HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rochester

$76+ Cheap flights from Illinois to Rochester (ROC)

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ROC
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/316:00 amMLI - ROC
1 stop4h 56mAmerican Airlines
Mon 1/57:18 pmROC - MLI
1 stop5h 22mAmerican Airlines
Deal found 12/11$269
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amMLI - ROC
1 stop6h 20mUnited Airlines
Mon 1/56:00 amROC - MLI
2 stops7h 13mUnited Airlines
Deal found 12/11$340
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/274:53 pmSTL - ROC
1 stop6h 06mAmerican Airlines
Wed 12/315:10 amROC - STL
1 stop4h 38mAmerican Airlines
Deal found 12/11$368
This JetBlue deal was found by Cheapflights users on 12/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:00 amORD - ROC
1 stop7h 10mJetBlue
Sun 12/144:05 pmROC - ORD
1 stop6h 47mJetBlue
Deal found 12/10$375
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:36 amORD - ROC
2 stops25h 58mMultiple Airlines
Sun 12/216:00 pmROC - ORD
1 stop15h 47mMultiple Airlines
Deal found 12/10$440
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:48 amORD - ROC
Nonstop2h 02mUnited Airlines
Thu 1/15:21 pmROC - ORD
Nonstop2h 27mUnited Airlines
Deal found 12/11$441
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:19 pmORD - ROC
Nonstop1h 56mUnited Airlines
Sat 12/276:00 amROC - ORD
Nonstop2h 27mUnited Airlines
Deal found 12/10$445
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/266:02 amSTL - ROC
1 stop4h 25mAmerican Airlines
Mon 12/297:18 pmROC - STL
1 stop5h 26mAmerican Airlines
Deal found 12/11$468
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:19 pmORD - ROC
Nonstop1h 56mUnited Airlines
Tue 12/306:20 amROC - ORD
Nonstop2h 27mUnited Airlines
Deal found 12/11$469
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 amORD - ROC
2 stops29h 00mMultiple Airlines
Thu 12/186:00 pmROC - ORD
1 stop15h 52mMultiple Airlines
Deal found 12/11$477
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/236:40 amORD - ROC
1 stop4h 19mAmerican Airlines
Mon 12/297:18 pmROC - ORD
Nonstop2h 26mAmerican Airlines
Deal found 12/10$489
This Delta deal was found by Cheapflights users on 12/11. 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 12/276:08 pmMDW - ROC
1 stop3h 58mDelta
Mon 12/296:15 amROC - MDW
1 stop3h 34mDelta
Deal found 12/11$489

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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$188
(Kiwi.com)

One-way from

$76
(JetBlue)

Popular in

November

Cheapest in

March

Average price

$428

Good round-trip deal

$391 or less

Good one-way deal

$234 or less
Provider with most accurate pricing for Chicago (CHI)-Greater Rochester Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Greater Rochester Intl flights.
Search Deals
From Illinois to Greater Rochester Intl
Search Deals
One-way flight from Illinois to Greater Rochester Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Greater Rochester Intl.
Search Deals
Price to beat on a one-way flight from Illinois to Greater Rochester Intl.
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 December 12, 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 - ROC

