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Cheap flights from Ottawa to Chicago from C$ 198

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YOW — CHI
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

Find deals on flights from Ottawa to Chicago by searching across hundreds of travel sites at once

 
Cheapflights users frequently choose these airlines when searching for flights from Ottawa to Chicago, based on our search results.
Cheapflights users frequently choose these airlines when searching for flights from Ottawa to Chicago, based on our search results.
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Cheap flight deals from Ottawa to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Chicago (CHI). 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 19 March 2024.

Popular in

September

Cheapest in

April

Average price

C$ 495

Round-trip from

C$ 355
High demand for flights, 16% potential price rise
Best time to find cheap flights, 16% potential price drop
Average for round-trip flights in March 2024
From Ottawa to Chicago (CHI)

What is the cheapest day to fly round-trip from Ottawa to Chicago?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 16% on your flight compared to booking on days when demand is much higher.

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

To save on the cost of your flight from Ottawa to Chicago, book at least 43 days before your planned departure. Booking around this time can save you about 100% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 505 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 803.

What is the cheapest month to fly from Ottawa to Chicago?

Due to multiple factors, expect to potentially pay more when booking in September. For low rates, April can be a great choice for travel to Chicago. Flights to Chicago from Ottawa in April are about C$ 577 on average during April, but can be found for as low as C$ 370.

When is the cheapest time to fly from Ottawa to Chicago (YOW - CHI)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 34% on flights from Ottawa to Chicago by exploring options for tickets at noon.

Cheap United Airlines flights from Ottawa to Chicago

Explore cheap flight options specifically provided by United Airlines for the route between Ottawa and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Ottawa to Chicago. Make sure to double check the flight details before booking.
Sat 27/45:24 p.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Wed 1/56:00 a.m.ORD - YOW
1 stop5h 40mUnited Airlines
Deal found 18/3C$ 486
Tue 30/410:15 a.m.YOW - ORD
1 stop6h 56mUnited Airlines
Wed 1/56:00 a.m.ORD - YOW
1 stop5h 40mUnited Airlines
Deal found 17/3C$ 494
Thu 25/46:38 a.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Wed 1/56:30 a.m.ORD - YOW
1 stop6h 56mUnited Airlines
Deal found 18/3C$ 628
Mon 15/45:24 p.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Mon 22/46:22 p.m.ORD - YOW
Nonstop2h 10mUnited Airlines
Deal found 18/3C$ 676
Tue 30/47:30 p.m.YOW - ORD
1 stop5h 00mUnited Airlines
Tue 7/51:58 p.m.ORD - YOW
Nonstop2h 08mUnited Airlines
Deal found 18/3C$ 704
Mon 15/45:24 p.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Mon 22/43:05 p.m.ORD - YOW
1 stop7h 44mUnited Airlines
Deal found 18/3C$ 709
Mon 1/76:30 a.m.YOW - ORD
Nonstop2h 22mUnited Airlines
Fri 5/71:55 p.m.ORD - YOW
Nonstop2h 09mUnited Airlines
Deal found 18/3C$ 713
Mon 1/76:30 a.m.YOW - ORD
Nonstop2h 22mUnited Airlines
Fri 5/76:55 a.m.ORD - YOW
1 stop11h 08mUnited Airlines
Deal found 18/3C$ 727
Tue 23/46:38 a.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Wed 22/51:58 p.m.ORD - YOW
Nonstop2h 08mUnited Airlines
Deal found 18/3C$ 734

