What is the cheapest airline that flies from Alberta to Illinois?

WestJet, Air Canada, and United Airlines are the most popular carriers operating from Alberta to Illinois

How many flights depart from Alberta to Illinois on average per day?

As of September 2025, there are 13 flights per day flying from Alberta to Illinois. The most common time of day flights depart is 12:00PM, with 52% of flights taking off in the afternoon.

What airlines fly to Illinois?

WestJet, United Airlines and Air Canada are the top three most popular airlines that fly to Illinois from Alberta according to our data. WestJet is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Alberta to Illinois on average per week?

92 flights are operational weekly from Alberta to Illinois as of September 2025. The most popular departure day for this route is Sun, with 18% of flights per week taking off on this day.

How long is the flight from Alberta to Illinois?

The flight from Alberta to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Calgary (a popular airport in Alberta) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 3h 25m on average. If you fly from Edmonton (another popular airport in Alberta) to Chicago O'Hare Intl Airport, then the average flight time is 3h 27m.

When did momondo last update prices for flights from Alberta to Illinois?

Prices for flights from Alberta to Illinois refresh daily.

How many operators does momondo search for flights from Alberta to Illinois?

There are 4 operators available for flights from Alberta to Illinois as of September 2025.

How old do you have to be to fly from Alberta to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alberta to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$104 Cheap Flights from Alberta to Illinois in 2025/26

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Find the cheapest flights from Alberta to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:15 pm - 4:43 pmYYC-ORD

