$232+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Oct 23 — Oct 301
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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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 23, 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 23, 2026.
This Delta deal was found by Cheapflights users on 9/19. 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 10/206:20 am -
1 stop9h 22m
Tue 10/274:22 pm -
1 stop16h 31m
Deal found 9/19![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 9/19. 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 10/236:20 am -
1 stop16h 25m
Mon 10/2611:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$341
This Delta deal was found by Cheapflights users on 9/19. 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 10/2012:30 pm -
1 stop3h 12m
Fri 10/2311:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:33 pm -
1 stop14h 10m
Sat 10/1711:23 am -
1 stop10h 04m
Deal found 9/21![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 9/19. 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 10/209:59 am -
1 stop12h 46m
Mon 10/264:22 pm -
2 stops20h 37m
Deal found 9/19![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:30 pm -
1 stop5h 15m
Fri 10/3011:23 am -
1 stop21h 30m
Deal found 9/22![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 9/19. 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 10/239:59 am -
1 stop12h 46m
Sat 10/246:00 am -
2 stops6h 59m
Deal found 9/19![Delta logo]()
$398
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:33 pm -
1 stop14h 10m
Mon 10/1911:23 am -
1 stop21h 30m
Deal found 9/21![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:30 pm -
1 stop17h 13m
Tue 10/204:22 pm -
1 stop16h 31m
Deal found 9/21![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 9/19. 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.
Thu 10/226:20 am -
1 stop4h 23m
Fri 10/2311:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Tue 9/296:00 am -
1 stop3h 52m
Sat 10/36:18 pm -
1 stop5h 47m
Deal found 9/19![American Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Fri 9/256:00 am -
1 stop3h 49m
Mon 9/286:18 pm -
1 stop5h 47m
Deal found 9/19![American Airlines logo]()
$584
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 23, 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 23, 2026.
This Delta deal was found by Cheapflights users on 9/19. 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 10/236:20 am -
1 stop16h 25m
Mon 10/2611:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$341
This American Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:30 pm -
Nonstop1h 38m
Sat 11/287:02 am -
Nonstop1h 48m
Deal found 9/22![American Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 9/19. 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 10/206:20 am -
1 stop16h 25m
Tue 10/276:00 am -
2 stops6h 59m
Deal found 9/19![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 9/19. 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 10/176:20 am -
1 stop4h 23m
Tue 10/2711:23 am -
1 stop10h 04m
Deal found 9/19![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:23 am -
1 stop3h 50m
Sat 11/284:16 pm -
1 stop3h 23m
Deal found 9/22![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
1 stop4h 43m
Mon 10/264:22 pm -
1 stop22h 14m
Deal found 9/22![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 9/18. 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 10/286:20 am -
1 stop4h 23m
Mon 3/294:25 pm -
1 stop3h 09m
Deal found 9/18![Delta logo]()
$462
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:30 pm -
1 stop3h 12m
Sat 10/1011:23 am -
1 stop5h 18m
Deal found 9/21![Delta logo]()
$480
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:20 am -
1 stop4h 23m
Mon 10/264:22 pm -
2 stops20h 37m
Deal found 9/22![Delta logo]()
$483
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/35:02 am -
1 stop11h 59m
Wed 10/71:02 pm -
1 stop10h 57m
Deal found 9/18![American Airlines logo]()
$922
This Delta deal was found by Cheapflights users on 9/20. 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.
