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Cheap flights from Rochester to Illinois from $76

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 3/1. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 pm - 11:37 pm
ROC
-
ORD
6h 17m
1 stop
Multiple Airlines Logo
8:16 pm - 9:23 am
ORD
-
ROC
12h 07m
1 stop
$191Multiple Airlines
Fri, Feb 27 - Wed, Mar 4
Multiple Airlines Logo
6:20 pm - 11:37 pm
ROC
-
ORD
6h 17m
1 stop
Multiple Airlines Logo
8:16 pm - 9:23 am
ORD
-
ROC
12h 07m
1 stop
$195Multiple Airlines
Fri, Feb 27 - Wed, Mar 4
American Airlines Logo
1:05 pm - 2:14 pm
ROC
-
ORD
2h 09mnonstop
American Airlines Logo
8:15 am - 11:04 am
ORD
-
ROC
1h 49mnonstop
$277American Airlines
Tue, Mar 31 - Wed, Apr 1
American Airlines Logo
7:05 pm - 8:22 pm
ROC
-
ORD
2h 17mnonstop
American Airlines Logo
5:00 am - 1:09 pm
ORD
-
ROC
7h 09m
1 stop
$287American Airlines
Tue, Mar 31 - Wed, Apr 1
Southwest Logo
6:10 am - 7:25 am
ROC
-
MDW
2h 15mnonstop
Southwest Logo
7:40 pm - 10:15 pm
MDW
-
ROC
1h 35mnonstop
$296Southwest
Tue, Mar 3 - Thu, Mar 5
Delta Logo
6:13 pm - 11:34 pm
ROC
-
STL
6h 21m
1 stop
Delta Logo
6:48 am - 11:25 am
STL
-
ROC
3h 37m
1 stop
$297Delta
Tue, Apr 21 - Tue, Apr 28
Southwest Logo
6:10 am - 7:25 am
ROC
-
MDW
2h 15mnonstop
Southwest Logo
6:35 am - 11:45 am
MDW
-
ROC
4h 10m
1 stop
$306Southwest
Tue, Mar 3 - Thu, Mar 5
Delta Logo
6:13 pm - 11:34 pm
ROC
-
STL
6h 21m
1 stop
Delta Logo
6:48 am - 11:25 am
STL
-
ROC
3h 37m
1 stop
$309Delta
Tue, Apr 21 - Thu, Apr 23
United Airlines Logo
7:23 pm - 10:59 pm
ROC
-
STL
4h 36m
1 stop
United Airlines Logo
7:41 am - 1:45 pm
STL
-
ROC
5h 04m
1 stop
$321United Airlines
Thu, Feb 26 - Thu, Mar 5
United Airlines Logo
6:00 am - 10:58 am
ROC
-
STL
5h 58m
1 stop
United Airlines Logo
7:41 am - 7:16 pm
STL
-
ROC
10h 35m
2 stops
$335United Airlines
Sun, Feb 22 - Mon, Mar 2

American Airlines flights from Rochester to Illinois

Our best American Airlines deals on Rochester to Illinois flight tickets
American Airlines
Mar 31
ROC1:05 pmGreater Rochester Intl
2h 09m
ORD2:14 pmChicago O'Hare Intl
Apr 1
ORD8:15 amChicago O'Hare Intl
1h 49m
ROC11:04 amGreater Rochester Intl
$277
American Airlines
Mar 31
ROC7:05 pmGreater Rochester Intl
2h 17m
ORD8:22 pmChicago O'Hare Intl
Apr 1
ORD5:00 amChicago O'Hare Intl
7h 09m
1 stop
ROC1:09 pmGreater Rochester Intl
$287
American Airlines
Feb 25
ROC7:39 amGreater Rochester Intl
2h 22m
ORD9:01 amChicago O'Hare Intl
Feb 26
ORD8:14 amChicago O'Hare Intl
1h 49m
ROC11:03 amGreater Rochester Intl
$296

