Chicago Midway
5h 54m
1 stop
YOW7:24 p.m.Ottawa
United Airlines
21 Jun.
YOW6:00 p.m.Ottawa
6h 15m
1 stop
ORD11:15 p.m.Chicago O'Hare Intl
24 Jun.
ORD3:35 p.m.Chicago O'Hare Intl
5h 29m
1 stop
YOW10:04 p.m.Ottawa
C$ 1,231
Find similar
Air Canada
21 Jun.
YOW5:26 p.m.Ottawa
2h 25m
ORD6:51 p.m.Chicago O'Hare Intl
24 Jun.
ORD6:00 p.m.Chicago O'Hare Intl
6h 33m
1 stop
YOW1:33 a.m.Ottawa
C$ 1,281
Find similar
Multiple Airlines
20 Jun.
YOW4:15 p.m.Ottawa
21h 08m
2 stops
ORD12:23 p.m.Chicago O'Hare Intl
22 Jun.
ORD5:05 a.m.Chicago O'Hare Intl
18h 23m
2 stops
YOW12:28 a.m.Ottawa
Porter Airlines
21 Jun.
YOW5:10 p.m.Ottawa
5h 27m
1 stop
MDW9:37 p.m.Chicago Midway
24 Jun.
MDW11:25 a.m.Chicago Midway
4h 04m
1 stop
YOW4:29 p.m.Ottawa

United Airlines flights from Ottawa to Chicago

Our best United Airlines deals on Ottawa to Chicago flight tickets
United Airlines
25 Sep.
YOW10:40 a.m.Ottawa
11h 30m
1 stop
ORD9:10 p.m.Chicago O'Hare Intl
30 Sep.
ORD7:25 a.m.Chicago O'Hare Intl
2h 08m
YOW10:33 a.m.Ottawa
United Airlines
18 Oct.
YOW7:30 p.m.Ottawa
15h 06m
1 stop
ORD9:36 a.m.Chicago O'Hare Intl
23 Oct.
ORD7:30 a.m.Chicago O'Hare Intl
13h 43m
2 stops
YOW10:13 p.m.Ottawa
United Airlines
4 Oct.
YOW7:30 p.m.Ottawa
13h 06m
1 stop
ORD7:36 a.m.Chicago O'Hare Intl
8 Oct.
ORD8:45 a.m.Chicago O'Hare Intl
14h 12m
1 stop
YOW11:57 p.m.Ottawa

Air Canada flights from Ottawa to Chicago

Our best Air Canada deals on Ottawa to Chicago flight tickets
Air Canada
15 Jul.
YOW10:00 a.m.Ottawa
5h 54m
1 stop
ORD2:54 p.m.Chicago O'Hare Intl
21 Jul.
ORD7:10 a.m.Chicago O'Hare Intl
5h 03m
1 stop
YOW1:13 p.m.Ottawa
Air Canada
7 Aug.
YOW9:20 a.m.Ottawa
4h 34m
1 stop
ORD12:54 p.m.Chicago O'Hare Intl
19 Aug.
ORD4:00 p.m.Chicago O'Hare Intl
6h 02m
1 stop
YOW11:02 p.m.Ottawa
Air Canada
15 Jul.
YOW7:10 a.m.Ottawa
6h 44m
1 stop
ORD12:54 p.m.Chicago O'Hare Intl
20 Jul.
ORD6:00 p.m.Chicago O'Hare Intl
6h 33m
1 stop
YOW1:33 a.m.Ottawa

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 from Ottawa to Chicago?

April. The cheapest time of year to fly to Chicago from Ottawa is April. The most expensive is November.

What is the cheapest day to depart Ottawa for Chicago?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Ottawa to Chicago?

At noon. Ottawa to Chicago flights are approximately 23% more expensive in the afternoon than at noon

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

Porter Airlines. Air Canada, Porter Airlines, and United Airlines are the most popular carriers operating from Ottawa to Chicago

What is the cheapest Ottawa to Chicago flight route?

Ottawa - Chicago Midway. Fly from Ottawa to Chicago Midway for the best Ottawa - Chicago flight prices

How far in advance should you book Ottawa to Chicago flights?

49 days before. The cheapest time to buy a flight from Ottawa to Chicago is approximately 49 days to departure

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

As of June 2024, 4 flights take off from Ottawa and land in Chicago each day. The most common flight departure time for this route is 5:00a.m., with 67% of daily flights taking off in the morning.

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

28 flights are operational weekly from Ottawa to Chicago as of June 2024. The most popular departure day for this route is Sunday, with 14% of flights per week taking off on this day.

Can stopping save me money on Ottawa to Chicago flights?

You could potentially save up to 39% on your flight if you consider stops on a Ottawa to Chicago flight.

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

C$ 251

Fastest flight time

2h 22m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Chicago

2 airports
The best one-way flight to Chicago from Ottawa in the past 72 hours is C$ 251. The best round-trip flight deal from Ottawa to Chicago found on momondo in the last 72 hours is C$ 435.
The fastest flight from Ottawa to Chicago takes 2h 22m
Direct flights go from Ottawa to Chicago on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and Air Canada.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • How far is Ottawa to Chicago by plane?

    A flight from Ottawa to Chicago will travel around 1035.5 km. In terms of flight time, this usually takes a little over 2h 22m.

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

    Prices for flights from Ottawa Airport to Chicago refresh daily.

  • 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 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 Ottawa Airport to Chicago.

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

    The travel and health documents required for your trip to Chicago 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


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 C$ 388Free CancellationRating
7.5
374 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 528Free CancellationRating
7.0
7,080 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 664Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
  • United Airlines Flights From Ottawa to Chicago

    Across 7 United Airlines flights from Ottawa to Chicago this week, the average price was C$ 649, with the best United Airlines deals starting from C$ 484 round-trip. 10,000 users have rated United Airlines on momondo, with an average score of 7.4/10.

  • Air Canada Flights From Ottawa to Chicago

    Across 7,080 Air Canada reviews on momondo, the average score is 7.0/10. Air Canada flies from Ottawa to Chicago about 7 times each week, with ticket deals ranging from C$ 385 to C$ 540. Price data is based on momondo searches in the last 72 hours.


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 recognizable 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?

All flight searches from Ottawa to Chicago on momondo can be filtered to show those which offer 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?

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.


An easier way to manage your Chicago 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.
1 adult
From?
To?
Tue 18/6
Tue 25/6
Email me momondo's favourite deals

Find better results for your trip to the United States

Fly into one of these airports located in Chicago
Airports listed have a maximum distance of 25.6 km from Chicago