$133+ Cheap flights from Illinois to Harrisburg (MDT)
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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MDT
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Harrisburg 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 HarrisburgExplore the most affordable flight options available from Illinois to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
Explore the most affordable flight options available from Illinois to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/243:50 pm -
Nonstop2h 00m
Mon 8/316:00 am -
Nonstop2h 21m
Deal found 7/31![American Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 8/279:45 am -
Nonstop2h 00m
Sun 8/301:25 pm -
Nonstop2h 10m
Deal found 8/5![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/33:50 pm -
Nonstop2h 00m
Sun 9/61:25 pm -
Nonstop2h 10m
Deal found 8/4![American Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/181:54 pm -
1 stop6h 46m
Sun 9/206:00 am -
Nonstop2h 16m
Deal found 7/31![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 12/245:25 pm -
1 stop5h 13m
Sat 1/26:10 am -
1 stop3h 35m
Deal found 8/4![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/225:18 pm -
1 stop5h 03m
Mon 8/2412:22 pm -
1 stop4h 55m
Deal found 8/1![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/55:13 pm -
1 stop5h 46m
Fri 9/1112:29 pm -
1 stop5h 36m
Deal found 8/3![American Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 11/2510:30 am -
Nonstop1h 55m
Mon 11/305:48 pm -
Nonstop2h 13m
Deal found 8/3![United Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/199:45 am -
Nonstop2h 00m
Sun 8/236:45 am -
1 stop5h 23m
Deal found 7/31![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/17:25 am -
1 stop5h 07m
Tue 9/85:54 pm -
1 stop5h 06m
Deal found 8/4![United Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 11/241:55 pm -
Nonstop1h 51m
Mon 11/308:13 pm -
1 stop4h 26m
Deal found 8/1![United Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/310:53 am -
1 stop4h 59m
Mon 9/76:30 am -
1 stop6h 32m
Deal found 8/4![United Airlines logo]()
$319
Best flights from Illinois to HarrisburgDiscover carefully curated flight deals from Illinois to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
Discover carefully curated flight deals from Illinois to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/195:55 pm -
Nonstop2h 03m
Sat 9/265:54 pm -
Nonstop2h 11m
Deal found 8/4![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/55:18 pm -
1 stop5h 03m
Mon 9/76:00 am -
1 stop5h 13m
Deal found 7/31![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/36:00 am -
1 stop6h 58m
Mon 9/77:34 pm -
1 stop5h 00m
Deal found 7/31![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:55 pm -
Nonstop2h 03m
Sun 9/205:54 pm -
Nonstop2h 11m
Deal found 8/3![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/255:10 pm -
1 stop5h 30m
Mon 9/286:09 pm -
1 stop5h 35m
Deal found 8/3![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/51:55 pm -
Nonstop1h 57m
Sun 9/67:59 pm -
1 stop4h 41m
Deal found 8/1![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 12/245:25 pm -
1 stop5h 13m
Sat 1/26:10 am -
1 stop3h 35m
Deal found 8/1![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/112:56 pm -
1 stop4h 30m
Tue 9/87:59 pm -
1 stop4h 41m
Deal found 8/2![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/46:42 pm -
1 stop3h 39m
Sun 9/66:15 am -
1 stop4h 02m
Deal found 8/2![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/15:45 pm -
1 stop4h 36m
Tue 9/86:09 pm -
1 stop5h 35m
Deal found 8/2![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/226:42 pm -
1 stop3h 39m
Sun 8/236:15 am -
1 stop4h 02m
Deal found 7/31![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:15 pm -
1 stop4h 15m
Sat 8/226:30 am -
Nonstop2h 11m
Deal found 8/3![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/239:29 am -
1 stop5h 37m
Sun 10/256:00 am -
1 stop5h 03m
Deal found 8/4![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/54:39 pm -
1 stop5h 31m
Mon 9/76:00 am -
1 stop4h 59m
Deal found 7/31![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/510:50 am -
1 stop6h 36m
Wed 9/96:30 am -
Nonstop2h 11m
Deal found 8/4![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/266:00 am -
2 stops6h 58m
Thu 8/272:23 pm -
2 stops10h 36m
Deal found 8/3![American Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/139:30 am -
1 stop6h 22m
Sun 8/165:54 pm -
1 stop5h 07m
Deal found 8/1![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/216:25 pm -
1 stop3h 56m
Sun 8/236:15 am -
1 stop4h 22m
Deal found 7/31![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 10/319:40 am -
1 stop6h 10m
Wed 11/48:15 am -
1 stop4h 55m
Deal found 8/1![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/185:10 pm -
1 stop5h 33m
Tue 8/256:24 pm -
1 stop5h 12m
Deal found 8/4![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 1/201:20 pm -
1 stop4h 20m
Sun 1/246:30 am -
1 stop6h 21m
Deal found 8/3![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/156:11 am -
1 stop4h 38m
