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Cheap flights from Chicago (CHI) to Ottawa (YOW) from $137

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 6/5. 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.
CHI — YOW
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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The best prices from Chicago to Ottawa are usually found in October or February, booked 88 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

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 May 5, 2024.

Popular in

April

Cheapest in

October

Round-trip from

$283

One-way from

$137
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From Chicago (CHI) to Ottawa
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One-way flight from Chicago (CHI) to Ottawa
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What is the cheapest day to fly round-trip from Chicago to Ottawa?

Sunday flights are generally found to be more expensive for flights from Chicago to Ottawa. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ottawa.

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

To save on the cost of your flight from Chicago to Ottawa, book at least 46 days before your planned departure. Booking around this time can save you about 27% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $356 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $626.

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

Our data shows that October tends to be the cheapest month to fly to Ottawa from Chicago. Users have commonly found prices around $432 for the month, but tickets can be as low as $297. Due to multiple factors, prepare for potentially higher prices in April.

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

It’s typically best to fly out from Chicago to Ottawa in the afternoon. Doing so could potentially save you 39% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap Porter Airlines flights from Chicago to Ottawa

Explore cheap flight options specifically provided by Porter Airlines for the route between Chicago and Ottawa. 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 2,795,183 searches. Data last updated May 5, 2024.
Check out some of the cheapest Porter Airlines flights we've come across from Chicago to Ottawa. Deals update often to give you more flight options matching your criteria
Sun 5/2612:15 pmMDW - YOW
1 stop6h 39mPorter Airlines
Thu 6/135:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$396
Sat 6/88:00 amMDW - YOW
1 stop6h 14mPorter Airlines
Fri 7/265:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$400
Mon 6/1011:25 amMDW - YOW
1 stop4h 04mPorter Airlines
Fri 7/266:55 pmYOW - MDW
1 stop3h 42mPorter Airlines
Deal found 5/3$401
Wed 6/2611:05 amMDW - YOW
1 stop4h 24mPorter Airlines
Wed 7/35:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/4$411
Tue 6/118:00 amMDW - YOW
1 stop3h 39mPorter Airlines
Fri 7/266:55 pmYOW - MDW
1 stop3h 42mPorter Airlines
Deal found 5/3$416
Tue 6/1111:05 amMDW - YOW
1 stop4h 24mPorter Airlines
Sun 7/2110:45 amYOW - MDW
1 stop6h 32mPorter Airlines
Deal found 5/3$417
Sat 6/88:00 amMDW - YOW
1 stop6h 14mPorter Airlines
Thu 7/256:55 pmYOW - MDW
1 stop3h 42mPorter Airlines
Deal found 5/3$418
Sat 5/258:00 amMDW - YOW
1 stop4h 54mPorter Airlines
Wed 5/295:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$420
Mon 6/1011:25 amMDW - YOW
1 stop4h 04mPorter Airlines
Thu 7/255:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$421

Cheap Air Canada flights from Chicago to Ottawa

Explore cheap flight options specifically provided by Air Canada for the route between Chicago and Ottawa. 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 2,795,183 searches. Data last updated May 5, 2024.
Some of the lowest-priced Air Canada flights we've found at this time heading from Chicago to Ottawa. Deals frequently update to provide users with more options.
Tue 6/116:30 pmORD - YOW
Nonstop2h 18mAir Canada
Tue 7/239:20 amYOW - ORD
1 stop4h 34mAir Canada
Deal found 5/3$615
Fri 9/207:25 amORD - YOW
Nonstop2h 08mAir Canada
Sat 9/285:30 pmYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/4$653
Wed 6/266:30 pmORD - YOW
Nonstop2h 18mAir Canada
Wed 7/36:30 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/4$656
Mon 5/276:00 pmORD - YOW
1 stop6h 32mAir Canada
Mon 6/36:38 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/4$659
Sun 6/96:00 pmORD - YOW
1 stop6h 32mAir Canada
Tue 7/235:55 amYOW - ORD
1 stop5h 06mAir Canada
Deal found 5/3$660
Wed 6/262:15 pmORD - YOW
1 stop4h 58mAir Canada
Wed 7/311:00 amYOW - ORD
1 stop4h 40mAir Canada
Deal found 5/4$661
Tue 6/116:30 pmORD - YOW
Nonstop2h 18mAir Canada
Thu 6/138:10 amYOW - ORD
1 stop6h 03mAir Canada
Deal found 5/3$665
Fri 6/211:55 pmORD - YOW
Nonstop2h 09mAir Canada
Tue 6/256:38 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/3$703
Thu 6/276:34 pmORD - YOW
Nonstop2h 18mAir Canada
Sun 6/306:30 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/3$746

