$203+ Cheap flights from Illinois to Alaska
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ANC
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Alaska 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 Illinois to AlaskaExplore the most affordable flight options available from Illinois to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
Explore the most affordable flight options available from Illinois to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:15 pm -
1 stop9h 05m
Sun 12/138:45 pm -
1 stop10h 25m
Deal found 8/25![United Airlines logo]()
$405
This Booking.com deal was found by Cheapflights users on 8/22. 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.
Mon 9/286:29 am -
1 stop19h 17m
Wed 9/305:30 am -
1 stop10h 08m
Deal found 8/22![Alaska Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/195:10 am -
2 stops12h 07m
Sat 10/38:59 pm -
1 stop10h 49m
Deal found 8/23![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:31 pm -
1 stop11h 23m
Sat 12/121:15 am -
2 stops12h 15m
Deal found 8/25![Delta logo]()
$412
This Booking.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:08 pm -
2 stops24h 01m
Tue 9/294:08 pm -
1 stop19h 13m
Deal found 8/25![Alaska Airlines logo]()
$412
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:08 pm -
2 stops41h 56m
Tue 9/295:30 am -
1 stop10h 08m
Deal found 8/25![Alaska Airlines logo]()
$414
This Expedia deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:08 pm -
2 stops18h 28m
Mon 9/287:38 pm -
2 stops15h 43m
Deal found 8/25![Alaska Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:08 pm -
2 stops29h 38m
Wed 9/304:08 pm -
2 stops22h 02m
Deal found 8/25![Alaska Airlines logo]()
$417
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:46 pm -
1 stop10h 02m
Mon 10/1212:24 pm -
1 stop8h 35m
Deal found 8/24![Alaska Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 11/27:00 am -
1 stop19h 45m
Mon 11/22:55 am -
1 stop8h 30m
Deal found 8/24![Alaska Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/227:01 am -
2 stops14h 55m
Sun 12/279:50 pm -
1 stop9h 45m
Deal found 8/25![Delta logo]()
$429
This Priceline deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:08 pm -
1 stop19h 03m
Sat 9/267:07 am -
1 stop8h 31m
Deal found 8/25![Alaska Airlines logo]()
$434
Best flights from Illinois to AlaskaDiscover carefully curated flight deals from Illinois to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Illinois to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/236:08 pm -
1 stop19h 03m
Sun 9/271:59 am -
1 stop19h 00m
Deal found 8/22![Alaska Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 8/22. 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.
Mon 9/216:15 am -
2 stops13h 12m
Fri 9/256:00 am -
1 stop14h 16m
Deal found 8/22![Delta logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:40 pm -
1 stop12h 16m
Sun 11/811:59 pm -
2 stops12h 44m
Deal found 8/25![United Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 11/110:21 am -
2 stops14h 16m
Sat 11/76:33 pm -
2 stops13h 14m
Deal found 8/23![American Airlines logo]()
$467
This American Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:34 am -
2 stops12h 55m
Tue 10/132:23 pm -
1 stop12h 42m
Deal found 8/22![Multiple Airlines logo]()
$683
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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 9/296:29 am -
1 stop19h 17m
Thu 10/15:30 am -
1 stop10h 08m
Deal found 8/22![Alaska Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:28 pm -
2 stops12h 00m
Sun 12/1310:07 pm -
1 stop9h 53m
Deal found 8/25![Delta logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:30 pm -
1 stop11h 13m
Mon 10/128:59 pm -
Nonstop6h 11m
Deal found 8/26![United Airlines logo]()
$453
This Booking.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:08 pm -
2 stops24h 01m
Tue 9/294:08 pm -
1 stop19h 13m
Deal found 8/25![Alaska Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 8/23. 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 9/198:00 am -
2 stops15h 15m
Sat 10/36:00 am -
2 stops14h 42m
Deal found 8/23![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:08 pm -
2 stops41h 56m
Tue 9/295:30 am -
1 stop10h 08m
Deal found 8/25![Alaska Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 8/24. 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 10/237:45 am -
2 stops20h 00m
Fri 10/301:50 am -
2 stops16h 19m
Deal found 8/24![Delta logo]()
$417
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Mon 10/56:49 am -
1 stop15h 56m
Mon 10/1212:54 pm -
1 stop14h 11m
Deal found 8/21![American Airlines logo]()
$505
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/172:30 pm -
1 stop11h 13m
Sat 10/248:59 pm -
Nonstop6h 11m
Deal found 8/21![United Airlines logo]()
$489
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Mon 9/286:08 pm -
2 stops41h 56m
Wed 9/304:08 pm -
2 stops22h 02m
Deal found 8/22![Alaska Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 8/24. 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.
