$193+ Cheap flights from Illinois to Rochester, MN (RST)
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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Mar 23 — Mar 301
1 adult, Economy
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Find cheap flights from Illinois to Rochester 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 RochesterExplore the most affordable flight options available from Illinois to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.
Explore the most affordable flight options available from Illinois to Rochester. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:50 am
ORD
- RST
Nonstop1h 32m
United Airlines
Sat 5/305:00 pm
RST
- ORD
Nonstop1h 30m
United Airlines
Deal found 2/17![United Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Mon 3/2311:30 am
RST
- ORD
1 stop21h 10m
Delta
Deal found 2/17![Delta logo]()
$300
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/212:48 pm
ORD
- RST
Nonstop1h 21m
American Airlines
Tue 3/2411:24 am
RST
- ORD
Nonstop1h 26m
American Airlines
Deal found 2/19![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/216:35 pm
ORD
- RST
1 stop4h 07m
Delta
Tue 3/2411:30 am
RST
- ORD
1 stop3h 49m
Delta
Deal found 2/19![Delta logo]()
$326
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Wed 3/254:46 pm
RST
- ORD
1 stop15h 54m
Delta
Deal found 2/17![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/219:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Sun 3/225:53 am
RST
- ORD
Nonstop1h 27m
American Airlines
Deal found 2/18![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Sun 3/224:46 pm
RST
- ORD
1 stop4h 40m
Delta
Deal found 2/17![Delta logo]()
$362
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 3/79:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Wed 3/116:36 pm
RST
- ORD
Nonstop1h 29m
American Airlines
Deal found 2/20![American Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/39:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Mon 4/65:53 am
RST
- ORD
Nonstop1h 27m
American Airlines
Deal found 2/20![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 4/29:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Mon 4/65:53 am
RST
- ORD
Nonstop1h 27m
American Airlines
Deal found 2/18![American Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/47:20 pm
MDW
- RST
1 stop3h 26m
Delta
Sat 3/711:42 am
RST
- MDW
1 stop4h 32m
Delta
Deal found 2/18![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 2/199:50 am
MDW
- RST
1 stop6h 02m
Delta
Wed 2/256:30 am
RST
- MDW
1 stop6h 35m
Delta
Deal found 2/18![Delta logo]()
$427
Best flights from Illinois to RochesterDiscover carefully curated flight deals from Illinois to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 2026.
Discover carefully curated flight deals from Illinois to Rochester that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 2026.
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/278:50 am
ORD
- RST
Nonstop1h 32m
United Airlines
Sat 5/303:19 pm
RST
- ORD
Nonstop1h 30m
United Airlines
Deal found 2/19![United Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Wed 3/254:46 pm
RST
- ORD
1 stop15h 54m
Delta
Deal found 2/17![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/219:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Sun 3/225:53 am
RST
- ORD
Nonstop1h 27m
American Airlines
Deal found 2/18![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Sun 3/224:46 pm
RST
- ORD
1 stop3h 03m
Delta
Deal found 2/18![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Mon 3/234:46 pm
RST
- ORD
2 stops20h 47m
Delta
Deal found 2/17![Delta logo]()
$366
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Tue 3/2411:30 am
RST
- ORD
2 stops21h 48m
Delta
Deal found 2/17![Delta logo]()
$366
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 3/75:00 am
BMI
- RST
1 stop6h 02m
American Airlines
Wed 3/116:36 pm
RST
- BMI
1 stop3h 15m
American Airlines
Deal found 2/20![American Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/47:20 pm
MDW
- RST
1 stop3h 26m
Delta
Sat 3/711:42 am
RST
- MDW
1 stop4h 32m
Delta
Deal found 2/18![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/46:15 am
ORD
- RST
1 stop4h 43m
Delta
Sat 3/76:30 am
RST
- ORD
1 stop3h 55m
Delta
Deal found 2/18![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:15 am
ORD
- RST
1 stop4h 43m
Delta
Sat 3/146:00 am
RST
- ORD
1 stop5h 30m
Delta
Deal found 2/17![Delta logo]()
$390
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/52:56 pm
BMI
- RST
1 stop3h 05m
American Airlines
Mon 3/95:53 am
RST
- BMI
1 stop5h 08m
American Airlines
Deal found 2/18![American Airlines logo]()
$580
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:20 pm
MDW
- RST
1 stop3h 22m
Delta
Mon 3/166:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/17![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/69:34 am
MDW
- RST
2 stops6h 18m
Delta
Tue 3/106:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/19![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/217:20 pm
MDW
- RST
1 stop3h 22m
Delta
Tue 3/246:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/19![Delta logo]()
$564
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/217:20 pm
MDW
- RST
1 stop3h 22m
Delta
Sun 3/226:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/18![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 4/37:20 pm
