Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Chicago to Ottawa from C$ 177

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YOW
4 Feb — 11 Feb1
1 adult

The best prices from Chicago to Ottawa are usually found in July or February, booked 58 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Chicago to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 30 January 2025.

Round-trip from

C$ 441

One-way from

C$ 177

Popular in

November

Cheapest in

July

Average price

C$ 630

Good round-trip deal

C$ 535 or less
10/2-19/2
  • 10/2-19/2
  • 3 total stops
  • 22h 02m total
  • Chicago to Ottawa
Search Deals
26/2
  • 26/2
  • 1 total stop
  • 27h 47m total
  • Chicago to Ottawa
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Ottawa.
Search Deals

Find flight deals from Chicago to Ottawa

Cheapest flights from Chicago to Ottawa
Explore the most affordable flight options available from Chicago to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 January 2025.

Mon 10/25:35 a.m.ORD - YOW
1 stop8h 44mMultiple Airlines
Wed 19/25:55 a.m.YOW - ORD
2 stops13h 18mMultiple Airlines
Deal found 29/1C$ 441
Thu 6/311:15 a.m.MDW - YOW
1 stop4h 54mPorter Airlines
Mon 10/311:50 a.m.YOW - MDW
1 stop5h 50mPorter Airlines
Deal found 30/1C$ 476
Wed 26/21:05 p.m.MDW - YOW
1 stop4h 29mMultiple Airlines
Wed 5/38:40 a.m.YOW - MDW
2 stops10h 43mMultiple Airlines
Deal found 29/1C$ 528
Thu 24/41:56 p.m.ORD - YOW
Nonstop2h 10mAir Canada
Thu 1/510:37 a.m.YOW - ORD
Nonstop2h 26mAir Canada
Deal found 30/1C$ 704
Thu 8/55:30 p.m.ORD - YOW
1 stop20h 26mWestJet
Sun 11/56:00 a.m.YOW - ORD
1 stop11h 44mWestJet
Deal found 29/1C$ 713
Wed 2/47:10 a.m.ORD - YOW
1 stop5h 13mUnited Airlines
Wed 2/45:25 p.m.YOW - ORD
Nonstop2h 29mUnited Airlines
Deal found 29/1C$ 731
Mon 10/210:00 a.m.ORD - YOW
2 stops13h 09mDelta
Tue 18/25:55 a.m.YOW - ORD
2 stops15h 00mDelta
Deal found 29/1C$ 1,127
Fri 25/49:30 a.m.MDW - YOW
2 stops13h 39mDelta
Thu 1/55:55 a.m.YOW - MDW
2 stops12h 08mDelta
Deal found 29/1C$ 1,493
Thu 24/410:15 a.m.MDW - YOW
2 stops12h 54mWestJet
Thu 1/55:55 a.m.YOW - MDW
2 stops17h 34mWestJet
Deal found 30/1C$ 1,624

Find flights from Chicago to Ottawa within your budget

Customize your flight search to find flights from Chicago 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 30 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 10/2

5:35 a.m.-3:19 p.m.

1 stop8h 44m

Ottawa

Wed 19/2

5:55 a.m.-6:13 p.m.

2 stops13h 18m

C$ 441

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 6/3

11:15 a.m.-5:09 p.m.

1 stop4h 54m

Ottawa

Mon 10/3

11:50 a.m.-4:40 p.m.

1 stop5h 50m

C$ 476

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Wed 26/2

1:05 p.m.-6:34 p.m.

1 stop4h 29m

Ottawa

Wed 5/3

8:40 a.m.-6:23 p.m.

2 stops10h 43m

C$ 528

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 24/4

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

Nonstop2h 10m

Ottawa

Thu 1/5

10:37 a.m.-12:03 p.m.

Nonstop2h 26m

C$ 704

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 8/5

5:30 p.m.-2:56 p.m.