Tue 12/112:31 pm -
2 stops16h 14m
Tue 12/84:04 pm -
2 stops16h 25m
Deal found 8/24![Delta logo]()
$446
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Mon 11/27:00 am -
1 stop19h 45m
Mon 11/22:55 am -
1 stop8h 30m
Deal found 8/22![Alaska Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/233:19 pm -
1 stop10h 27m
Tue 9/291:28 am -
1 stop14h 10m
Deal found 8/22![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:04 am -
1 stop15h 15m
Sun 11/154:04 pm -
2 stops14h 38m
Deal found 8/26![Delta logo]()
$480
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/233:19 pm -
1 stop13h 29m
Sun 9/2710:02 am -
2 stops25h 19m
Deal found 8/22![Alaska Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 8/22. 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 1/89:55 am -
1 stop14h 08m
Sun 1/109:55 pm -
1 stop7h 54m
Deal found 8/22![Delta logo]()
$483
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/186:00 am -
1 stop17h 49m
Fri 9/259:54 pm -
1 stop15h 33m
Deal found 8/21![American Airlines logo]()
$708
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Fri 10/237:02 am -
1 stop17h 34m
Sat 10/312:52 pm -
2 stops55h 07m
Deal found 8/24![Alaska Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:05 am -
2 stops13h 51m
Fri 12/46:15 am -
1 stop14h 47m
Deal found 8/25![Delta logo]()
$488
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:59 am -
1 stop10h 34m
Sun 9/205:31 pm -
1 stop15h 58m
Deal found 8/21![American Airlines logo]()
$728
This United Airlines deal was found by Cheapflights users on 8/23. 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 1/308:10 am -
2 stops14h 24m
Wed 2/38:44 pm -
1 stop10h 30m
Deal found 8/23![United Airlines logo]()
$744
This Delta deal was found by Cheapflights users on 8/23. 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 1/211:35 pm -
2 stops12h 01m
Sun 1/246:00 am -
1 stop14h 46m
Deal found 8/23![Delta logo]()
$488
This Alaska Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:21 pm -
2 stops14h 18m
Mon 10/191:43 am -
1 stop8h 35m
Deal found 8/26![Alaska Airlines logo]()
$468
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
2 stops14h 56m
Fri 12/410:07 pm -
1 stop7h 48m
Deal found 8/25![Delta logo]()
$488
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 9/228:00 am -
1 stop9h 18m
Tue 9/298:07 am -
1 stop12h 52m
Deal found 8/24![Alaska Airlines logo]()
$481
Last-minute flights from Illinois to AlaskaDiscover last-minute flight deals from Illinois to Alaska. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Alaska. Data last updated August 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Sat 9/1911:01 am -
1 stop12h 48m
Sat 10/39:54 pm -
1 stop19h 50m
Deal found 8/23![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/195:10 am -
2 stops12h 07m
Sat 10/38:59 pm -
1 stop10h 49m
Deal found 8/23![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 8/23. 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 9/198:00 am -
2 stops15h 15m
Sat 10/36:00 am -
2 stops14h 42m
Deal found 8/23![Delta logo]()
$417
This Priceline deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:08 pm -
1 stop19h 03m
Sat 9/267:07 am -
1 stop8h 31m
Deal found 8/25![Alaska Airlines logo]()
$434
This Expedia deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:08 pm -
2 stops18h 28m
Mon 9/287:38 pm -
2 stops15h 43m
Deal found 8/25![Alaska Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:08 pm -
2 stops41h 56m
Tue 9/295:30 am -
1 stop10h 08m
Deal found 8/25![Alaska Airlines logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:08 pm -
2 stops29h 38m
Wed 9/304:08 pm -
2 stops22h 02m
Deal found 8/25![Alaska Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/233:19 pm -
1 stop13h 29m
Sun 9/2710:02 am -
2 stops25h 19m
Deal found 8/22![Alaska Airlines logo]()
$435
This Booking.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:08 pm -
2 stops24h 01m
Tue 9/294:08 pm -
1 stop19h 13m
Deal found 8/25![Alaska Airlines logo]()
$412
This lol.travel deal was found by Cheapflights users on 8/23. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:00 am -
1 stop9h 18m
Wed 9/306:17 pm -
1 stop14h 50m
Deal found 8/23![Alaska Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:53 pm -
Nonstop6h 56m
Thu 10/19:54 pm -
Nonstop6h 31m
Deal found 8/25![American Airlines logo]()
$443
This Booking.com deal was found by Cheapflights users on 8/22. 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.
