S$345 Cheap Flights from Chicago to Ottawa

View S$345 flight on Thu, 22 Jan, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Ottawa

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Cheap Flights from Chicago to Ottawa (ORD-YOW)

Prices were available within the past 7 days and start at S$345 for one-way flights and S$727 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$727 Return, found 3 days ago
S$727
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$727 found 3 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$734 Return, found 3 days ago
S$734
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$734 found 3 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$736 Return, found 3 days ago
S$736
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$736 found 3 days ago
United
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$738 Return, found 3 days ago
S$738
Return
found 3 days ago
Select United flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$738 found 3 days ago
United
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$739 Return, found 3 days ago
S$739
Return
found 3 days ago
Select United flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$739 found 3 days ago
United
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$742 Return, found 3 days ago
S$742
Return
found 3 days ago
Select United flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$742 found 3 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$748 Return, found 3 days ago
S$748
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$748 found 3 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$752 Return, found 3 days ago
S$752
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$752 found 3 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$755 Return, found 3 days ago
S$755
Return
found 3 days ago
Select Delta flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$755 found 3 days ago
Air Canada
Thu, 22 Jan - Sun, 25 Jan
ORD
Chicago
YOW
Ottawa
S$760 Return, found 3 days ago
S$760
Return
found 3 days ago
Select Air Canada flight, departing Thu, 22 Jan from Chicago to Ottawa, returning Sun, 25 Jan, priced at S$760 found 3 days ago

Find the cheapest month to fly from Chicago (ORD) to Ottawa (YOW)

May is typically the cheapest month to fly

From S$379 - S$962 per traveller.
Chicago to Ottawa route information
Origin airport
O'Hare Intl.
Destination airport
Macdonald-Cartier Intl.
Return price
S$727
Distance
1045 km
Average flight time
3 hours 17 mins

Perfect flights from Chicago to Ottawa

Your Journey from Chicago to Ottawa

Start your unforgettable journey with Expedia. Our broad selection of flights from Chicago to Ottawa caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, Air Canada. Our selection of flights from O'Hare Intl. to Macdonald-Cartier Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Chicago to Ottawa Flights

Experience the joy of finding cheap flights from O'Hare Intl. to Macdonald-Cartier Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$345 and roundtrip prices from S$727*.
 

Pre-Flight Essentials

Ensure a smooth journey from Chicago to Ottawa with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Ottawa

Picture yourself stepping off the plane in Ottawa and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Chicago to Ottawa Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Chicago to Ottawa.
 

Beyond the Flight – Exploring Ottawa

With Expedia, your adventure extends beyond the flight. Explore Ottawa at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Chicago to Ottawa with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Chicago to Ottawa with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to Ottawa Intl. Airport?
Start packing your bags, because round-trip journeys from O'Hare Airport to YOW start from S$727. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ORD to YOW?
Each airline has its own terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from ORD to Ottawa International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to Ottawa Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from O'Hare Intl. Airport (ORD) to YOW?
With a flight distance of 1,050 kilometres, it's only a short hop from ORD to YOW. It might be a quick journey, but it's still worth bringing along a book to read.
Which airlines fly direct from O'Hare Airport to Ottawa Intl. Airport?
If you'd like to fly directly from O'Hare Airport to Ottawa Intl. Airport, United Airlines (UA) is a great choice. It operates 30 monthly flights between Chicago and Ottawa.
Are O'Hare Airport to Macdonald-Cartier Intl. Airport (YOW) flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally pick up a bargain, with some super cheap airfares from O'Hare Airport to Ottawa International Airport cropping up a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices so far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.