$143+ Cheap flights from Boise (BOI) to Chicago (CHI)
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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHI
Dec 13 — Dec 201
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Chicago 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Chicago are usually found in February or January, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Boise to Chicago
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Cheapest flights from Boise to ChicagoExplore the most affordable flight options available from Boise to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2026.
Explore the most affordable flight options available from Boise to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2026.
This Expedia deal was found by Cheapflights users on 11/11. 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.
Fri 12/116:15 pm -
1 stop9h 46m
Sun 12/208:59 pm -
1 stop13h 45m
Deal found 11/11![Multiple Airlines logo]()
$351
This Expedia deal was found by Cheapflights users on 11/9. 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.
Fri 12/255:33 pm -
1 stop11h 16m
Fri 1/16:00 am -
1 stop9h 18m
Deal found 11/9![Multiple Airlines logo]()
$355
This Priceline deal was found by Cheapflights users on 11/11. 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 12/136:15 pm -
1 stop9h 46m
Mon 12/142:13 pm -
1 stop9h 14m
Deal found 11/11![Multiple Airlines logo]()
$360
This Expedia deal was found by Cheapflights users on 11/10. 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.
Sun 12/136:15 pm -
1 stop9h 46m
Thu 12/178:59 pm -
1 stop13h 45m
Deal found 11/10![Multiple Airlines logo]()
$361
This Expedia deal was found by Cheapflights users on 11/10. 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.
Thu 12/104:47 pm -
1 stop19h 28m
Wed 12/162:08 pm -
1 stop7h 02m
Deal found 11/10![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/28:02 am -
1 stop7h 29m
Sat 12/59:00 am -
1 stop7h 26m
Deal found 11/8![Alaska Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 12/57:41 pm -
1 stop16h 29m
Sat 12/122:08 pm -
1 stop7h 02m
Deal found 11/11![Alaska Airlines logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/12:05 pm -
1 stop8h 54m
Fri 12/42:13 pm -
1 stop9h 14m
Deal found 11/8![Alaska Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/37:45 pm -
1 stop8h 52m
Fri 12/42:13 pm -
1 stop9h 14m
Deal found 11/8![Alaska Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:55 am -
1 stop7h 15m
Sat 12/126:05 am -
1 stop5h 45m
Deal found 11/8![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 11/8. 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 12/53:44 pm -
1 stop7h 13m
Sat 12/126:20 am -
1 stop8h 45m
Deal found 11/8![Delta logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/12:05 pm -
1 stop8h 54m
Mon 12/76:00 am -
1 stop9h 19m
Deal found 11/8![Alaska Airlines logo]()
$388
Best flights from Boise to ChicagoDiscover carefully curated flight deals from Boise to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
Discover carefully curated flight deals from Boise to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/37:45 pm -
1 stop8h 52m
Fri 12/42:13 pm -
1 stop9h 14m
Deal found 11/8![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 11/8. 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 12/25:15 am -
1 stop5h 29m
Wed 12/27:18 pm -
1 stop6h 08m
Deal found 11/8![Delta logo]()
$387
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/255:33 pm -
1 stop11h 16m
Sun 1/37:58 pm -
1 stop18h 30m
Deal found 11/12![Multiple Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/82:48 pm -
1 stop8h 11m
Tue 12/157:52 pm -
Nonstop4h 07m
Deal found 11/8![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:05 pm -
2 stops7h 30m
Tue 12/1510:10 am -
2 stops8h 50m
Deal found 11/11![Southwest logo]()
$413
This American Airlines deal was found by Cheapflights users on 11/12. 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.
