HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Calgary

$73+ Cheap flights from O'Hare Intl (ORD) to Calgary (YYC)

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYC
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Calgary with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Calgary are usually found in May or October, booked 85 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from O'Hare Intl to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Calgary (YYC). 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 July 28, 2025.

Round-trip from

$160
(FlightHub)

One-way from

$73
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$321

Good round-trip deal

$218 or less

Good one-way deal

$94 or less
From Chicago O'Hare Intl to Calgary
Search Deals
One-way flight from Chicago O'Hare Intl to Calgary
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Calgary.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Calgary.
Search Deals

Find flight deals from O'Hare Intl to Calgary

Cheapest flights from O'Hare Intl to Calgary
Explore the most affordable flight options available from O'Hare Intl to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/245:30 pmORD - YYC
Nonstop3h 49mWestJet
Sat 9/2712:15 pmYYC - ORD
Nonstop3h 28mWestJet
Deal found 7/26$160
This Flightnetwork deal was found by Cheapflights users on 7/25. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:30 pmORD - YYC
Nonstop3h 49mMultiple Airlines
Sat 8/306:00 amYYC - ORD
1 stop8h 04mMultiple Airlines
Deal found 7/25$181
This United Airlines deal was found by Cheapflights users on 7/26. 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 10/148:47 amORD - YYC
Nonstop3h 51mUnited Airlines
Thu 10/2312:38 pmYYC - ORD
Nonstop3h 32mUnited Airlines
Deal found 7/26$197
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/229:49 amORD - YYC
Nonstop3h 45mAmerican Airlines
Tue 10/281:29 pmYYC - ORD
Nonstop3h 25mAmerican Airlines
Deal found 7/27$199
This Air Canada deal was found by Cheapflights users on 7/26. 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.
Wed 10/153:35 pmORD - YYC
1 stop8h 41mAir Canada
Fri 10/241:10 amYYC - ORD
1 stop7h 41mAir Canada
Deal found 7/26$207

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Calgary 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 2,558,603 searches. Data last updated July 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Calgary that are best for you.

Fly from

O'Hare Intl

Fly to

Calgary

Route

Depart

Return

Price

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Wed 9/24

5:30 pm-8:19 pm

Nonstop3h 49m

Calgary

Sat 9/27

12:15 pm-4:43 pm

Nonstop3h 28m

$160

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Sat 8/23

5:30 pm-8:19 pm

Nonstop3h 49m

Calgary

Sat 8/30

6:00 am-3:04 pm

1 stop8h 04m

$181

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Tue 10/14

8:47 am-11:38 am

Nonstop3h 51m

Calgary

Thu 10/23

12:38 pm-5:10 pm

Nonstop3h 32m

$197

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Wed 10/22

9:49 am-12:34 pm

Nonstop3h 45m

Calgary

Tue 10/28

1:29 pm-5:54 pm

Nonstop3h 25m

$199

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Wed 10/15

3:35 pm-11:16 pm

1 stop8h 41m

Calgary

Fri 10/24

1:10 am-9:51 am

1 stop7h 41m

$207

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Fri 9/26

5:30 pm-8:19 pm

Nonstop3h 49m

$73

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Tue 9/9

8:08 pm-10:53 pm

Nonstop3h 45m

$75

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Tue 9/9

6:20 pm-1:12 am

1 stop7h 52m

$79

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Tue 10/28

9:49 am-12:34 pm

Nonstop3h 45m

$84

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Thu 9/25

6:00 am-2:45 pm

1 stop9h 45m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 11 results
1
2

The best insider tips for Chicago O'Hare Intl Airport to Calgary flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Calgary trip
Airlines
United Airlines

United Economy Plus offers extra legroom seats, ideal for comfort on medium-haul flights.


United Polaris Business Class includes lie-flat seats and upscale amenities for premium comfort.