Wed 10/1412:30 pm -
1 stop3h 12m
Mon 10/1911:23 am -
1 stop5h 17m
Deal found 9/20![Delta logo]()
$494
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/45:02 am -
1 stop4h 47m
Thu 10/84:27 pm -
1 stop45h 30m
Deal found 9/19![American Airlines logo]()
$1,000
Last-minute flights from Illinois to RochesterDiscover last-minute flight deals from Illinois to Rochester. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Rochester. Data last updated September 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Fri 9/256:00 am -
1 stop3h 49m
Mon 9/286:18 pm -
1 stop5h 47m
Deal found 9/19![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Tue 9/296:00 am -
1 stop3h 52m
Sat 10/36:18 pm -
1 stop5h 47m
Deal found 9/19![American Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:30 pm -
1 stop5h 15m
Tue 10/2711:23 am -
1 stop21h 30m
Deal found 9/22![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:33 pm -
1 stop14h 10m
Sat 10/1711:23 am -
1 stop10h 04m
Deal found 9/21![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:30 pm -
1 stop17h 13m
Tue 10/204:22 pm -
1 stop16h 31m
Deal found 9/21![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:33 pm -
1 stop14h 10m
Mon 10/1911:23 am -
1 stop21h 30m
Deal found 9/21![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 9/19. 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 10/206:20 am -
1 stop9h 22m
Tue 10/274:22 pm -
1 stop16h 31m
Deal found 9/19![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 9/19. 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 10/2012:30 pm -
1 stop3h 12m
Fri 10/2311:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 9/19. 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 10/209:59 am -
1 stop12h 46m
Mon 10/264:22 pm -
2 stops20h 37m
Deal found 9/19![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 9/19. 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.
Thu 10/226:20 am -
1 stop4h 23m
Fri 10/2311:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 9/19. 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 10/236:20 am -
1 stop16h 25m
Mon 10/2611:23 am -
1 stop21h 30m
Deal found 9/19![Delta logo]()
$341
This Delta deal was found by Cheapflights users on 9/19. 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 10/239:59 am -
1 stop12h 46m
Sat 10/246:00 am -
2 stops6h 59m
Deal found 9/19![Delta logo]()
$398
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 23, 2026.
Search for one-way flight options from Illinois to Rochester. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:59 am -
1 stop12h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:33 pm -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 9/18. 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 10/156:20 am -
1 stop9h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$262
This Delta deal was found by Cheapflights users on 9/18. 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 10/169:59 am -
1 stop12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 9/18. 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.
Tue 11/172:44 pm -
2 stops19h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/179:59 am -
1 stop12h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:55 pm -
2 stops20h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:23 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$336
This Delta deal was found by Cheapflights users on 9/19. 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 10/176:20 am -
1 stop9h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 9/20. 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.
Sun 11/226:23 am -
1 stop16h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Delta logo]()
$356
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 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (Delta) |
One-way from | $232 (Delta) |
Popular in | June |
Cheapest in | December |
Average price | $481 |
Good round-trip deal | $467 or less |
Good one-way deal | $383 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 23, 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 10/24
12:30 pm-10:43 am
1 stop22h 13m
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
Wed 11/18
9:59 am-10:48 pm
1 stop12h 49m
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
Wed 12/16
9:59 am-10:51 pm
1 stop12h 52m
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
Wed 10/14
9:59 am-10:45 pm
1 stop12h 46m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$262
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Fri 10/16
9:59 am-10:45 pm
1 stop12h 46m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$289
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Fri 10/23
8:20 pm-10:43 am
2 stops14h 23m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$308
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Thu 12/17
9:59 am-10:51 pm
1 stop12h 52m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$322
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Fri 10/23
6:20 am-10:45 pm
1 stop16h 25m
Rochester
Mon 10/26
11:23 am-8:53 am
1 stop21h 30m
$341
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sat 10/17
6:20 am-3:42 pm
1 stop9h 22m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$352
ChicagoRochester
ORD Chicago O'Hare Intl - RST Rochester
ORDRST
Chicago O'Hare Intl
Sun 11/22
6:23 am-10:48 pm
1 stop16h 25m
Rochester
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$356
Showing 1-10 of 22 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
MLI-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
MLI-RST
BMI-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 23, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 33% 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 23, 2026.
The most flights from USIL to RST are scheduled on a Monday (7 on average). You will have fewer flight options on Wednesday, 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 below average for this route at the moment.
Illinois to Rochester, Minnesota flights typically cost between $409 and $632 in October.The cheapest round-trip price found within the last 5 days was $314 on Delta (Oct 20-Oct 27).
Related info for your journey
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Alternative routes for Illinois to Rochester
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Illinois and Rochester flights
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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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$354 | Average$468 | FlexibilityNo cancel fee | On-time71% |