3h 28mnonstop

5:30 pm - 8:19 pmORD-YYC

3h 49mnonstop

$157WestJet

Find Deal

Fri, Oct 3 - Sun, Oct 5

12:15 pm - 4:43 pmYYC-ORD

3h 28mnonstop

1:40 pm - 6:40 pmORD-YYC

6h 00m1 stop

$159WestJet

Find Deal

Fri, Oct 3 - Sat, Oct 4

1:29 pm - 5:54 pmYYC-ORD

3h 25mnonstop

8:45 pm - 11:44 amORD-YYC

15h 59m1 stop

$168American Airlines

Find Deal

Tue, Oct 28 - Tue, Nov 4

12:37 pm - 5:08 pmYYC-ORD

3h 31mnonstop

1:55 pm - 9:53 pmORD-YYC

8h 58m1 stop

$172United Airlines

Find Deal

Mon, Feb 2 - Mon, Feb 9

12:45 am - 11:18 amYYC-ORD

9h 33m1 stop

10:00 am - 6:54 pmORD-YYC

9h 54m1 stop

$176Air Canada

Find Deal

Mon, Oct 27 - Tue, Nov 4

3:17 pm - 11:59 pmYEG-ORD

7h 42m1 stop

9:44 pm - 2:08 pmORD-YEG

17h 24m1 stop

$179United Airlines

Find Deal

Sat, Sep 27 - Mon, Oct 6

5:45 am - 3:10 pmYYC-ORD

8h 25m1 stop

2:00 pm - 8:39 pmORD-YYC

7h 39m1 stop

$182Air Canada

Find Deal

Tue, Oct 28 - Tue, Nov 4

1:29 pm - 5:54 pmYYC-ORD

3h 25mnonstop

5:00 am - 11:59 amORD-YYC

7h 59m1 stop

$194American Airlines

Find Deal

Sun, Oct 26 - Sat, Nov 1

7:35 am - 6:45 pmYYC-ORD

10h 10m1 stop

1:38 pm - 11:13 pmORD-YYC

10h 35m1 stop

$223Delta

Find Deal

Thu, Dec 11 - Mon, Dec 15

6:20 am - 5:04 pmYYC-ORD

9h 44m1 stop

1:55 pm - 11:15 pmORD-YYC

10h 20m1 stop

$232Delta

Find Deal

Fri, Nov 21 - Thu, Jan 8

WestJet flights from Alberta to Illinois

Our best WestJet deals on Alberta to Illinois flight tickets

WestJet

Oct 3

YYC12:15 pmCalgary

3h 28m

ORD4:43 pmChicago O'Hare Intl

Oct 5

ORD5:30 pmChicago O'Hare Intl

3h 49m

YYC8:19 pmCalgary

$157

Find similar

WestJet

Oct 3

YYC12:15 pmCalgary

3h 28m

ORD4:43 pmChicago O'Hare Intl

Oct 4

ORD1:40 pmChicago O'Hare Intl

6h 00m

1 stop

YYC6:40 pmCalgary

$159

Find similar

WestJet

Oct 17

YEG8:00 amEdmonton

7h 43m

1 stop

ORD4:43 pmChicago O'Hare Intl

Oct 25

ORD5:30 pmChicago O'Hare Intl

7h 57m

1 stop

YEG12:27 amEdmonton

$160

Find similar

American Airlines flights from Alberta to Illinois

Our best American Airlines deals on Alberta to Illinois flight tickets

American Airlines

Oct 28

YYC1:29 pmCalgary

3h 25m

ORD5:54 pmChicago O'Hare Intl

Nov 4

ORD8:45 pmChicago O'Hare Intl

15h 59m

1 stop

YYC11:44 amCalgary

$168

Find similar

American Airlines

Oct 26

YYC1:29 pmCalgary

3h 25m

ORD5:54 pmChicago O'Hare Intl

Nov 1

ORD5:00 amChicago O'Hare Intl

7h 59m

1 stop

YYC11:59 amCalgary

$194

Find similar

American Airlines

Oct 3

YYC6:29 amCalgary

3h 25m

ORD10:54 amChicago O'Hare Intl

Oct 4

ORD8:32 pmChicago O'Hare Intl

3h 49m

YYC11:21 pmCalgary

$239

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 10/3

12:15 pm-4:43 pm

Nonstop3h 28m

Chicago O'Hare Intl

Sun 10/5

5:30 pm-8:19 pm

Nonstop3h 49m

$157

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 10/3

12:15 pm-4:43 pm

Nonstop3h 28m

Chicago O'Hare Intl

Sat 10/4

1:40 pm-6:40 pm

1 stop6h 00m

$159

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Tue 10/28

1:29 pm-5:54 pm

Nonstop3h 25m

Chicago O'Hare Intl

Tue 11/4

8:45 pm-11:44 am

1 stop15h 59m

$168

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Mon 2/2

12:37 pm-5:08 pm

Nonstop3h 31m

Chicago O'Hare Intl

Mon 2/9

1:55 pm-9:53 pm

1 stop8h 58m

$172

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Mon 10/27

12:45 am-11:18 am

1 stop9h 33m

Chicago O'Hare Intl

Tue 11/4

10:00 am-6:54 pm

1 stop9h 54m

$176

EdmontonChicago

YEG - ORD

YEGORD

Edmonton

Sat 9/27

3:17 pm-11:59 pm

1 stop7h 42m

Chicago O'Hare Intl

Mon 10/6

9:44 pm-2:08 pm

1 stop17h 24m

$179

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Tue 10/28

5:45 am-3:10 pm

1 stop8h 25m

Chicago O'Hare Intl

Tue 11/4

2:00 pm-8:39 pm

1 stop7h 39m

$182

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sun 10/26

1:29 pm-5:54 pm

Nonstop3h 25m

Chicago O'Hare Intl

Sat 11/1

5:00 am-11:59 am

1 stop7h 59m

$194

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Thu 12/11

7:35 am-6:45 pm

1 stop10h 10m

Chicago O'Hare Intl

Mon 12/15

1:38 pm-11:13 pm

1 stop10h 35m

$223

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 11/21

6:20 am-5:04 pm

1 stop9h 44m

Chicago O'Hare Intl

Thu 1/8

1:55 pm-11:15 pm

1 stop10h 20m

$232

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Alberta to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Alberta is in April. Flight prices, which tend to average around $191, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $195.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Alberta to Illinois is on a Sunday when prices can be found for as low as $171. Flights from Alberta to Illinois on a Monday will generally be more expensive and average around $478. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Alberta to Illinois during this time can be as low as $215. Flights at noon are often more expensive with an average ticket price of $709.

What is the cheapest Alberta to Illinois flight route?

