$222+ Cheap flights from Illinois to Rochester, MN (RST)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Oct 12 — Oct 191
Round-trip
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Rochester
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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 September 12, 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 September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:40 pm -
Nonstop1h 27m
Sat 10/317:08 am -
Nonstop1h 35m
Deal found 9/9![American Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:20 am -
1 stop4h 23m
Wed 10/146:00 am -
2 stops6h 59m
Deal found 9/9![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:21 am -
Nonstop1h 28m
Tue 10/64:27 pm -
Nonstop1h 32m
Deal found 9/11![American Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 9/910:33 pm -
Nonstop1h 26m
Sat 9/125:50 am -
Nonstop1h 37m
Deal found 9/7![American Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:20 am -
1 stop4h 23m
Sun 11/16:00 am -
1 stop5h 40m
Deal found 9/9![Delta logo]()
$442
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/610:40 pm -
Nonstop1h 27m
Mon 10/127:08 am -
Nonstop1h 35m
Deal found 9/7![American Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:29 pm -
1 stop3h 36m
Sat 9/194:45 pm -
1 stop4h 53m
Deal found 9/9![Delta logo]()
$460
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:40 pm -
Nonstop1h 27m
Sun 10/184:27 pm -
Nonstop1h 32m
Deal found 9/11![American Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:20 am -
1 stop4h 23m
Sat 10/316:00 am -
1 stop5h 40m
Deal found 9/9![Delta logo]()
$472
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:13 pm -
1 stop3h 25m
Sat 9/1211:36 am -
1 stop4h 24m
Deal found 9/7![Delta logo]()
$480
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:13 pm -
1 stop3h 25m
Fri 10/3011:23 am -
1 stop5h 24m
Deal found 9/11![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:59 am -
1 stop6h 06m
Sun 9/275:15 am -
1 stop3h 33m
Deal found 9/10![Delta logo]()
$507
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 September 12, 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 September 12, 2026.
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
2 stops8h 42m
Sun 11/111:23 am -
2 stops5h 09m
Deal found 9/9![Delta logo]()
$453
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/610:40 pm -
Nonstop1h 27m
Mon 10/127:08 am -
Nonstop1h 35m
Deal found 9/7![American Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:10 am -
1 stop4h 46m
Wed 9/305:15 am -
1 stop3h 15m
Deal found 9/11![Delta logo]()
$480
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/61:55 pm -
2 stops8h 50m
Mon 10/124:22 pm -
1 stop5h 05m
Deal found 9/7![Delta logo]()
$500
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:59 am -
1 stop6h 06m
Sun 9/275:15 am -
1 stop3h 33m
Deal found 9/8![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:10 am -
1 stop4h 46m
Mon 9/284:45 pm -
1 stop4h 48m
Deal found 9/9![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:20 am -
1 stop4h 23m
Wed 10/146:00 am -
1 stop5h 40m
Deal found 9/8![Delta logo]()
$568
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/612:27 pm -
1 stop3h 15m
Mon 10/126:00 am -
2 stops6h 47m
Deal found 9/7![Delta logo]()
$603
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:20 am -
1 stop4h 23m
Sat 10/3111:23 am -
2 stops5h 03m
Deal found 9/9![Delta logo]()
$649
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:12 am -
1 stop5h 30m
Sat 10/316:00 am -
1 stop5h 47m
Deal found 9/8![Delta logo]()
$657
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2012:30 pm -
1 stop3h 05m
Sun 11/2911:07 am -
1 stop5h 32m
Deal found 9/9![Delta logo]()
$823
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:13 pm -
1 stop3h 25m
Tue 9/295:15 am -
1 stop3h 33m
Deal found 9/9![Delta logo]()
$829
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:29 am -
2 stops6h 36m
Mon 9/285:15 am -
1 stop3h 33m
Deal found 9/9![Delta logo]()
$832
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:55 pm -
2 stops8h 43m
Tue 10/611:23 am -
2 stops5h 09m
Deal found 9/11![Delta logo]()
$860
Last-minute flights from Illinois to RochesterDiscover last-minute flight deals from Illinois to Rochester. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Rochester. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:29 pm -
1 stop3h 36m
Sat 9/194:45 pm -
1 stop4h 53m
Deal found 9/9![Delta logo]()
$460
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:55 am -
2 stops7h 10m
Tue 9/154:45 pm -
1 stop4h 48m
Deal found 9/9![Delta logo]()
$466
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:21 am -
Nonstop1h 28m
Tue 10/64:27 pm -
Nonstop1h 32m
Deal found 9/11![American Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:13 pm -
1 stop3h 25m
Fri 10/3011:23 am -
1 stop5h 24m
Deal found 9/11![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:59 am -
1 stop6h 06m
Sun 9/275:15 am -
1 stop3h 33m
Deal found 9/10![Delta logo]()
$507
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:21 am -
Nonstop1h 28m
Wed 9/306:18 pm -
Nonstop1h 42m
Deal found 9/11![American Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” 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 10/610:40 pm -
Nonstop1h 27m
Mon 10/127:08 am -
Nonstop1h 35m
Deal found 9/7![American Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:20 am -
1 stop4h 23m
Wed 10/146:00 am -
2 stops6h 59m