Cheap Chicago to Ottawa flights in May & June 2024

Find cheap flight options from Chicago to Ottawa specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 5, 2024.
Scroll through some of the best deals on flights from Chicago to Ottawa in 2024. Check back soon for alternative fares.
Tue 6/115:07 pmORD - YOW
1 stop17h 35mMultiple Airlines
Tue 7/238:50 amYOW - ORD
1 stop14h 01mMultiple Airlines
Deal found 5/3$350
Wed 5/297:20 amORD - YOW
2 stops11h 47mMultiple Airlines
Sat 6/13:00 pmYOW - ORD
1 stop7h 46mMultiple Airlines
Deal found 5/2$356
Wed 5/2911:14 amORD - YOW
1 stop7h 53mMultiple Airlines
Sat 6/13:00 pmYOW - ORD
1 stop7h 46mMultiple Airlines
Deal found 5/2$368
Wed 6/1211:24 amORD - YOW
1 stop7h 43mMultiple Airlines
Tue 7/238:50 amYOW - ORD
1 stop8h 42mMultiple Airlines
Deal found 5/3$387
Tue 6/1111:24 amORD - YOW
1 stop7h 43mMultiple Airlines
Tue 7/231:15 pmYOW - ORD
2 stops9h 36mMultiple Airlines
Deal found 5/3$389
Sun 5/2612:15 pmMDW - YOW
1 stop6h 39mPorter Airlines
Thu 6/135:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$396
Sat 6/88:00 amMDW - YOW
1 stop6h 14mPorter Airlines
Fri 7/265:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$400
Mon 6/1011:25 amMDW - YOW
1 stop4h 04mPorter Airlines
Fri 7/266:55 pmYOW - MDW
1 stop3h 42mPorter Airlines
Deal found 5/3$401
Wed 6/55:39 amORD - YOW
1 stop10h 48mMultiple Airlines
Fri 6/74:35 pmYOW - ORD
1 stop16h 49mMultiple Airlines
Deal found 5/3$403

Chicago to Ottawa 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Ottawa in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Scroll through some of the best deals on flights from Chicago to Ottawa in 2024. Check back soon for alternative fares.
Tue 6/115:07 pmORD - YOW
1 stop17h 35mMultiple Airlines
Tue 7/238:50 amYOW - ORD
1 stop14h 01mMultiple Airlines
Deal found 5/3$350
Wed 5/297:20 amORD - YOW
2 stops11h 47mMultiple Airlines
Sat 6/13:00 pmYOW - ORD
1 stop7h 46mMultiple Airlines
Deal found 5/2$356
Wed 5/2911:14 amORD - YOW
1 stop7h 53mMultiple Airlines
Sat 6/13:00 pmYOW - ORD
1 stop7h 46mMultiple Airlines
Deal found 5/2$368
Wed 6/1211:24 amORD - YOW
1 stop7h 43mMultiple Airlines
Tue 7/238:50 amYOW - ORD
1 stop8h 42mMultiple Airlines
Deal found 5/3$387
Tue 6/1111:24 amORD - YOW
1 stop7h 43mMultiple Airlines
Tue 7/231:15 pmYOW - ORD
2 stops9h 36mMultiple Airlines
Deal found 5/3$389
Sun 5/2612:15 pmMDW - YOW
1 stop6h 39mPorter Airlines
Thu 6/135:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$396
Sat 6/88:00 amMDW - YOW
1 stop6h 14mPorter Airlines
Fri 7/265:10 pmYOW - MDW
1 stop5h 27mPorter Airlines
Deal found 5/3$400
Mon 6/1011:25 amMDW - YOW
1 stop4h 04mPorter Airlines
Fri 7/266:55 pmYOW - MDW
1 stop3h 42mPorter Airlines
Deal found 5/3$401
Wed 6/55:39 amORD - YOW
1 stop10h 48mMultiple Airlines
Fri 6/74:35 pmYOW - ORD
1 stop16h 49mMultiple Airlines
Deal found 5/3$403

