$230+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Oct 2 — Oct 91
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 2, 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 2, 2026.
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/58:20 am -
Nonstop1h 29m
Sun 9/67:53 pm -
Nonstop1h 35m
Deal found 8/28![American Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 8/31. 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 10/1010:12 am -
1 stop5h 30m
Tue 10/1311:23 am -
1 stop5h 24m
Deal found 8/31![Delta logo]()
$396
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/56:00 am -
1 stop4h 52m
Sun 9/612:50 pm -
1 stop4h 51m
Deal found 8/28![Delta logo]()
$396
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/141:55 pm -
2 stops8h 50m
Sat 10/176:00 am -
2 stops6h 59m
Deal found 8/28![Delta logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/128:21 am -
Nonstop1h 28m
Wed 9/165:50 am -
Nonstop1h 37m
Deal found 8/28![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 10/310:33 pm -
Nonstop1h 26m
Sun 10/45:50 am -
Nonstop1h 37m
Deal found 8/31![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/232:15 pm -
Nonstop1h 31m
Tue 11/34:30 pm -
Nonstop1h 43m
Deal found 8/28![American Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/126:10 am -
1 stop4h 46m
Tue 9/154:45 pm -
1 stop4h 48m
Deal found 8/29![Delta logo]()
$428
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:20 am -
Nonstop1h 29m
Sat 9/57:50 pm -
Nonstop1h 35m
Deal found 9/1![American Airlines logo]()
$441
This Delta deal was found by Cheapflights users on 8/31. 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 10/39:59 am -
1 stop6h 06m
Sun 10/45:15 am -
1 stop3h 33m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/31. 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 10/312:29 pm -
1 stop3h 36m
Sun 10/45:15 am -
1 stop3h 15m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/2312:27 pm -
1 stop3h 15m
Tue 11/36:00 am -
2 stops6h 47m
Deal found 8/28![Delta logo]()
$448
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 2, 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 2, 2026.
This American Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/55:29 pm -
Nonstop1h 30m
Sun 9/66:10 am -
Nonstop1h 29m
Deal found 8/29![American Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 8/31. 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 10/105:31 pm -
1 stop5h 14m
Tue 10/136:00 am -
2 stops6h 47m
Deal found 8/31![Delta logo]()
$402
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 9/56:00 am -
1 stop4h 52m
Sun 9/612:50 pm -
2 stops7h 40m
Deal found 8/30![Delta logo]()
$402
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/126:10 am -
1 stop4h 46m
Tue 9/154:45 pm -
1 stop4h 48m
Deal found 8/29![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 8/31. 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 10/39:59 am -
1 stop6h 06m
Sun 10/45:15 am -
1 stop3h 33m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/31. 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 10/312:29 pm -
1 stop3h 36m
Sun 10/45:15 am -
1 stop3h 15m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/116:10 am -
1 stop4h 46m
Mon 9/1411:36 am -
1 stop5h 23m
Deal found 8/28![Delta logo]()
$475
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/156:20 am -
1 stop4h 23m
Thu 10/224:22 pm -
1 stop3h 16m
Deal found 8/31![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 9/296:10 am -
1 stop4h 46m
Tue 10/66:00 am -
2 stops6h 59m
Deal found 8/30![Delta logo]()
$573
This Delta deal was found by Cheapflights users on 9/1. 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.
Tue 9/297:13 pm -
1 stop3h 25m
Tue 10/611:23 am -
1 stop5h 24m
Deal found 9/1![Delta logo]()
$637
This Delta deal was found by Cheapflights users on 9/1. 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.
Tue 9/159:59 am -
1 stop6h 06m
Sat 9/1911:36 am -
1 stop6h 23m
Deal found 9/1![Delta logo]()
$668
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/125:31 pm -
1 stop5h 14m
Mon 10/1911:23 am -
1 stop5h 24m
Deal found 8/28![Delta logo]()
$713
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 10/159:29 am -
2 stops6h 13m
Thu 10/2211:23 am -
2 stops6h 37m
Deal found 8/31![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 10/37:13 pm -
1 stop3h 25m
Mon 10/55:15 am -
1 stop3h 33m
Deal found 8/30![Delta logo]()
$817
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/54:52 pm -
1 stop5h 35m
Sun 9/612:50 pm -
1 stop3h 07m
Deal found 8/29![Delta logo]()
$817
Last-minute flights from Illinois to RochesterDiscover last-minute flight deals from Illinois to Rochester. Data last updated September 2, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Rochester. Data last updated September 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:20 am -
Nonstop1h 29m
Sat 9/57:50 pm -
Nonstop1h 35m
Deal found 9/1![American Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/58:20 am -
Nonstop1h 29m
Sun 9/67:53 pm -
Nonstop1h 35m
Deal found 8/28![American Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/56:00 am -
1 stop4h 52m
Sun 9/612:50 pm -
1 stop4h 51m
Deal found 8/28![Delta logo]()
$396
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/128:21 am -
Nonstop1h 28m
Wed 9/165:50 am -
Nonstop1h 37m
Deal found 8/28![American Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/126:10 am -
1 stop4h 46m
Tue 9/154:45 pm -
1 stop4h 48m
Deal found 8/29![Delta logo]()
$428
This American Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 10/310:33 pm -
Nonstop1h 26m
Sun 10/45:50 am -
Nonstop1h 37m
Deal found 8/31![American Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 8/31. 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 10/39:59 am -
1 stop6h 06m
Sun 10/45:15 am -
1 stop3h 33m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/31. 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 10/312:29 pm -
1 stop3h 36m
Sun 10/45:15 am -
1 stop3h 15m
Deal found 8/31![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 8/31. 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 10/1010:12 am -
1 stop5h 30m
Tue 10/1311:23 am -
1 stop5h 24m
Deal found 8/31![Delta logo]()
$396
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/141:55 pm -
2 stops8h 50m
Sat 10/176:00 am -
2 stops6h 59m
Deal found 8/28![Delta logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/232:15 pm -
Nonstop1h 31m
Tue 11/34:30 pm -
Nonstop1h 43m
Deal found 8/28![American Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 10/2312:27 pm -
1 stop3h 15m
Tue 11/36:00 am -
2 stops6h 47m
Deal found 8/28![Delta logo]()
$448
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 2, 2026.
