$149+ Cheap flights from Spokane (GEG) to Illinois
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ORD
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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Cheapest flights from Spokane to IllinoisExplore the most affordable flight options available from Spokane to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
Explore the most affordable flight options available from Spokane to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 25, 2026.
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 8/122:27 pm
GEG
- ORD
Nonstop4h 01m
American Airlines
Wed 9/211:30 am
ORD
- GEG
Nonstop4h 07m
American Airlines
Deal found 6/23![American Airlines logo]()
$297
This Priceline deal was found by Cheapflights users on 6/24. 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.
Wed 8/58:15 am
GEG
- ORD
1 stop8h 42m
Alaska Airlines
Tue 8/116:00 am
ORD
- GEG
1 stop8h 29m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$301
This Trip.com deal was found by Cheapflights users on 6/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:41 pm
GEG
- ORD
1 stop7h 19m
Alaska Airlines
Sat 8/157:17 pm
ORD
- GEG
1 stop6h 42m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Tue 8/112:27 pm
GEG
- ORD
Nonstop4h 01m
American Airlines
Mon 8/1711:30 am
ORD
- GEG
Nonstop4h 07m
American Airlines
Deal found 6/22![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:55 pm
GEG
- MDW
1 stop10h 05m
Southwest
Tue 8/115:15 pm
MDW
- GEG
1 stop7h 40m
Southwest
Deal found 6/23![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/155:25 am
GEG
- ORD
1 stop6h 03m
Delta
Sat 7/185:55 pm
ORD
- GEG
1 stop7h 03m
Delta
Deal found 6/23![Delta logo]()
$317
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:44 pm
GEG
- ORD
1 stop7h 29m
American Airlines
Tue 9/811:30 am
ORD
- GEG
Nonstop4h 07m
American Airlines
Deal found 6/24![American Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:40 pm
GEG
- MDW
1 stop6h 35m
Southwest
Mon 8/318:50 pm
MDW
- GEG
Nonstop3h 50m
Southwest
Deal found 6/25![Southwest logo]()
$319
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:27 pm
GEG
- ORD
Nonstop4h 01m
American Airlines
Thu 8/276:59 am
ORD
- GEG
1 stop9h 10m
American Airlines
Deal found 6/24![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
GEG
- MDW
Nonstop3h 30m
Southwest
Mon 8/178:50 pm
MDW
- GEG
Nonstop3h 50m
Southwest
Deal found 6/24![Southwest logo]()
$321
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:09 pm
GEG
- ORD
Nonstop4h 06m
American Airlines
Mon 9/2111:10 am
ORD
- GEG
Nonstop4h 09m
American Airlines
Deal found 6/24![American Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:40 pm
GEG
- MDW
1 stop13h 05m
Southwest
Sat 8/155:40 am
MDW
- GEG
1 stop7h 05m
Southwest
Deal found 6/23![Southwest logo]()
$322
Best flights from Spokane to IllinoisDiscover carefully curated flight deals from Spokane to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
Discover carefully curated flight deals from Spokane to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/20. 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.
Wed 8/54:55 pm
GEG
- MDW
1 stop10h 05m
Southwest
Wed 8/123:50 pm
MDW
- GEG
1 stop8h 35m
Southwest
Deal found 6/20![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 6/20. 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 8/115:15 am
GEG
- ORD
1 stop6h 08m
Delta
Tue 8/182:36 pm
ORD
- GEG
1 stop8h 57m
Delta
Deal found 6/20![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 6/20. 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 8/44:13 pm
GEG
- ORD
1 stop6h 31m
United Airlines
Sat 8/86:00 am
ORD
- GEG
1 stop8h 37m
United Airlines
Deal found 6/20![United Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 8/111:26 pm
GEG
- ORD
1 stop8h 33m
Alaska Airlines
Thu 8/136:42 pm
ORD
- GEG
1 stop7h 17m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 8/122:27 pm
GEG
- SPI
1 stop7h 45m
American Airlines
Wed 8/196:08 am
SPI
- GEG
1 stop9h 29m
American Airlines
Deal found 6/23![American Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:55 pm
GEG
- MDW
1 stop10h 05m
Southwest
Wed 9/163:50 pm
MDW
- GEG
1 stop8h 35m
Southwest
Deal found 6/24![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 6/24. 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 10/2010:45 pm
GEG
- MDW
2 stops11h 48m
Delta
Tue 11/31:05 pm
MDW
- GEG
1 stop10h 32m
Delta
Deal found 6/24![Delta logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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 8/251:27 pm
GEG
- ORD
1 stop8h 32m
Alaska Airlines
Wed 8/262:18 pm
ORD
- GEG
1 stop10h 31m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:40 pm
GEG
- MDW
1 stop13h 05m
Southwest
Sat 8/155:40 am
MDW
- GEG
1 stop7h 05m
Southwest
Deal found 6/23![Southwest logo]()
$322