United Airlines flights from Rochester to Illinois

Our best United Airlines deals on Rochester to Illinois flight tickets
United Airlines
Feb 26
ROC7:23 pmGreater Rochester Intl
4h 36m
1 stop
STL10:59 pmLambert-St Louis
Mar 5
STL7:41 amLambert-St Louis
5h 04m
1 stop
ROC1:45 pmGreater Rochester Intl
$321
United Airlines
Mar 14
ROC6:45 amGreater Rochester Intl
2h 10m
ORD7:55 amChicago O'Hare Intl
Mar 18
ORD10:40 amChicago O'Hare Intl
2h 05m
ROC1:45 pmGreater Rochester Intl
$334
United Airlines
Feb 22
ROC6:00 amGreater Rochester Intl
5h 58m
1 stop
STL10:58 amLambert-St Louis
Mar 2
STL7:41 amLambert-St Louis
10h 35m
2 stops
ROC7:16 pmGreater Rochester Intl
$335

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 January 29, 2026.
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

Greater Rochester Intl

Fri 2/27

6:20 pm-11:37 pm

1 stop6h 17m

Chicago O'Hare Intl

Wed 3/4

8:16 pm-9:23 am

1 stop12h 07m

$191

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Fri 2/27

6:20 pm-11:37 pm

1 stop6h 17m

Chicago O'Hare Intl

Wed 3/4

8:16 pm-9:23 am

1 stop12h 07m

$195

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Tue 3/31

1:05 pm-2:14 pm

Nonstop2h 09m

Chicago O'Hare Intl

Wed 4/1

8:15 am-11:04 am

Nonstop1h 49m

$277

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Tue 3/31

7:05 pm-8:22 pm

Nonstop2h 17m

Chicago O'Hare Intl

Wed 4/1

5:00 am-1:09 pm

1 stop7h 09m

$287

RochesterChicago

ROC - MDW

ROCMDW

Greater Rochester Intl

Tue 3/3

6:10 am-7:25 am

Nonstop2h 15m

Chicago Midway

Thu 3/5

7:40 pm-10:15 pm

Nonstop1h 35m

$296

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Tue 4/21

6:13 pm-11:34 pm

1 stop6h 21m

Lambert-St Louis

Tue 4/28

6:48 am-11:25 am

1 stop3h 37m

$297

RochesterChicago

ROC - MDW

ROCMDW

Greater Rochester Intl

Tue 3/3

6:10 am-7:25 am

Nonstop2h 15m

Chicago Midway

Thu 3/5

6:35 am-11:45 am

1 stop4h 10m

$306

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Tue 4/21

6:13 pm-11:34 pm

1 stop6h 21m

Lambert-St Louis

Thu 4/23

6:48 am-11:25 am

1 stop3h 37m

$309

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Thu 2/26

7:23 pm-10:59 pm

1 stop4h 36m

Lambert-St Louis

Thu 3/5

7:41 am-1:45 pm

1 stop5h 04m

$321

RochesterSt. Louis

ROC - STL

ROCSTL

Greater Rochester Intl

Sun 2/22

6:00 am-10:58 am

1 stop5h 58m

Lambert-St Louis

Mon 3/2

7:41 am-7:16 pm

2 stops10h 35m

$335

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 March. Flight prices, which tend to average around $284, 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 March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $329.

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 $427. Flights from Rochester to Illinois on a Sunday will generally be more expensive and average around $540. 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 $417. Flights at noon are often more expensive with an average ticket price of $511.

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

Fly from Greater Rochester Intl to Chicago Midway for the best 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 $377 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 $254 on momondo.

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

There are 4 cabin classes available to choose from on 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?

You could potentially save up to 11% on your flight if you consider stops on a Rochester to Illinois flight.

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

$135

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Rochester in the past 72 hours is $135. The best round-trip flight deal from Rochester to Illinois found on momondo in the last 72 hours is $337.
The fastest flight from Rochester to Illinois takes 1h 45m
Direct flights go from Rochester to Illinois every day.
There are 98 airports in Illinois. From Rochester there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).
Search flight deals

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

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

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

  • How old do you have to be to fly from 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 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
DeltaPriceFrom $108Free CancellationRating
7.9
8,128 reviews
Search Delta flights
American AirlinesPriceFrom $203Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $303Free CancellationRating
8.0
4,267 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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