What airlines fly to Illinois?

United Airlines, Delta and Sun Country Air are the top three most popular airlines that fly to Illinois from Rochester, Minnesota according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Rochester to Illinois?

Delta and American Airlines are the most popular carriers operating from Rochester to Illinois

How many flights depart from Rochester, Minnesota to Illinois on average per week?

As of August 2026, there are 56 flights per week flying from Rochester, Minnesota to Illinois. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

How many flights depart from Rochester, Minnesota to Illinois on average per day?

As of August 2026, there are 8 flights per day flying from Rochester, Minnesota to Illinois. The most common time of day flights depart is 10:00AM, with 66% of flights taking off at noon.

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

Prices for flights from Rochester Airport to Illinois are updated daily.

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

As of August 2026, there are 3 operators available to choose from for flights from Rochester Airport to Illinois.

How old do you have to be to fly from Rochester 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 Airport to Illinois.

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

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$173 Cheap Flights from Rochester, Minnesota to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Rochester, Minnesota to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:22 pm - 9:36 pmRST Rochester-ORD Chicago O'Hare Intl

5h 14m1 stop Minneapolis St Paul

6:20 am - 10:43 amORD Chicago O'Hare Intl-RST Rochester

4h 23m1 stop Minneapolis St Paul

$206Delta

Sat, Oct 17 - Sat, Oct 24

4:45 pm - 9:33 pmRST Rochester-ORD Chicago O'Hare Intl

4h 48m1 stop Minneapolis St Paul

6:24 pm - 10:38 pmORD Chicago O'Hare Intl-RST Rochester

4h 14m1 stop Minneapolis St Paul

$206Delta

Tue, Sep 15 - Sat, Sep 19

5:28 am - 8:30 amRST Rochester-ORD Chicago O'Hare Intl

3h 02m1 stop Minneapolis St Paul

6:00 am - 10:52 amORD Chicago O'Hare Intl-RST Rochester

4h 52m1 stop Minneapolis St Paul

$206Delta

Fri, Sep 4 - Sun, Sep 6

5:15 am - 8:30 amRST Rochester-ORD Chicago O'Hare Intl

3h 15m1 stop Minneapolis St Paul

6:10 am - 10:56 amORD Chicago O'Hare Intl-RST Rochester

4h 46m1 stop Minneapolis St Paul

$206Delta

Sun, Sep 20 - Wed, Sep 23

4:45 pm - 9:33 pmRST Rochester-ORD Chicago O'Hare Intl

4h 48m1 stop Minneapolis St Paul

5:50 pm - 10:38 pmORD Chicago O'Hare Intl-RST Rochester

4h 48m1 stop Minneapolis St Paul

$206Delta

Tue, Sep 15 - Tue, Sep 22

11:15 am - 2:57 pmRST Rochester-ORD Chicago O'Hare Intl

3h 42m1 stop Minneapolis St Paul

6:00 am - 11:03 amORD Chicago O'Hare Intl-RST Rochester

5h 03m1 stop Minneapolis St Paul

$206Delta

Thu, Jan 21 - Mon, Jan 25

5:15 am - 8:30 amRST Rochester-ORD Chicago O'Hare Intl

3h 15m1 stop Minneapolis St Paul

9:59 am - 3:42 pmORD Chicago O'Hare Intl-RST Rochester

5h 43m1 stop Minneapolis St Paul

$206Delta

Sun, Oct 4 - Wed, Oct 7

4:45 pm - 9:38 pmRST Rochester-ORD Chicago O'Hare Intl

4h 53m1 stop Minneapolis St Paul

5:50 pm - 10:38 pmORD Chicago O'Hare Intl-RST Rochester

4h 48m1 stop Minneapolis St Paul

$206Delta

Sat, Sep 19 - Tue, Sep 22

6:17 pm - 12:27 amRST Rochester-STL Lambert-St Louis

6h 10m1 stop Chicago O'Hare Intl

5:18 pm - 11:59 pmSTL Lambert-St Louis-RST Rochester

6h 41m1 stop Chicago O'Hare Intl

$288American Airlines

Sun, Sep 13 - Sat, Sep 19

7:55 pm - 12:14 amRST Rochester-STL Lambert-St Louis

4h 19m1 stop Chicago O'Hare Intl

5:00 am - 9:52 amSTL Lambert-St Louis-RST Rochester

4h 52m1 stop Chicago O'Hare Intl

$288American Airlines

Tue, Sep 8 - Tue, Sep 15

Cheap last minute flights

Enter your travel dates to find the best prices.