MDW
- RST
1 stop3h 22m
Delta
Mon 4/66:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/20![Delta logo]()
$599
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:20 pm
MDW
- RST
1 stop3h 26m
Delta
Wed 3/46:30 am
RST
- MDW
1 stop6h 35m
Delta
Deal found 2/17![Delta logo]()
$728
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:00 pm
MDW
- RST
1 stop5h 46m
Delta
Sat 3/146:00 am
RST
- MDW
2 stops6h 29m
Delta
Deal found 2/17![Delta logo]()
$742
Last-minute flights from Illinois to RochesterDiscover last-minute flight deals from Illinois to Rochester. Data last updated February 21, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Rochester. Data last updated February 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 2/279:50 am
MDW
- RST
1 stop6h 02m
Delta
Sat 2/286:30 am
RST
- MDW
1 stop4h 33m
Delta
Deal found 2/20![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/47:20 pm
MDW
- RST
1 stop3h 26m
Delta
Sat 3/711:42 am
RST
- MDW
1 stop4h 32m
Delta
Deal found 2/18![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/42:05 pm
ORD
- RST
2 stops8h 41m
Delta
Sat 3/76:30 am
RST
- ORD
1 stop3h 55m
Delta
Deal found 2/18![Delta logo]()
$396
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 3/79:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Wed 3/116:36 pm
RST
- ORD
Nonstop1h 29m
American Airlines
Deal found 2/20![American Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 2/20. 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.
Sat 3/76:15 am
ORD
- RST
1 stop4h 43m
Delta
Wed 3/1111:30 am
RST
- ORD
1 stop3h 49m
Delta
Deal found 2/20![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Tue 3/2411:30 am
RST
- ORD
1 stop9h 56m
Delta
Deal found 2/17![Delta logo]()
$300
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 3/212:48 pm
ORD
- RST
Nonstop1h 21m
American Airlines
Tue 3/2411:24 am
RST
- ORD
Nonstop1h 26m
American Airlines
Deal found 2/19![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Wed 3/254:46 pm
RST
- ORD
1 stop15h 54m
Delta
Deal found 2/17![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/219:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Sun 3/225:53 am
RST
- ORD
Nonstop1h 27m
American Airlines
Deal found 2/18![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:15 am
ORD
- RST
1 stop4h 35m
Delta
Sun 3/224:46 pm
RST
- ORD
1 stop4h 40m
Delta
Deal found 2/17![Delta logo]()
$362
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Wed 3/256:36 pm
RST
- ORD
Nonstop1h 29m
American Airlines
Deal found 2/17![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:40 am
ORD
- RST
Nonstop1h 22m
American Airlines
Mon 3/236:36 pm
RST
- ORD
Nonstop1h 29m
American Airlines
Deal found 2/17![American Airlines logo]()
$403
One-way flights from Illinois to RochesterSearch for one-way flight options from Illinois to Rochester. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
Search for one-way flight options from Illinois to Rochester. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 4/177:44 pm
ORD
- RST
2 stops15h 08m
Delta
Deal found 2/20![Delta logo]()
$193
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/178:08 pm
ORD
- RST
Nonstop1h 36m
United Airlines
Deal found 2/17![United Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/196:30 am
ORD
- RST
1 stop16h 14m
Delta
Deal found 2/19![Delta logo]()
$212
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/157:45 pm
ORD
- RST
2 stops15h 03m
Delta
Deal found 2/19![Delta logo]()
$213
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 8/189:15 pm
ORD
- RST
Nonstop1h 23m
United Airlines
Deal found 2/18![United Airlines logo]()
$215
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 4/167:09 pm
ORD
- RST
1 stop15h 43m
Delta
Deal found 2/18![Delta logo]()
$222
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” 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 5/1612:40 pm
ORD
- RST
Nonstop1h 26m
United Airlines
Deal found 2/19![United Airlines logo]()
$224
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 8/148:20 pm
ORD
- RST
2 stops14h 26m
Delta
Deal found 2/18![Delta logo]()
$227
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/84:41 pm
ORD
- RST
Nonstop1h 20m
American Airlines
Deal found 2/19![American Airlines logo]()
$238
This Delta deal was found by Cheapflights users on 2/20. 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 3/178:30 pm
ORD
- RST
1 stop14h 20m
Delta
Deal found 2/20![Delta logo]()
$242
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:43 pm
ORD
- RST
1 stop17h 05m
Delta
Deal found 2/17![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” 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 3/67:20 pm
MDW
- RST
1 stop3h 26m
Delta
Deal found 2/18![Delta logo]()
$389
Find flight deals from Illinois to Rochester
Keep the following information in mind while searching for Illinois to Rochester flight deals. Data was last updated February 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $229 (United Airlines) |
One-way from | $193 (Delta) |
Popular in | November |
Cheapest in | December |
Average price | $369 |
Good round-trip deal | $370 or less |
Good one-way deal | $344 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Rochester 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 February 21, 2026.