Non-stop flights to Ottawa from Chicago

Discover non-stop flight options from Chicago to Ottawa. 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 2,795,183 searches. Data last updated May 5, 2024.
If you're seeking options on non-stop flights from Chicago to Ottawa, check out these fares. Select from other flights from Chicago to Ottawa by using the search form above.
Fri 9/207:25 amORD - YOW
Nonstop2h 08mAir Canada
Sat 9/285:30 pmYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/4$653
Sat 6/86:30 pmORD - YOW
Nonstop2h 18mAir Canada
Fri 7/265:30 pmYOW - ORD
Nonstop2h 25mAir Canada
Deal found 5/3$654
Wed 6/266:30 pmORD - YOW
Nonstop2h 18mAir Canada
Wed 7/36:30 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/4$656
Tue 6/116:30 pmORD - YOW
Nonstop2h 18mAir Canada
Thu 6/135:26 pmYOW - ORD
Nonstop2h 25mAir Canada
Deal found 5/3$660
Thu 6/276:34 pmORD - YOW
Nonstop2h 18mUnited Airlines
Tue 7/95:30 pmYOW - ORD
Nonstop2h 25mUnited Airlines
Deal found 5/4$682
Sat 6/86:30 pmORD - YOW
Nonstop2h 18mUnited Airlines
Sun 7/216:30 amYOW - ORD
Nonstop2h 22mUnited Airlines
Deal found 5/3$694
Sat 6/11:55 pmORD - YOW
Nonstop2h 09mUnited Airlines
Sat 6/85:26 pmYOW - ORD
Nonstop2h 25mUnited Airlines
Deal found 5/4$695
Wed 10/237:25 amORD - YOW
Nonstop2h 08mUnited Airlines
Sun 10/276:40 pmYOW - ORD
Nonstop2h 08mUnited Airlines
Deal found 5/2$699
Fri 6/211:55 pmORD - YOW
Nonstop2h 09mAir Canada
Tue 6/256:38 amYOW - ORD
Nonstop2h 22mAir Canada
Deal found 5/3$703

Chicago to Ottawa flights leaving soon

Find last-minute flight options from Chicago to Ottawa 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 2,795,183 searches. Data last updated May 5, 2024.
Book one of these great deals on flights from Chicago to Ottawa. Users should examine the flight details to ensure there are no surprises.
Mon 5/136:40 pmORD - YOW
2 stops28h 48mMultiple Airlines
Wed 5/294:15 pmYOW - ORD
1 stop9h 53mMultiple Airlines
Deal found 5/4$464
Mon 5/139:25 pmORD - YOW
3 stops26h 03mMultiple Airlines
Wed 5/294:15 pmYOW - ORD
1 stop8h 37mMultiple Airlines
Deal found 5/4$489
Mon 5/139:25 pmORD - YOW
3 stops26h 03mMultiple Airlines
Wed 5/297:50 amYOW - ORD
2 stops17h 02mMultiple Airlines
Deal found 5/4$496
Mon 5/138:00 amMDW - YOW
1 stop3h 39mPorter Airlines
Wed 5/1511:30 amYOW - MDW
1 stop5h 47mPorter Airlines
Deal found 5/3$553
Mon 5/138:25 amORD - YOW
1 stop7h 42mMultiple Airlines
Wed 5/294:15 pmYOW - ORD
1 stop9h 53mMultiple Airlines
Deal found 5/4$727
Mon 5/139:25 pmORD - YOW
3 stops26h 03mMultiple Airlines
Fri 5/178:15 pmYOW - ORD
1 stop21h 50mMultiple Airlines
Deal found 5/4$953
Mon 5/136:01 pmORD - YOW
1 stop6h 31mAir Canada
Wed 5/295:26 pmYOW - ORD
Nonstop2h 25mAir Canada
Deal found 5/4$984
Mon 5/136:22 pmORD - YOW
Nonstop2h 10mAir Canada
Wed 5/295:26 pmYOW - ORD
Nonstop2h 25mAir Canada
Deal found 5/4$1,047
Mon 5/135:41 pmORD - YOW
2 stops29h 47mMultiple Airlines
Fri 5/176:00 amYOW - ORD
1 stop12h 05mMultiple Airlines
Deal found 5/4$1,129