Cheap Air Canada flights from Ottawa to Chicago

Explore cheap flight options specifically provided by Air Canada for the route between Ottawa and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
To aid your search, here are some of the cheapest Air Canada flights we've found from Ottawa to Chicago. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 24/410:30 a.m.YOW - ORD
1 stop5h 11mAir Canada
Wed 8/56:00 a.m.ORD - YOW
1 stop6h 12mAir Canada
Deal found 18/3C$ 489
Mon 15/42:00 p.m.YOW - ORD
1 stop6h 29mAir Canada
Mon 22/48:35 p.m.ORD - YOW
1 stop4h 02mAir Canada
Deal found 18/3C$ 497
Tue 23/45:24 p.m.YOW - ORD
Nonstop2h 25mAir Canada
Wed 22/56:00 a.m.ORD - YOW
1 stop6h 12mAir Canada
Deal found 18/3C$ 621
Sat 30/39:00 a.m.YOW - ORD
1 stop5h 32mAir Canada
Sun 31/311:59 a.m.ORD - YOW
1 stop5h 18mAir Canada
Deal found 17/3C$ 642
Thu 18/45:30 a.m.YOW - ORD
1 stop4h 24mAir Canada
Sun 21/48:35 p.m.ORD - YOW
1 stop4h 02mAir Canada
Deal found 18/3C$ 648
Sat 30/36:07 a.m.YOW - ORD
Nonstop2h 54mAir Canada
Sun 31/311:59 a.m.ORD - YOW
1 stop4h 18mAir Canada
Deal found 17/3C$ 659
Wed 3/76:30 a.m.YOW - ORD
Nonstop2h 22mAir Canada
Sun 7/76:00 a.m.ORD - YOW
1 stop6h 13mAir Canada
Deal found 18/3C$ 728
Thu 28/35:20 a.m.YOW - ORD
1 stop4h 42mAir Canada
Mon 1/48:35 p.m.ORD - YOW
1 stop4h 02mAir Canada
Deal found 18/3C$ 734
Mon 25/35:13 p.m.YOW - ORD
Nonstop2h 42mAir Canada
Mon 1/48:59 a.m.ORD - YOW
1 stop4h 13mAir Canada
Deal found 18/3C$ 757

Cheap Ottawa to Chicago flights in March & April 2024

Find cheap flight options from Ottawa to Chicago specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 525,491 searches. Prices were last updated on 19 March 2024.
Listed are some of the best fares we've found on flights departing from Ottawa to Chicago in 2024. Check back regularly for other flight deals.
Wed 17/411:30 a.m.YOW - MDW
1 stop5h 47mPorter Airlines
Wed 24/411:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 382
Wed 24/46:55 p.m.YOW - MDW
1 stop3h 42mPorter Airlines
Wed 8/511:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 394
Mon 15/47:10 a.m.YOW - MDW
1 stop3h 57mPorter Airlines
Mon 22/48:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 395
Wed 24/47:10 a.m.YOW - MDW
1 stop3h 57mPorter Airlines
Wed 8/58:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 399
Mon 22/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Wed 24/411:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 19/3C$ 412
Tue 30/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Tue 7/511:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 413
Wed 17/44:45 p.m.YOW - ORD
1 stop17h 38mMultiple Airlines
Wed 24/49:25 p.m.ORD - YOW
1 stop15h 45mMultiple Airlines
Deal found 18/3C$ 413
Tue 23/46:55 p.m.YOW - MDW
1 stop3h 42mPorter Airlines
Wed 22/58:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 414
Thu 18/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Sun 21/48:40 a.m.MDW - YOW
1 stop4h 59mPorter Airlines
Deal found 18/3C$ 417

Ottawa to Chicago 2024 flight deals

Discover exclusive flight deals for travel between Ottawa and Chicago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Listed are some of the best fares we've found on flights departing from Ottawa to Chicago in 2024. Check back regularly for other flight deals.
Wed 17/411:30 a.m.YOW - MDW
1 stop5h 47mPorter Airlines
Wed 24/411:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 382
Wed 24/46:55 p.m.YOW - MDW
1 stop3h 42mPorter Airlines
Wed 8/511:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 394
Mon 15/47:10 a.m.YOW - MDW
1 stop3h 57mPorter Airlines
Mon 22/48:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 395
Wed 24/47:10 a.m.YOW - MDW
1 stop3h 57mPorter Airlines
Wed 8/58:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 399
Mon 22/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Wed 24/411:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 19/3C$ 412
Tue 30/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Tue 7/511:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 413
Wed 17/44:45 p.m.YOW - ORD
1 stop17h 38mMultiple Airlines
Wed 24/49:25 p.m.ORD - YOW
1 stop15h 45mMultiple Airlines
Deal found 18/3C$ 413
Tue 23/46:55 p.m.YOW - MDW
1 stop3h 42mPorter Airlines
Wed 22/58:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 414
Thu 18/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Sun 21/48:40 a.m.MDW - YOW
1 stop4h 59mPorter Airlines
Deal found 18/3C$ 417

