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Cheap flights from Illinois to Ottawa from C$ 203

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
2 Jan — 9 Jan1
1 adult

Cheap flight deals from Illinois to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 28 December 2024.

Round-trip from

C$ 439

One-way from

C$ 203
21/2-23/2
  • 21/2-23/2
  • 2 total stops
  • 30h 11m total
  • Illinois to Ottawa
Search Deals
8/1
  • 8/1
  • 1 total stop
  • 29h 46m total
  • Illinois to Ottawa
Search Deals

Find flight deals from Illinois to Ottawa

Best flights from Illinois to Ottawa
Discover carefully curated flight deals from Illinois to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 28 December 2024.

Fri 21/25:10 a.m.ORD - YOW
1 stop8h 10mMultiple Airlines
Sun 23/26:55 p.m.YOW - ORD
1 stop22h 01mMultiple Airlines
Deal found 27/12C$ 439
Sun 16/21:05 p.m.MDW - YOW
1 stop4h 34mPorter Airlines
Tue 18/28:40 a.m.YOW - MDW
1 stop4h 30mPorter Airlines
Deal found 26/12C$ 486
Sun 9/211:35 a.m.ORD - YOW
1 stop6h 23mAir Canada
Sun 16/25:00 p.m.YOW - ORD
Nonstop2h 34mAir Canada
Deal found 27/12C$ 620
Mon 10/26:08 p.m.ORD - YOW
Nonstop2h 16mLufthansa
Mon 17/25:00 p.m.YOW - ORD
Nonstop2h 34mLufthansa
Deal found 27/12C$ 679
Fri 21/27:26 a.m.ORD - YOW
Nonstop2h 05mUnited Airlines
Sun 23/26:20 a.m.YOW - ORD
Nonstop2h 40mUnited Airlines
Deal found 27/12C$ 762
Thu 30/16:45 a.m.ORD - YOW
2 stops8h 31mWestJet
Mon 3/25:55 a.m.YOW - ORD
2 stops8h 00mWestJet
Deal found 27/12C$ 896
Fri 10/15:40 a.m.MDW - YOW
1 stop7h 40mMultiple Airlines
Fri 31/19:30 a.m.YOW - MDW
1 stop3h 40mMultiple Airlines
Deal found 26/12C$ 586
Fri 31/110:30 a.m.ORD - YOW
2 stops12h 40mDelta
Mon 3/25:55 a.m.YOW - ORD
2 stops11h 18mDelta
Deal found 27/12C$ 1,421
Thu 30/19:34 a.m.MDW - YOW
2 stops13h 36mDelta
Mon 3/25:55 a.m.YOW - MDW
2 stops8h 10mDelta
Deal found 27/12C$ 1,447

Find flights from Illinois to Ottawa within your budget

Customize your flight search to find flights from Illinois 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 28 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 21/2

5:10 a.m.-2:20 p.m.

1 stop8h 10m

Ottawa

Sun 23/2

6:55 p.m.-3:56 p.m.

1 stop22h 01m

C$ 439

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sun 16/2

1:05 p.m.-6:39 p.m.

1 stop4h 34m

Ottawa

Tue 18/2

8:40 a.m.-12:10 p.m.

1 stop4h 30m

C$ 486

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Fri 10/1

5:40 a.m.-2:20 p.m.

1 stop7h 40m

Ottawa

Fri 31/1

9:30 a.m.-12:10 p.m.

1 stop3h 40m

C$ 586

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sun 9/2

11:35 a.m.-6:58 p.m.

1 stop6h 23m

Ottawa

Sun 16/2

5:00 p.m.-6:34 p.m.

Nonstop2h 34m

C$ 620

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Mon 10/2

6:08 p.m.-9:24 p.m.

Nonstop2h 16m

Ottawa

Mon 17/2

5:00 p.m.-6:34 p.m.

Nonstop2h 34m

C$ 679

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 21/2

7:26 a.m.-10:31 a.m.

Nonstop2h 05m

Ottawa

Sun 23/2

6:20 a.m.-8:00 a.m.

Nonstop2h 40m

C$ 762

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 30/1

6:45 a.m.-4:16 p.m.

2 stops8h 31m

Ottawa

Mon 3/2

5:55 a.m.-12:55 p.m.

2 stops8h 00m

C$ 896

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Fri 31/1

10:30 a.m.-12:10 a.m.

2 stops12h 40m

Ottawa

Mon 3/2

5:55 a.m.-4:13 p.m.

2 stops11h 18m

C$ 1,421

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Thu 30/1

9:34 a.m.-12:10 a.m.

2 stops13h 36m

Ottawa

Mon 3/2

5:55 a.m.-1:05 p.m.

2 stops8h 10m

C$ 1,447

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 8/1

8:30 a.m.-3:16 p.m.

1 stop29h 46m

C$ 203

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/12

Showing 1-10 of 15 results
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Best time to book a flight from Illinois to Ottawa

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

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

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

Currently, October is the cheapest month in which you can book a flight from Illinois to Ottawa (average of C$ 224). Flying from Illinois to Ottawa in March is currently the most expensive (average of C$ 363). 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 IL to YOW?

Find hourly flight availability from Illinois 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 28 December 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Ottawa as you normally would.

Weekly flight availability from Illinois to Ottawa

Explore weekly flight availability from Illinois 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 28 December 2024.

The most flights from USIL to YOW are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 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 28 December 2024.
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
8,560 reviews
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Porter Airlines
7.8
Good
281 reviews
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

United Airlines
7.4
Good
9,002 reviews
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

WestJet
7.3
Good
2,814 reviews
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Air Canada
7.0
Good
8,441 reviews
Delta
8.0
Very good
8,560 reviews
Check prices

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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 Illinois 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 Illinois?

    Most people fly into Ottawa (YOW) if they book a flight to Ottawa from Illinois. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

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

    C$ 278 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 290 and C$ 362, respectively.

  • What are the most popular routes from Illinois to Ottawa?

    When deciding which route to take from Illinois to Ottawa consider Chicago O'Hare Intl - Ottawa, Chicago Midway - Ottawa or Bloomington-Normal - Ottawa as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Illinois to Ottawa consider choosing Emirates (93%), Republic Airways (90%) or SkyWest Airlines (86%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Ottawa?

    The cheapest flight price from Illinois to Ottawa is C$ 127. On average you can expect to pay C$ 334. The most popular route, (Chicago O'Hare Intl - Ottawa), can usually be booked for C$ 465.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Ottawa (average of C$ 224). Flying from Illinois to Ottawa in March is currently the most expensive (average of C$ 363). 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

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Alternative routes for Illinois to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Ottawa, users can toggle the no change fees filter when performing a flight search.

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