Sun 8/166:15 am -
1 stop4h 02m
Deal found 7/31![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/1712:20 pm -
2 stops10h 08m
Thu 8/207:31 pm -
1 stop5h 28m
Deal found 8/3![American Airlines logo]()
$742
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/18:00 am -
1 stop4h 32m
Mon 9/75:54 pm -
1 stop6h 07m
Deal found 8/3![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/14:39 pm -
1 stop6h 04m
Thu 10/16:10 am -
1 stop3h 57m
Deal found 7/31![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:59 pm -
1 stop6h 54m
Mon 8/175:54 pm -
1 stop5h 06m
Deal found 8/5![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:42 pm -
1 stop3h 39m
Sat 8/226:15 am -
1 stop4h 02m
Deal found 8/5![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:42 am -
1 stop3h 57m
Sun 9/136:15 am -
1 stop6h 44m
Deal found 7/31![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/155:45 am -
1 stop6h 47m
Wed 8/192:17 pm -
1 stop5h 46m
Deal found 7/31![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/188:40 am -
1 stop4h 23m
Sat 8/225:54 pm -
1 stop6h 05m
Deal found 8/3![United Airlines logo]()
$429
Last-minute flights from Illinois to HarrisburgDiscover last-minute flight deals from Illinois to Harrisburg. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Harrisburg. Data last updated August 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/185:10 pm -
1 stop5h 33m
Tue 8/256:24 pm -
1 stop5h 12m
Deal found 8/4![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/199:45 am -
Nonstop2h 00m
Sun 8/236:45 am -
1 stop5h 23m
Deal found 7/31![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/225:18 pm -
1 stop5h 03m
Mon 8/2412:22 pm -
1 stop4h 55m
Deal found 8/1![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/243:50 pm -
Nonstop2h 00m
Mon 8/316:00 am -
Nonstop2h 21m
Deal found 7/31![American Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 8/279:45 am -
Nonstop2h 00m
Sun 8/301:25 pm -
Nonstop2h 10m
Deal found 8/5![American Airlines logo]()
$280
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/276:42 pm -
1 stop3h 39m
Sun 8/306:24 pm -
1 stop5h 12m
Deal found 8/4![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/17:25 am -
1 stop5h 07m
Tue 9/85:54 pm -
1 stop5h 06m
Deal found 8/4![United Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/33:50 pm -
Nonstop2h 00m
Sun 9/61:25 pm -
Nonstop2h 10m
Deal found 8/4![American Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/310:53 am -
1 stop4h 59m
Mon 9/76:30 am -
1 stop6h 32m
Deal found 8/4![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:30 am -
1 stop7h 22m
Mon 9/75:54 pm -
1 stop5h 06m
Deal found 8/4![United Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/55:13 pm -
1 stop5h 46m
Fri 9/1112:29 pm -
1 stop5h 36m
Deal found 8/3![American Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/181:54 pm -
1 stop6h 46m
Sun 9/206:00 am -
Nonstop2h 16m
Deal found 7/31![American Airlines logo]()
$289
One-way flights from Illinois to HarrisburgSearch for one-way flight options from Illinois to Harrisburg. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
Search for one-way flight options from Illinois to Harrisburg. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/46:17 pm -
2 stops42h 21m
Deal found 8/4![Multiple Airlines logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:03 pm -
2 stops17h 20m
Deal found 8/3![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:17 pm -
2 stops24h 41m
Deal found 8/3![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Wed 9/306:30 am -
2 stops25h 23m
Deal found 7/31![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/306:17 pm -
2 stops22h 09m
Deal found 8/3![Multiple Airlines logo]()
$175
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/510:25 am -
Nonstop2h 07m
Deal found 7/31![United Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Wed 9/22:10 pm -
2 stops23h 38m
Deal found 8/3![Multiple Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Wed 11/44:44 pm -
1 stop20h 59m
Deal found 8/3![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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.
Tue 9/293:50 pm -
2 stops40h 03m
Deal found 7/31![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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.
Wed 8/192:00 pm -
2 stops24h 09m
Deal found 8/4![Multiple Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/53:25 pm -
1 stop6h 45m
Deal found 8/4![Delta logo]()
$186
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/56:05 am -
1 stop4h 44m
Deal found 7/31![Delta logo]()
$186
Find flight deals from Illinois to Harrisburg
Keep the following information in mind while searching for Illinois to Harrisburg flight deals. Data was last updated August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $279 (American Airlines) |
One-way from | $133 (Kiwi.com) |
Popular in | January |
Cheapest in | May |
Average price | $319 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Harrisburg 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 August 5, 2026.
