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Cheap flights from Rochester to Illinois from $79

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 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Rochester to Illinois

Cheap round-trip flights

JetBlue Logo
1:38 pm - 8:50 pmROC-ORD
8h 12m1 stop
JetBlue Logo
6:45 am - 12:23 pmORD-ROC
4h 38m1 stop
$193JetBlue
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Thu, Oct 16 - Mon, Oct 20
Spirit Airlines Logo
1:47 pm - 9:58 pmROC-ORD
9h 11m1 stop
Spirit Airlines Logo
5:17 pm - 12:52 pmORD-ROC
18h 35m1 stop
$203Spirit Airlines
Find Deal
Fri, Sep 5 - Sun, Sep 14
American Airlines Logo
6:28 pm - 7:34 pmROC-ORD
2h 06mnonstop
American Airlines Logo
8:02 am - 10:51 amORD-ROC
1h 49mnonstop
$217American Airlines
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Thu, Sep 25 - Sat, Sep 27
Southwest Logo
7:45 am - 8:35 amROC-MDW
1h 50mnonstop
Southwest Logo
4:45 pm - 7:20 pmMDW-ROC
1h 35mnonstop
$217Southwest
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Sat, Aug 30 - Sat, Sep 6
United Airlines Logo
7:50 pm - 11:15 pmROC-ORD
4h 25m1 stop
United Airlines Logo
6:25 pm - 9:13 pmORD-ROC
1h 48mnonstop
$227United Airlines
Find Deal
Mon, Sep 8 - Wed, Sep 10
American Airlines Logo
6:28 pm - 7:34 pmROC-ORD
2h 06mnonstop
American Airlines Logo
8:02 am - 10:51 amORD-ROC
1h 49mnonstop
$232American Airlines
Find Deal
Thu, Sep 25 - Sat, Sep 27
Southwest Logo
7:50 am - 8:45 amROC-MDW
1h 55mnonstop
Southwest Logo
2:15 pm - 4:50 pmMDW-ROC
1h 35mnonstop
$232Southwest
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Thu, Sep 25 - Sun, Sep 28
United Airlines Logo
7:50 pm - 11:15 pmROC-ORD
4h 25m1 stop
United Airlines Logo
6:25 pm - 9:13 pmORD-ROC
1h 48mnonstop
$234United Airlines
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Sat, Aug 30 - Mon, Sep 1
Delta Logo
12:43 pm - 5:47 pmROC-STL
6h 04m1 stop
Delta Logo
6:01 am - 1:03 pmSTL-ROC
6h 02m1 stop
$237Delta
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Thu, Sep 11 - Sat, Sep 13
Delta Logo
12:22 pm - 6:04 pmROC-ORD
6h 42m1 stop
Delta Logo
9:10 am - 4:25 pmORD-ROC
6h 15m1 stop
$237Delta
Find Deal
Thu, Sep 25 - Mon, Sep 29

Delta flights from Rochester to Illinois

Our best Delta deals on Rochester to Illinois flight tickets
Delta
Sep 25
ROC12:22 pmRochester Greater Rochester Intl
6h 42m
1 stop
ORD6:04 pmChicago O'Hare Intl
Sep 29
ORD9:10 amChicago O'Hare Intl
6h 15m
1 stop
ROC4:25 pmRochester Greater Rochester Intl
$237
Find similar
Delta
Dec 4
ROC10:00 amRochester Greater Rochester Intl
7h 11m
1 stop
ORD4:11 pmChicago O'Hare Intl
Dec 7
ORD7:00 amChicago O'Hare Intl
3h 39m
1 stop
ROC11:39 amRochester Greater Rochester Intl
$252
Find similar
Delta
Sep 28
ROC6:00 amRochester Greater Rochester Intl
4h 40m
1 stop
MDW9:40 amChicago Midway
Oct 3
MDW9:35 amChicago Midway
5h 50m
1 stop
ROC4:25 pmRochester Greater Rochester Intl
$267
Find similar

