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O'Hare Intl

$101+ Cheap flights from Rochester (ROC) 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ROC — ORD
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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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”

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Cheapflights Tip: The best prices from Greater Rochester Intl to Chicago O'Hare Intl are usually found in September or October, booked 28 days in advance, depart on a Wednesday or Thursday and return on a Saturday

Cheap 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 July 19, 2026.

This American Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 9/311:53 am
ROC
-
ORD
1 stop6h 21m
American Airlines
Mon 9/76:45 am
ORD
-
ROC
1 stop7h 09m
American Airlines
Deal found 7/18$341
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:52 pm
ROC
-
ORD
Nonstop2h 08m
United Airlines
Sun 9/66:29 am
ORD
-
ROC
Nonstop2h 02m
United Airlines
Deal found 7/17$344
This United Airlines deal was found by Cheapflights users on 7/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:40 pm
ROC
-
ORD
Nonstop2h 08m
United Airlines
Fri 10/91:55 pm
ORD
-
ROC
Nonstop1h 48m
United Airlines
Deal found 7/16$349
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 9/45:52 am
ROC
-
ORD
Nonstop2h 08m
American Airlines
Mon 9/76:00 am
ORD
-
ROC
1 stop4h 23m
American Airlines
Deal found 7/15$354
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Wed 8/55:52 am
ROC
-
ORD
Nonstop2h 08m
American Airlines
Fri 8/79:00 pm
ORD
-
ROC
Nonstop1h 57m
American Airlines
Deal found 7/14$355
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:03 pm
ROC
-
ORD
1 stop20h 23m
Multiple Airlines
Sun 10/257:45 am
ORD
-
ROC
1 stop10h 28m
Multiple Airlines
Deal found 7/19$356
This American Airlines deal was found by Cheapflights users on 7/16. 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.
Mon 9/216:40 am
ROC
-
ORD
Nonstop2h 20m
American Airlines
Thu 9/244:55 pm
ORD
-
ROC
Nonstop2h 01m
American Airlines
Deal found 7/16$357
This United Airlines deal was found by Cheapflights users on 7/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:10 pm
ROC
-
ORD
2 stops13h 50m
United Airlines
Sat 8/2911:59 am
ORD
-
ROC
Nonstop1h 54m
United Airlines
Deal found 7/18$359
This Delta deal was found by Cheapflights users on 7/17. 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.
Fri 9/45:48 pm
ROC
-
ORD
1 stop3h 42m
Delta
Sun 9/62:50 pm
ORD
-
ROC
1 stop7h 33m
Delta
Deal found 7/17$364
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:20 am
ROC
-
ORD
Nonstop2h 08m
United Airlines
Mon 9/711:50 am
ORD
-
ROC
Nonstop1h 54m
United Airlines
Deal found 7/17$366

Find flight deals from Rochester to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Rochester (ROC) 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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$341
(American Airlines)

One-way from

$101
(JetBlue)

Popular in

February

Cheapest in

September

Average price

$489

Good round-trip deal

$378 or less

Good one-way deal

$232 or less
Provider with most accurate pricing for Greater Rochester Intl-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Rochester Intl-Chicago O'Hare Intl flights.
Search Deals
From Greater Rochester Intl to Chicago O'Hare Intl
Search Deals
One-way flight from Greater Rochester Intl to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Greater Rochester Intl to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Greater Rochester Intl to Chicago O'Hare Intl.
Search Deals

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 July 19, 2026.
Use the filters below to find and compare flights from Rochester to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Fri 8/28

7:10 pm-8:00 am

2 stops13h 50m

Chicago O'Hare Intl

Sat 8/29

11:59 am-2:53 pm

Nonstop1h 54m

$359
Quickest round-trip

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Fri 10/9

6:20 am-7:28 am

Nonstop2h 08m

Chicago O'Hare Intl

Mon 10/12

6:15 pm-9:05 pm

Nonstop1h 50m

$369

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Mon 9/21

12:32 pm-6:26 pm

1 stop6h 54m

Chicago O'Hare Intl

Sun 9/27

5:10 pm-10:55 pm

1 stop4h 45m

$374

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Mon 10/5

6:20 pm-10:18 pm

1 stop4h 58m

Chicago O'Hare Intl

Fri 10/9

5:24 pm-10:46 pm

1 stop4h 22m

$386

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Thu 8/6

5:30 am-12:17 pm

1 stop7h 47m

Chicago O'Hare Intl

Mon 8/10

5:20 pm-10:52 pm

1 stop4h 32m

$397

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Tue 8/18

7:50 pm-11:40 pm

1 stop4h 50m

Chicago O'Hare Intl

Tue 8/25

8:45 am-2:13 pm

1 stop4h 28m

$421

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Fri 10/16

6:05 am-10:39 am

1 stop5h 34m

Chicago O'Hare Intl

Sun 10/18

5:24 pm-10:46 pm

1 stop4h 22m

$431

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Fri 8/7

5:52 pm-7:00 pm

Nonstop2h 08m

Chicago O'Hare Intl

Thu 8/13

6:25 pm-9:29 pm

Nonstop2h 04m

$435
Cheapest one-way

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Thu 10/15

7:10 am-11:47 am

1 stop5h 37m

$101

RochesterChicago

ROC - ORD

ROCORD

Greater Rochester Intl

Sat 9/19

7:10 am-11:47 am

1 stop5h 37m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Rochester to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rochester to O'Hare Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rochester-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rochester-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rochester-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rochester-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rochester-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 to Chicago O'Hare Intl Airport?

The price you pay for your flight from Rochester to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Rochester to Chicago O'Hare Intl Airport (average of $353). Flying from Rochester to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $527). 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 ROC 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 July 19, 2026.

It’s optimal to fly from Rochester to Chicago O'Hare Intl Airport in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Rochester to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Rochester to O'Hare Intl. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their Rochester to Chicago O'Hare Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Rochester to Chicago O'Hare Intl Airport?

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 July 19, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Rochester to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,006 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,006 reviews
United Airlines
7.4
Good
10,006 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.1
Good
11,820 reviews
United Airlines
7.4
Good
10,006 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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?

    Greater Rochester Intl (ROC) is the airport you will fly out of if you book a flight from Rochester to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Greater Rochester Intl; the airport handles an average of 20 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Rochester airport to Chicago O'Hare Intl. It is only a 3.8 mi journey to Greater Rochester Intl (ROC) from Rochester’s city center.

  • How long is the flight from Rochester to Chicago O'Hare Intl Airport?

    United Airlines and Delta can get you from Rochester to Chicago O'Hare Intl Airport in just under 6h 54m. Your travel time can differ by up to 6h 56m. There are 526 mi between Rochester and Chicago O'Hare Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $260, United Airlines will fly you from Rochester to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $283. You may be able to fly from Rochester to Chicago O'Hare Intl Airport for 41% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Rochester 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 to Chicago O'Hare Intl Airport on time: GoJet (100%), Japan Airlines (95%), Envoy Air (90%).

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

    While on average a flight from Rochester to Chicago O'Hare Intl Airport is generally $1,225, our data shows the cheapest flight currently is $129. When looking at the most popular route, (Greater Rochester Intl - Chicago O'Hare Intl), you can expect to pay $211 for that flight.

  • 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 to Chicago O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Rochester to Chicago O'Hare Intl Airport (average of $353). Flying from Rochester to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $527). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Benton Harbor
Rosemont
Schaumburg
Lake Geneva
Naperville
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Racine
Great Lakes
Janesville
Joliet

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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 July 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$260Average$443FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$283Average$453FlexibilityNo cancel feeOn-time71%

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