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Cheap flights from Rochester to Illinois from $83

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rochester to Illinois departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Rochester to Illinois

Cheap round-trip flights

JetBlue Logo
1:39 pm - 6:25 pmROC-ORD
5h 46m1 stop
JetBlue Logo
11:20 am - 11:15 pmORD-ROC
10h 55m2 stops
$250JetBlue
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Sat, Oct 25 - Tue, Oct 28
Delta Logo
6:14 pm - 10:20 pmROC-MLI
5h 06m1 stop
Delta Logo
5:00 pm - 11:42 pmMLI-ROC
5h 42m1 stop
$259Delta
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Tue, Oct 7 - Sat, Oct 11
Multiple Airlines Logo
6:20 am - 5:49 pmROC-ORD
12h 29m1 stop
Multiple Airlines Logo
1:50 pm - 6:17 pmORD-ROC
27h 27m1 stop
$260Multiple Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 2
Multiple Airlines Logo
11:33 am - 11:39 pmROC-ORD
13h 06m2 stops
Multiple Airlines Logo
6:00 am - 5:58 pmORD-ROC
10h 58m1 stop
$264Multiple Airlines
Find Deal
Thu, Oct 23 - Sat, Oct 25
American Airlines Logo
5:10 pm - 11:58 pmROC-STL
7h 48m1 stop
American Airlines Logo
7:16 am - 2:19 pmSTL-ROC
6h 03m1 stop
$297American Airlines
Find Deal
Sat, Oct 18 - Tue, Oct 21
American Airlines Logo
11:53 am - 12:56 pmROC-ORD
2h 03mnonstop
American Airlines Logo
11:36 am - 2:19 pmORD-ROC
1h 43mnonstop
$297American Airlines
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Tue, Oct 21 - Tue, Oct 28
United Airlines Logo
6:10 am - 12:28 pmROC-STL
7h 18m2 stops
United Airlines Logo
10:00 am - 4:41 pmSTL-ROC
5h 41m1 stop
$302United Airlines
Find Deal
Thu, Oct 30 - Sat, Nov 1
United Airlines Logo
7:40 pm - 2:38 pmROC-ORD
19h 58m2 stops
United Airlines Logo
6:02 pm - 8:52 pmORD-ROC
1h 50mnonstop
$304United Airlines
Find Deal
Sat, Nov 8 - Sun, Nov 9
Southwest Logo
5:30 pm - 8:35 pmROC-STL
4h 05m1 stop
Southwest Logo
8:55 am - 6:00 pmSTL-ROC
8h 05m2 stops
$311Southwest
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Sat, Oct 18 - Tue, Oct 21
Southwest Logo
12:40 pm - 9:00 pmROC-STL
9h 20m2 stops
Southwest Logo
6:05 am - 3:40 pmSTL-ROC
8h 35m1 stop
$320Southwest
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Wed, Dec 3 - Sat, Dec 6

Spirit Airlines flights from Rochester to Illinois

Our best Spirit Airlines deals on Rochester to Illinois flight tickets
Spirit Airlines
Oct 24
ROC8:00 amRochester Greater Rochester Intl
11h 46m
1 stop
ORD6:46 pmChicago O'Hare Intl
Oct 31
ORD4:44 pmChicago O'Hare Intl
24h 14m
2 stops
ROC5:58 pmRochester Greater Rochester Intl
$267
Find similar
Spirit Airlines
Oct 9
ROC6:20 amRochester Greater Rochester Intl
12h 33m
1 stop
ORD5:53 pmChicago O'Hare Intl
Oct 14
ORD6:58 pmChicago O'Hare Intl
22h 00m
1 stop
ROC5:58 pmRochester Greater Rochester Intl
$281
Find similar
Spirit Airlines
Oct 10
ROC8:00 amRochester Greater Rochester Intl
14h 33m
1 stop
ORD9:33 pmChicago O'Hare Intl
Oct 14
ORD6:58 pmChicago O'Hare Intl
22h 00m
1 stop
ROC5:58 pmRochester Greater Rochester Intl
$295
Find similar

American Airlines flights from Rochester to Illinois

Our best American Airlines deals on Rochester to Illinois flight tickets
American Airlines
Oct 21
ROC11:53 amRochester Greater Rochester Intl
2h 03m
ORD12:56 pmChicago O'Hare Intl
Oct 28
ORD11:36 amChicago O'Hare Intl
1h 43m
ROC2:19 pmRochester Greater Rochester Intl
$297
Find similar
American Airlines
Feb 1
ROC5:32 pmRochester Greater Rochester Intl
2h 02m
ORD6:34 pmChicago O'Hare Intl
Feb 5
ORD2:14 pmChicago O'Hare Intl
1h 46m
ROC5:00 pmRochester Greater Rochester Intl
$299
Find similar
American Airlines
Dec 2
ROC6:19 pmRochester Greater Rochester Intl
2h 21m
ORD7:40 pmChicago O'Hare Intl
Dec 8
ORD11:02 amChicago O'Hare Intl
1h 52m
ROC1:54 pmRochester Greater Rochester Intl
$306
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momondo Fare Finder