ORDROC

Chicago O'Hare Intl

Fri 2/6

8:45 am-2:27 pm

1 stop4h 42m

Greater Rochester Intl

Sun 2/8

6:30 am-5:44 pm

2 stops12h 14m

$232

MolineRochester

MLI - ROC

MLIROC

Moline Quad-City

Wed 12/31

6:00 am-11:56 am

1 stop4h 56m

Greater Rochester Intl

Mon 1/5

7:18 pm-11:40 pm

1 stop5h 22m

$269

MolineRochester

MLI - ROC

MLIROC

Moline Quad-City

Sat 1/10

3:45 pm-9:04 pm

1 stop4h 19m

Greater Rochester Intl

Tue 1/13

10:30 am-3:09 pm

1 stop5h 39m

$321

PeoriaRochester

PIA - ROC

PIAROC

Greater Peoria

Sat 1/10

10:45 am-7:06 pm

2 stops7h 21m

Greater Rochester Intl

Tue 1/13

1:26 pm-4:43 pm

1 stop4h 17m

$324

ChicagoRochester

ORD - ROC

ORDROC

Chicago O'Hare Intl

Tue 1/13

6:08 pm-9:04 pm

Nonstop1h 56m

Greater Rochester Intl

Tue 1/20

10:22 am-2:25 pm

1 stop5h 03m

$329

ChicagoRochester

ORD - ROC

ORDROC

Chicago O'Hare Intl

Tue 1/20

10:35 am-1:39 pm

Nonstop2h 04m

Greater Rochester Intl

Sat 1/24

6:15 am-7:42 am

Nonstop2h 27m

$331

ChicagoRochester

ORD - ROC

ORDROC

Chicago O'Hare Intl

Sat 1/24

6:08 pm-9:04 pm

Nonstop1h 56m

Greater Rochester Intl

Tue 1/27

10:30 am-11:56 am

Nonstop2h 26m

$331

ChicagoRochester

ORD - ROC

ORDROC

Chicago O'Hare Intl

Fri 2/6

5:15 am-5:00 pm

2 stops10h 45m

Greater Rochester Intl

Sun 2/8

11:31 am-11:22 am

3 stops24h 51m

$336

MolineRochester

MLI - ROC

MLIROC

Moline Quad-City

Wed 12/31

6:30 am-1:50 pm

1 stop6h 20m

Greater Rochester Intl

Mon 1/5

6:00 am-12:13 pm

2 stops7h 13m

$340

ChicagoRochester

MDW - ROC

MDWROC

Chicago Midway

Sat 1/24

1:00 pm-9:45 pm

1 stop7h 45m

Greater Rochester Intl

Tue 1/27

6:10 am-7:25 am

Nonstop2h 15m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 53 results
1
2
3
...
6

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?

Currently, October is the cheapest month in which you can book a flight from Illinois to Rochester (average of $117). Flying from Illinois to Rochester in March is currently the most expensive (average of $238). 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 ROC?

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 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Rochester in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Illinois to Rochester?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Rochester. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Rochester flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Rochester

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 12, 2025.

The most flights from USIL to ROC are scheduled on a Wednesday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 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?

    Greater Rochester Intl (ROC), located 3.8 mi from the city center, is the airport you fly into when you book flights from Illinois to Rochester.

  • How long is the flight from Illinois to Rochester?

    There are many flights that can get you from Illinois to Rochester in 4h 19m. Fly via JetBlue, American Airlines, or United Airlines to get the fastest option. Illinois and Rochester are separated by a distance of 665 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Rochester one-way?

    The cheapest airlines for a one-way flight from Illinois to Rochester are American Airlines ($104), Delta ($108), and United Airlines ($122).

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

    The most popular flight routes from Illinois to Rochester are Chicago O'Hare Intl - Greater Rochester Intl, Chicago Midway - Greater Rochester Intl and Lambert-St Louis - Greater Rochester Intl.

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

    Before booking your flight to Rochester from Illinois, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (100%), GoJet (88%), Alaska Airlines( 80%).

  • What are the cheapest flights from Illinois to Rochester?

    Looking at all options, your cheapest flight can be booked for $206. While the most popular route (Chicago O'Hare Intl - Greater Rochester Intl) can be booked for $204 on average, our data indicates $361 when flying from Illinois to Rochester.

  • 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?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Rochester (average of $117). Flying from Illinois to Rochester in March is currently the most expensive (average of $238). 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?

Book flights to Rochester if you plan to visit one of these locations
Henrietta
Pittsford
Victor

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Rochester

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Los Angeles to Newark flights
Miami to John F Kennedy Intl flights
Dallas/Fort Worth to Newark flights
Atlanta to John F Kennedy Intl flights
San Francisco to John F Kennedy Intl flights
O'Hare Intl to John F Kennedy Intl flights
Fort Lauderdale to John F Kennedy Intl flights
Atlanta to LaGuardia flights
Los Angeles to LaGuardia flights
Hobby to LaGuardia flights
Hobby to John F Kennedy Intl flights
San Francisco to Newark flights
Miami to LaGuardia flights
Orlando to John F Kennedy Intl flights
Fort Lauderdale to Newark flights
Orlando to Newark flights
Fort Lauderdale to LaGuardia flights
Hobby to Newark flights
West Palm Beach to Newark flights
Miami to Newark flights
O'Hare Intl to LaGuardia flights
Seattle to John F Kennedy Intl flights
George Bush Intcntl to John F Kennedy Intl flights
Charlotte to John F Kennedy Intl flights
O'Hare Intl to Newark flights
Orlando to LaGuardia flights
San Francisco to LaGuardia flights
George Bush Intcntl to Newark flights
Atlanta to Newark flights
Raleigh to LaGuardia flights
Tampa to LaGuardia flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to LaGuardia flights
Seattle to Newark flights
Detroit to John F Kennedy Intl flights
West Palm Beach to John F Kennedy Intl flights
Tampa to John F Kennedy Intl flights
Ontario to John F Kennedy Intl flights
Denver to John F Kennedy Intl flights
Denver to LaGuardia flights
Raleigh to John F Kennedy Intl flights
Burbank to LaGuardia flights
Sky Harbor Intl to John F Kennedy Intl flights
Minneapolis to John F Kennedy Intl flights
Charlotte to LaGuardia flights
San Diego to John F Kennedy Intl flights
Denver to Newark flights

Top 2 airlines flying from Illinois to Rochester

Discover the top 2 airlines 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$204Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$241Average$380FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.