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$151+ Cheap flights from Illinois to Ottawa (YOW)

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YOW
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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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 November 20, 2024.

Find flight deals from Illinois to Ottawa

Cheapest flights from Illinois to Ottawa
Explore the most affordable flight options available from Illinois to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/196:05 amORD - YOW
1 stop7h 48mMultiple Airlines
Mon 12/234:20 pmYOW - ORD
1 stop9h 27mMultiple Airlines
Deal found 11/19$374
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/155:15 amMDW - YOW
1 stop8h 05mMultiple Airlines
Tue 12/179:20 amYOW - MDW
1 stop9h 34mMultiple Airlines
Deal found 11/19$407
This Trip.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2012:05 pmMDW - YOW
1 stop5h 26mPorter Airlines
Sat 1/187:00 amYOW - MDW
1 stop6h 10mPorter Airlines
Deal found 11/19$418
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/196:06 pmORD - YOW
Nonstop2h 18mUnited Airlines
Sat 1/185:00 pmYOW - ORD
Nonstop2h 38mUnited Airlines
Deal found 11/19$509
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/228:25 pmORD - YOW
1 stop4h 12mAir Canada
Fri 12/276:00 amYOW - ORD
1 stop5h 10mAir Canada
Deal found 11/20$530
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/174:26 pmSTL - YOW
3 stops30h 44mMultiple Airlines
Tue 12/246:20 amYOW - STL
1 stop9h 04mMultiple Airlines
Deal found 11/19$581
This Booking.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1711:20 amSTL - YOW
1 stop4h 46mAir Canada
Tue 12/2410:05 amYOW - STL
1 stop6h 01mAir Canada
Deal found 11/19$730
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/171:39 pmSTL - YOW
2 stops19h 52mUnited Airlines
Tue 12/245:30 amYOW - STL
2 stops11h 17mUnited Airlines
Deal found 11/19$750
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/196:00 amORD - YOW
2 stops17h 10mDelta
Sat 1/185:55 amYOW - ORD
2 stops32h 53mDelta
Deal found 11/19$949
This WestJet deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/912:44 pmMDW - YOW
2 stops31h 06mWestJet
Wed 12/118:10 pmYOW - MDW
2 stops14h 40mWestJet
Deal found 11/20$1,041
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:43 pmMDW - YOW
2 stops10h 27mDelta
Mon 12/95:55 amYOW - MDW
2 stops12h 06mDelta
Deal found 11/19$1,111
This WestJet deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/201:31 pmORD - YOW
2 stops28h 52mWestJet
Thu 11/219:35 pmYOW - ORD
2 stops22h 11mWestJet
Deal found 11/20$1,297

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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 1/9

10:47 pm-5:33 am

2 stops29h 46m

Ottawa

Mon 1/13

5:10 pm-12:39 pm

2 stops20h 29m

$364

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Wed 12/18

11:45 am-8:09 pm

1 stop7h 24m

Ottawa

Tue 12/31

9:20 am-11:28 pm

1 stop15h 08m

$400

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Fri 1/3

12:05 pm-6:31 pm

1 stop5h 26m

Ottawa

Fri 1/10

7:00 am-12:10 pm

1 stop6h 10m

$403

ChicagoOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sun 12/15

5:15 am-2:20 pm

1 stop8h 05m

Ottawa

Tue 12/17

9:20 am-5:54 pm

1 stop9h 34m

$407

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 1/9

3:15 pm-10:01 pm

1 stop5h 46m

Ottawa

Mon 1/13

5:00 pm-6:38 pm

Nonstop2h 38m

$464

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 12/19

6:06 pm-9:24 pm

Nonstop2h 18m

Ottawa

Sat 1/18

5:00 pm-6:38 pm

Nonstop2h 38m

$509

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Sat 1/4

8:30 pm-1:37 am

1 stop4h 07m

Ottawa

Sat 1/11

5:45 am-10:54 am

1 stop6h 09m

$513

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Thu 1/9

11:30 am-5:06 pm

1 stop4h 36m

Ottawa

Wed 1/15

6:20 am-10:54 am

1 stop5h 34m

$673

St. LouisOttawa

STL - YOW

STLYOW

Lambert-St Louis

Tue 12/17

1:39 pm-10:31 am

2 stops19h 52m

Ottawa

Tue 12/24

5:30 am-3:47 pm

2 stops11h 17m

$750

ChicagoOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Thu 12/19

6:00 am-12:10 am

2 stops17h 10m

Ottawa

Sat 1/18

5:55 am-1:48 pm

2 stops32h 53m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 23 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, January is the cheapest month in which you can book a flight from Illinois to Ottawa (average of $283). Flying from Illinois to Ottawa in June is currently the most expensive (average of $460). 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 November 20, 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 November 20, 2024.

The most flights from USIL to YOW are scheduled on a Monday (19 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (13 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 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

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 November 20, 2024.
To help decide which airline to fly from Illinois to Ottawa, see what other customers have to say about United Airlines, Porter Airlines and Air Canada. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
288 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

WestJet
7.3
Good
2,811 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
8,237 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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?

    If you book a flight to Ottawa from Illinois, you will be flying to Ottawa, which is the city’s only airport. Ottawa (YOW) is located 6.6 mi from the center of Ottawa.

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

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as $197. However, be on the lookout for offers from Air Canada and WestJet, as they are both options that can get you from Illinois to Ottawa for a low price.

  • 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 Lambert-St Louis - 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 Republic Airways (94%), United Airlines (92%) or Air Canada (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Ottawa?

    While on average a flight from Illinois to Ottawa is generally $604, our data shows the cheapest flight currently is $282. When looking at the most popular route, (Chicago O'Hare Intl - Ottawa), you can expect to pay $353 for that flight.

  • 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, January is the cheapest month in which you can book a flight from Illinois to Ottawa (average of $283). Flying from Illinois to Ottawa in June is currently the most expensive (average of $460). 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.

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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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Top 3 airlines flying from Illinois to Ottawa

Discover the top 3 airlines that operate flights from Illinois to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$241Average$596FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$324Average$477FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$509Average$762FlexibilityNo cancel feeOn-time69%
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