 
Customize your flight search to find flights from Rochester to Illinois 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, momondo users made 832,500 searches. Data last updated September 24, 2025.
Use the filters below to find and compare flights from Rochester to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Sat 10/25

1:39 pm-6:25 pm

1 stop5h 46m

Chicago O'Hare Intl

Tue 10/28

11:20 am-11:15 pm

2 stops10h 55m

$250

RochesterMoline

ROC - MLI

ROCMLI

Rochester Greater Rochester Intl

Tue 10/7

6:14 pm-10:20 pm

1 stop5h 06m

Moline Quad-City

Sat 10/11

5:00 pm-11:42 pm

1 stop5h 42m

$259

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Thu 10/30

6:20 am-5:49 pm

1 stop12h 29m

Chicago O'Hare Intl

Sun 11/2

1:50 pm-6:17 pm

1 stop27h 27m

$260

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Thu 10/23

11:33 am-11:39 pm

2 stops13h 06m

Chicago O'Hare Intl

Sat 10/25

6:00 am-5:58 pm

1 stop10h 58m

$264

RochesterSt. Louis

ROC - STL

ROCSTL

Rochester Greater Rochester Intl

Sat 10/18

5:10 pm-11:58 pm

1 stop7h 48m

Lambert-St Louis

Tue 10/21

7:16 am-2:19 pm

1 stop6h 03m

$297

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Tue 10/21

11:53 am-12:56 pm

Nonstop2h 03m

Chicago O'Hare Intl

Tue 10/28

11:36 am-2:19 pm

Nonstop1h 43m

$297

RochesterSt. Louis

ROC - STL

ROCSTL

Rochester Greater Rochester Intl

Thu 10/30

6:10 am-12:28 pm

2 stops7h 18m

Lambert-St Louis

Sat 11/1

10:00 am-4:41 pm

1 stop5h 41m

$302

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Sat 11/8

7:40 pm-2:38 pm

2 stops19h 58m

Chicago O'Hare Intl

Sun 11/9

6:02 pm-8:52 pm

Nonstop1h 50m

$304

RochesterSt. Louis

ROC - STL

ROCSTL

Rochester Greater Rochester Intl

Sat 10/18

5:30 pm-8:35 pm

1 stop4h 05m

Lambert-St Louis

Tue 10/21

8:55 am-6:00 pm

2 stops8h 05m

$311

RochesterSt. Louis

ROC - STL

ROCSTL

Rochester Greater Rochester Intl

Wed 12/3

12:40 pm-9:00 pm

2 stops9h 20m

Lambert-St Louis

Sat 12/6

6:05 am-3:40 pm

1 stop8h 35m

$320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Rochester to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Rochester is in January. Flight prices, which tend to average around $279, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $280.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Rochester to Illinois is on a Thursday when prices can be found for as low as $433. Flights from Rochester to Illinois on a Sunday will generally be more expensive and average around $554. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Rochester to Illinois during this time can be as low as $404. Flights at noon are often more expensive with an average ticket price of $519.

What is the cheapest Rochester Greater Rochester Intl to Illinois flight route?

Fly from Rochester Greater Rochester Intl to Chicago Midway for the best Rochester Greater Rochester Intl - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Rochester when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $343 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Rochester for as low as $225 on momondo.

What cabin class options are available on Rochester Greater Rochester Intl to Illinois flights?

There are 4 cabin classes available to choose from on Rochester Greater Rochester Intl to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rochester to Illinois flights?

No. A direct flight is the cheapest option for a flight between Rochester to Illinois.

Cheap Rochester to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rochester to Illinois

Best Price Found

$174

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Illinois

2 airports
The best one-way flight to Illinois from Rochester in the past 72 hours is $174. The best round-trip flight deal from Rochester to Illinois found on momondo in the last 72 hours is $311.
The fastest flight from Rochester to Illinois takes 1h 50m
Direct flights go from Rochester to Illinois every day.
There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)
Search flight deals

  • When did momondo last update prices for flights from Rochester Greater Rochester Intl Airport to Illinois?

    Prices for flights from Rochester Greater Rochester Intl Airport to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rochester Greater Rochester Intl Airport to Illinois?

  • How old do you have to be to fly from Rochester Greater Rochester Intl Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rochester Greater Rochester Intl Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rochester to Illinois?

Best airlines flying from Rochester to Illinois

Compare and see reviews for airlines that fly from Rochester to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $198Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $214Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
SouthwestPriceFrom $287Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Rochester to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Rochester.

Can I find flights from Rochester to Illinois with flexible booking policies on momondo?

All flight searches from Rochester to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rochester to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Rochester.

I’m not ready to book a flight from Rochester to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Rochester to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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