Use the filters below to find and compare flights from Illinois to Rochester that are best for you.
Fly from
Illinois
Fly to
Rochester
Route
Depart
Return
Price
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Wed 5/27
8:50 am-10:22 am
Nonstop1h 32m
Rochester
Sat 5/30
3:19 pm-4:49 pm
Nonstop1h 30m
$229
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/21
6:15 am-10:50 am
1 stop4h 35m
Rochester
Wed 3/25
4:46 pm-8:40 am
1 stop15h 54m
$337
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/21
9:40 am-11:02 am
Nonstop1h 22m
Rochester
Sun 3/22
5:53 am-7:20 am
Nonstop1h 27m
$343
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/21
6:15 am-10:50 am
1 stop4h 35m
Rochester
Sun 3/22
4:46 pm-7:49 pm
1 stop3h 03m
$362
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/21
6:15 am-10:50 am
1 stop4h 35m
Rochester
Mon 3/23
4:46 pm-1:33 pm
2 stops20h 47m
$366
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/21
6:15 am-10:50 am
1 stop4h 35m
Rochester
Tue 3/24
11:30 am-9:18 am
2 stops21h 48m
$366
ChicagoRochester
MDW - RST
MDWRST
Chicago Midway
Wed 3/4
7:20 pm-10:46 pm
1 stop3h 26m
Rochester
Sat 3/7
11:42 am-4:14 pm
1 stop4h 32m
$390
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Wed 3/4
6:15 am-10:58 am
1 stop4h 43m
Rochester
Sat 3/7
6:30 am-10:25 am
1 stop3h 55m
$390
ChicagoRochester
ORD - RST
ORDRST
Chicago O'Hare Intl
Sat 3/7
6:15 am-10:58 am
1 stop4h 43m
Rochester
Sat 3/14
6:00 am-11:30 am
1 stop5h 30m
$390
ChicagoRochester
MDW - RST
MDWRST
Chicago Midway
Wed 3/11
7:20 pm-10:42 pm
1 stop3h 22m
Rochester
Mon 3/16
6:00 am-12:29 pm
2 stops6h 29m
$433
Showing 1-10 of 27 results
Best time to book a flight from Illinois to Rochester
Have a flexible travel schedule? Discover the best time to fly to Rochester from Illinois with our price prediction graph.
ORD-RST
MDW-RST
BMI-RST
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 Rochester
USIL-RST
ORD-RST
MDW-RST
BMI-RST
What is the cheapest month to book a flight from Illinois to Rochester, Minnesota?
Currently, September is the cheapest month in which you can book a flight from Illinois to Rochester, Minnesota (average of $46). Flying from Illinois to Rochester, Minnesota in February is currently the most expensive (average of $124). 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 RST?
Find hourly flight availability from Illinois to Rochester. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from Illinois to Rochester, Minnesota by exploring options for tickets at noon.
Weekly flight availability from Illinois to Rochester, Minnesota
Explore weekly flight availability from Illinois to Rochester. 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 February 21, 2026.
The most flights from USIL to RST are scheduled on a Thursday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
Related info for your journey
Find useful and relevant information for your journey from Illinois to Rochester. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to Rochester
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Complete your trip
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Search flights from Illinois to Rochester by cabin class
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Illinois and Rochester flights
Browse other Illinois and Rochester flight options. Last updated on February 21, 2026.
Popular flight searches
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Other flights to Rochester
Explore flights to Rochester departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 21, 2026.
Illinois to Rochester flights
Consider these flights traveling from Illinois to Rochester.
Top airline flying from Illinois to Rochester
Discover the top airline that operate flights from Illinois to Rochester. 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 February 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$324 | Average$449 | FlexibilityNo cancel fee | On-time71% |