This Delta deal was found by Cheapflights users on 6/20. 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 8/116:16 am
GEG
- ORD
1 stop9h 24m
Delta
Wed 8/121:59 pm
ORD
- GEG
2 stops12h 00m
Delta
Deal found 6/20![Delta logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:58 am
GEG
- RFD
1 stop22h 15m
Allegiant Air
Sun 7/191:14 pm
RFD
- GEG
1 stop8h 47m
Allegiant Air
Deal found 6/21![Allegiant Air logo]()
$714
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:58 am
GEG
- RFD
1 stop22h 15m
Multiple Airlines
Sun 7/191:14 pm
RFD
- GEG
2 stops23h 54m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$736
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 8/148:15 am
GEG
- ORD
1 stop8h 42m
Alaska Airlines
Sat 8/157:17 pm
ORD
- GEG
1 stop6h 42m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:15 am
GEG
- MDW
2 stops8h 50m
Southwest
Tue 9/223:10 pm
MDW
- GEG
2 stops9h 15m
Southwest
Deal found 6/24![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 6/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:40 pm
GEG
- BMI
1 stop7h 43m
Delta
Tue 10/274:00 pm
BMI
- GEG
1 stop7h 37m
Delta
Deal found 6/21![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 10/94:38 pm
GEG
- ORD
1 stop11h 42m
Alaska Airlines
Tue 10/136:00 am
ORD
- GEG
1 stop7h 39m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 6/23. 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 8/226:45 am
GEG
- ORD
1 stop6h 45m
Delta
Thu 8/273:25 pm
ORD
- GEG
1 stop8h 05m
Delta
Deal found 6/23![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 8/41:23 pm
GEG
- ORD
1 stop6h 07m
Delta
Thu 8/65:56 pm
ORD
- GEG
1 stop8h 03m
Delta
Deal found 6/23![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/20. 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 9/16:15 am
GEG
- STL
1 stop6h 50m
Southwest
Tue 9/15:00 pm
STL
- GEG
1 stop7h 55m
Southwest
Deal found 6/20![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/21. 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.
Tue 10/271:49 pm
GEG
- MLI
1 stop5h 14m
United Airlines
Sat 10/316:30 am
MLI
- GEG
1 stop7h 48m
United Airlines
Deal found 6/21![United Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/22. 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.
Tue 8/112:27 pm
GEG
- SPI
1 stop7h 45m
American Airlines
Sat 8/156:08 am
SPI
- GEG
1 stop9h 29m
American Airlines
Deal found 6/22![American Airlines logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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 8/255:52 am
GEG
- STL
1 stop6h 14m
Alaska Airlines
Wed 8/266:08 pm
STL
- GEG
1 stop7h 03m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:55 am
GEG
- MDW
2 stops8h 05m
Southwest
Tue 8/184:45 pm
MDW
- GEG
1 stop7h 20m
Southwest
Deal found 6/24![Southwest logo]()
$371
This Delta deal was found by Cheapflights users on 6/24. 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 8/1410:56 pm
GEG
- MDW
1 stop9h 14m
Delta
Tue 8/187:25 pm
MDW
- GEG
1 stop5h 44m
Delta
Deal found 6/24![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/244:08 pm
GEG
- CMI
2 stops23h 20m
United Airlines
Tue 10/276:30 am
CMI
- GEG
2 stops8h 17m
United Airlines
Deal found 6/20![United Airlines logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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 9/78:33 pm
GEG
- STL
1 stop15h 48m
Alaska Airlines
Sat 9/126:08 pm
STL
- GEG
1 stop7h 03m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/20. 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 7/186:25 am
GEG
- MDW
1 stop12h 35m
Southwest
Sat 7/255:25 am
MDW
- GEG
1 stop5h 40m
Southwest
Deal found 6/20![Southwest logo]()
$425
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/810:48 pm
GEG
- MLI
1 stop9h 24m
Delta
Sun 7/125:56 am
MLI
- GEG
1 stop7h 44m
Delta
Deal found 6/23![Delta logo]()
$429
This Southwest deal was found by Cheapflights users on 6/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:25 am
GEG
- MDW
Nonstop3h 30m
Southwest
Sun 8/23:30 pm
MDW
- GEG
Nonstop3h 45m
Southwest
Deal found 6/22![Southwest logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 8/48:53 am
GEG
- STL
2 stops13h 05m
Alaska Airlines
Tue 8/1812:45 pm
STL
- GEG
2 stops11h 51m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$473
Last-minute flights from Spokane to IllinoisDiscover last-minute flight deals from Spokane to Illinois. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from Spokane to Illinois. Data last updated June 25, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2912:31 pm
GEG
- ORD
1 stop6h 12m
Frontier
Thu 7/29:48 pm
ORD
- GEG
1 stop15h 48m
Frontier
Deal found 6/24![Frontier logo]()
$350
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 7/147:08 pm
GEG
- ORD
2 stops10h 51m
Delta
Sat 7/185:55 pm
ORD
- GEG
1 stop7h 03m
Delta
Deal found 6/23![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 7/145:20 am