Direct flights to Chicago from Ottawa

Discover non-stop flight options from Ottawa to Chicago. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
To help reduce your travel time, choose from one of these non-stop flights from Ottawa to Chicago. Those looking to potentially save on 1 or 2-stop flights from Ottawa to Chicago should utilize the search form at the top of the page.
Wed 17/46:38 a.m.YOW - ORD
Nonstop2h 25mMultiple Airlines
Wed 24/41:58 p.m.ORD - YOW
Nonstop2h 08mMultiple Airlines
Deal found 18/3C$ 629
Mon 15/45:24 p.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Mon 22/46:22 p.m.ORD - YOW
Nonstop2h 10mUnited Airlines
Deal found 18/3C$ 676
Thu 11/75:30 p.m.YOW - ORD
Nonstop2h 25mMultiple Airlines
Sat 13/76:34 p.m.ORD - YOW
Nonstop2h 18mMultiple Airlines
Deal found 18/3C$ 688
Mon 1/76:30 a.m.YOW - ORD
Nonstop2h 22mUnited Airlines
Fri 5/71:55 p.m.ORD - YOW
Nonstop2h 09mUnited Airlines
Deal found 18/3C$ 713
Tue 23/46:38 a.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Wed 22/51:58 p.m.ORD - YOW
Nonstop2h 08mUnited Airlines
Deal found 18/3C$ 734
Sat 27/45:24 p.m.YOW - ORD
Nonstop2h 25mUnited Airlines
Wed 1/56:22 p.m.ORD - YOW
Nonstop2h 10mUnited Airlines
Deal found 18/3C$ 739
Wed 3/75:30 p.m.YOW - ORD
Nonstop2h 25mAir Canada
Sun 7/76:34 p.m.ORD - YOW
Nonstop2h 18mAir Canada
Deal found 18/3C$ 759
Thu 5/911:25 a.m.YOW - ORD
Nonstop2h 17mAir Canada
Mon 9/97:25 a.m.ORD - YOW
Nonstop2h 08mAir Canada
Deal found 18/3C$ 770
Sat 18/55:24 p.m.YOW - ORD
Nonstop2h 25mAir Canada
Sat 25/56:30 p.m.ORD - YOW
Nonstop2h 18mAir Canada
Deal found 17/3C$ 803

Ottawa to Chicago flights leaving soon

Find last-minute flight options from Ottawa to Chicago for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Users seeking a last-minute flight from Ottawa to Chicago should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Mon 25/37:00 a.m.YOW - ORD
1 stop12h 42mMultiple Airlines
Fri 5/45:00 a.m.ORD - YOW
1 stop13h 34mMultiple Airlines
Deal found 18/3C$ 509
Mon 25/37:00 a.m.YOW - ORD
2 stops39h 10mMultiple Airlines
Fri 29/35:00 a.m.ORD - YOW
1 stop14h 34mMultiple Airlines
Deal found 18/3C$ 523
Thu 28/36:45 a.m.YOW - MDW
1 stop4h 35mPorter Airlines
Mon 1/48:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 544
Mon 25/35:30 p.m.YOW - ORD
1 stop9h 10mMultiple Airlines
Mon 1/45:20 p.m.ORD - YOW
1 stop25h 47mMultiple Airlines
Deal found 18/3C$ 585
Mon 25/35:30 p.m.YOW - ORD
1 stop9h 10mMultiple Airlines
Fri 29/35:00 a.m.ORD - YOW
1 stop14h 34mMultiple Airlines
Deal found 18/3C$ 594
Mon 25/35:30 p.m.YOW - ORD
1 stop9h 10mMultiple Airlines
Fri 5/45:20 p.m.ORD - YOW
2 stops18h 19mMultiple Airlines
Deal found 18/3C$ 601
Mon 25/36:45 a.m.YOW - MDW
1 stop4h 35mPorter Airlines
Fri 5/48:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 605
Mon 25/36:45 a.m.YOW - MDW
1 stop4h 35mPorter Airlines
Mon 1/48:00 a.m.MDW - YOW
1 stop3h 39mPorter Airlines
Deal found 18/3C$ 627
Mon 25/36:45 a.m.YOW - MDW
1 stop4h 35mPorter Airlines
Mon 1/411:05 a.m.MDW - YOW
1 stop4h 24mPorter Airlines
Deal found 18/3C$ 629