5:28 am - 10:23 amRST Rochester-STL Lambert-St Louis

4h 55m1 stop Minneapolis St Paul

6:20 am - 10:52 amSTL Lambert-St Louis-RST Rochester

4h 32m1 stop Minneapolis St Paul

$368Delta

Fri, Aug 14 - Tue, Aug 18

11:33 am - 8:30 pmRST Rochester-ORD Chicago O'Hare Intl

8h 57m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

6:00 am - 10:52 amORD Chicago O'Hare Intl-RST Rochester

4h 52m1 stop Minneapolis St Paul

$446Delta

Tue, Aug 18 - Sat, Aug 22

11:33 am - 8:30 pmRST Rochester-ORD Chicago O'Hare Intl

8h 57m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

2:30 pm - 10:27 pmORD Chicago O'Hare Intl-RST Rochester

7h 57m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

$451Delta

Tue, Aug 18 - Sat, Aug 22

7:50 pm - 9:25 pmRST Rochester-ORD Chicago O'Hare Intl

1h 35mnonstop

10:35 pm - 11:59 pmORD Chicago O'Hare Intl-RST Rochester

1h 24mnonstop

$468American Airlines

Sat, Aug 15 - Mon, Aug 17

7:50 pm - 9:25 pmRST Rochester-ORD Chicago O'Hare Intl

1h 35mnonstop

8:20 am - 9:49 amORD Chicago O'Hare Intl-RST Rochester

1h 29mnonstop

$468American Airlines

Sat, Aug 15 - Sun, Aug 16

7:53 pm - 9:28 pmRST Rochester-ORD Chicago O'Hare Intl

1h 35mnonstop

10:35 pm - 11:59 pmORD Chicago O'Hare Intl-RST Rochester

1h 24mnonstop

$468American Airlines

Fri, Aug 14 - Sat, Aug 15

10:33 am - 12:00 pmRST Rochester-ORD Chicago O'Hare Intl

1h 27mnonstop

10:35 pm - 11:59 pmORD Chicago O'Hare Intl-RST Rochester

1h 24mnonstop

$468American Airlines

Sat, Aug 15 - Sun, Aug 16

5:28 am - 8:39 amRST Rochester-MDW Chicago Midway

3h 11m1 stop Minneapolis St Paul

7:25 pm - 10:27 pmMDW Chicago Midway-RST Rochester

3h 02m1 stop Minneapolis St Paul

$487Delta

Fri, Aug 14 - Sat, Aug 15

5:28 am - 8:39 amRST Rochester-MDW Chicago Midway

3h 11m1 stop Minneapolis St Paul

7:25 pm - 10:45 pmMDW Chicago Midway-RST Rochester

3h 20m1 stop Minneapolis St Paul

$487Delta

Sat, Aug 15 - Mon, Aug 17

4:44 pm - 9:47 pmRST Rochester-ORD Chicago O'Hare Intl

5h 03m1 stop Minneapolis St Paul

5:57 pm - 10:45 pmORD Chicago O'Hare Intl-RST Rochester

4h 48m1 stop Minneapolis St Paul

$487Delta

Sat, Aug 15 - Mon, Aug 17

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Delta flights from Rochester, Minnesota to Illinois

Our best Delta deals on Rochester, Minnesota to Illinois flight tickets

Delta

Sep 15

RST4:45 pmRochester

4h 48m

1 stop

ORD9:33 pmChicago O'Hare Intl

Sep 19

ORD6:24 pmChicago O'Hare Intl

4h 14m

1 stop

RST10:38 pmRochester

$206

Delta

Sep 19

RST11:36 amRochester

8h 54m

2 stops

ORD8:30 pmChicago O'Hare Intl

Sep 22

ORD5:50 pmChicago O'Hare Intl

4h 48m

1 stop

RST10:38 pmRochester

$212

Delta

Oct 26

RST4:22 pmRochester

5h 14m

1 stop

ORD9:36 pmChicago O'Hare Intl

Nov 5

ORD12:29 pmChicago O'Hare Intl

3h 13m

1 stop

RST3:42 pmRochester

$216

American Airlines flights from Rochester, Minnesota to Illinois

Our best American Airlines deals on Rochester, Minnesota to Illinois flight tickets

American Airlines

Aug 27

RST7:53 pmRochester

4h 21m

1 stop

STL12:14 amLambert-St Louis

Sep 3

STL8:07 pmLambert-St Louis

3h 52m

1 stop

RST11:59 pmRochester

$303

American Airlines

Sep 23

RST6:18 pmRochester

1h 42m

ORD8:00 pmChicago O'Hare Intl

Oct 21

ORD11:05 amChicago O'Hare Intl

1h 27m

RST12:32 pmRochester

$357

American Airlines

Sep 8

RST6:10 amRochester

1h 29m

ORD7:39 amChicago O'Hare Intl

Sep 15

ORD8:21 amChicago O'Hare Intl

1h 31m

RST9:52 amRochester

$389

momondo Fare Finder

Use the filters below to find and compare flights from Rochester, Minnesota to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Sat 10/17