Fri 12/256:07 am -
Nonstop3h 53m
Sun 1/39:30 pm -
Nonstop4h 02m
Deal found 11/12![American Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 11/11. 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 12/56:35 am -
2 stops9h 15m
Sat 12/126:00 am -
1 stop8h 17m
Deal found 11/11![Delta logo]()
$402
This Southwest deal was found by Cheapflights users on 11/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/12:35 pm -
1 stop6h 55m
Thu 2/43:20 pm -
2 stops8h 55m
Deal found 11/10![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 11/10. 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 12/108:59 am -
1 stop6h 51m
Wed 12/166:20 am -
2 stops10h 44m
Deal found 11/10![Delta logo]()
$408
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:30 am -
2 stops8h 00m
Sat 12/1212:55 pm -
2 stops9h 50m
Deal found 11/8![Southwest logo]()
$419
This United Airlines deal was found by Cheapflights users on 11/9. 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 12/311:49 am -
Nonstop3h 50m
Sun 12/68:45 am -
Nonstop4h 22m
Deal found 11/9![United Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 11/10. 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 12/31:47 pm -
1 stop8h 07m
Thu 12/1012:39 pm -
2 stops10h 45m
Deal found 11/10![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:00 am -
2 stops11h 35m
Sun 12/207:35 pm -
1 stop7h 00m
Deal found 11/11![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 11/10. 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 2/11:12 pm -
2 stops9h 45m
Thu 2/46:00 am -
1 stop8h 10m
Deal found 11/10![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 11/11. 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 1/262:21 pm -
1 stop8h 34m
Fri 2/59:56 am -
2 stops11h 37m
Deal found 11/11![Delta logo]()
$418
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/255:45 am -
2 stops8h 45m
Mon 12/2810:55 pm -
1 stop12h 10m
Deal found 11/11![Southwest logo]()
$495
This Delta deal was found by Cheapflights users on 11/11. 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 12/51:07 pm -
2 stops7h 28m
Mon 1/46:00 am -
1 stop8h 10m
Deal found 11/11![Delta logo]()
$418
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:55 am -
2 stops11h 20m
Tue 12/2910:55 pm -
1 stop12h 10m
Deal found 11/9![Southwest logo]()
$505
This Delta deal was found by Cheapflights users on 11/9. 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 12/310:37 am -
2 stops9h 58m
Sun 12/62:41 pm -
2 stops10h 45m
Deal found 11/9![Delta logo]()
$419
This Southwest deal was found by Cheapflights users on 11/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/241:05 pm -
2 stops7h 30m
Mon 12/2810:55 pm -
1 stop12h 10m
Deal found 11/11![Southwest logo]()
$509
This Delta deal was found by Cheapflights users on 11/10. 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 11/2511:32 am -
1 stop5h 33m
Wed 12/27:25 am -
2 stops10h 51m
Deal found 11/10![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:10 pm -
2 stops9h 27m
Tue 12/15:30 pm -
1 stop7h 40m
Deal found 11/12![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 11/9. 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 1/26:00 am -
1 stop5h 54m
Mon 1/46:00 am -
1 stop8h 10m
Deal found 11/9![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 11/11. 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 11/246:40 am -
2 stops8h 59m
Sun 11/296:00 am -
1 stop8h 39m
Deal found 11/11![Delta logo]()
$501
Last-minute flights from Boise to ChicagoDiscover last-minute flight deals from Boise to Chicago. Data last updated November 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Chicago. Data last updated November 13, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/12:05 pm -
1 stop8h 54m
Fri 12/42:13 pm -
1 stop9h 14m
Deal found 11/8![Alaska Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/12:05 pm -
1 stop8h 54m
Mon 12/76:00 am -
1 stop9h 19m
Deal found 11/8![Alaska Airlines logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/28:02 am -
1 stop7h 29m
Sat 12/59:00 am -
1 stop7h 26m
Deal found 11/8![Alaska Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/32:05 pm -
1 stop8h 54m
Tue 12/89:00 am -
1 stop10h 23m
Deal found 11/8![Alaska Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 12/57:41 pm -
1 stop16h 29m
Sat 12/122:08 pm -
1 stop7h 02m
Deal found 11/11![Alaska Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 11/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:55 am -
1 stop7h 15m
Sat 12/126:05 am -
1 stop5h 45m
Deal found 11/8![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 11/8. 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 12/53:44 pm -
1 stop7h 13m
Sat 12/126:20 am -
1 stop8h 45m
Deal found 11/8![Delta logo]()
$387
This Expedia deal was found by Cheapflights users on 11/10. 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.
Thu 12/104:47 pm -
1 stop19h 28m
Wed 12/162:08 pm -
1 stop7h 02m
Deal found 11/10![Alaska Airlines logo]()
$363
This Expedia deal was found by Cheapflights users on 11/11. 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.
Fri 12/116:15 pm -
1 stop9h 46m
Sun 12/208:59 pm -
1 stop13h 45m
Deal found 11/11![Multiple Airlines logo]()
$351
This Priceline deal was found by Cheapflights users on 11/11. 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 12/136:15 pm -
1 stop9h 46m
Mon 12/142:13 pm -
1 stop9h 14m
Deal found 11/11![Multiple Airlines logo]()
$360
This Expedia deal was found by Cheapflights users on 11/10. 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.
Sun 12/136:15 pm -
1 stop9h 46m
Thu 12/178:59 pm -
1 stop13h 45m
Deal found 11/10![Multiple Airlines logo]()
$361
This Expedia deal was found by Cheapflights users on 11/9. 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.
Fri 12/255:33 pm -
1 stop11h 16m
Fri 1/16:00 am -
1 stop9h 18m
Deal found 11/9![Multiple Airlines logo]()
$355
One-way flights from Boise to ChicagoSearch for one-way flight options from Boise to Chicago. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
Search for one-way flight options from Boise to Chicago. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:56 pm -
1 stop8h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$143
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:15 pm -
1 stop9h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Frontier logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/77:47 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:33 pm -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$169
This Priceline deal was found by Cheapflights users on 11/11. 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.
