Title: Cheap Flights from Chicago to Rochester (ORD to RST) - Expedia.co.uk ![Rochester which includes landscape views, a sunset and a lake or waterhole](https://images.trvl-media.com/place/3041/6edc9891-f38d-4b37-8700-d14c4dd5845a.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Chad Johnson ![](https://images.trvl-media.com/place/3041/6edc9891-f38d-4b37-8700-d14c4dd5845a.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Chicago (ORD) to Rochester (RST) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Chicago O'Hare International Airport (ORD) to Rochester, MN (RST-Rochester Intl.) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:ord,to:rst,departure:06/10/2025TANYT&leg2=from:rst,to:ord,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:ord,to:rst,departure:06/10/2025TANYT&leg2=from:rst,to:ord,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Chicago (ORD) to Rochester (RST) ### November is typically the cheapest month to fly From £162 - £492 per traveller. Flight from Chicago to Rochester route information | Origin airport | O'Hare Intl. | | --- | --- | | Destination airport | Rochester Intl. | | Distance | 428 km | | Average flight time | 1 hour 28 mins | ## Compare flights from Chicago to Rochester easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Rochester. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Rochester Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Rochester Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from O'Hare Intl. (ORD) to Rochester Intl. (RST) The easiest way to view the best deals on flights from Chicago to Rochester today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Rochester Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Chicago and Rochester - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Chicago to Rochester flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Rochester Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from ORD to Rochester Intl. Airport (RST)? > Round-trip journeys from O'Hare Intl. Airport (ORD) to RST start from . This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from ORD to RST? > We get that things come up unexpectedly, so we've made it as hassle-free as possible for you to cancel your trip online. Just head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from O'Hare Intl. Airport (ORD) to Rochester Intl. Airport (RST) that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ORD to Rochester Intl. Airport (RST) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from ORD to RST? > A flight distance of just 430 kilometres separates Chicago and Rochester. Once you're up in the skies, you won't get a chance to do much more than read the magazine in your seat pocket. ### Which airlines fly direct from O'Hare Airport to Rochester Intl. Airport (RST)? > Check out the fares with American Airlines (AA) if you want to fly straight from O'Hare Intl. Airport (ORD) to Rochester Intl. Airport. This top carrier operates 60 flights every month, so you're sure to find one that suits your schedule. ### Are O'Hare Airport to Rochester Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Flight prices from O'Hare Intl. Airport (ORD) to Rochester Intl. Airport are available up to a year prior to departure on Expedia. And although you may pick up a great last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! 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