Cheap Flights from Ottawa to O'Hare Intl from C$ 336

How to find the cheapest flight from
Ottawa (YOW) to O'Hare Intl (ORD)

All the information you need to plan the best YOW to ORD flight in 2021: compare Ottawa to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.

YOW - ORD Price	C$ 314 - C$ 471
ORD Temperature	-5 - 23 °C
ORD Precipitation	43 - 125 mm

Popular in December High demand for flights, 15% potential price rise
Cheapest in April Best time to find cheap flights, 22% potential price drop
Round-trip from NT$314 From Ottawa to Chicago O'Hare Intl
One-way from C$ 336 One-way flight from Ottawa to Chicago O'Hare Intl

Popular in

December

High demand for flights, 15% potential price rise

Cheapest in

April

Best time to find cheap flights, 22% potential price drop

Round-trip from

NT$314

From Ottawa to Chicago O'Hare Intl

One-way from

C$ 336

One-way flight from Ottawa to Chicago O'Hare Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

How far in advance should I book a flight from Ottawa to Chicago O'Hare Intl Airport?

To save up to 63% on this flight, we recommend booking at least 46 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ottawa to Chicago O'Hare Intl Airport from C$ 492 1-2 weeks out and tickets from C$ 622 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ottawa to Chicago O'Hare Intl Airport?

Flights from Ottawa to Chicago O'Hare Intl Airport lean towards being more expensive in December. Prices are generally better when you fly from Ottawa to Chicago O'Hare Intl Airport in August, with the cheapest ticket starting at C$ 335.

When is the cheapest time to fly from Ottawa to Chicago O'Hare Intl Airport (YOW - ORD)?

When flying from Ottawa to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Ottawa to O'Hare Intl in September, October 2021

The best prices found for YOW to ORD flights for September, October

6 Oct - 13 Oct

C$ 476pp

YOW

Ottawa

Multiple Airlines

3 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Multiple Airlines

3 STOPS

YOW

Ottawa

20 Oct - 24 Oct

C$ 493pp

YOW

Ottawa

Air Canada

1 STOP

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Air Canada

1 STOP

YOW

Ottawa

22 Oct - 25 Oct

C$ 497pp

YOW

Ottawa

Multiple Airlines

3 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Multiple Airlines

3 STOPS

YOW

Ottawa

Ottawa to O'Hare Intl 2021 flight deals

Cheap flights to O'Hare Intl from Ottawa found for this year

1 Nov - 3 Nov

C$ 388pp

YOW

Ottawa

Multiple Airlines

3 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Multiple Airlines

1 STOP

YOW

Ottawa

1 Nov - 3 Nov

C$ 416pp

YOW

Ottawa

Multiple Airlines

3 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Multiple Airlines

2 STOPS

YOW

Ottawa

10 Dec - 12 Dec

C$ 432pp

YOW

Ottawa

Air Canada

1 STOP

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Air Canada

1 STOP

YOW

Ottawa

Direct flights to O'Hare Intl from Ottawa

Save time with Ottawa to O'Hare Intl direct flight deals

2 Feb - 16 Feb

C$ 476pp

YOW

Ottawa

United Airlines

Direct

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

United Airlines

Direct

YOW

Ottawa

Last minute flights from Ottawa to O'Hare Intl

Late deals on round-trip flights to O'Hare Intl from Ottawa, departing today and this week

5 Oct - 7 Oct

C$ 547pp

YOW

Ottawa

Multiple Airlines

3 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Multiple Airlines

3 STOPS

YOW

Ottawa

5 Oct - 7 Oct

C$ 718pp

YOW

Ottawa

Air Canada

1 STOP

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Air Canada

1 STOP

YOW

Ottawa

5 Oct - 7 Oct

C$ 726pp

YOW

Ottawa

Air Canada

2 STOPS

ORD

Chicago O'Hare Intl

ORD

Chicago O'Hare Intl

Air Canada

1 STOP

YOW

Ottawa

One-way flights to O'Hare Intl from Ottawa

The cheapest one-way flights from Ottawa to O'Hare Intl

6:00 a.m. - 2:47 p.m.

Air Canada

2 stops

9h 47m

YOW - ORD

C$ 336

1:45 a.m. - 2:47 p.m.

United Airlines

2 stops

14h 02m

YOW - ORD

C$ 383

United

5:05 a.m. - 8:03 p.m.

Multiple Airlines

3 stops

15h 58m

YOW - ORD

C$ 393

FlyFar

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ottawa</span> to <span class="emphasized">O'Hare Intl</span> flights.

Flight FAQs

From Ottawa to O'Hare Intl

What airport do you fly from for flights from Ottawa to Chicago O'Hare Intl?

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 O'Hare Intl. 5 airlines have flights from Ottawa to Chicago O'Hare Intl on a regular basis. Booking flights from Ottawa to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

Which airlines flying from Ottawa to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Air Canada, United Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are there direct flights from Ottawa to Chicago O'Hare Intl Airport for under C$ 500 on Cheapflights?

Cheapflights has 1 direct flight from Ottawa to Chicago O'Hare Intl Airport under C$ 500. A good price for a direct flight from Ottawa to Chicago O'Hare Intl Airport is less than C$ 476.