Read more about United Airlinesby Harriet Baskas
Air Canada

Economy Latitude includes priority check-in and two checked bags, ideal for efficient travel.


Air Canada offers high-speed Wi-Fi on most flights, book in advance for best rates.

Read more about Air Canadaby Jessica Macdonald
Airports
ORD

For a quick departure, consider taking the "L" train to ORD, avoiding Chicago traffic delays common with taxis or rideshares.

Read more about ORDby Ramsey Qubein
YYC

Upon arrival at YYC, use the rapid transit bus Route 300 for a quick ride into downtown Calgary.

Read more about YYCby Jenna Scatena
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Jenna Scatena

Jenna Scatena

Expert on YYC

Jenna Scatena

Jenna Scatena

Journalist and Travel Writer, Jenna Scatena is an award-winning travel writer with a love for sharing stories and exploring new places, especially by Vespa. Though she's from San Francisco, she has spent a significant chunk of her vacation days over the last decade eating her way through Texas and sleeping in hotels around the world—especially in California, the Middle East, and Europe.

Read more

Best time to book a flight from O'Hare Intl to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Calgary

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Calgary?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Calgary. Price data was last updated on July 25, 2025.

The best time to book flights from Chicago O'Hare Intl Airport to Calgary is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Calgary?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Calgary (average of $300). Flying from Chicago O'Hare Intl Airport to Calgary in February is currently the most expensive (average of $402). 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 ORD to YYC?

Find hourly flight availability from O'Hare Intl to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to Calgary at noon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Calgary?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Calgary. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Calgary flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Calgary

Explore weekly flight availability from O'Hare Intl to Calgary. 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 July 28, 2025.

The most flights from ORD to YYC are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (12 on average).

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated July 28, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chicago O'Hare Intl Airport to Calgary. 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
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,968 reviews
Delta
8.0
Very good
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,813 reviews
Delta
8.0
Very good
7,971 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Calgary. 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 Calgary from Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Calgary, you will be flying into Calgary. Calgary (YYC) is just 5.8 mi from the center of the city. Calgary is the only Calgary airport and it handles 13 inbound flights from Chicago O'Hare Intl per day. 5 airlines have flights to Calgary from Chicago O'Hare Intl on a regular basis.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Calgary round-trip?

    According to our current data, WestJet ($160), United Airlines ($197), and American Airlines ($199) offers the cheapest pricing from Chicago O'Hare Intl Airport to Calgary. Users have found that WestJet is 44% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Calgary one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $73. Users have also found prices from $75 and $79 on United Airlines and Air Canada, respectively.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Calgary?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Calgary are Envoy Air (80%), Air Canada (68%) and United Airlines (68%).

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

    The cheapest flight price from Chicago O'Hare Intl Airport to Calgary is $67. On average you can expect to pay $311. The most popular route, (Chicago O'Hare Intl - Calgary), can usually be booked for $173.

  • Can I find deals for flights from O'Hare Intl to Calgary that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Calgary flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Calgary?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Calgary.

  • Can I find deals for business class flights from O'Hare Intl to Calgary?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Calgary 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 Chicago O'Hare Intl Airport to Calgary?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Calgary (average of $300). Flying from Chicago O'Hare Intl Airport to Calgary in February is currently the most expensive (average of $402). 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.

See more FAQs

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Airdrie

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Calgary

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Calgary flights
O'Hare Intl to Edmonton flights
Midway to Edmonton flights
O'Hare Intl to Lethbridge flights
O'Hare Intl to Grande Prairie flights

Top 5 airlines flying from O'Hare Intl to Calgary

Discover the top 5 airlines that operate flights from O'Hare Intl to Calgary. 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 2,558,603 searches. Data last updated July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$97Average$250FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$99Average$374FlexibilityNo cancel feeOn-time69%
DeltaCheapest$109Average$305FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$142Average$234FlexibilityNo cancel feeOn-time60%
American AirlinesCheapest$188Average$409FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.