HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$251+ Cheap flights from Rochester, MN (RST) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
RST — ORD
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rochester to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Rochester to Chicago O'Hare Intl are usually found in January or August, booked 40 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Rochester to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Rochester (RST) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 3, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$251
(American Airlines)

Popular in

September

Cheapest in

January

Average price

$339

Good round-trip deal

$366 or less

Good one-way deal

$202 or less
From Rochester to Chicago O'Hare Intl
Search Deals
One-way flight from Rochester to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Rochester to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Rochester to Chicago O'Hare Intl.
Search Deals

Find flight deals from Rochester to O'Hare Intl

Cheapest flights from Rochester to O'Hare Intl
Explore the most affordable flight options available from Rochester to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:00 amRST - ORD
Nonstop1h 30mAmerican Airlines
mié. 10/224:14 pmORD - RST
Nonstop1h 24mAmerican Airlines
Deal found 7/2$309
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/2711:25 amRST - ORD
1 stop5h 36mDelta
mar. 9/306:15 amORD - RST
1 stop4h 30mDelta
Deal found 7/3$328

Cheapflights Fare Finder

Customize your flight search to find flights from Rochester to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Rochester to Chicago O'Hare Intl Airport that are best for you.

Fly from

Rochester

Fly to

O'Hare Intl

Route

Depart

Return

Price

RochesterChicago

RST - ORD

RSTORD

Rochester

mié. 10/1

6:00 am-7:30 am

Nonstop1h 30m

Chicago O'Hare Intl

mié. 10/22

4:14 pm-5:38 pm

Nonstop1h 24m

$309

RochesterChicago

RST - ORD

RSTORD

Rochester

sáb. 9/27

11:25 am-5:01 pm

1 stop5h 36m

Chicago O'Hare Intl

mar. 9/30

6:15 am-10:45 am

1 stop4h 30m

$328

RochesterChicago

RST - ORD

RSTORD

Rochester

vie. 7/11

5:23 pm-6:48 pm

Nonstop1h 25m

$251

RochesterChicago

RST - ORD

RSTORD

Rochester

mar. 7/8

4:49 pm-9:34 pm

1 stop4h 45m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Rochester to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Rochester with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rochester to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Rochester, Minnesota to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Rochester to O'Hare Intl. Price data was last updated on June 27, 2025.

Booking 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from Rochester, Minnesota to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Rochester, Minnesota to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Rochester, Minnesota to Chicago O'Hare Intl Airport (average of $245). Flying from Rochester, Minnesota to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from RST to ORD?

Find hourly flight availability from Rochester to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

It’s optimal to fly from Rochester, Minnesota to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated julio 3, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Rochester to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Rochester to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Rochester to Chicago O'Hare Intl?

    Rochester (RST), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Rochester to Chicago O'Hare Intl. 2 airlines have flights from Rochester to Chicago O'Hare Intl on a regular basis. Booking flights from Rochester to Chicago O'Hare Intl should not be difficult; the airport handles an average of 1 outbound flight to Chicago O'Hare Intl per day.

  • What are the cheapest airlines flying from Rochester, Minnesota to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Rochester, Minnesota to Chicago O'Hare Intl Airport round-trip from $309. Another airline that can offer you cheap pricing is Delta. You may be able to fly from Rochester, Minnesota to Chicago O'Hare Intl Airport for 10% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Rochester, Minnesota to Chicago O'Hare Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Rochester, Minnesota to Chicago O'Hare Intl Airport on time: SkyWest Airlines (67%), American Airlines (67%), Qatar Airways (63%).

  • What are the cheapest flights from Rochester, Minnesota to Chicago O'Hare Intl Airport?

    Looking at all options, your cheapest flight can be booked for $153. While the most popular route (Rochester - Chicago O'Hare Intl) can be booked for $293 on average our data indicates $371 when flying from Rochester, Minnesota to Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Rochester to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Rochester to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rochester to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rochester to O'Hare Intl.

  • Can I find deals for business class flights from Rochester to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Rochester to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Rochester, Minnesota to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Rochester, Minnesota to Chicago O'Hare Intl Airport (average of $245). Flying from Rochester, Minnesota to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Rochester?

Book flights to Rochester if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
Beloit
Skokie
Des Plaines
Arlington Heights
Elgin
Naperville
Orland Park
Elk Grove Village
Racine
Rockford
Tinley Park
Merrillville
Bridgeview
Glenview
Lake Geneva
Joliet
Waukegan

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Rochester to O'Hare Intl

Discover the top 2 airlines that operate flights from Rochester to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$229Average$339FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$473FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.