One-way flights to Ottawa from Chicago

Search for one-way flight options from Chicago to Ottawa. 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 2,795,183 searches. Data last updated May 5, 2024.
Users traveling one-way from Chicago to Ottawa can select one of these great deals. Users can also find round-trip Chicago to Ottawa flights by using the search form above.
Wed 6/55:07 pmORD - YOW
1 stop21h 45mMultiple Airlines
Deal found 5/3$137
Wed 6/57:40 amORD - YOW
2 stops11h 27mMultiple Airlines
Deal found 5/3$141
Wed 5/2911:14 amORD - YOW
1 stop23h 28mMultiple Airlines
Deal found 5/4$153
Tue 5/216:40 pmORD - YOW
2 stops20h 12mMultiple Airlines
Deal found 5/3$154
Wed 5/297:20 amORD - YOW
2 stops11h 47mMultiple Airlines
Deal found 5/4$157
Tue 5/215:19 pmORD - YOW
1 stop17h 23mMultiple Airlines
Deal found 5/3$166
Wed 6/58:02 pmORD - YOW
3 stops21h 13mMultiple Airlines
Deal found 5/3$195
Mon 5/278:00 amMDW - YOW
1 stop3h 39mPorter Airlines
Deal found 5/3$197
Thu 6/69:10 pmORD - YOW
2 stops18h 19mMultiple Airlines
Deal found 5/3$202

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 2,795,183 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$350 - $724

Route

Depart

Return

Price

Chicago O'Hare IntlOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 6/11

1 stop17h 35m

Ottawa

Tue 7/23

1 stop14h 01m

$350

Chicago O'Hare IntlOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 5/29

2 stops11h 47m

Ottawa

Sat 6/1

1 stop7h 46m

$356

Chicago O'Hare IntlOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 5/29

1 stop7h 53m

Ottawa

Sat 6/1

1 stop7h 46m

$368

Chicago MidwayOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sun 5/26

1 stop6h 39m

Ottawa

Thu 6/13

1 stop5h 27m

$396

Chicago MidwayOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 6/8

1 stop6h 14m

Ottawa

Fri 7/26

1 stop5h 27m

$400

Chicago MidwayOttawa

MDW - YOW

MDWYOW

Chicago Midway

Mon 6/10

1 stop4h 04m

Ottawa

Fri 7/26

1 stop3h 42m

$401

Chicago O'Hare IntlOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Tue 6/11

Nonstop2h 18m

Ottawa

Tue 7/23

1 stop4h 34m

$615

Chicago O'Hare IntlOttawa

ORD - YOW

ORDYOW

Chicago O'Hare Intl

Wed 6/12

1 stop6h 56m

Ottawa

Fri 7/26

Nonstop2h 25m

$654

Chicago MidwayOttawa

MDW - YOW

MDWYOW

Chicago Midway

Sat 8/17

2 stops25h 27m

Ottawa

Sun 8/25

2 stops25h 12m

$724

Flights are sorted by cheapest first

Deals found on 5/3

When is the best time to 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 January 28, 2024.
To ensure you get the cheapest price possible for a flight from Chicago to Ottawa, you should look to book at least 87 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.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Ottawa. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Ottawa flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Ottawa by month

