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Rochester

$198+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
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 December 27, 2025.

This Delta deal was found by Cheapflights users on 12/24. 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 12/2711:48 amMDW - RST
1 stop6h 08mDelta
Wed 1/76:45 amRST - MDW
1 stop6h 24mDelta
Deal found 12/24$418
This American Airlines deal was found by Cheapflights users on 12/25. 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 12/269:08 amORD - RST
Nonstop1h 28mAmerican Airlines
Sat 12/2711:06 amRST - ORD
Nonstop1h 30mAmerican Airlines
Deal found 12/25$464
This American Airlines deal was found by Cheapflights users on 12/26. 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 12/304:27 pmORD - RST
Nonstop1h 18mAmerican Airlines
Wed 12/316:29 amRST - ORD
Nonstop1h 41mAmerican Airlines
Deal found 12/26$486
This Delta deal was found by Cheapflights users on 12/25. 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 12/266:35 amORD - RST
1 stop5h 31mDelta
Sat 12/2712:46 pmRST - ORD
1 stop5h 38mDelta
Deal found 12/25$508
This Delta deal was found by Cheapflights users on 12/26. 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 12/306:35 amORD - RST
1 stop5h 31mDelta
Thu 1/16:20 amRST - ORD
1 stop5h 30mDelta
Deal found 12/26$543
This Delta deal was found by Cheapflights users on 12/24. 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 12/2611:48 amMDW - RST
1 stop6h 08mDelta
Tue 12/306:20 amRST - MDW
1 stop4h 46mDelta
Deal found 12/24$683
This Delta deal was found by Cheapflights users on 12/26. 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 12/306:35 amORD - RST
1 stop5h 31mDelta
Wed 12/316:20 amRST - ORD
2 stops6h 34mDelta
Deal found 12/26$804

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 December 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$284
(United Airlines)

One-way from

$198
(Delta)

Popular in

November

Cheapest in

October

Average price

$356

Good round-trip deal

$354 or less

Good one-way deal

$389 or less
Provider with most accurate pricing for Chicago (CHI)-Rochester flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Rochester flights.
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From Illinois to Rochester
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One-way flight from Illinois to Rochester
Search Deals
High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in December 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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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 December 27, 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

Thu 2/19

4:40 pm-6:01 pm

Nonstop1h 21m

Rochester

Sat 2/21

11:32 am-1:00 pm

Nonstop1h 28m

$329

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Thu 2/5

9:40 am-11:06 am

Nonstop1h 26m

Rochester

Sat 2/7

11:36 am-1:02 pm

Nonstop1h 26m

$329

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Thu 2/5

7:16 pm-10:48 pm

1 stop3h 32m

Rochester

Sat 2/7

6:45 am-11:05 am

1 stop4h 20m

$348

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Wed 3/25

7:00 pm-10:42 pm

1 stop3h 42m

Rochester

Sun 3/29

4:46 pm-9:34 pm

1 stop4h 48m

$348

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Thu 2/5

6:45 pm-10:48 pm

1 stop4h 03m

Rochester

Sat 2/7

6:45 am-12:15 pm

1 stop5h 30m

$348

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Wed 3/25

7:20 pm-10:42 pm

1 stop3h 22m

Rochester

Sun 3/29

6:00 am-12:29 pm

2 stops6h 29m

$354

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 1/17

5:00 pm-10:48 pm

1 stop5h 48m

Rochester

Sun 1/18

4:52 pm-12:46 pm

2 stops19h 54m

$359

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Wed 3/25

10:36 am-12:01 pm

Nonstop1h 25m

Rochester

Sun 3/29

6:00 am-7:33 am

Nonstop1h 33m

$369

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Thu 2/19

6:15 am-10:58 am

1 stop4h 43m

Rochester

Sat 2/21

11:42 am-8:44 pm

2 stops9h 02m

$374

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 1/17

6:50 am-4:12 pm

2 stops9h 22m

Rochester

Sun 1/18

4:52 pm-9:41 am

2 stops16h 49m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 25 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, September is the cheapest month in which you can book a flight from Illinois to Rochester, Minnesota (average of $46). Flying from Illinois to Rochester, Minnesota in February is currently the most expensive (average of $119). 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 December 27, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 31% on flights from Illinois to Rochester, Minnesota by exploring options for tickets in the afternoon.

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 December 27, 2025.

The most flights from USIL to RST are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 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 $329, American Airlines can have you in Rochester, Minnesota from Illinois in 1h 21m. 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%), American Airlines (55%) and SkyWest Airlines (49%).

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

    While on average a flight from Illinois to Rochester, Minnesota is generally $371, our data shows the cheapest flight currently is $228. When looking at the most popular route, (Chicago O'Hare Intl - Rochester), you can expect to pay $284 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, September is the cheapest month in which you can book a flight from Illinois to Rochester, Minnesota (average of $46). Flying from Illinois to Rochester, Minnesota in February is currently the most expensive (average of $119). 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.

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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 December 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$324Average$449FlexibilityNo cancel feeOn-time71%

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