1 stop20h 26m

Ottawa

Sun 11/5

6:00 a.m.-4:44 p.m.

1 stop11h 44m

C$ 713

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 2/4

7:10 a.m.-1:23 p.m.

1 stop5h 13m

Ottawa

Wed 2/4

5:25 p.m.-6:54 p.m.

Nonstop2h 29m

C$ 731

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 10/2

10:00 a.m.-12:09 a.m.

2 stops13h 09m

Ottawa

Tue 18/2

5:55 a.m.-7:55 p.m.

2 stops15h 00m

C$ 1,127

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Fri 25/4

9:30 a.m.-12:09 a.m.

2 stops13h 39m

Ottawa

Thu 1/5

5:55 a.m.-5:03 p.m.

2 stops12h 08m

C$ 1,493

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 24/4

10:15 a.m.-12:09 a.m.

2 stops12h 54m

Ottawa

Thu 1/5

5:55 a.m.-10:29 p.m.

2 stops17h 34m

C$ 1,624

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 26/2

10:32 a.m.-3:19 p.m.

1 stop27h 47m

C$ 177

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/1

Showing 1-10 of 17 results
1
2

Best time to book a flight from Chicago to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Chicago 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.

Travel insights for flights from Chicago to Ottawa

Get recent, data-driven insights about flights from Chicago to Ottawa including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Ottawa. Price data was last updated on 24 January 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Ottawa, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Ottawa?

Currently, October is the cheapest month in which you can book a flight from Chicago to Ottawa (average of C$ 224). Flying from Chicago to Ottawa in March is currently the most expensive (average of C$ 359). 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 CHI to YOW?

Find hourly flight availability from Chicago 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 30 January 2025.

When flying from Chicago to Ottawa, 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 49% versus a flight at noon.

Weekly flight availability from Chicago to Ottawa

Explore weekly flight availability from Chicago 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 30 January 2025.

The most flights from CHI to YOW are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 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 30 January 2025.
Read reviews from past customers who have flown Delta, Porter Airlines and United Airlines from Chicago to Ottawa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,454 reviews
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
278 reviews
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,913 reviews
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.2
Good
2,817 reviews
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada
7.0
Good
8,640 reviews
Delta
8.0
Very good
8,454 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    If you book a flight to Ottawa from Chicago, you will be flying to Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 10 flights from Chicago to Ottawa per day from 0 different airlines.

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

    According to our current data, Porter Airlines (C$ 476), Air Canada (C$ 704), and WestJet (C$ 713) offers the cheapest pricing from Chicago to Ottawa. Porter Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 241. WestJet flights start at C$ 293 while deals on Air Canada start at C$ 317 one-way.

  • What are the most reliable airlines from Chicago to Ottawa?

    Consider Emirates (87%), Republic Airways (81%) or Avianca (79%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Ottawa.

  • What are the cheapest flights from Chicago to Ottawa?

    On average you can expect to pay C$ 535 for a flight from Chicago to Ottawa. The cheapest flight overall is C$ 336 while the most popular route, (Chicago O'Hare Intl - Ottawa) is currently priced at C$ 449.

  • Can I find deals for flights from Chicago to Ottawa that include hotel bookings?

    Yes. In addition to deals on Chicago to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Ottawa?

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

  • Can I find deals for business class flights from Chicago to Ottawa?

    Yes. Cheapflights offers flight deals from Chicago 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 to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Chicago to Ottawa (average of C$ 224). Flying from Chicago to Ottawa in March is currently the most expensive (average of C$ 359). 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?

Book flights to Chicago if you plan to visit one of these locations
Gatineau
Smiths Falls
Perth
Prescott
Brockville
Lanark

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Chicago to Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Ottawa?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to Ottawa for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Chicago to Ottawa with no change fees?

Yes! Cheapflights helps users easily find flights from Chicago to Ottawa with no change fees.

Can Cheapflights notify me if prices for flights from Chicago to Ottawa become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.