Mon 9/286:29 am -
1 stop19h 17m
Wed 9/305:30 am -
1 stop10h 08m
Deal found 8/22![Alaska Airlines logo]()
$406
One-way flights from Illinois to AlaskaSearch for one-way flight options from Illinois to Alaska. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Illinois to Alaska. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:15 am -
1 stop17h 45m
Deal found 8/25![Delta logo]()
$203
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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.
Fri 9/186:08 pm -
1 stop29h 34m
Deal found 8/23![Alaska Airlines logo]()
$212
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/234:03 pm -
Nonstop6h 54m
Deal found 8/22![United Airlines logo]()
$223
This Trip.com deal was found by Cheapflights users on 8/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 am -
1 stop19h 48m
Deal found 8/21![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
1 stop9h 52m
Deal found 8/25![Alaska Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:59 am -
1 stop14h 01m
Deal found 8/25![Delta logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 9/136:29 am -
1 stop17h 10m
Deal found 8/23![Alaska Airlines logo]()
$232
This United Airlines deal was found by Cheapflights users on 8/21. 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 11/43:35 pm -
Nonstop7h 04m
Deal found 8/21![United Airlines logo]()
$233
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 9/136:00 am -
2 stops18h 51m
Deal found 8/23![American Airlines logo]()
$234
This Priceline deal was found by Cheapflights users on 8/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:08 pm -
2 stops18h 28m
Deal found 8/24![Alaska Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:53 pm -
Nonstop6h 56m
Deal found 8/26![American Airlines logo]()
$241
This Delta deal was found by Cheapflights users on 8/24. 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 10/2312:50 pm -
1 stop10h 51m
Deal found 8/24![Delta logo]()
$242
Find flight deals from Illinois to Alaska
Keep the following information in mind while searching for Illinois to Alaska flight deals. Data was last updated August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $405 (American Airlines) |
One-way from | $203 (Delta) |
Popular in | July |
Cheapest in | February |
Average price | $508 |
Good round-trip deal | $423 or less |
Good one-way deal | $243 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Alaska 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 August 26, 2026.
Use the filters below to find and compare flights from Illinois to Alaska that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisAnchorage
STL Lambert-St Louis - ANC Anchorage
STLANC
Lambert-St Louis
Wed 9/23
6:08 pm-10:11 am
1 stop19h 03m
Anchorage
Sun 9/27
1:59 am-11:59 pm
1 stop19h 00m
$405
St. LouisFairbanks
STL Lambert-St Louis - FAI Fairbanks
STLFAI
Lambert-St Louis
Tue 9/29
6:29 am-10:46 pm
1 stop19h 17m
Fairbanks
Thu 10/1
5:30 am-6:38 pm
1 stop10h 08m
$406
St. LouisAnchorage
STL Lambert-St Louis - ANC Anchorage
STLANC
Lambert-St Louis
Mon 9/21
6:15 am-4:27 pm
2 stops13h 12m
Anchorage
Fri 9/25
6:00 am-11:16 pm
1 stop14h 16m
$410
St. LouisAnchorage
STL Lambert-St Louis - ANC Anchorage
STLANC
Lambert-St Louis
Thu 12/10
2:28 pm-11:28 pm
2 stops12h 00m
Anchorage
Sun 12/13
10:07 pm-11:00 am
1 stop9h 53m
$410
St. LouisAnchorage
STL Lambert-St Louis - ANC Anchorage
STLANC
Lambert-St Louis
Thu 11/5
1:40 pm-10:56 pm
1 stop12h 16m
Anchorage
Sun 11/8
11:59 pm-3:43 pm
2 stops12h 44m
$412
St. LouisFairbanks
STL Lambert-St Louis - FAI Fairbanks
STLFAI
Lambert-St Louis
Thu 9/24
6:08 pm-3:09 pm
2 stops24h 01m
Fairbanks
Tue 9/29
4:08 pm-2:21 pm
1 stop19h 13m
$412
St. LouisFairbanks
STL Lambert-St Louis - FAI Fairbanks
STLFAI
Lambert-St Louis
Tue 9/22
6:08 pm-9:04 am
2 stops41h 56m
Fairbanks
Tue 9/29
5:30 am-6:38 pm
1 stop10h 08m
$414
St. LouisAnchorage
STL Lambert-St Louis - ANC Anchorage
STLANC
Lambert-St Louis
Sat 9/19
8:00 am-8:15 pm
2 stops15h 15m
Anchorage
Sat 10/3
6:00 am-11:42 pm
2 stops14h 42m
$417
St. LouisFairbanks
STL Lambert-St Louis - FAI Fairbanks
