Find Cheap Flights from Chicago to Ottawa (CHI - YOW)

Flights overview

Useful information for finding cheap flights from Chicago to Ottawa and booking your next trip

Cheapest round-trip flights	$399	Air Canada 1 stop 5 hr Sat, May 30 — Sun, May 31	The cheapest round-trip flight from Chicago to Ottawa is currently $399
Cheapest one-way flight	$268	United 1 stop 10 hr Wed, Jun 17	The cheapest one-way flight from Chicago to Ottawa is currently $268
Cheapest nonstop flights	$746	United Nonstop 3 hr Thu, May 14 — Sun, May 17	The cheapest nonstop round-trip flight from Chicago to Ottawa is currently $746
Last-minute weekend getaway	$782	United Nonstop 3 hr Sat, Apr 18 — Sun, Apr 19	The cheapest last-minute weekend getaway from Chicago to Ottawa is currently $782
Cheapest business class flights	$859	Air Canada, United 1 stop 10 hr Sat, May 23 — Sun, May 24	The cheapest business class round-trip flight from Chicago to Ottawa is currently $859

Fastest flight	2 hr 12 min	The fastest nonstop flight from Chicago to Ottawa takes 2 hr 12 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Chicago to Ottawa is typically September. The most expensive month to fly is typically March.

September Cheapest	Typical prices: $370–730
March Most expensive	Typical prices: $510–840

Popular airlines from Chicago to Ottawa

United

Nonstop

from $592

Typical price: $475–850

21 weekly nonstop flights

ORD - YOW Every day

268 weekly connecting flights

ORD - YOW Every day
Air Canada

from $367

Typical price: $495–860

231 weekly connecting flights

ORD - YOW Every day
Porter Airlines

37 weekly connecting flights

MDW - YOW Every day
WestJet

from $899

Typical price: $850–1,350

2 weekly connecting flights

ORD - YOW Every Mon, Fri

Popular airports near Chicago

Chicago O'Hare International Airport (ORD)

Chicago United States 25 min 16 mi
Chicago Midway International Airport (MDW)

Chicago United States 24 min 9 mi
Milwaukee Mitchell International Airport (MKE)

Milwaukee United States 1 hr 23 min 75 mi
Indianapolis International Airport (IND)

Indianapolis United States 2 hr 58 min 165 mi

Popular airports near Ottawa

Ottawa International Airport (YOW)

Ottawa Canada 21 min 7 mi
Montréal-Pierre Elliott Trudeau International Airport (YUL)

Montreal Canada 1 hr 54 min 94 mi
Montreal Metropolitan Airport (YHU)

Montreal Canada 2 hr 25 min 111 mi
Gatineau-Ottawa Executive Airport (YND)

Ottawa Canada 22 min 9 mi

Frequently asked questions about flying from Chicago to Ottawa

The cheapest flights from Chicago to Ottawa are usually in September. Typical ticket prices in September range from $370 to $730.

The cheapest round-trip flight from Chicago to Ottawa recently found on Google Flights was with Air Canada from $399. The cheapest one-way flight was with United from $268.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Chicago to Ottawa is $592, flying from May 30 to May 31.
The cheapest Air Canada flight from Chicago to Ottawa is $367, flying from Jun 27 to Jun 28.
The cheapest WestJet flight from Chicago to Ottawa is $899, flying from May 23 to May 24.

The cheapest round-trip flight from Chicago to Ottawa starts at $399 from Sat, May 30 to Sun, May 31. The cheapest one-way flight starts at $268 and departs on Wed, Jun 17.

2 hr 12 min is the shortest flight time from Chicago to Ottawa.

The most popular time to visit Ottawa is May–Aug, which includes the mild weather of late spring and the warm, humid summer, as well as big events such as the Bluesfest concert (Jul). Winters (Jan–Mar) are very cold, with frequent snow, but many travel here in Feb, when the Winterlude festival brings 3 weekends of ice- and snow-related entertainment to the Rideau Canal Skateway.

It's easy to use Google Flights to find the cheapest days to fly from Chicago to Ottawa.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Chicago to Ottawa really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Chicago to Ottawa.

In terms of nonstop flights, United is the most popular. United offers 21 nonstop flights and 268 connecting flights per week. United flies from Chicago O'Hare International Airport (ORD) to Ottawa International Airport (YOW) .

Other popular airlines flying from Chicago to Ottawa are:

Air Canada offers 231 connecting flights per week. Air Canada flies from Chicago O'Hare International Airport (ORD) to Ottawa International Airport (YOW) .
Porter Airlines offers 37 connecting flights per week. Porter Airlines flies from Chicago Midway International Airport (MDW) to Ottawa International Airport (YOW) .
WestJet offers 2 connecting flights per week. WestJet flies from Chicago O'Hare International Airport (ORD) to Ottawa International Airport (YOW) .

The number of connecting flights refers to distinct flights with at least one stop between Chicago and Ottawa.

The cheapest round-trip flight from Chicago to Ottawa recently found on Google Flights was with Air Canada from $399. The cheapest one-way flight was with United from $268.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Chicago to Ottawa is $592, flying from May 30 to May 31.
The cheapest Air Canada flight from Chicago to Ottawa is $367, flying from Jun 27 to Jun 28.
The cheapest WestJet flight from Chicago to Ottawa is $899, flying from May 23 to May 24.

United flies direct from Chicago to Ottawa.

There are 21 United direct flights from Chicago to Ottawa per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Chicago and Ottawa at price $782 is offered by United from Sat, Apr 18 to Sun, Apr 19.

United flies direct from Chicago to Ottawa.

There are 21 United direct flights from Chicago to Ottawa per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Chicago to Ottawa on a daily basis.

The cheapest direct (nonstop) round-trip flights between Chicago and Ottawa start at $746 from Thu, May 14 to Sun, May 17 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Chicago to Ottawa, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Chicago and Ottawa start at $859 from Sat, May 23 to Sun, May 24 with Air Canada, United.

The cheapest economy class round-trip flights between Chicago and Ottawa start at $399 from Sat, May 30 to Sun, May 31.

To book business class trips from Chicago to Ottawa, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Chicago and Ottawa starts at $782 from Sat, Apr 18 to Sun, Apr 19 with United.

The cheapest last-minute deal between Chicago and Ottawa at price $782 is offered by United from Sat, Apr 18 to Sun, Apr 19.

To find last-minute flight deals from Chicago to Ottawa, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.