Use the filters below to find and compare flights from Illinois to Harrisburg that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoHarrisburg
ORD - MDT
ORDMDT
Chicago O'Hare Intl
Sat 9/19
5:55 pm-8:58 pm
Nonstop2h 03m
Harrisburg
Sat 9/26
5:54 pm-7:05 pm
Nonstop2h 11m
$279
ChicagoHarrisburg
ORD - MDT
ORDMDT
Chicago O'Hare Intl
Fri 9/18
5:55 pm-8:58 pm
Nonstop2h 03m
Harrisburg
Sun 9/20
5:54 pm-7:05 pm
Nonstop2h 11m
$279
ChicagoHarrisburg
ORD - MDT
ORDMDT
Chicago O'Hare Intl
Sat 9/5
1:55 pm-4:52 pm
Nonstop1h 57m
Harrisburg
Sun 9/6
7:59 pm-11:40 pm
1 stop4h 41m
$289
ChicagoHarrisburg
ORD - MDT
ORDMDT
Chicago O'Hare Intl
Sat 9/5
5:18 pm-11:21 pm
1 stop5h 03m
Harrisburg
Mon 9/7
6:00 am-10:13 am
1 stop5h 13m
$299
ChicagoHarrisburg
MDW - MDT
MDWMDT
Chicago Midway
Fri 9/25
5:10 pm-11:40 pm
1 stop5h 30m
Harrisburg
Mon 9/28
6:09 pm-10:44 pm
1 stop5h 35m
$299
ChicagoHarrisburg
MDW - MDT
MDWMDT
Chicago Midway
Thu 12/24
5:25 pm-11:38 pm
1 stop5h 13m
Harrisburg
Sat 1/2
6:10 am-8:45 am
1 stop3h 35m
$299
ChicagoHarrisburg
ORD - MDT
ORDMDT
Chicago O'Hare Intl
Tue 9/1
12:56 pm-6:26 pm
1 stop4h 30m
Harrisburg
Tue 9/8
7:59 pm-11:40 pm
1 stop4h 41m
$299
ChicagoHarrisburg
MDW - MDT
MDWMDT
Chicago Midway
Fri 9/4
6:42 pm-11:21 pm
1 stop3h 39m
Harrisburg
Sun 9/6
6:15 am-9:17 am
1 stop4h 02m
$299
ChicagoHarrisburg
MDW - MDT
MDWMDT
Chicago Midway
Tue 9/1
5:45 pm-11:21 pm
1 stop4h 36m
Harrisburg
Tue 9/8
6:09 pm-10:44 pm
1 stop5h 35m
$299
ChicagoHarrisburg
MDW - MDT
MDWMDT
Chicago Midway
Sat 8/22
6:42 pm-11:21 pm
1 stop3h 39m
Harrisburg
Sun 8/23
6:15 am-9:17 am
1 stop4h 02m
$299
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Harrisburg
Have a flexible travel schedule? Discover the best time to fly to Harrisburg from Illinois with our price prediction graph.
ORD-MDT
MDW-MDT
STL-MDT
PIA-MDT
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 Harrisburg
USIL-MDT
ORD-MDT
MDW-MDT
STL-MDT
PIA-MDT
What is the cheapest month to book a flight from Illinois to Harrisburg?
Currently, October is the cheapest month in which you can book a flight from Illinois to Harrisburg (average of $306). Flying from Illinois to Harrisburg in July is currently the most expensive (average of $495). 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 MDT?
Find hourly flight availability from Illinois to Harrisburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 5, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from Illinois to Harrisburg by exploring options for tickets in the evening.
Weekly flight availability from Illinois to Harrisburg
Explore weekly flight availability from Illinois to Harrisburg. 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 5, 2026.
The most flights from USIL to MDT are scheduled on a Monday (16 on average). You will have fewer flight options on Wednesday, 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 Harrisburg?
Airfare is typical for this route at the moment.
Illinois to Harrisburg flights typically cost between $269 and $500 in August.The cheapest round-trip price found within the last 5 days was $279 on American Airlines (Aug 24-Aug 31).
How far ahead should I book a flight from Illinois to Harrisburg?
To ensure you get the cheapest price possible for a flight from Illinois to Harrisburg, you should look to book at least 66 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.
What is the cheapest day to fly from Illinois to Harrisburg?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Harrisburg. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Illinois to Harrisburg flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Harrisburg. 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 Harrisburg?
Book flights to Harrisburg if you plan to visit one of these locationsHershey
Mechanicsburg
Camp Hill
Carlisle
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Alternative routes for Illinois to Harrisburg
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Complete your trip
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Find flights from Illinois to Harrisburg, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Harrisburg flights
Browse other Illinois and Harrisburg flight options. Last updated on August 5, 2026.
Popular flight searches
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Illinois to Harrisburg flights
Consider these flights traveling from Illinois to Harrisburg.
Top 2 airlines flying from Illinois to Harrisburg
Discover the top 2 airlines that operate flights from Illinois to Harrisburg. 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 August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$355 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$412 | FlexibilityNo cancel fee | On-time69% |