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Cheap flights from Chicago O'Hare Intl Airport to Ottawa from C$ 176

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
17 Jun — 24 Jun1
1 adult

Cheap flight deals from O'Hare Intl to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 442

One-way from

C$ 176

Popular in

October

Cheapest in

March

Average price

C$ 561

Good one-way deal

C$ 1,004 or less
WestJet
  • WestJet
  • 29/8-1/9
  • 2 total stops
  • 33h 44m total
  • Chicago to Ottawa
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25/6
  • 25/6
  • 1 total stop
  • 8h 05m total
  • Chicago to Ottawa
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Highest demand for flights based on searches. 19% potential increase in price (C$ 239 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a one-way flight from Chicago O'Hare Intl to Ottawa.
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Find flight deals from O'Hare Intl to Ottawa

Cheapest flights from O'Hare Intl to Ottawa
Explore the most affordable flight options available from O'Hare Intl to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Wed 9/79:55 a.m.ORD - YOW
1 stop13h 27mMultiple Airlines
Wed 16/75:55 a.m.YOW - ORD
1 stop10h 09mMultiple Airlines
Deal found 12/6C$ 468
Sat 26/78:40 a.m.ORD - YOW
1 stop4h 04mAir Canada
Sat 2/85:15 a.m.YOW - ORD
1 stop4h 54mAir Canada
Deal found 11/6C$ 570
Fri 25/71:56 p.m.ORD - YOW
Nonstop2h 10mUnited Airlines
Fri 1/85:25 p.m.YOW - ORD
Nonstop2h 28mUnited Airlines
Deal found 10/6C$ 638
Thu 14/85:30 p.m.ORD - YOW
1 stop12h 15mWestJet
Sun 17/86:00 a.m.YOW - ORD
1 stop11h 44mWestJet
Deal found 11/6C$ 656

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ottawa that are best for you.

Fly from

O'Hare Intl

Fly to

Ottawa

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 29/8

5:30 p.m.-6:21 p.m.

1 stop23h 51m

Ottawa

Mon 1/9

7:50 a.m.-4:43 p.m.

1 stop9h 53m

C$ 442

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 9/7

9:55 a.m.-12:22 a.m.

1 stop13h 27m

Ottawa

Wed 16/7

5:55 a.m.-3:04 p.m.

1 stop10h 09m

C$ 468

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 26/7

8:40 a.m.-1:44 p.m.

1 stop4h 04m

Ottawa

Sat 2/8

5:15 a.m.-9:09 a.m.

1 stop4h 54m

C$ 570

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 25/7

6:15 p.m.-9:35 p.m.

Nonstop2h 20m

Ottawa

Fri 1/8

5:25 p.m.-6:53 p.m.

Nonstop2h 28m

C$ 638

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 30/6

6:00 a.m.-12:22 a.m.

2 stops17h 22m

Ottawa

Tue 29/7

5:55 a.m.-4:33 p.m.

2 stops11h 38m

C$ 1,004

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 25/6

5:51 a.m.-2:56 p.m.

1 stop8h 05m

C$ 176

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 14/7

5:30 p.m.-5:25 a.m.

2 stops34h 55m

C$ 235

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 4/7

1:56 p.m.-5:06 p.m.

Nonstop2h 10m

C$ 286

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 3/7

3:50 p.m.-9:20 p.m.

1 stop4h 30m

C$ 287

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Best time to book a flight from O'Hare Intl to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Ottawa

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ottawa?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of C$ 224). Flying from Chicago O'Hare Intl Airport to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to YOW?

Find hourly flight availability from O'Hare Intl to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Chicago O'Hare Intl Airport to Ottawa by exploring options for tickets in the afternoon.

Weekly flight availability from Chicago O'Hare Intl Airport to Ottawa

Explore weekly flight availability from O'Hare Intl to Ottawa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from ORD to YOW are scheduled on a Monday (13 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Ottawa by month

Plan your trip to Ottawa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ottawa ranges from 50.0 - 93.0 mm per month. June is typically the wettest month, when rainfall can reach 93.0 mm. February is typically the driest time to visit Ottawa when rainfall is around 50.0 mm.

Temperature in Ottawa by month

Plan your trip to Ottawa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -10.0 C).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 12 June 2025.
Read reviews from past customers who have flown Delta, United Airlines and WestJet from Chicago to Ottawa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from Chicago O'Hare Intl?

    Located just 10.6 km from the city centre, Ottawa is the airport most travellers will use when flying to Ottawa from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Ottawa (YOW) should be relatively easy as there are 12 daily inbound flights from Chicago O'Hare Intl from 0 different airlines.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Ottawa round-trip?

    WestJet, at C$ 442, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Ottawa.Alternate airlines to your destination round-trip include Air Canada and United Airlines. WestJet is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Ottawa one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 235. Users have also found prices from C$ 286 and C$ 287 on United Airlines and Air Canada, respectively.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Ottawa?

    Before booking your flight to Ottawa from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: GoJet (92%), ANA (88%), Air Canada( 87%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Ottawa?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Ottawa? While on average our users pay C$ 1,050, our data indicates the cheapest price to be C$ 142. The most popular route (Chicago O'Hare Intl - Ottawa), is priced around C$ 521.

  • Can I find deals for flights from O'Hare Intl to Ottawa that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Ottawa.

  • Can I find deals for business class flights from O'Hare Intl to Ottawa?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ottawa (average of C$ 224). Flying from Chicago O'Hare Intl Airport to Ottawa in December is currently the most expensive (average of C$ 326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Gatineau
Brockville
Perth
Smiths Falls
Prescott
Pembroke
Wakefield
Lanark

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