Cheap flights from Illinois to Rochester from $222

In general, January is the cheapest month to fly from Illinois to Rochester, Minnesota. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $370. If you’re not able to fly to Rochester, Minnesota in January, then April is your next best option. Flight prices from Illinois to Rochester, Minnesota during April average around $414.

The cheapest day to depart on your flight to Rochester, Minnesota is on a Saturday when prices can be found for as low as $410. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $731. These prices are subject to change though, so be sure to set up a Price Alert for flights to Rochester, Minnesota.

Flying to Rochester, Minnesota from Illinois in the evening is the least expensive time of day to depart. momondo users have found prices as low as $434 when looking at flights departing in the evening. In the morning is when there is more demand to fly to Rochester, Minnesota, so prices are often more expensive at around $474 per ticket.

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

There are 3 cabin classes available to choose from on Illinois to Rochester, Minnesota flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 12% on your flight if you consider stops on a Illinois to Rochester, Minnesota flight.

Delta is the most popular carrier operating from Illinois to Rochester

United Airlines, Delta and Sun Country Air are the top three most popular airlines that fly to Rochester, Minnesota from Illinois according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Rochester, Minnesota. Keep in mind that there are 6 different airlines that fly to Rochester, Minnesota on a routine basis, so you have a few additional options to choose from.

7 flights are operational daily from Illinois to Rochester, Minnesota as of August 2026. The most popular departure time for this route is 5:00PM, with 50% of flights per day taking off in the afternoon.

As of August 2026, there are 51 flights per week flying from Illinois to Rochester, Minnesota. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.