GEG
- MDW
2 stops10h 58m
Delta
Sat 7/189:54 am
MDW
- GEG
1 stop5h 27m
Delta
Deal found 6/23![Delta logo]()
$373
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:29 pm
GEG
- ORD
Nonstop4h 03m
American Airlines
Tue 7/285:00 am
ORD
- GEG
1 stop8h 59m
American Airlines
Deal found 6/24![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/155:25 am
GEG
- ORD
1 stop6h 03m
Delta
Sat 7/185:55 pm
ORD
- GEG
1 stop7h 03m
Delta
Deal found 6/23![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 7/1512:42 pm
GEG
- ORD
1 stop14h 18m
Alaska Airlines
Tue 7/288:20 pm
ORD
- GEG
1 stop14h 06m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$346
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 7/152:29 pm
GEG
- ORD
Nonstop4h 03m
American Airlines
Sat 7/182:59 pm
ORD
- GEG
1 stop7h 43m
American Airlines
Deal found 6/23![American Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 6/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:26 pm
GEG
- ORD
1 stop5h 26m
Delta
Tue 7/215:55 pm
ORD
- GEG
1 stop8h 00m
Delta
Deal found 6/21![Delta logo]()
$338
This Southwest deal was found by Cheapflights users on 6/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2212:35 pm
GEG
- MDW
1 stop7h 55m
Southwest
Tue 7/284:35 pm
MDW
- GEG
2 stops9h 15m
Southwest
Deal found 6/22![Southwest logo]()
$371
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:29 pm
GEG
- ORD
Nonstop4h 00m
American Airlines
Sat 8/13:22 pm
ORD
- GEG
1 stop9h 44m
American Airlines
Deal found 6/24![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 6/25. 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.
Tue 7/282:29 pm
GEG
- STL
1 stop7h 47m
American Airlines
Wed 8/56:36 am
STL
- GEG
1 stop7h 18m
American Airlines
Deal found 6/25![American Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 6/22. 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 7/292:29 pm
GEG
- ORD
Nonstop4h 03m
American Airlines
Tue 8/411:30 am
ORD
- GEG
Nonstop4h 09m
American Airlines
Deal found 6/22![American Airlines logo]()
$297
One-way flights from Spokane to IllinoisSearch for one-way flight options from Spokane to Illinois. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
Search for one-way flight options from Spokane to Illinois. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:09 pm
GEG
- ORD
Nonstop4h 06m
American Airlines
Deal found 6/24![American Airlines logo]()
$149
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 8/188:15 am
GEG
- ORD
1 stop8h 42m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$151
This CheapOair deal was found by Cheapflights users on 6/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
GEG
- ORD
1 stop11h 21m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$156
This Alaska Airlines deal was found by Cheapflights users on 6/20. 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 12/151:23 pm
GEG
- ORD
1 stop8h 36m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$158
This Delta deal was found by Cheapflights users on 6/22. 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.
Wed 8/1912:36 pm
GEG
- MDW
1 stop8h 00m
Delta
Deal found 6/22![Delta logo]()
$159
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 8/196:16 am
GEG
- ORD
1 stop9h 24m
Delta
Deal found 6/23![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 6/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
GEG
- MDW
Nonstop3h 30m
Southwest
Deal found 6/22![Southwest logo]()
$161
This American Airlines deal was found by Cheapflights users on 6/20. 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 8/172:27 pm
GEG
- ORD
Nonstop4h 01m
American Airlines
Deal found 6/20![American Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:14 pm
GEG
- ORD
1 stop30h 23m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 6/23. 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.
Mon 9/2110:50 pm
GEG
- MDW
1 stop9h 00m
Delta
Deal found 6/23![Delta logo]()
$171
This Delta deal was found by Cheapflights users on 6/24. 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.
Thu 8/201:23 pm
GEG
- ORD
1 stop6h 07m
Delta
Deal found 6/24![Delta logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:12 am
GEG
- ORD
1 stop30h 50m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$177
Find flight deals from Spokane to Illinois
Keep the following information in mind while searching for Spokane to Illinois flight deals. Data was last updated June 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (American Airlines) |
One-way from | $149 (American Airlines) |
Popular in | July |
Cheapest in | September |
Average price | $413 |
Good round-trip deal | $395 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Spokane 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 2,558,603 searches. Data last updated June 25, 2026.