Search for one-way flight options from Illinois to Rochester. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:40 pm -
Nonstop1h 27m
Deal found 9/1![American Airlines logo]()
$230
This Delta deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” 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 10/2812:30 pm -
1 stop22h 13m
Deal found 8/27![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 9/1. 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.
Fri 10/3012:30 pm -
1 stop10h 15m
Deal found 9/1![Delta logo]()
$249
This Delta deal was found by Cheapflights users on 9/1. 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.
Mon 9/285:50 pm -
1 stop17h 06m
Deal found 9/1![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 9/1. 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 10/315:05 pm -
2 stops18h 38m
Deal found 9/1![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” 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 10/2411:19 am -
2 stops23h 24m
Deal found 8/27![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 11/268:00 am -
2 stops7h 35m
Deal found 8/28![Delta logo]()
$288
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 10/271:55 pm -
2 stops20h 48m
Deal found 8/30![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 9/1. 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.
Tue 11/37:00 am -
2 stops15h 45m
Deal found 9/1![Delta logo]()
$303
This Delta deal was found by Cheapflights users on 9/1. 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.
Wed 9/97:13 pm -
1 stop3h 25m
Deal found 9/1![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 8/31. 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.
Sun 9/277:13 pm -
1 stop3h 25m
Deal found 8/31![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 9/297:13 pm -
1 stop3h 25m
Deal found 8/30![Delta logo]()
$484
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 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $377 (American Airlines) |
One-way from | $230 (American Airlines) |
Popular in | June |
Cheapest in | December |
Average price | $481 |
Good round-trip deal | $472 or less |
Good one-way deal | $307 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 2, 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
Quickest round-trip
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 9/5
5:29 pm-6:59 pm
Nonstop1h 30m
Rochester
Sun 9/6
6:10 am-7:39 am
Nonstop1h 29m
$377
ChicagoRochester
MDW Chicago Midway - RST Rochester
MDWRST
Chicago Midway
Sat 10/10
5:31 pm-10:45 pm
1 stop5h 14m
Rochester
Tue 10/13
6:00 am-12:47 pm
2 stops6h 47m
$402
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 9/5
6:00 am-10:52 am
1 stop4h 52m
Rochester
Sun 9/6
12:50 pm-8:30 pm
2 stops7h 40m
$402
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 9/12
6:10 am-10:56 am
1 stop4h 46m
Rochester
Tue 9/15
4:45 pm-9:33 pm
1 stop4h 48m
$428
ChicagoRochester
MDW Chicago Midway - RST Rochester
MDWRST
Chicago Midway
Sat 10/3
9:59 am-4:05 pm
1 stop6h 06m
Rochester
Sun 10/4
5:15 am-8:48 am
1 stop3h 33m
$442
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 10/3
12:29 pm-4:05 pm
1 stop3h 36m
Rochester
Sun 10/4
5:15 am-8:30 am
1 stop3h 15m
$442
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Fri 9/11
6:10 am-10:56 am
1 stop4h 46m
Rochester
Mon 9/14
11:36 am-4:59 pm
1 stop5h 23m
$475
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Thu 10/15
6:20 am-10:43 am
1 stop4h 23m
Rochester
Thu 10/22
4:22 pm-7:38 pm
1 stop3h 16m
$488
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Tue 9/29
6:10 am-10:56 am
1 stop4h 46m
Rochester
Tue 10/6
6:00 am-12:59 pm
2 stops6h 59m
$573
ChicagoRochester
MDW Chicago Midway - RST Rochester
MDWRST
Chicago Midway
Tue 9/29
7:13 pm-10:38 pm
1 stop3h 25m
Rochester
Tue 10/6
11:23 am-4:47 pm
1 stop5h 24m
$637
Showing 1-10 of 32 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 2, 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 2, 2026.
The most flights from USIL to RST are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Illinois to Rochester, Minnesota?
Airfare is typical for this route at the moment.
Illinois to Rochester, Minnesota flights typically cost between $346 and $381 in September.The cheapest round-trip price found within the last 5 days was $377 on American Airlines (Sep 29-Oct 6).
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
Find flights from Illinois to Rochester, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Rochester flights
Browse other Illinois and Rochester flight options. Last updated on September 2, 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 September 2, 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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$354 | Average$468 | FlexibilityNo cancel fee | On-time71% |