United Airlines flights from Rochester to Illinois

Our best United Airlines deals on Rochester to Illinois flight tickets
United Airlines
Sep 8
ROC7:50 pmRochester Greater Rochester Intl
4h 25m
1 stop
ORD11:15 pmChicago O'Hare Intl
Sep 10
ORD6:25 pmChicago O'Hare Intl
1h 48m
ROC9:13 pmRochester Greater Rochester Intl
$227
Find similar
United Airlines
Aug 30
ROC7:50 pmRochester Greater Rochester Intl
4h 25m
1 stop
ORD11:15 pmChicago O'Hare Intl
Sep 1
ORD6:25 pmChicago O'Hare Intl
1h 48m
ROC9:13 pmRochester Greater Rochester Intl
$234
Find similar
United Airlines
Oct 16
ROC6:30 amRochester Greater Rochester Intl
2h 07m
ORD7:37 amChicago O'Hare Intl
Oct 20
ORD6:20 pmChicago O'Hare Intl
1h 55m
ROC9:15 pmRochester Greater Rochester Intl
$287
Find similar

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 August 2, 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

Thu 10/16

1:38 pm-8:50 pm

1 stop8h 12m

Chicago O'Hare Intl

Mon 10/20

6:45 am-12:23 pm

1 stop4h 38m

$193

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Fri 9/5

1:47 pm-9:58 pm

1 stop9h 11m

Chicago O'Hare Intl

Sun 9/14

5:17 pm-12:52 pm

1 stop18h 35m

$203

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Thu 9/25

6:28 pm-7:34 pm

Nonstop2h 06m

Chicago O'Hare Intl

Sat 9/27

8:02 am-10:51 am

Nonstop1h 49m

$217

RochesterChicago

ROC - MDW

ROCMDW

Rochester Greater Rochester Intl

Sat 8/30

7:45 am-8:35 am

Nonstop1h 50m

Chicago Midway

Sat 9/6

4:45 pm-7:20 pm

Nonstop1h 35m

$217

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Mon 9/8

7:50 pm-11:15 pm

1 stop4h 25m

Chicago O'Hare Intl

Wed 9/10

6:25 pm-9:13 pm

Nonstop1h 48m

$227

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Thu 9/25

6:28 pm-7:34 pm

Nonstop2h 06m

Chicago O'Hare Intl

Sat 9/27

8:02 am-10:51 am

Nonstop1h 49m

$232

RochesterChicago

ROC - MDW

ROCMDW

Rochester Greater Rochester Intl

Thu 9/25

7:50 am-8:45 am

Nonstop1h 55m

Chicago Midway

Sun 9/28

2:15 pm-4:50 pm

Nonstop1h 35m

$232

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Sat 8/30

7:50 pm-11:15 pm

1 stop4h 25m

Chicago O'Hare Intl

Mon 9/1

6:25 pm-9:13 pm

Nonstop1h 48m

$234

RochesterSt. Louis

ROC - STL

ROCSTL

Rochester Greater Rochester Intl

Thu 9/11

12:43 pm-5:47 pm

1 stop6h 04m

Lambert-St Louis

Sat 9/13

6:01 am-1:03 pm

1 stop6h 02m

$237

RochesterChicago

ROC - ORD

ROCORD

Rochester Greater Rochester Intl

Thu 9/25

12:22 pm-6:04 pm

1 stop6h 42m

Chicago O'Hare Intl

Mon 9/29

9:10 am-4:25 pm

1 stop6h 15m

$237

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 $430. Flights from Rochester to Illinois on a Sunday will generally be more expensive and average around $550. 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 $397. Flights at noon are often more expensive with an average ticket price of $524.

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 $336 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 $276 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

$79

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Rochester in the past 72 hours is $79. The best round-trip flight deal from Rochester to Illinois found on momondo in the last 72 hours is $193.
The fastest flight from Rochester to Illinois takes 1h 45m
Direct flights go from Rochester to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)
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 $197Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $207Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
SouthwestPriceFrom $287Free CancellationRating
8.0
4,246 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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