One-way flights to Chicago from Ottawa

Search for one-way flight options from Ottawa to Chicago. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
If you're seeking multiple options on one-way flights from Ottawa to Chicago, be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Ottawa to Chicago instead should update the search form at the top of page.
Tue 9/42:55 p.m.YOW - ORD
1 stop19h 43mMultiple Airlines
Deal found 18/3C$ 198
Mon 1/47:00 a.m.YOW - ORD
2 stops25h 37mMultiple Airlines
Deal found 18/3C$ 226
Mon 8/46:55 p.m.YOW - MDW
1 stop3h 42mPorter Airlines
Deal found 18/3C$ 241
Tue 9/42:55 p.m.YOW - ORD
2 stops31h 10mMultiple Airlines
Deal found 18/3C$ 244
Mon 8/44:10 p.m.YOW - ORD
1 stop19h 06mMultiple Airlines
Deal found 18/3C$ 263
Mon 8/49:55 a.m.YOW - ORD
3 stops25h 21mMultiple Airlines
Deal found 18/3C$ 264
Fri 5/41:15 p.m.YOW - MDW
1 stop4h 02mPorter Airlines
Deal found 18/3C$ 267
Tue 9/42:55 p.m.YOW - ORD
3 stops28h 48mMultiple Airlines
Deal found 18/3C$ 273
Tue 16/45:30 a.m.YOW - ORD
1 stop4h 24mAir Canada
Deal found 18/3C$ 280

Find flights from Ottawa to Chicago within your budget

Customize your flight search to find flights from Ottawa to Chicago 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 525,491 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 382 - C$ 854

Route

Depart

Return

Price

OttawaChicago Midway

YOW - MDW

YOWMDW

Ottawa

Wed 17/4

1 stop5h 47m

Chicago Midway

Wed 24/4

1 stop4h 24m

C$ 382

OttawaChicago Midway

YOW - MDW

YOWMDW

Ottawa

Wed 24/4

1 stop3h 42m

Chicago Midway

Wed 8/5

1 stop4h 24m

C$ 394

OttawaChicago Midway

YOW - MDW

YOWMDW

Ottawa

Mon 15/4

1 stop3h 57m

Chicago Midway

Mon 22/4

1 stop3h 39m

C$ 395

OttawaChicago O'Hare Intl

YOW - ORD

YOWORD

Ottawa

Wed 17/4

1 stop17h 38m

Chicago O'Hare Intl

Wed 24/4

1 stop15h 45m

C$ 413

OttawaChicago O'Hare Intl

YOW - ORD

YOWORD

Ottawa

Tue 30/4

1 stop10h 25m

Chicago O'Hare Intl

Tue 7/5

1 stop7h 56m

C$ 425

OttawaChicago O'Hare Intl

YOW - ORD

YOWORD

Ottawa

Sat 27/4

Nonstop2h 25m

Chicago O'Hare Intl

Wed 1/5

1 stop5h 40m

C$ 486

OttawaChicago O'Hare Intl

YOW - ORD

YOWORD

Ottawa

Wed 24/4

1 stop5h 11m

Chicago O'Hare Intl

Wed 8/5

1 stop6h 12m

C$ 489

OttawaChicago Midway

YOW - MDW

YOWMDW

Ottawa

Wed 24/4

2 stops9h 22m

Chicago Midway

Wed 8/5

2 stops13h 48m

C$ 742

OttawaChicago O'Hare Intl

YOW - ORD

YOWORD

Ottawa

Sat 27/4

2 stops11h 50m

Chicago O'Hare Intl

Wed 1/5

2 stops28h 52m

C$ 854

Flights are sorted by cheapest first

Deals found on 18/3

When is the best time to book a flight from Ottawa to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Chicago. Price data was last updated on 28 January 2024.
Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Ottawa to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Ottawa to Chicago. Price data was last updated on 17 March 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ottawa to Chicago flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Chicago by month

Plan your trip from Ottawa to Chicago by taking into account the cheapest months to travel. The average price of a one-way flight from Ottawa to Chicago is currently C$ 251 while a round-trip flight costs C$ 509. Price data was last updated on 10 March 2024.