Plan your trip from Chicago to Ottawa by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to Ottawa is currently $167 while a round-trip flight costs $474. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from Chicago to Ottawa (average of $283). Flying from Chicago to Ottawa in July is currently the most expensive (average of $488). 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

$283

February

$350

March

$345

April

$312

May

$381

June

$383

July

$488

August

$454

September

$459

October

$360

November

$312

December

$339

Temperature and rainfall in Ottawa by month

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

YOW

Temperature

14 - 69.8 °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 May 5, 2024.
Read through reviews of airlines operating flights from Chicago to Ottawa, such as Porter Airlines, Air Canada and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.6
Good
2,962 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.3

Food

6.5

Crew

8.2

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

WestJet
7.6
Good
2,962 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.3

Food

6.5

Crew

8.2

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Porter Airlines
7.4
Good
430 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.3

Food

6.5

Crew

8.2

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

United Airlines
7.4
Good
11,125 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.3

Food

6.5

Crew

8.2

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

Air Canada
7.0
Good
6,904 reviews
WestJet
7.6
Good
2,962 reviews
Check prices

Boarding

7.7

Overall

7.6

Comfort

7.3

Food

6.5

Crew

8.2

Entertainment

6.5

Reviews

1 / 10

We had a great experience with the flight back to Toronto and crew were awesome.

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?

    Ottawa (YOW), located 6.6 mi from the city center, is the airport you fly into when you book flights from Chicago to Ottawa. 3 airlines have flights to Ottawa from Chicago on a regular basis. Booking flights from Chicago to Ottawa should not be difficult; the airport handles an average of 4 inbound flights from Chicago per day.

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

    Yes, there are multiple flights from Chicago to Ottawa for under $400. The cheapest flight booked recently is on Multiple Airlines for just $350, but on average you can expect to pay $401.

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

    Cheapflights has at least 20 direct flights from Chicago to Ottawa under $700. A good price for a nonstop flight from Chicago to Ottawa is less than $791.

  • Are there last-minute flights available from Chicago to Ottawa for under $500?

    There are currently 12+ open flights from Chicago to Ottawa within the next 7 days for less than $500.

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

    Flying on Porter Airlines is currently your cheapest option to Ottawa, with prices starting at $396. Porter Airlines is 8% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular airlines that fly from Chicago to Ottawa?

    Air Canada, Porter Airlines and United Airlines are the most popular airlines when flying from Chicago to Ottawa.

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

    The top 3 most reliable airlines when flying from Chicago to Ottawa are United Airlines (90%), Republic Airways (90%) and Air Canada (90%).

  • What are the cheapest flights from Chicago to Ottawa?

    While on average a flight from Chicago to Ottawa is generally $581, our data shows the cheapest flight currently is $279. When looking at the most popular route, (Chicago O'Hare Intl - Ottawa), you can expect to pay $350 for that flight.

  • What does ORD to YOW mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Ottawa Airport flight would often be abbreviated as a ORD to YOW flight. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Chicago to Ottawa that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Ottawa flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Ottawa with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Ottawa flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Chicago to Ottawa that allow pets onboard?

    Many airlines flying from Chicago to Ottawa offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Ottawa?

    Yes, you can often find last-minute deals on Chicago to Ottawa flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Ottawa flight deals updated?

    The Chicago to Ottawa flight deals you see on this page were last updated on 5/3.

See more FAQs

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Alternative routes for Chicago 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 Chicago to Ottawa

Discover the top 3 airlines that operate flights from Chicago 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 2,795,183 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$260Average$498FlexibilityNo cancel feeOn-time67%
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United AirlinesCheapest$307Average$770FlexibilityNo cancel feeOn-time69%
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Porter AirlinesCheapest$324Average$496FlexibilityNo cancel feeOn-time52%
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Search flights from Chicago to Ottawa by cabin class

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

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 May 5, 2024.
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100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
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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 May 5, 2024.
Sunday4daily flights
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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 helps you search for flights from Chicago to Ottawa via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Chicago to Ottawa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chicago to Ottawa, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Chicago today and book when prices fit your budget.

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