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

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

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

43 flights are operational weekly from Alberta to Illinois as of March 2026. The most popular departure day for this route is Sun, with 19% 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 27m 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.

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 day?

As of March 2026, there are 6 flights per day flying from Alberta to Illinois. The most common time of day flights depart is 12:00PM, with 94% of flights taking off in the afternoon.

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 March 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.

$122 Cheap Flights from Alberta to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

$196WestJet

Wed, May 20 - Wed, May 27

6:30 am - 2:55 pm

YYC

ORD

7h 25m

1 stop

9:55 am - 6:43 pm

ORD

YYC

9h 48m

1 stop

$222Air Canada

Sat, May 2 - Wed, May 6

6:45 am - 10:20 pm

YYC

ORD

14h 35m

1 stop

8:55 pm - 11:43 pm

ORD

YYC

3h 48mnonstop

$237American Airlines

Sun, May 17 - Mon, May 25

7:40 am - 6:04 pm

YYC

ORD

9h 24m

1 stop

2:09 pm - 11:00 pm

ORD

YYC

9h 51m

1 stop

$244Delta

Fri, Apr 17 - Sun, Apr 19

7:40 am - 8:16 pm

YYC

ORD

11h 36m

2 stops

2:09 pm - 11:00 pm

ORD

YYC

9h 51m

1 stop

$245Delta

Wed, Apr 22 - Wed, Apr 29

3:27 pm - 8:01 pm

YEG

ORD

3h 34mnonstop

6:00 am - 10:04 pm

ORD

YEG

17h 04m

1 stop

$279United Airlines

Sat, May 30 - Tue, Jun 2

3:17 pm - 12:44 am

YEG

ORD

8h 27m

1 stop

12:40 pm - 3:47 pm

ORD

YEG

4h 07mnonstop

$285United Airlines

Sun, May 24 - Wed, Jun 3

1:40 pm - 11:54 pm

YYC

STL

9h 14m

1 stop

1:45 pm - 11:43 pm

STL

YYC

10h 58m

1 stop

$384American Airlines

Fri, May 22 - Tue, May 26

5:50 pm - 10:15 am

YEG

MDW

15h 25m

1 stop

2:15 pm - 3:25 pm

MDW

YEG

26h 10m

2 stops

$412Multiple Airlines

Mon, Apr 20 - Thu, Apr 30

7:00 am - 8:55 am

YYC

STL

24h 55m

1 stop

8:08 pm - 5:00 pm

STL

YYC

21h 52m

2 stops

$423Multiple Airlines

Fri, May 22 - Tue, May 26

American Airlines flights from Alberta to Illinois

Our best American Airlines deals on Alberta to Illinois flight tickets

American Airlines

May 17

YYC6:45 amCalgary

14h 35m

1 stop

ORD10:20 pmChicago O'Hare Intl

May 25

ORD8:55 pmChicago O'Hare Intl

3h 48m

YYC11:43 pmCalgary

$237

American Airlines

May 28

YYC1:40 pmCalgary

3h 45m

ORD6:25 pmChicago O'Hare Intl

Jun 1

ORD8:55 pmChicago O'Hare Intl

3h 48m

YYC11:43 pmCalgary

$296

American Airlines

Mar 31

YYC1:30 pmCalgary

3h 40m

ORD6:10 pmChicago O'Hare Intl

Apr 8

ORD4:40 pmChicago O'Hare Intl

20h 03m

1 stop

YYC11:43 amCalgary

$348

United Airlines flights from Alberta to Illinois

Our best United Airlines deals on Alberta to Illinois flight tickets

United Airlines

Apr 15

YYC6:00 amCalgary

14h 20m

1 stop

ORD9:20 pmChicago O'Hare Intl

Apr 18

ORD8:42 amChicago O'Hare Intl

3h 50m

YYC11:32 amCalgary

$261

United Airlines

May 30

YEG3:27 pmEdmonton

3h 34m

ORD8:01 pmChicago O'Hare Intl

Jun 2

ORD6:00 amChicago O'Hare Intl

17h 04m

1 stop

YEG10:04 pmEdmonton

$279

United Airlines

Jun 1

YEG3:17 pmEdmonton

7h 02m

1 stop

ORD11:19 pmChicago O'Hare Intl

Jun 10

ORD5:00 amChicago O'Hare Intl

10h 08m

1 stop

YEG2:08 pmEdmonton

$285

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 5/20

12:00 pm-4:40 pm

Nonstop3h 40m

Chicago O'Hare Intl

Wed 5/27

5:30 pm-8:25 pm

Nonstop3h 55m

$196

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 5/2

6:30 am-2:55 pm

1 stop7h 25m

Chicago O'Hare Intl

Wed 5/6

9:55 am-6:43 pm

1 stop9h 48m

$222

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sun 5/17

6:45 am-10:20 pm

1 stop14h 35m

Chicago O'Hare Intl

Mon 5/25

8:55 pm-11:43 pm

Nonstop3h 48m

$237

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 4/17

7:40 am-6:04 pm

1 stop9h 24m

Chicago O'Hare Intl

Sun 4/19

2:09 pm-11:00 pm

1 stop9h 51m

$244

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 4/22

7:40 am-8:16 pm

2 stops11h 36m

Chicago O'Hare Intl

Wed 4/29

2:09 pm-11:00 pm

1 stop9h 51m

$245

EdmontonChicago

YEG - ORD

YEGORD

Edmonton

Sat 5/30

3:27 pm-8:01 pm

Nonstop3h 34m

Chicago O'Hare Intl

Tue 6/2

6:00 am-10:04 pm

1 stop17h 04m

$279

EdmontonChicago

