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Rochester

$218+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RST
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 5/2712:45 pm
ORD
-
RST
Nonstop1h 25m
United Airlines
Sat 5/308:00 am
RST
-
ORD
Nonstop1h 27m
United Airlines
Deal found 1/19$284
This Delta deal was found by Cheapflights users on 1/20. 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.
Tue 3/177:20 pm
MDW
-
RST
1 stop15h 30m
Delta
Wed 4/226:00 am
RST
-
MDW
1 stop12h 45m
Delta
Deal found 1/20$295
This Delta deal was found by Cheapflights users on 1/20. 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.
Tue 3/173:59 pm
ORD
-
RST
1 stop18h 51m
Delta
Mon 4/2011:32 am
RST
-
ORD
1 stop21h 06m
Delta
Deal found 1/20$295
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:40 am
ORD
-
RST
Nonstop1h 22m
American Airlines
Tue 3/311:24 am
RST
-
ORD
Nonstop1h 26m
American Airlines
Deal found 1/21$307
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 3/217:20 pm
MDW
-
RST
1 stop3h 22m
Delta
Tue 4/2111:32 am
RST
-
MDW
1 stop7h 13m
Delta
Deal found 1/20$311
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 2/216:15 am
ORD
-
RST
1 stop4h 43m
Delta
Wed 2/2511:42 am
RST
-
ORD
1 stop9h 48m
Delta
Deal found 1/21$311
This Delta deal was found by Cheapflights users on 1/20. 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 3/189:30 am
MDW
-
RST
1 stop13h 12m
Delta
Sat 4/186:00 am
RST
-
MDW
2 stops6h 30m
Delta
Deal found 1/20$316
This Delta deal was found by Cheapflights users on 1/20. 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 3/188:55 am
ORD
-
RST
1 stop13h 47m
Delta
Sat 4/186:00 am
RST
-
ORD
2 stops6h 41m
Delta
Deal found 1/20$316
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 3/167:20 pm
MDW
-
RST
1 stop15h 30m
Delta
Wed 4/226:00 am
RST
-
MDW
1 stop7h 32m
Delta
Deal found 1/20$322
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 3/168:30 pm
ORD
-
RST
1 stop19h 35m
Delta
Mon 4/204:45 pm
RST
-
ORD
1 stop15h 53m
Delta
Deal found 1/20$322
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 2/286:15 am
ORD
-
RST
1 stop4h 43m
Delta
Tue 3/34:37 pm
RST
-
ORD
1 stop4h 53m
Delta
Deal found 1/21$326
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 2/285:00 pm
MDW
-
RST
1 stop5h 46m
Delta
Tue 3/36:30 am
RST
-
MDW
2 stops6h 16m
Delta
Deal found 1/21$332

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$295
(Delta)

One-way from

$218
(Delta)

Popular in

November

Cheapest in

December

Average price

$399

Good round-trip deal

$399 or less

Good one-way deal

$289 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
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 21, 2026.
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

MDW - RST

MDWRST

Chicago Midway

Tue 3/17

9:30 am-4:05 pm

1 stop6h 35m

Rochester

Tue 4/21

4:45 pm-1:32 pm

1 stop20h 47m

$295

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Tue 3/17

7:20 pm-10:50 am

1 stop15h 30m

Rochester

Wed 4/22

6:00 am-6:45 pm

1 stop12h 45m

$295

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Wed 3/18

7:20 pm-10:50 am

1 stop15h 30m

Rochester

Tue 4/21

11:32 am-6:45 pm

1 stop7h 13m

$295

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Tue 3/17

2:05 pm-10:42 pm

1 stop8h 37m

Rochester

Mon 4/20

4:45 pm-1:32 pm

1 stop20h 47m

$295

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Wed 3/18

9:30 am-10:42 pm

1 stop13h 12m

Rochester

Wed 4/22

11:32 am-6:45 pm

1 stop7h 13m

$295

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Tue 3/17

3:59 pm-10:50 am

1 stop18h 51m

Rochester

Mon 4/20

11:32 am-8:38 am

1 stop21h 06m

$295

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 3/21

7:20 pm-10:42 pm

1 stop3h 22m

Rochester

Mon 4/20

11:32 am-8:46 am

1 stop21h 14m

$311

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 3/21

7:20 pm-10:42 pm

1 stop3h 22m

Rochester

Tue 4/21

11:32 am-6:45 pm

1 stop7h 13m

$311

ChicagoRochester

MDW - RST

MDWRST

Chicago Midway

Sat 3/21

7:20 pm-10:42 pm

1 stop3h 22m

Rochester

Wed 4/22

6:00 am-6:45 pm

1 stop12h 45m

$311

ChicagoRochester

ORD - RST

ORDRST

Chicago O'Hare Intl

Sat 2/21

6:15 am-10:58 am

1 stop4h 43m

Rochester

Tue 2/24

11:42 am-9:30 pm

1 stop9h 48m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 38 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 January is currently the most expensive (average of $118). 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 January 21, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% 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 January 21, 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).

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 $488, Delta can have you in Rochester, Minnesota from Illinois in 6h 02m. 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 SkyWest Airlines (61%), American Airlines (58%) and Envoy Air (54%).

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

    While on average a flight from Illinois to Rochester, Minnesota is generally $418, our data shows the cheapest flight currently is $245. When looking at the most popular route, (Chicago O'Hare Intl - Rochester), you can expect to pay $314 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 January is currently the most expensive (average of $118). 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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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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$324Average$449FlexibilityNo cancel feeOn-time71%

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