$156+ Cheap flights from Alberta to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ORD
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Alberta to Illinois 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
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Cheapest flights from Alberta to IllinoisExplore the most affordable flight options available from Alberta to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Alberta to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Mon 10/1212:50 am -
1 stop7h 10m
Tue 10/208:45 am -
1 stop8h 12m
Deal found 9/15![Air Canada logo]()
$252
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 10/3112:37 pm -
Nonstop3h 33m
Sun 11/88:40 am -
Nonstop4h 55m
Deal found 9/13![United Airlines logo]()
$255
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/76:00 am -
1 stop16h 59m
Sun 10/116:00 am -
1 stop16h 48m
Deal found 9/12![United Airlines logo]()
$256
This Air Canada deal was found by Cheapflights users on 9/15. 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 10/2112:50 am -
1 stop7h 10m
Sat 10/242:15 pm -
1 stop7h 50m
Deal found 9/15![Air Canada logo]()
$257
This Air Canada deal was found by Cheapflights users on 9/14. 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 10/2812:20 am -
1 stop8h 03m
Thu 11/54:30 pm -
1 stop8h 36m
Deal found 9/14![Air Canada logo]()
$258
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:00 pm -
Nonstop3h 40m
Thu 10/225:30 pm -
Nonstop3h 55m
Deal found 9/15![WestJet logo]()
$259
This FlightHub deal was found by Cheapflights users on 9/17. 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.
Thu 10/2212:00 pm -
Nonstop3h 40m
Tue 10/275:46 pm -
1 stop17h 57m
Deal found 9/17![Multiple Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:33 pm -
1 stop8h 32m
Tue 11/32:03 pm -
1 stop11h 07m
Deal found 9/14![Delta logo]()
$261
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:35 am -
2 stops9h 12m
Fri 11/612:27 pm -
2 stops12h 43m
Deal found 9/15![Delta logo]()
$261
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Thu 10/1512:55 am -
1 stop8h 27m
Sat 10/317:05 am -
1 stop10h 05m
Deal found 9/13![Air Canada logo]()
$262
This Billigflug deal was found by Cheapflights users on 9/13. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop15h 46m
Fri 11/68:40 am -
Nonstop4h 55m
Deal found 9/13![Air Canada logo]()
$263
This Air Canada deal was found by Cheapflights users on 9/16. 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.
Tue 10/1312:50 am -
1 stop7h 10m
Wed 10/218:45 am -
1 stop8h 12m
Deal found 9/16![Air Canada logo]()
$264
Best flights from Alberta to IllinoisDiscover carefully curated flight deals from Alberta to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Alberta to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Thu 10/296:00 am -
1 stop15h 46m
Fri 10/308:40 am -
Nonstop3h 55m
Deal found 9/12![United Airlines logo]()
$256
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:35 am -
1 stop9h 24m
Mon 10/52:05 pm -
1 stop10h 01m
Deal found 9/13![Delta logo]()
$261
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:37 pm -
Nonstop2h 33m
Mon 11/234:30 pm -
1 stop8h 36m
Deal found 9/16![Multiple Airlines logo]()
$275
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Thu 10/291:51 pm -
Nonstop3h 45m
Fri 10/3010:00 am -
Nonstop3h 51m
Deal found 9/12![American Airlines logo]()
$283
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Thu 10/151:05 am -
1 stop8h 17m
Sat 10/248:45 am -
1 stop9h 09m
Deal found 9/15![Air Canada logo]()
$287
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am -
2 stops12h 55m
Sat 10/33:29 pm -
1 stop6h 14m
Deal found 9/14![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 10/26:00 am -
1 stop12h 30m
Sat 10/36:00 am -
1 stop16h 48m
Deal found 9/13![United Airlines logo]()
$261
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop14h 18m
Mon 10/52:15 pm -
1 stop9h 42m
Deal found 9/16![Multiple Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:35 am -
1 stop10h 35m
Mon 11/22:03 pm -
1 stop11h 07m
Deal found 9/13![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 11/194:17 pm -
1 stop5h 29m
Mon 11/239:47 pm -
1 stop18h 28m
Deal found 9/14![United Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:33 pm -
2 stops10h 24m
Fri 11/62:03 pm -
1 stop11h 07m
Deal found 9/15![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 10/163:17 pm -
1 stop17h 26m
Mon 10/1910:00 pm -
1 stop17h 08m
Deal found 9/13![United Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:35 am -
1 stop10h 35m
Thu 11/512:30 pm -
2 stops12h 40m
Deal found 9/14![Delta logo]()
$261
This WestJet deal was found by Cheapflights users on 9/15. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:05 pm -
2 stops11h 20m
Tue 9/295:30 pm -
1 stop23h 05m
Deal found 9/15![WestJet logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 12/57:00 am -
1 stop15h 59m
Tue 12/87:00 am -
1 stop17h 20m
Deal found 9/13![United Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:20 am -
1 stop11h 50m
Mon 10/52:29 pm -
2 stops27h 31m
Deal found 9/13![Multiple Airlines logo]()
$355
This Air Canada deal was found by Cheapflights users on 9/14. 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.