Deal found 9/9![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:40 pm -
Nonstop1h 27m
Sun 10/184:27 pm -
Nonstop1h 32m
Deal found 9/11![American Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:40 pm -
Nonstop1h 27m
Sat 10/317:08 am -
Nonstop1h 35m
Deal found 9/9![American Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:20 am -
1 stop4h 23m
Sat 10/316:00 am -
1 stop5h 40m
Deal found 9/9![Delta logo]()
$472
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:20 am -
1 stop4h 23m
Sun 11/16:00 am -
1 stop5h 40m
Deal found 9/9![Delta logo]()
$442
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 September 12, 2026.
Search for one-way flight options from Illinois to Rochester. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:20 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:30 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:30 pm -
1 stop17h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:20 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$252
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/810:30 am -
Nonstop1h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:59 am -
1 stop12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:19 am -
2 stops22h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$284
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:25 pm -
2 stops14h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:12 am -
1 stop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:13 pm -
1 stop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:13 pm -
1 stop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:29 am -
2 stops6h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$560
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $423 (American Airlines) |
One-way from | $222 (Delta) |
Popular in | June |
Cheapest in | December |
Average price | $481 |
Good round-trip deal | $467 or less |
Good one-way deal | $271 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Illinois to Rochester that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 11/7
12:30 pm-10:45 pm
1 stop10h 15m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$222
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Mon 11/9
5:42 pm-10:13 am
1 stop16h 31m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$232
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Fri 12/11
9:59 am-10:51 pm
1 stop12h 52m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$249
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Mon 10/5
6:10 am-10:38 pm
1 stop16h 28m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$252
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Tue 10/6
6:20 am-10:45 pm
1 stop16h 25m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$252
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Tue 11/10
5:05 pm-10:13 am
2 stops17h 08m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$284
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Wed 3/3
6:00 am-3:43 pm
1 stop9h 43m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$303
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 10/3
2:30 pm-10:56 am
2 stops20h 26m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$313
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 12/12
3:47 pm-10:33 am
1 stop18h 46m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$313
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 11/14
3:47 pm-10:13 am
1 stop18h 26m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$313
Showing 1-10 of 30 resultsSorted by cheapest first
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
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
What is the cheapest month to book a flight from Illinois to Rochester, Minnesota?
Currently, January is the cheapest month in which you can book a flight from Illinois to Rochester, Minnesota (average of $370). Flying from Illinois to Rochester, Minnesota in October is currently the most expensive (average of $618). 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 September 12, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 29% on flights from Illinois to Rochester, Minnesota by exploring options for tickets in the evening.
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 September 12, 2026.
The most flights from USIL to RST are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Illinois to Rochester, Minnesota?
Airfare is above average for this route at the moment.
Illinois to Rochester, Minnesota flights typically cost between $346 and $381 in October.The cheapest round-trip price found within the last 5 days was $423 on American Airlines (Oct 18-Oct 31).
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.
Traveling to a place near Rochester?
Book flights to Rochester if you plan to visit one of these locationsAustin
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Alternative routes for Illinois to Rochester
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Complete your trip
Complete your trip to Rochester by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Rochester by cabin class
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Illinois and Rochester flights
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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 September 12, 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$354 | Average$468 | FlexibilityNo cancel fee | On-time71% |