Fri 12/255:33 pm -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Frontier logo]()
$170
This Trip.com deal was found by Cheapflights users on 11/10. 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.
Tue 12/14:10 pm -
1 stop6h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Alaska Airlines logo]()
$179
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:55 pm -
1 stop8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Frontier logo]()
$183
This Priceline deal was found by Cheapflights users on 11/11. 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.
Wed 12/26:37 am -
1 stop8h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Alaska Airlines logo]()
$184
This Priceline deal was found by Cheapflights users on 11/8. 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.
Wed 12/98:02 am -
1 stop8h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Alaska Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 11/11. 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 12/21:39 pm -
Nonstop3h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![American Airlines logo]()
$189
This Delta deal was found by Cheapflights users on 11/10. 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 12/15:15 am -
1 stop5h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Delta logo]()
$199
This Delta deal was found by Cheapflights users on 11/11. 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 12/31:47 pm -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Delta logo]()
$205
Find flight deals from Boise to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $351 (Expedia) |
One-way from | $143 (Cheapflightsfares) |
Popular in | March |
Cheapest in | February |
Average price | $431 |
Good round-trip deal | $443 or less |
Good one-way deal | $264 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Chicago 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 November 13, 2026.
Use the filters below to find and compare flights from Boise to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Fri 12/25
5:35 am-1:10 pm
1 stop6h 35m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$185
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Tue 3/16
8:49 pm-5:26 am
1 stop7h 37m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$190
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Tue 12/22
5:25 pm-12:30 am
1 stop6h 05m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$194
BoiseChicago
BOI Boise Air Term. Gowen Fld - MDW Chicago Midway
BOIMDW
Boise Air Term. Gowen Fld
Wed 12/2
5:15 am-11:59 am
1 stop5h 44m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
BoiseChicago
BOI Boise Air Term. Gowen Fld - MDW Chicago Midway
BOIMDW
Boise Air Term. Gowen Fld
Tue 12/1
5:15 am-11:59 am
1 stop5h 44m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
BoiseChicago
BOI Boise Air Term. Gowen Fld - MDW Chicago Midway
BOIMDW
Boise Air Term. Gowen Fld
Sat 12/5
2:29 pm-10:54 pm
1 stop7h 25m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Wed 12/9
10:37 am-9:56 pm
2 stops10h 19m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Wed 4/7
6:00 am-1:09 pm
1 stop6h 09m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$200
BoiseChicago
BOI Boise Air Term. Gowen Fld - ORD Chicago O'Hare Intl
BOIORD
Boise Air Term. Gowen Fld
Tue 12/1
5:15 am-6:26 pm
2 stops12h 11m
Chicago O'Hare Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$204
BoiseChicago
BOI Boise Air Term. Gowen Fld - MDW Chicago Midway
BOIMDW
Boise Air Term. Gowen Fld
Fri 1/8
2:50 pm-9:50 pm
1 stop6h 00m
Chicago Midway
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$205
Showing 1-10 of 44 resultsSorted by cheapest first
Compare providers for flights from Boise to Chicago
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Chicago in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boise to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Boise with our price prediction graph.
BOI-CHI
BOI-ORD
BOI-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 Boise to Chicago
BOI-CHI
BOI-ORD
BOI-MDW
What is the cheapest month to book a flight from Boise to Chicago?
Currently, February is the cheapest month in which you can book a flight from Boise to Chicago (average of $340). Flying from Boise to Chicago in March is currently the most expensive (average of $542). 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 BOI to CHI?
Find hourly flight availability from Boise to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2026.
It’s typically best to fly out from Boise to Chicago in the afternoon. Doing so could potentially save you 31% on the flight price compared to flying at noon, which is usually more expensive.
Weekly flight availability from Boise to Chicago
Explore weekly flight availability from Boise to Chicago. 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 November 13, 2026.
The most flights from BOI to CHI are scheduled on a Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Boise to Chicago?
Airfare is below average for this route at the moment.
Boise to Chicago flights typically cost between $353 and $439 in December.The cheapest round-trip price found within the last 5 days was $351 on Multiple Airlines (Dec 11-Dec 20).
How far ahead should I book a flight from Boise to Chicago?
To ensure you get the cheapest price possible for a flight from Boise to Chicago, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated November 13, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Boise to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from Boise to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Merrillville
Lansing
Valparaiso
Hammond
Saint Joseph
Porter
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Chicago
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 13, 2026.
Complete your trip
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Search flights from Boise to Chicago by cabin class
Find flights from Boise to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Chicago flights
Browse other Boise and Chicago flight options. Last updated on November 13, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on November 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Boise to Chicago
Discover the top 5 airlines that operate flights from Boise to Chicago. 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 November 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$191 | Average$374 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$253 | Average$354 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$272 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$334 | Average$477 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$335 | Average$523 | FlexibilityNo cancel fee | On-time69% |