STLFAI
Lambert-St Louis
Fri 10/23
7:45 am-12:45 am
2 stops20h 00m
Fairbanks
Fri 10/30
1:50 am-9:09 pm
2 stops16h 19m
$417
St. LouisFairbanks
STL Lambert-St Louis - FAI Fairbanks
STLFAI
Lambert-St Louis
Mon 9/28
6:08 pm-9:04 am
2 stops41h 56m
Fairbanks
Wed 9/30
4:08 pm-5:10 pm
2 stops22h 02m
$418
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Alaska
Have a flexible travel schedule? Discover the best time to fly to Alaska from Illinois with our price prediction graph.
STL-ANC
ORD-KTN
ORD-ANC
MDW-ANC
ORD-FAI
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 Illinois to Alaska
USIL-USAK
STL-ANC
ORD-KTN
ORD-ANC
MDW-ANC
What is the cheapest month to book a flight from Illinois to Alaska?
Currently, April is the cheapest month in which you can book a flight from Illinois to Alaska (average of $429). Flying from Illinois to Alaska in March is currently the most expensive (average of $632). 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 IL to AK?
Find hourly flight availability from Illinois to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2026.
One of the essential ways to save on airfare from Illinois to Alaska is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 40% on airfare.
Weekly flight availability from Illinois to Alaska
Explore weekly flight availability from Illinois to Alaska. 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 August 26, 2026.
The most flights from USIL to USAK are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Illinois to Alaska?
Airfare is typical for this route at the moment.
Illinois to Alaska flights typically cost between $383 and $513 in October.The cheapest round-trip price found within the last 5 days was $428 on Alaska Airlines (Oct 8-Oct 12).
How far ahead should I book a flight from Illinois to Alaska?
The best time to book flights from Illinois to Alaska is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Illinois to Alaska?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Alaska. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Illinois to Alaska flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Alaska
Get insights into the airlines that provide service to Alaska. 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 Alaska. Reviews last updated August 26, 2026.
Read through reviews of airlines operating flights from Illinois to Alaska, such as Alaska Airlines,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.5
Overall
7.9
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Food
7.0
Crew
8.5
Overall
7.9
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Food
7.0
Crew
8.5
Overall
7.9
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Food
7.0
Crew
8.5
Overall
7.9
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Food
7.0
Crew
8.5
Overall
7.9
Entertainment
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentGeorgana,Dec 2025
ORD - PDX
Related info for your journey
Find useful and relevant information for your journey from Illinois to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Illinois to Alaska
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Alaska by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Alaska by cabin class
Find flights from Illinois to Alaska, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Alaska flights
Browse other Illinois and Alaska flight options. Last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Alaska
Find the right flight back to Illinois after your stay in Alaska
Illinois to Alaska flights
Consider these flights traveling from Illinois to Alaska.
Top 4 airlines flying from Illinois to Alaska
Discover the top 4 airlines that operate flights from Illinois to Alaska. 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 August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$493 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$652 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$338 | Average$576 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$373 | Average$526 | FlexibilityNo cancel fee | On-time71% |