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

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

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

As of May 2026, there are 9 flights per day flying from Alberta to Illinois. The most common time of day flights depart is 12:00PM, with 100% 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 45% 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?

63 flights are operational weekly from Alberta to Illinois as of May 2026. The most popular departure day for this route is Mon, with 17% 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 34m.

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 May 2026.

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.

$145 Cheap Flights from Alberta to Illinois in 2026

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Find the cheapest flights from Alberta to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 4:40 pm

YYC

ORD

3h 40mnonstop

5:30 pm - 8:25 pm

ORD

YYC

3h 55mnonstop

$243WestJet

Fri, Oct 16 - Mon, Oct 19

12:28 pm - 5:05 pm

YYC

ORD

3h 37mnonstop

7:05 am - 9:48 pm

ORD

YYC

15h 43m

1 stop

$255United Airlines

Sat, May 23 - Sat, May 30

6:30 am - 2:55 pm

YYC

ORD

7h 25m

1 stop

8:45 am - 3:57 pm

ORD

YYC

8h 12m

1 stop

$269Air Canada

Sat, Oct 17 - Tue, Oct 20

12:00 pm - 4:40 pm

YYC

ORD

3h 40mnonstop

5:30 pm - 8:25 pm

ORD

YYC

3h 55mnonstop

$270WestJet

Thu, Sep 3 - Tue, Sep 8

1:27 pm - 9:39 pm

YYC

ORD

7h 12m

1 stop

7:05 am - 9:48 pm

ORD

YYC

15h 43m

1 stop

$271United Airlines

Sat, May 23 - Sat, May 30

6:30 am - 2:55 pm

YYC

ORD

7h 25m

1 stop

3:45 pm - 10:57 pm

ORD

YYC

8h 12m

1 stop

$274Air Canada

Sat, Oct 3 - Sun, Oct 11

1:40 pm - 6:25 pm

YYC

ORD

3h 45mnonstop

11:50 am - 9:43 pm

ORD

YYC

10h 53m

1 stop

$275American Airlines

Wed, May 27 - Sat, May 30

6:45 am - 4:51 pm

YYC

ORD

9h 06m

1 stop

12:30 pm - 8:30 pm

ORD

YYC

9h 00m

1 stop

$276Delta

Sun, May 24 - Thu, May 28

6:45 am - 5:56 pm

YYC

MDW

10h 11m

1 stop

9:22 am - 8:30 pm

MDW

YYC

12h 08m

2 stops

$396Delta

Tue, Jun 2 - Fri, Jun 5

4:15 pm - 11:58 pm

YYC

STL

6h 43m

1 stop

2:32 pm - 11:49 pm

STL

YYC

10h 17m

1 stop

$409American Airlines

Fri, Jul 10 - Tue, Jul 14

Delta flights from Alberta to Illinois

Our best Delta deals on Alberta to Illinois flight tickets

Delta

May 24

YYC6:45 amCalgary

9h 06m

1 stop

ORD4:51 pmChicago O'Hare Intl

May 28

ORD12:30 pmChicago O'Hare Intl

9h 00m

1 stop

YYC8:30 pmCalgary

$276

Delta

Sep 15

YYC7:15 amCalgary

9h 46m

1 stop

ORD6:01 pmChicago O'Hare Intl

Sep 17

ORD1:55 pmChicago O'Hare Intl

10h 11m

1 stop

YYC11:06 pmCalgary

$285

Delta

Oct 17

YYC7:15 amCalgary

13h 19m

2 stops

ORD9:34 pmChicago O'Hare Intl

Oct 20

ORD1:55 pmChicago O'Hare Intl

10h 18m

1 stop

YYC11:13 pmCalgary

$288

American Airlines flights from Alberta to Illinois

Our best American Airlines deals on Alberta to Illinois flight tickets

American Airlines

May 20

YYC1:40 pmCalgary

3h 35m

ORD6:15 pmChicago O'Hare Intl

May 26

ORD8:55 pmChicago O'Hare Intl

3h 48m

YYC11:43 pmCalgary

$270

American Airlines

May 27

YYC1:40 pmCalgary

3h 45m

ORD6:25 pmChicago O'Hare Intl

May 30

ORD11:50 amChicago O'Hare Intl

10h 53m

1 stop

YYC9:43 pmCalgary

$275

American Airlines

May 28

YYC6:15 amCalgary

3h 30m

ORD10:45 amChicago O'Hare Intl

Jun 1

ORD8:55 pmChicago O'Hare Intl

3h 48m

YYC11:43 pmCalgary

$279

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 10/16

12:00 pm-4:40 pm

Nonstop3h 40m

Chicago O'Hare Intl

Mon 10/19

5:30 pm-8:25 pm

Nonstop3h 55m

$243

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 5/23

12:28 pm-5:05 pm

Nonstop3h 37m

Chicago O'Hare Intl

Sat 5/30

7:05 am-9:48 pm

1 stop15h 43m

$255

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 10/17

6:30 am-2:55 pm

1 stop7h 25m

Chicago O'Hare Intl

Tue 10/20

8:45 am-3:57 pm

1 stop8h 12m

$269

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Thu 9/3

12:00 pm-4:40 pm

Nonstop3h 40m

Chicago O'Hare Intl

Tue 9/8

5:30 pm-8:25 pm

Nonstop3h 55m

$270

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 5/23

1:27 pm-9:39 pm

1 stop7h 12m

Chicago O'Hare Intl

Sat 5/30

7:05 am-9:48 pm

1 stop15h 43m