Mon 9/285:55 pm -
2 stops20h 00m
Tue 9/298:40 pm -
2 stops21h 35m
Deal found 9/14![Air Canada logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/133:17 pm -
1 stop6h 29m
Fri 10/165:00 am -
1 stop10h 08m
Deal found 9/13![United Airlines logo]()
$287
This United deal was found by Cheapflights users on 9/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:17 pm -
1 stop16h 23m
Mon 11/168:40 pm -
1 stop17h 48m
Deal found 9/16![Multiple Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:45 am -
2 stops6h 33m
Wed 11/1812:38 pm -
2 stops12h 39m
Deal found 9/14![Delta logo]()
$301
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/133:17 pm -
1 stop7h 42m
Tue 10/207:00 am -
1 stop16h 04m
Deal found 9/13![United Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:45 am -
1 stop6h 54m
Wed 11/1812:30 pm -
2 stops12h 47m
Deal found 9/14![Delta logo]()
$301
This United deal was found by Cheapflights users on 9/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/34:15 pm -
1 stop5h 29m
Thu 3/410:05 am -
1 stop11h 14m
Deal found 9/17![Multiple Airlines logo]()
$388
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Tue 10/209:20 am -
2 stops10h 00m
Wed 10/2112:10 pm -
1 stop10h 17m
Deal found 9/15![Air Canada logo]()
$476
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:35 am -
2 stops8h 51m
Fri 11/612:30 pm -
2 stops12h 40m
Deal found 9/15![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:45 am -
1 stop8h 02m
Mon 11/212:27 pm -
1 stop10h 13m
Deal found 9/13![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/133:17 pm -
1 stop6h 29m
Fri 10/2310:00 pm -
2 stops19h 53m
Deal found 9/16![United Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:45 am -
2 stops13h 48m
Thu 11/512:27 pm -
2 stops12h 43m
Deal found 9/14![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/133:17 pm -
1 stop7h 42m
Thu 10/2210:00 pm -
2 stops19h 53m
Deal found 9/16![United Airlines logo]()
$380
This WestJet deal was found by Cheapflights users on 9/16. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:25 pm -
2 stops12h 01m
Tue 12/85:21 pm -
2 stops22h 54m
Deal found 9/16![WestJet logo]()
$766
Last-minute flights from Alberta to IllinoisDiscover last-minute flight deals from Alberta to Illinois. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Alberta to Illinois. Data last updated September 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Wed 10/76:00 am -
1 stop16h 59m
Sun 10/116:00 am -
1 stop16h 48m
Deal found 9/12![United Airlines logo]()
$256
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Mon 10/1212:50 am -
1 stop7h 10m
Tue 10/208:45 am -
1 stop8h 12m
Deal found 9/15![Air Canada logo]()
$252
This Air Canada deal was found by Cheapflights users on 9/16. 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.
Tue 10/1312:50 am -
1 stop7h 10m
Wed 10/218:45 am -
1 stop8h 12m
Deal found 9/16![Air Canada logo]()
$264
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:00 pm -
Nonstop3h 40m
Thu 10/225:30 pm -
Nonstop3h 55m
Deal found 9/15![WestJet logo]()
$259
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Thu 10/1512:55 am -
1 stop8h 27m
Sat 10/317:05 am -
1 stop10h 05m
Deal found 9/13![Air Canada logo]()
$262
This Air Canada deal was found by Cheapflights users on 9/15. 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 10/2112:50 am -
1 stop7h 10m
Sat 10/242:15 pm -
1 stop7h 50m
Deal found 9/15![Air Canada logo]()
$257
This FlightHub deal was found by Cheapflights users on 9/17. 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.
Thu 10/2212:00 pm -
Nonstop3h 40m
Tue 10/275:46 pm -
1 stop17h 57m
Deal found 9/17![Multiple Airlines logo]()
$260
This Air Canada deal was found by Cheapflights users on 9/14. 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 10/2812:20 am -
1 stop8h 03m
Thu 11/54:30 pm -
1 stop8h 36m
Deal found 9/14![Air Canada logo]()
$258
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:33 pm -
1 stop8h 32m
Tue 11/32:03 pm -
1 stop11h 07m
Deal found 9/14![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 10/3112:37 pm -
Nonstop3h 33m
Sun 11/88:40 am -
Nonstop4h 55m
Deal found 9/13![United Airlines logo]()
$255
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:35 am -
2 stops9h 12m
Fri 11/612:27 pm -
2 stops12h 43m
Deal found 9/15![Delta logo]()
$261
This Billigflug deal was found by Cheapflights users on 9/13. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop15h 46m
Fri 11/68:40 am -
Nonstop4h 55m
Deal found 9/13![Air Canada logo]()
$263
One-way flights from Alberta to IllinoisSearch for one-way flight options from Alberta to Illinois. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Alberta to Illinois. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:09 am -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Alaska Airlines logo]()
$156
This Air Canada deal was found by Cheapflights users on 9/13. 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.
