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Rochester

$214+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 11, 2025.

Round-trip from

$304
(Delta)

One-way from

$214
(Delta)

Popular in

March

Cheapest in

November

Average price

$378

Good round-trip deal

$394 or less

Good one-way deal

$230 or less
From Illinois to Rochester
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One-way flight from Illinois to Rochester
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Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Illinois to Rochester.
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Price to beat on a one-way flight from Illinois to Rochester.
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Find 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 September 11, 2025.

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 12/66:00 amORD - RST
1 stop5h 00mDelta
Mon 12/811:40 amRST - ORD
1 stop21h 00mDelta
Deal found 9/9$304
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 10/114:14 pmORD - RST
Nonstop1h 24mAmerican Airlines
Sat 10/186:08 pmRST - ORD
Nonstop1h 36mAmerican Airlines
Deal found 9/11$309
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 10/116:08 amORD - RST
1 stop4h 48mDelta
Sat 10/1812:40 pmRST - ORD
1 stop4h 10mDelta
Deal found 9/11$328
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:16 pmORD - RST
Nonstop1h 22mAmerican Airlines
Fri 10/176:00 amRST - ORD
Nonstop1h 29mAmerican Airlines
Deal found 9/10$329
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 10/146:08 amORD - RST
1 stop4h 38mDelta
Mon 10/2011:26 amRST - ORD
1 stop5h 24mDelta
Deal found 9/10$348
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1710:51 amORD - RST
Nonstop1h 24mAmerican Airlines
Sun 10/196:00 amRST - ORD
Nonstop1h 29mAmerican Airlines
Deal found 9/10$349
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:30 pmORD - RST
Nonstop1h 29mAmerican Airlines
Wed 9/176:00 amRST - ORD
Nonstop1h 30mAmerican Airlines
Deal found 9/10$368
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:30 pmORD - RST
Nonstop1h 29mAmerican Airlines
Tue 9/306:00 amRST - ORD
Nonstop1h 30mAmerican Airlines
Deal found 9/10$369
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.
Sat 12/610:31 pmORD - RST
Nonstop1h 28mAmerican Airlines
Mon 12/86:39 pmRST - ORD
Nonstop1h 45mAmerican Airlines
Deal found 9/9$389
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:51 amORD - RST
Nonstop1h 26mAmerican Airlines
Sat 11/296:36 pmRST - ORD
Nonstop1h 49mAmerican Airlines
Deal found 9/10$394
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 10/147:10 pmMDW - RST
1 stop4h 19mDelta
Mon 10/2011:26 amRST - MDW
1 stop6h 17mDelta
Deal found 9/10$458
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/132:51 pmBMI - RST
1 stop6h 08mAmerican Airlines
Thu 9/186:06 pmRST - BMI
1 stop5h 33mAmerican Airlines
Deal found 9/10$496

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 September 11, 2025.
Use the filters below to find and compare flights from Illinois to Rochester that are best for you.

Fly from

Illinois

Fly to

Rochester

Route

Depart

Return

Price

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 12/6

6:00 am-11:00 am

1 stop5h 00m

Rochester

Mon 12/8

4:20 pm-1:51 pm

2 stops21h 31m

$328

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Tue 10/14

4:14 pm-5:38 pm

Nonstop1h 24m

Rochester

Mon 10/20

6:08 pm-7:44 pm

Nonstop1h 36m

$329

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 10/18

6:08 am-10:56 am

1 stop4h 48m

Rochester

Thu 10/23

11:26 am-4:50 pm

1 stop5h 24m

$348

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Tue 10/14

6:08 am-10:46 am

1 stop4h 38m

Rochester

Mon 10/20

11:26 am-4:50 pm

1 stop5h 24m

$348

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Tue 9/23

7:30 pm-8:59 pm

Nonstop1h 29m

Rochester

Tue 9/30

4:00 pm-5:34 pm

Nonstop1h 34m

$369

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 12/6

10:31 pm-11:59 pm

Nonstop1h 28m

Rochester

Mon 12/8

6:39 pm-8:24 pm

Nonstop1h 45m

$389

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Wed 11/26

9:51 am-11:17 am

Nonstop1h 26m

Rochester

Sat 11/29

11:47 am-1:15 pm

Nonstop1h 28m

$394

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 10/11

6:08 am-10:56 am

1 stop4h 48m

Rochester

Fri 10/17

6:13 pm-9:19 pm

1 stop3h 06m

$408

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 10/11

6:08 am-10:56 am

1 stop4h 48m

Rochester

Mon 10/13

6:13 pm-9:19 pm

1 stop3h 06m

$408

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Fri 10/17

6:08 am-10:46 am

1 stop4h 38m

Rochester

Sun 10/19

11:26 am-3:00 pm

1 stop3h 34m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 27 results
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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 $395). Flying from Illinois to Rochester, Minnesota in December is currently the most expensive (average of $447). 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 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Rochester, Minnesota as you normally would.

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 11, 2025.

The most flights from USIL to RST are scheduled on a Thursday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Rochester. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 $329, Delta can have you in Rochester, Minnesota from Illinois in 1h 24m. Airlines will cover a distance of 268 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 (78%), Qatar Airways (66%) and American Airlines (57%).

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

    While on average a flight from Illinois to Rochester, Minnesota is generally $439, our data shows the cheapest flight currently is $230. When looking at the most popular route, (Chicago O'Hare Intl - Rochester), you can expect to pay $318 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 $395). Flying from Illinois to Rochester, Minnesota in December is currently the most expensive (average of $447). 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

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Alternative routes for Illinois to 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$439FlexibilityNo cancel feeOn-time71%

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