YEG - ORD

YEGORD

Edmonton

Sun 5/24

3:17 pm-12:44 am

1 stop8h 27m

Chicago O'Hare Intl

Wed 6/3

12:40 pm-3:47 pm

Nonstop4h 07m

$285

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 5/22

1:40 pm-11:54 pm

1 stop9h 14m

Lambert-St Louis

Tue 5/26

1:45 pm-11:43 pm

1 stop10h 58m

$384

EdmontonChicago

YEG - MDW

YEGMDW

Edmonton

Mon 4/20

5:50 pm-10:15 am

1 stop15h 25m

Chicago Midway

Thu 4/30

2:15 pm-3:25 pm

2 stops26h 10m

$412

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 5/22

7:00 am-8:55 am

1 stop24h 55m

Lambert-St Louis

Tue 5/26

8:08 pm-5:00 pm

2 stops21h 52m

$423

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 November. Flight prices, which tend to average around $189, 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 November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $192.

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 $272. Flights from Alberta to Illinois on a Monday will generally be more expensive and average around $487. 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 $350. Flights at noon are often more expensive with an average ticket price of $848.

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 $269 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 $214 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	$221
Fastest flight time	3h 27m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Illinois	98 airports

The best one-way flight to Illinois from Alberta in the past 72 hours is $221. The best round-trip flight deal from Alberta to Illinois found on momondo in the last 72 hours is $240.

The fastest flight from Alberta to Illinois takes 3h 27m

Direct flights go from Alberta to Illinois on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is American Airlines.

There are 98 airports in Illinois. From Alberta there are direct flights to 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 March 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 737-700, making up 20.04% of the total bookings. Other popular models include Boeing 737 MAX 8 with 17.52%, Boeing 737-800 with 15.81%, and Boeing 737-700 Passenger/BBJ1 (winglets) with 15.41%.

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 $83	Free Cancellation	Rating 7.1 10,853 reviews	Search Air Canada flights
United Airlines	PriceFrom $121	Free Cancellation	Rating 7.4 9,501 reviews	Search United Airlines flights
WestJet	PriceFrom $137	Free Cancellation	Rating 7.2 3,303 reviews	Search WestJet flights
American Airlines	PriceFrom $185	Free Cancellation	Rating 7.1 11,520 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 4/28

Tue 5/5

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities

Other flights from Alberta

Other flights to Illinois

Airlines

Complete your trip

Feeling lucky

Popular cities in Illinois

Flights to New Yorkfrom $58

Flights to Los Angelesfrom $53

Flights to Orlandofrom $49

Flights to Miamifrom $53

Flights to Chicagofrom $56

Flights to San Franciscofrom $55

Flights to Las Vegasfrom $35

Flights to Washington, D.C.from $51

Flights to Bostonfrom $76

Flights to Atlantafrom $49

Flights to Dallasfrom $56

Flights to Seattlefrom $80

Cheap flights from Alberta to Illinois from $122

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 5/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Alberta to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from Alberta to Illinois

Our best American Airlines deals on Alberta to Illinois flight tickets

United Airlines flights from Alberta to Illinois

Our best United Airlines deals on Alberta to Illinois flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Alberta to Illinois that are best for you.

See travel insights to Illinois from

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 to Illinois?

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

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

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

Popular cities in Illinois

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

Alberta flight routes

According to popular flight searches on momondo this year

Illinois flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Illinois

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Illinois

Explore popular destinations other users love

According to popular flight searches on momondo this year