Tue 10/2012:55 am -
1 stop8h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Air Canada logo]()
$157
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:35 am -
1 stop9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$159
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:45 am -
2 stops13h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$159
This Air Canada deal was found by Cheapflights users on 9/17. 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.
Sun 10/1112:50 am -
1 stop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Air Canada logo]()
$160
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Sat 10/312:50 am -
1 stop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Air Canada logo]()
$161
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 11/167:00 am -
1 stop15h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$162
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Tue 12/157:00 am -
2 stops11h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Air Canada logo]()
$163
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:35 am -
1 stop6h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$164
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:45 am -
1 stop8h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$164
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/143:06 pm -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$165
This iWofly deal was found by Cheapflights users on 9/14. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:10 am -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Air Canada logo]()
$166
Find flight deals from Alberta to Illinois
Keep the following information in mind while searching for Alberta to Illinois flight deals. Data was last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $252 (Air Canada) |
One-way from | $156 (Alaska Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $309 |
Good round-trip deal | $306 or less |
Good one-way deal | $231 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Alberta to Illinois 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 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Alberta to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CalgaryChicago
YYC Calgary - ORD Chicago O'Hare Intl
YYCORD
Calgary
Tue 10/20
12:55 am-10:12 am
1 stop8h 17m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$157
Quickest round-trip
CalgaryChicago
YYC Calgary - ORD Chicago O'Hare Intl
YYCORD
Calgary
Mon 11/23
1:37 pm-4:10 pm
Nonstop2h 33m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$157
CalgaryChicago
YYC Calgary - ORD Chicago O'Hare Intl
YYCORD
Calgary
Sat 11/14
8:45 am-3:18 pm
2 stops6h 33m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$159
CalgaryChicago
YYC Calgary - ORD Chicago O'Hare Intl
YYCORD
Calgary
Sun 12/13
7:25 am-5:26 pm
2 stops10h 01m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$159
CalgaryChicago
YYC Calgary - MDW Chicago Midway
YYCMDW
Calgary
Sat 10/3
6:35 am-6:22 pm
2 stops10h 47m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$159
CalgaryChicago
YYC Calgary - ORD Chicago O'Hare Intl
YYCORD
Calgary
Sat 11/14
3:06 pm-9:46 pm
1 stop6h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$165
EdmontonChicago
YEG Edmonton - ORD Chicago O'Hare Intl
YEGORD
Edmonton
Mon 9/28
3:17 pm-9:43 am
1 stop17h 26m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$172
CalgaryChicago
YYC Calgary - MDW Chicago Midway
YYCMDW
Calgary
Fri 1/15
8:45 am-3:50 pm
1 stop7h 05m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$173
CalgaryChicago
YYC Calgary - MDW Chicago Midway
YYCMDW
Calgary
Thu 1/14
7:15 am-3:50 pm
2 stops8h 35m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$173
CalgaryChicago
YYC Calgary - MDW Chicago Midway
YYCMDW
Calgary
Tue 11/17
8:45 am-5:04 pm
2 stops8h 19m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$174
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Alberta to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Alberta with our price prediction graph.
YYC-ORD
YYC-MDW
YEG-ORD
YYC-STL
YEG-MDW
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 Alberta to Illinois
CAAB-USIL
YYC-ORD
YYC-MDW
YEG-ORD
YYC-STL
What is the cheapest month to book a flight from Alberta to Illinois?
Currently, February is the cheapest month in which you can book a flight from Alberta to Illinois (average of $248). Flying from Alberta to Illinois in June is currently the most expensive (average of $405). 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 AB to IL?
Find hourly flight availability from Alberta to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
When flying from Alberta to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Alberta to Illinois
Explore weekly flight availability from Alberta to Illinois. 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 September 17, 2026.
The most flights from CAAB to USIL are scheduled on a Wednesday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Alberta to Illinois?
Airfare is below average for this route at the moment.
Alberta to Illinois flights typically cost between $283 and $371 in October.The cheapest round-trip price found within the last 5 days was $252 on Air Canada (Oct 12-Oct 20).
How far ahead should I book a flight from Alberta to Illinois?
The best time to book flights from Alberta to Illinois is 59 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.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated September 17, 2026.
See what other customers who have flown with Delta,United Airlines, andWestJet from Alberta to Illinois have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Alberta to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Alberta to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Alberta to Illinois by cabin class
Find flights from Alberta to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Alberta and Illinois flights
Browse other Alberta and Illinois flight options. Last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Alberta after your stay in Illinois
Alberta to Illinois flights
Consider these flights traveling from Alberta to Illinois.
Top 5 airlines flying from Alberta to Illinois
Discover the top 5 airlines that operate flights from Alberta to Illinois. 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$135 | Average$446 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$149 | Average$431 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$163 | Average$343 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$208 | Average$382 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$253 | Average$371 | FlexibilityNo cancel fee | On-timeN/A |