Use the filters below to find and compare flights from Spokane to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpokaneChicago
GEG - MDW
GEGMDW
Spokane
Wed 8/5
4:55 pm-5:00 am
1 stop10h 05m
Chicago Midway
Wed 8/12
3:50 pm-10:25 pm
1 stop8h 35m
$317
SpokaneChicago
GEG - ORD
GEGORD
Spokane
Tue 8/11
5:15 am-1:23 pm
1 stop6h 08m
Chicago O'Hare Intl
Tue 8/18
2:36 pm-9:33 pm
1 stop8h 57m
$317
SpokaneChicago
GEG - ORD
GEGORD
Spokane
Tue 8/4
4:13 pm-12:44 am
1 stop6h 31m
Chicago O'Hare Intl
Sat 8/8
6:00 am-12:37 pm
1 stop8h 37m
$317
SpokaneChicago
GEG - MDW
GEGMDW
Spokane
Tue 9/15
4:55 pm-5:00 am
1 stop10h 05m
Chicago Midway
Wed 9/16
3:50 pm-10:25 pm
1 stop8h 35m
$317
SpokaneChicago
GEG - MDW
GEGMDW
Spokane
Tue 10/20
10:45 pm-12:33 pm
2 stops11h 48m
Chicago Midway
Tue 11/3
1:05 pm-9:37 pm
1 stop10h 32m
$322
SpokaneChicago
GEG - MDW
GEGMDW
Spokane
Sat 8/8
2:40 pm-5:45 am
1 stop13h 05m
Chicago Midway
Sat 8/15
5:40 am-10:45 am
1 stop7h 05m
$322
SpokaneChicago
GEG - ORD
GEGORD
Spokane
Tue 8/11
6:16 am-5:40 pm
1 stop9h 24m
Chicago O'Hare Intl
Wed 8/12
1:59 pm-11:59 pm
2 stops12h 00m
$322
SpokaneChicago
GEG - MDW
GEGMDW
Spokane
Wed 9/2
6:15 am-5:05 pm
2 stops8h 50m
Chicago Midway
Tue 9/22
3:10 pm-10:25 pm
2 stops9h 15m
$327
SpokaneChicago
GEG - ORD
GEGORD
Spokane
Tue 8/11
1:26 pm-11:59 pm
1 stop8h 33m
Chicago O'Hare Intl
Thu 8/13
6:42 pm-11:59 pm
1 stop7h 17m
$328
SpokaneChicago
GEG - ORD
GEGORD
Spokane
Tue 8/25
1:27 pm-11:59 pm
1 stop8h 32m
Chicago O'Hare Intl
Wed 8/26
2:18 pm-10:49 pm
1 stop10h 31m
$328
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Spokane to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Spokane with our price prediction graph.
GEG-ORD
GEG-MDW
GEG-STL
GEG-MLI
GEG-RFD
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 Spokane to Illinois
GEG-USIL
GEG-ORD
GEG-MDW
GEG-STL
GEG-MLI
What is the cheapest month to book a flight from Spokane to Illinois?
Currently, October is the cheapest month in which you can book a flight from Spokane to Illinois (average of $90). Flying from Spokane to Illinois in February is currently the most expensive (average of $252). 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 GEG to IL?
Find hourly flight availability from Spokane 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 June 25, 2026.
When flying from Spokane 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 Spokane to Illinois
Explore weekly flight availability from Spokane 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 June 25, 2026.
The most flights from GEG to USIL are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
How much does it cost to fly round-trip from Spokane to Illinois?
How far ahead should I book a flight from Spokane to Illinois?
To ensure you get the cheapest price possible for a flight from Spokane to Illinois, you should look to book at least 71 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 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 June 25, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Spokane to Illinois have to say. 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.
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Entertainment
7.0
Overall
7.9
Food
7.0
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Related info for your journey
Find useful and relevant information for your journey from Spokane to Illinois. 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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Complete your trip
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Spokane and Illinois flights
Browse other Spokane and Illinois flight options. Last updated on June 25, 2026.
Popular flight searches
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Spokane to Illinois flights
Consider these flights traveling from Spokane to Illinois.
Top 5 airlines flying from Spokane to Illinois
Discover the top 5 airlines that operate flights from Spokane 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 2,558,603 searches. Data last updated June 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$300 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$231 | Average$409 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$235 | Average$349 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$423 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$410 | FlexibilityNo cancel fee | On-time63% |