4:22 pm-9:36 pm

1 stop5h 14m

Chicago O'Hare Intl

Sat 10/24

6:20 am-10:43 am

1 stop4h 23m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Tue 9/15

4:45 pm-9:33 pm

1 stop4h 48m

Chicago O'Hare Intl

Sat 9/19

6:24 pm-10:38 pm

1 stop4h 14m

$206

Quickest round-trip

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Fri 9/4

5:28 am-8:30 am

1 stop3h 02m

Chicago O'Hare Intl

Sun 9/6

6:00 am-10:52 am

1 stop4h 52m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Sun 9/20

5:15 am-8:30 am

1 stop3h 15m

Chicago O'Hare Intl

Wed 9/23

6:10 am-10:56 am

1 stop4h 46m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Tue 9/15

4:45 pm-9:33 pm

1 stop4h 48m

Chicago O'Hare Intl

Tue 9/22

5:50 pm-10:38 pm

1 stop4h 48m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Thu 1/21

11:15 am-2:57 pm

1 stop3h 42m

Chicago O'Hare Intl

Mon 1/25

6:00 am-11:03 am

1 stop5h 03m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Sun 10/4

5:15 am-8:30 am

1 stop3h 15m

Chicago O'Hare Intl

Wed 10/7

9:59 am-3:42 pm

1 stop5h 43m

$206

RochesterChicago

RST Rochester - ORD Chicago O'Hare Intl

RSTORD

Rochester

Sat 9/19

4:45 pm-9:38 pm

1 stop4h 53m

Chicago O'Hare Intl

Tue 9/22

5:50 pm-10:38 pm

1 stop4h 48m

$206

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Sun 9/13

6:17 pm-12:27 am

1 stop6h 10m

Lambert-St Louis

Sat 9/19

5:18 pm-11:59 pm

1 stop6h 41m

$288

RochesterSt. Louis

RST Rochester - STL Lambert-St Louis

RSTSTL

Rochester

Tue 9/8

7:55 pm-12:14 am

1 stop4h 19m

Lambert-St Louis

Tue 9/15

5:00 am-9:52 am

1 stop4h 52m

$288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Rochester, Minnesota 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Rochester, Minnesota is in June. Flight prices, which tend to average around $336, 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 June, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $349.

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

The cheapest day to depart from Rochester, Minnesota to Illinois is on a Tuesday when prices can be found for as low as $412. Flights from Rochester, Minnesota to Illinois on a Monday will generally be more expensive and average around $559. 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, Minnesota to Illinois during this time can be as low as $464. Flights at noon are often more expensive with an average ticket price of $935.

What is the cheapest Rochester to Illinois flight route?

Fly from Rochester to Chicago O'Hare Intl for the best Rochester - Illinois flight prices

What cabin class options are available on Rochester, Minnesota to Illinois flights?

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

Cheap Rochester, Minnesota to Illinois flight deals and tips

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

Best Price Found	$307
Fastest flight time	3h 09m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Rochester, Minnesota in the past 72 hours is $307. The best round-trip flight deal from Rochester, Minnesota to Illinois found on momondo in the last 72 hours is $382.

The fastest flight from Rochester, Minnesota to Illinois takes 3h 09m

Direct flights go from Rochester, Minnesota to Illinois every day.

There are 98 airports in Illinois. From Rochester, Minnesota there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Rochester, Minnesota to Illinois

When did momondo last update prices for flights from Rochester Airport to Illinois?
Prices for flights from Rochester Airport to Illinois are updated daily.
How many operators does momondo search for flights from Rochester Airport to Illinois?
As of August 2026, there are 3 operators available to choose from for flights from Rochester Airport to Illinois.
How old do you have to be to fly from Rochester 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 Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Rochester, Minnesota to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Rochester, Minnesota to Illinois is Embraer 170 (42.11% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet 700 (38.95%), Canadair (Bombardier) Regional Jet (3.16%), and Embraer 175 (3.16%).

Best airlines flying from Rochester, Minnesota to Illinois

Compare and see reviews for airlines that fly from Rochester, Minnesota to Illinois with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $168	Free Cancellation	Rating 7.4 10,113 reviews		Search United Airlines flights
American Airlines	PriceFrom $338	Free Cancellation	Rating 7.1 11,923 reviews		Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Rochester to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

momondo does allow users to show only those flights to Illinois from Rochester which offer a flexible booking policy as well as other useful filters and features.

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 offers price alerts on flights to Illinois from Rochester. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.