Are there last-minute flights available from Ottawa to Chicago O'Hare Intl Airport for under C$ 600?

There are currently 14+ open flights from Ottawa to Chicago O'Hare Intl Airport within the next 7 days for less than C$ 600.

What are the most popular airlines that fly from Ottawa to Chicago O'Hare Intl Airport?

Before booking your flight from Ottawa to Chicago O'Hare Intl Airport check out the most popular airlines for this route: American Airlines, Air Canada or Delta.

What are the cheapest flights from Ottawa to Chicago O'Hare Intl Airport?

Looking for the cheapest flight from Ottawa to Chicago O'Hare Intl Airport? While on average our users pay C$ 348, our data indicates the cheapest price to be C$ 186. The most popular route (Ottawa - Chicago O'Hare Intl), is priced around C$ 388.

Rent a Car

Car Rentals in O'Hare Intl Car Rentals in USA

COVID Restrictions

View COVID Travel Restrictions for O'Hare Intl (ORD)

Do I need a COVID test to fly to O'Hare Intl from Ottawa?

Information is based on travel restrictions from Ottawa to Chicago O'Hare Intl

Most visitors from Ottawa need to provide a negative COVID-19 test result and/or quarantine to enter Chicago O'Hare Intl.

COVID-19 testing requirements
Visitors from Ottawa must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago O'Hare Intl.

Quarantine requirements
Visitors from Ottawa are not required to quarantine after entering Chicago O'Hare Intl.

Do I need a test to fly back to Ottawa from O'Hare Intl?

Returning to Ottawa from Chicago O'Hare Intl

COVID-19 testing requirements
Visitors from Chicago O'Hare Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Ottawa.

Quarantine requirements
Visitors from Chicago O'Hare Intl are not required to quarantine after entering Ottawa.

Hide COVID Travel Restrictions for O'Hare Intl (ORD)

Alternative routes for Ottawa to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Ottawa to Chicago from C$ 341 pp

Destination information for O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Ottawa to O'Hare Intl.

C$ 1 = $0.79

25.0 °C

86.0 mm

Airports servicing Ottawa

Ottawa (YOW)

Airports servicing Chicago

O'Hare Intl (ORD)

Airline	Cheapest	Average	Flexibility	On-time
Delta	C$ 187	C$ 435	No cancel fee	N/A	Search Delta flights
American Airlines	C$ 250	C$ 426	No cancel fee	71%	Search American Airlines flights
Air Canada	C$ 315	C$ 539	No cancel fee	67%	Search Air Canada flights
WestJet	C$ 334	C$ 421	No cancel fee	60%	Search WestJet flights
United Airlines	C$ 348	C$ 512	No cancel fee	69%	Search United Airlines flights

Cheap flights from Ottawa to O'Hare Intl

How to find the cheapest flight from Ottawa (YOW) to O'Hare Intl (ORD)

All the information you need to plan the best YOW to ORD flight in 2021: compare Ottawa to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.

How far in advance should I book a flight from Ottawa to Chicago O'Hare Intl Airport?

What is the cheapest month to fly from Ottawa to Chicago O'Hare Intl Airport?

When is the cheapest time to fly from Ottawa to Chicago O'Hare Intl Airport (YOW - ORD)?

Cheap flights from Ottawa to O'Hare Intl in September, October 2021

The best prices found for YOW to ORD flights for September, October

Ottawa to O'Hare Intl 2021 flight deals

Cheap flights to O'Hare Intl from Ottawa found for this year

Direct flights to O'Hare Intl from Ottawa

Save time with Ottawa to O'Hare Intl direct flight deals

Last minute flights from Ottawa to O'Hare Intl

Late deals on round-trip flights to O'Hare Intl from Ottawa, departing today and this week

One-way flights to O'Hare Intl from Ottawa

The cheapest one-way flights from Ottawa to O'Hare Intl

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ottawa</span> to <span class="emphasized">O'Hare Intl</span> flights.

Flight FAQs

From Ottawa to O'Hare Intl

What airport do you fly from for flights from Ottawa to Chicago O'Hare Intl?

Which airlines flying from Ottawa to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Are there direct flights from Ottawa to Chicago O'Hare Intl Airport for under C$ 500 on Cheapflights?

Are there last-minute flights available from Ottawa to Chicago O'Hare Intl Airport for under C$ 600?

What are the most popular airlines that fly from Ottawa to Chicago O'Hare Intl Airport?

What are the cheapest flights from Ottawa to Chicago O'Hare Intl Airport?

Related searches

Flights to O'Hare Intl from Ottawa (YOW)

Rent a Car

COVID Restrictions

Do I need a COVID test to fly to O'Hare Intl from Ottawa?

Do I need a test to fly back to Ottawa from O'Hare Intl?

Alternative routes for Ottawa to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for O'Hare Intl

Things to know before you go - useful duration and weather info for your trip from Ottawa to O'Hare Intl.

Airports servicing Ottawa

Airports servicing Chicago

Top 5 airlines flying from Ottawa to Chicago O'Hare Intl

The chart below displays the airlines Cheapflights users travelling from Ottawa to O'Hare Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2021.

How to find the cheapest flight from
Ottawa (YOW) to O'Hare Intl (ORD)