Fly from Calgary to Chicago O'Hare Intl for the best Alberta - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Alberta when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $273 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Alberta for as low as $199 on momondo.

What cabin class options are available on Alberta to Illinois flights?

There are 4 cabin classes available to choose from on Alberta to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Alberta to Illinois flights?

No. A direct flight is the cheapest option for a flight between Alberta to Illinois.

Cheap Alberta to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alberta to Illinois

Best Price Found	$222
Fastest flight time	3h 25m
Direct flights	Every day
Airports in Illinois	1 airport

The best one-way flight to Illinois from Alberta in the past 72 hours is $222. The best round-trip flight deal from Alberta to Illinois found on momondo in the last 72 hours is $155.

The fastest flight from Alberta to Illinois takes 3h 25m

Direct flights go from Alberta to Illinois every day.

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

When did momondo last update prices for flights from Alberta to Illinois?
Prices for flights from Alberta to Illinois refresh daily.
How many operators does momondo search for flights from Alberta to Illinois?
There are 4 operators available for flights from Alberta to Illinois as of September 2025.
How old do you have to be to fly from Alberta to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alberta to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Alberta to Illinois?
Based on momondo bookings for flights between Alberta and Illinois, the leading plane model is Boeing 737-700, making up 29.34% of the total bookings. Other popular models include Airbus A319 with 16.76%, Boeing 737 MAX 8 with 15.35%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 14.29%.

Best airlines flying from Alberta to Illinois

Compare and see reviews for airlines that fly from Alberta to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $109	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
WestJet	PriceFrom $138	Free Cancellation	Rating 7.2 3,091 reviews	Search WestJet flights
United Airlines	PriceFrom $143	Free Cancellation	Rating 7.4 8,931 reviews	Search United Airlines flights
American Airlines	PriceFrom $208	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Alberta to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Alberta to Illinois for you.

Can I find flights from Alberta to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Alberta to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Alberta to Illinois?

Once you have performed a search for Alberta to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Alberta to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Alberta to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Illinois

Popular cities in Illinois

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Flights to Dallasfrom $58

Flights to Seattlefrom $68

Cheap flights from Alberta to Illinois from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alberta to Illinois departing on 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Alberta to Illinois

Cheap round-trip flights

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WestJet flights from Alberta to Illinois

Our best WestJet deals on Alberta to Illinois flight tickets

American Airlines flights from Alberta to Illinois

Our best American Airlines deals on Alberta to Illinois flight tickets

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How to get the cheapest flight ticket from Alberta to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Alberta to Illinois during this time can be as low as $215. Flights at noon are often more expensive with an average ticket price of $709.

What is the cheapest Alberta to Illinois flight route?

Fly from Calgary to Chicago O'Hare Intl for the best Alberta - Illinois flight prices

How far in advance should I book a flight to Illinois?

What cabin class options are available on Alberta to Illinois flights?

There are 4 cabin classes available to choose from on Alberta to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Alberta to Illinois flights?

No. A direct flight is the cheapest option for a flight between Alberta to Illinois.

What is the cheapest airline that flies from Alberta to Illinois?

WestJet, Air Canada, and United Airlines are the most popular carriers operating from Alberta to Illinois

What airlines fly to Illinois?

How many flights depart from Alberta to Illinois on average per day?

As of September 2025, there are 13 flights per day flying from Alberta to Illinois. The most common time of day flights depart is 12:00PM, with 52% of flights taking off in the afternoon.

How many flights depart from Alberta to Illinois on average per week?

92 flights are operational weekly from Alberta to Illinois as of September 2025. The most popular departure day for this route is Sun, with 18% of flights per week taking off on this day.

How long is the flight from Alberta to Illinois?

Cheap Alberta to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alberta to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Alberta to Illinois?

How many operators does momondo search for flights from Alberta to Illinois?

How old do you have to be to fly from Alberta to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Alberta to Illinois?

Best airlines flying from Alberta to Illinois

Compare and see reviews for airlines that fly from Alberta to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Alberta to Illinois?

Can I find flights from Alberta to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Alberta to Illinois?

I’m not ready to book a flight from Alberta to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo