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Rochester

$174+ 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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Cheap flight deals from Illinois to Rochester

Cheapest flights from Illinois to Rochester
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 July 20, 2026.

This United Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 12/158:40 am
ORD
-
RST
Nonstop1h 26m
United Airlines
Tue 12/228:00 am
RST
-
ORD
Nonstop1h 37m
United Airlines
Deal found 7/19$234
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:25 pm
MDW
-
RST
1 stop3h 02m
Delta
Sat 8/2211:33 am
RST
-
MDW
1 stop6h 28m
Delta
Deal found 7/16$248
This Delta deal was found by Cheapflights users on 7/19. 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 8/156:00 pm
ORD
-
RST
1 stop4h 27m
Delta
Sun 8/305:28 am
RST
-
ORD
1 stop3h 02m
Delta
Deal found 7/19$248
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:30 pm
ORD
-
RST
2 stops7h 57m
Delta
Sat 8/2211:33 am
RST
-
ORD
1 stop6h 08m
Delta
Deal found 7/16$254
This Delta deal was found by Cheapflights users on 7/17. 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 8/152:30 pm
ORD
-
RST
2 stops7h 57m
Delta
Sun 8/1611:33 am
RST
-
ORD
2 stops6h 56m
Delta
Deal found 7/17$259
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ORD
-
RST
1 stop4h 52m
Delta
Wed 8/265:28 am
RST
-
ORD
2 stops7h 40m
Delta
Deal found 7/16$269
This Delta deal was found by Cheapflights users on 7/19. 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 7/3112:27 pm
ORD
-
RST
1 stop3h 37m
Delta
Sun 8/25:15 am
RST
-
ORD
1 stop3h 15m
Delta
Deal found 7/19$293
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 11/148:40 am
ORD
-
RST
Nonstop1h 26m
United Airlines
Tue 11/1710:47 am
RST
-
ORD
Nonstop1h 37m
United Airlines
Deal found 7/15$299
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” 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 10/66:30 am
ORD
-
RST
1 stop4h 13m
Delta
Sat 10/104:22 pm
RST
-
ORD
1 stop5h 10m
Delta
Deal found 7/16$307
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/246:00 am
ORD
-
RST
1 stop4h 52m
Delta
Mon 8/3111:33 am
RST
-
ORD
2 stops8h 57m
Delta
Deal found 7/15$314
This Delta deal was found by Cheapflights users on 7/20. 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 8/77:25 pm
MDW
-
RST
1 stop3h 20m
Delta
Fri 8/1411:33 am
RST
-
MDW
1 stop6h 28m
Delta
Deal found 7/20$323
This Delta deal was found by Cheapflights users on 7/17. 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.
Fri 7/319:54 am
MDW
-
RST
1 stop6h 10m
Delta
Mon 8/35:28 am
RST
-
MDW
1 stop3h 11m
Delta
Deal found 7/17$343

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 July 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$234
(United Airlines)

One-way from

$174
(American Airlines)

Popular in

June

Cheapest in

December

Average price

$425

Good round-trip deal

$425 or less

Good one-way deal

$214 or less
Provider with most accurate pricing for Chicago (CHI)-Rochester flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Rochester flights.
Search Deals
From Illinois to Rochester
Search Deals
One-way flight from Illinois to Rochester
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Rochester.
Search Deals
Price to beat on a one-way flight from Illinois to Rochester.
Search Deals

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 July 20, 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

Price

Cheapest round-trip

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 9/5

4:52 pm-10:27 pm

1 stop5h 35m

Rochester

Sun 9/6

5:28 am-8:39 am

1 stop3h 11m

$248

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 8/15

7:25 pm-10:27 pm

1 stop3h 02m

Rochester

Sat 8/22

11:33 am-6:01 pm

1 stop6h 28m

$248

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sun 8/16

6:00 am-10:52 am

1 stop4h 52m

Rochester

Sun 8/23

4:44 pm-9:47 pm

1 stop5h 03m

$248

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 9/5

6:00 pm-10:27 pm

1 stop4h 27m

Rochester

Sun 9/6

5:28 am-8:30 am

1 stop3h 02m

$248

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Fri 9/11

1:55 pm-10:38 pm

2 stops8h 43m

Rochester

Mon 9/14

4:45 pm-9:33 pm

1 stop4h 48m

$254

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Fri 7/31

12:27 pm-4:04 pm

1 stop3h 37m

Rochester

Sun 8/2

5:15 am-8:30 am

1 stop3h 15m

$293

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Tue 10/6

6:30 am-10:43 am

1 stop4h 13m

Rochester

Sat 10/10

4:22 pm-9:32 pm

1 stop5h 10m

$307

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Fri 8/28

9:59 am-4:04 pm

1 stop6h 05m

Rochester

Mon 8/31

11:33 am-6:01 pm

1 stop6h 28m

$348

BloomingtonRochester

BMI - RST

BMIRST

Bloomington-Normal

Sat 1/9

6:00 am-10:06 am

1 stop4h 06m

Rochester

Tue 1/12

10:41 am-4:38 pm

1 stop5h 57m

$353

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sun 8/16

7:25 pm-10:45 pm

1 stop3h 20m

Rochester

Sun 8/23

11:33 am-6:33 pm

2 stops7h 00m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 45 resultsSorted by cheapest first
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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.
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

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 August is currently the most expensive (average of $671). 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 July 20, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 27% 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 July 20, 2026.

The most flights from USIL to RST are scheduled on a Monday (9 on average). You will have fewer flight options on Thursday, 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?

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.

  • What airport do you fly into for flights to Rochester from Illinois?

    For a flight from Illinois to Rochester, you will be flying into Rochester. Rochester (RST) is just 7.0 mi from the center of the city.

  • How long is the flight from Illinois to Rochester, Minnesota?

    For as low as $353, Delta can have you in Rochester, Minnesota from Illinois in 4h 06m. Airlines will cover a distance of 299 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Illinois to Rochester, Minnesota?

    The most popular flight routes from Illinois to Rochester, Minnesota are Chicago O'Hare Intl - Rochester, Chicago Midway - Rochester and Bloomington-Normal - Rochester.

  • What are the most reliable airlines from Illinois to Rochester, Minnesota?

    The top 3 most reliable airlines when flying from Illinois to Rochester, Minnesota are Envoy Air (84%), American Airlines (74%) and Qatar Airways (70%).

  • What are the cheapest flights from Illinois to Rochester, Minnesota?

    While on average a flight from Illinois to Rochester, Minnesota is generally $394, our data shows the cheapest flight currently is $214. When looking at the most popular route, (Chicago O'Hare Intl - Rochester), you can expect to pay $234 for that flight.

  • Can I find deals for flights from Illinois to Rochester that include hotel bookings?

    Yes. In addition to deals on Illinois to Rochester flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Rochester?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Rochester.

  • Can I find deals for business class flights from Illinois to Rochester?

    Yes. Cheapflights offers flight deals from Illinois to Rochester by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 August is currently the most expensive (average of $671). 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.

See more FAQs

Traveling to a place near Rochester?

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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 2,558,603 searches. Data last updated July 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$349Average$474FlexibilityNo cancel feeOn-time71%

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