Cheap flights from Ottawa to Chicago

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The best prices from Ottawa to Chicago are usually found in February or April, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Thursday

How to find the cheapest flight from
Ottawa (YOW) to Chicago (CHI)

YOW - CHI
Price
C$ 386 - C$ 498
CHI
Temperature
1 - 29 °C
CHI
Rainfall
17 - 109 mm
Popular in August High demand for flights, 12% potential price rise
Cheapest in February Best time to find cheap flights, 12% potential price drop
Round-trip from $386 From Ottawa to Chicago
One-way from $261 One-way flight from Ottawa to Chicago
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ottawa to Chicago?

Flying to your destination on a Monday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chicago. Check prices with Cheapflights to find a great deal for your trip.

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

To save up to 81% on this flight, we recommend booking at least 57 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to Chicago from C$ 591 1-2 weeks out and tickets from C$ 792 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ottawa to Chicago?

Our data shows that February tends to be the cheapest month to fly to Chicago from Ottawa. Users have commonly found prices around C$ 333 for the month, but tickets can be as low as C$ 244. Due to multiple factors, prepare for potentially higher prices in August.

When is the cheapest time to fly from Ottawa to Chicago (YOW - CHI)?

When flying from Ottawa to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 23% versus a flight in the evening.

Cheap flights from Ottawa to Chicago in September, October 2020

The best prices found for YOW to CHI flights for September, October
25 Oct - 30 Oct
C$ 256pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YOW
Ottawa
9 Oct - 12 Oct
C$ 268pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YOW
Ottawa
25 Oct - 30 Oct
C$ 450pp
YOW
Ottawa
Delta
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
   
2 STOPS
YOW
Ottawa

Ottawa to Chicago 2020 flight deals

Cheap flights to Chicago from Ottawa found for this year
19 Nov - 20 Nov
C$ 174pp
YOW
Ottawa
Porter Airlines
 
1 STOP
MDW
Chicago Midway
MDW
Chicago Midway
Porter Airlines
 
1 STOP
YOW
Ottawa
8 Nov - 11 Nov
C$ 221pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YOW
Ottawa
3 Dec - 7 Dec
C$ 225pp
YOW
Ottawa
Multiple Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
 
1 STOP
YOW
Ottawa

Direct flights to Chicago from Ottawa

Save time with Ottawa to Chicago direct flight deals
3 Dec - 7 Dec
C$ 277pp
YOW
Ottawa
Multiple Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
Direct
YOW
Ottawa
8 Nov - 11 Nov
C$ 279pp
YOW
Ottawa
Multiple Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Air Canada
Direct
YOW
Ottawa

One-way flights to Chicago from Ottawa

The cheapest one-way flights from Ottawa to Chicago
8:00 a.m. - 4:52 p.m.
Delta
2 stops
9h 52m
YOW - ORD
Delta
C$ 349
Delta
8:00 a.m. - 4:52 p.m.
Delta
2 stops
9h 52m
YOW - ORD
Delta
C$ 620
Delta

Related info for your journey

Useful info, stats and facts about Ottawa to Chicago flights.

Flight FAQs

From Ottawa to Chicago

Can I find flights from Ottawa to Chicago for under C$ 200 on Cheapflights?

Yes, there are multiple flights from Ottawa to Chicago for under C$ 200. The cheapest flight booked recently is on Porter Airlines for just C$ 174, but on average you can expect to pay C$ 509.

Are there direct flights from Ottawa to Chicago for under C$ 300 on Cheapflights?

Cheapflights has 2 direct flights from Ottawa to Chicago under C$ 300. A good price for a direct flight from Ottawa to Chicago is less than C$ 278.

Is Ottawa weather warmer or cooler than Chicago?

You can imagine temperatures to be in the 29 °C range in July. The weather in Chicago is generally hotter than Ottawa's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Ottawa to Chicago?

There are many flights that can get you from Ottawa to Chicago in 6h 20m. Fly via Porter Airlines or Delta to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines to flying from Ottawa to Chicago round-trip?

Currently priced at C$ 233, Porter Airlines will fly you from Ottawa to Chicago and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as C$ 601. Porter Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Ottawa to Chicago one-way?

C$ 349 is the cheapest one-way deal found within the past few days, from Delta.

Destination information for Chicago

Things to know before you go. Useful info for your trip from Ottawa to Chicago
Today's exchange rate
C$ 1 = $0.75
Flight duration
2h 00m
Average temperature for September in Chicago
25.0 °C
Avg rainfall for September in Chicago
60.0 mm

Airports servicing Ottawa

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)
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