Currently, January is the cheapest month in which you can book a flight from Ottawa to Chicago (average of C$ 261). Flying from Ottawa to Chicago in August is currently the most expensive (average of C$ 434). 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.

January

C$ 353

February

C$ 412

March

C$ 433

April

C$ 517

May

C$ 502

June

C$ 555

July

C$ 583

August

C$ 588

September

C$ 463

October

C$ 498

November

C$ 458

December

C$ 472

Temperature and rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

-5 - 23 °C

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 19 March 2024.
Read reviews from past customers who have flown United Airlines, Air Canada and Delta from Ottawa to Chicago. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,551 reviews
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.5
Good
3,066 reviews
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
460 reviews
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,602 reviews
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

7.0
Good
6,717 reviews
8.1
Very good
11,551 reviews

Entertainment

8.1

Overall

8.1

Comfort

7.9

Food

7.5

Boarding

8.2

Crew

8.6

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Chicago. 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 from for flights from Ottawa to Chicago?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly out of when you book flights from Ottawa to Chicago. 3 airlines have flights from Ottawa to Chicago on a regular basis. Booking flights from Ottawa to Chicago should not be difficult; the airport handles an average of 4 outbound flights to Chicago per day.

  • Can I find flights from Ottawa to Chicago for under C$ 400 on Cheapflights?

    Yes, there are multiple flights from Ottawa to Chicago for under C$ 400. The cheapest flight booked recently is on Porter Airlines for just C$ 382, but on average you can expect to pay C$ 425.

  • Are there direct flights from Ottawa to Chicago for under C$ 700 on Cheapflights?

    Cheapflights has 20 direct flights from Ottawa to Chicago under C$ 700. A good price for a direct flight from Ottawa to Chicago is less than C$ 892.

  • Are there last-minute flights available from Ottawa to Chicago for under C$ 600?

    There are currently 20+ open flights from Ottawa to Chicago within the next 7 days for less than C$ 600.

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

    Currently priced at C$ 382, Porter Airlines will fly you from Ottawa to Chicago and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Air Canada - these airlines can fly you to your destination from C$ 486 and C$ 489, respectively. You may be able to fly from Ottawa to Chicago for 33% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Ottawa to Chicago are Porter Airlines (C$ 241), Air Canada (C$ 280), and United Airlines (C$ 364).

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

    The top 3 most reliable airlines when flying from Ottawa to Chicago are Avianca (100%), ANA (93%) and Air Canada (93%).

  • What are the cheapest flights from Ottawa to Chicago?

    Looking at all options, your cheapest flight can be booked for C$ 311. While the most popular route (Ottawa - Chicago O'Hare Intl) can be booked for C$ 319 on average our data indicates C$ 1,375 when flying from Ottawa to Chicago.

  • What does YOW to ORD mean?

    Great question - YOW to ORD just means Ottawa Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

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Top 3 airlines flying from Ottawa to Chicago

Discover the top 3 airlines that operate flights from Ottawa to Chicago. 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 525,491 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 382AverageC$ 496FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 522AverageC$ 720FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 655AverageC$ 787FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Ottawa to Chicago by cabin class

Find flights from Ottawa to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Ottawa to Chicago

Find hourly flight availability from Ottawa to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2024.
58%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
42%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ottawa to Chicago

Explore weekly flight availability from Ottawa to Chicago. 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 19 March 2024.
Sunday4daily flights
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How does Cheapflights help users find flights from Ottawa to Chicago?

When you search for this flight from Ottawa to Chicago, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Chicago from Ottawa by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Chicago flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Ottawa to Chicago flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.