$271

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 10/3

6:30 am-2:55 pm

1 stop7h 25m

Chicago O'Hare Intl

Sun 10/11

3:45 pm-10:57 pm

1 stop8h 12m

$274

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 5/27

1:40 pm-6:25 pm

Nonstop3h 45m

Chicago O'Hare Intl

Sat 5/30

11:50 am-9:43 pm

1 stop10h 53m

$275

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sun 5/24

6:45 am-4:51 pm

1 stop9h 06m

Chicago O'Hare Intl

Thu 5/28

12:30 pm-8:30 pm

1 stop9h 00m

$276

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Tue 6/2

6:45 am-5:56 pm

1 stop10h 11m

Chicago Midway

Fri 6/5

9:22 am-8:30 pm

2 stops12h 08m

$396

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 7/10

4:15 pm-11:58 pm

1 stop6h 43m

Lambert-St Louis

Tue 7/14

2:32 pm-11:49 pm

1 stop10h 17m

$409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 March. Flight prices, which tend to average around $62, 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 March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $64.

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 $317. Flights from Alberta to Illinois on a Monday will generally be more expensive and average around $485. 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 morning. Flights from Alberta to Illinois during this time can be as low as $359. Flights at noon are often more expensive with an average ticket price of $868.

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 from Alberta 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 $282 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 $185 on momondo.

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	$174
Fastest flight time	3h 25m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Alberta in the past 72 hours is $174. The best round-trip flight deal from Alberta to Illinois found on momondo in the last 72 hours is $229.

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

Direct flights go from Alberta to Illinois every day.

There are 98 airports in Illinois. From Alberta there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Alberta to Illinois

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 May 2026.
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 737-800, making up 26.92% of the total bookings. Other popular models include Boeing 737-700 Passenger/BBJ1 (winglets) with 18.59%, Boeing 737-700 with 14.74%, and Boeing 737 MAX 8 with 8.92%.

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 11,026 reviews	Search Air Canada flights
United Airlines	PriceFrom $135	Free Cancellation	Rating 7.4 9,706 reviews	Search United Airlines flights
WestJet	PriceFrom $137	Free Cancellation	Rating 7.2 3,334 reviews	Search WestJet flights
American Airlines	PriceFrom $208	Free Cancellation	Rating 7.1 11,663 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.

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Popular cities in Illinois

Flights to New Yorkfrom $77

Flights to Los Angelesfrom $46

Flights to Orlandofrom $63

Flights to Miamifrom $56

Flights to Chicagofrom $59

Flights to San Franciscofrom $58

Flights to Las Vegasfrom $48

Flights to Washington, D.C.from $57

Flights to Bostonfrom $73

Flights to Atlantafrom $50

Flights to Fort Lauderdalefrom $56

Flights to Dallasfrom $50

Cheap flights from Alberta to Illinois from $145

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 6/1. 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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How to get the cheapest flight ticket from Alberta to Illinois

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?

What is the cheapest Alberta to Illinois flight route?

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

Can stopping save me money on Alberta to Illinois flights?

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

What airlines fly to Illinois?

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

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

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

Frequently asked questions about flying 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?

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

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