HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$565+ Cheap flights from Rochester, MN (RST) to Ontario

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
RST — YYZ
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rochester to Ontario 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.

Cheap flight deals from Rochester to Ontario

Keep the following information in mind while searching for Rochester to Ontario flight deals. Data was last updated September 11, 2025.

Round-trip from

$565
(Delta)
From Rochester to Ontario
Search Deals

Find flight deals from Rochester to Ontario

Cheapest flights from Rochester to Ontario
Explore the most affordable flight options available from Rochester to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 10/126:13 pmRST - YUL
1 stop4h 08mDelta
Wed 10/227:00 amYUL - RST
1 stop4h 46mDelta
Deal found 9/9$565
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 10/126:00 amRST - YUL
2 stops15h 44mAmerican Airlines
Wed 10/2210:30 amYUL - RST
2 stops14h 08mAmerican Airlines
Deal found 9/9$580
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 9/296:14 pmRST - YUL
1 stop4h 04mDelta
Fri 10/36:20 amYUL - RST
1 stop5h 25mDelta
Deal found 9/9$597
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/296:06 pmRST - YUL
1 stop16h 39mAmerican Airlines
Fri 10/310:38 amYUL - RST
2 stops11h 21mAmerican Airlines
Deal found 9/9$606
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/266:00 amRST - YYZ
1 stop10h 40mAmerican Airlines
Sun 11/25:00 amYYZ - RST
1 stop18h 59mAmerican Airlines
Deal found 9/11$623
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/1212:11 pmRST - YYZ
1 stop8h 18mAmerican Airlines
Sat 11/157:09 amYYZ - RST
2 stops11h 58mAmerican Airlines
Deal found 9/11$629
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/3112:46 pmRST - YUL
2 stops20h 04mAmerican Airlines
Sun 11/23:52 pmYUL - RST
1 stop9h 07mAmerican Airlines
Deal found 9/10$638
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/256:06 pmRST - YUL
2 stops18h 34mAmerican Airlines
Fri 9/265:15 pmYUL - RST
1 stop20h 15mAmerican Airlines
Deal found 9/10$686
This WestJet deal was found by Cheapflights users on 9/10. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:00 amRST - YYZ
2 stops25h 57mWestJet
Sat 9/278:00 amYYZ - RST
2 stops13h 54mWestJet
Deal found 9/10$1,746

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rochester to Ontario 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 September 11, 2025.
Use the filters below to find and compare flights from Rochester to Ontario that are best for you.

Fly from

Rochester

Fly to

Ontario

Route

Depart

Return

Price

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Fri 12/5

6:13 am-3:10 pm

1 stop7h 57m

Montreal Pierre Elliott Trudeau Intl

Wed 12/10

3:52 pm-10:02 pm

1 stop7h 10m

$565

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Sun 10/12

6:13 pm-11:21 pm

1 stop4h 08m

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

7:00 am-10:46 am

1 stop4h 46m

$565

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Fri 12/5

11:40 am-11:59 pm

2 stops11h 19m

Montreal Pierre Elliott Trudeau Intl

Wed 12/10

6:00 am-3:28 pm

2 stops10h 28m

$580

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Sun 10/12

6:00 am-10:44 pm

2 stops15h 44m

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

10:30 am-11:38 pm

2 stops14h 08m

$580

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Mon 9/29

6:14 pm-11:18 pm

1 stop4h 04m

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

6:20 am-10:45 am

1 stop5h 25m

$597

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Mon 9/29

6:06 pm-11:45 am

1 stop16h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

10:38 am-8:59 pm

2 stops11h 21m

$606

RochesterToronto

RST - YYZ

RSTYYZ

Rochester

Sun 10/26

6:00 am-5:40 pm

1 stop10h 40m

Toronto Pearson Intl

Sun 11/2

5:00 am-10:59 pm

1 stop18h 59m

$623

RochesterToronto

RST - YYZ

RSTYYZ

Rochester

Wed 11/12

6:28 pm-11:21 pm

1 stop3h 53m

Toronto Pearson Intl

Sat 11/15

6:30 am-10:55 am

1 stop5h 25m

$623

RochesterToronto

RST - YYZ

RSTYYZ

Rochester

Wed 11/12

12:11 pm-9:29 pm

1 stop8h 18m

Toronto Pearson Intl

Sat 11/15

7:09 am-6:07 pm

2 stops11h 58m

$629

RochesterMontreal

RST - YUL

RSTYUL

Rochester

Fri 10/31

6:00 am-11:44 am

1 stop4h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

3:52 pm-11:59 pm

1 stop9h 07m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 12 results
1
2

Best time to book a flight from Rochester to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario 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 Ontario

What is the cheapest month to book a flight from Rochester, Minnesota to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Rochester, Minnesota to Region of Ontario (average of $243). Flying from Rochester, Minnesota to Region of Ontario in August is currently the most expensive (average of $348). 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.

Related info for your journey

Find useful and relevant information for your journey from Rochester to Ontario. 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 Ontario?

    Located just 7.0 mi from the city center, Rochester (RST) is the airport most travelers will use when flying to Ontario from Rochester.

  • How long is the flight from Rochester, Minnesota to Region of Ontario?

    For as low as $565, American Airlines can have you in Region of Ontario from Rochester, Minnesota in 4h 08m. There are 924 mi between Rochester, Minnesota and Region of Ontario. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Rochester to Ontario that include hotel bookings?

    Yes. In addition to deals on Rochester to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rochester to Ontario?

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

  • Can I find deals for business class flights from Rochester to Ontario?

    Yes. Cheapflights offers flight deals from Rochester to Ontario 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 Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Rochester, Minnesota to Region of Ontario (average of $243). Flying from Rochester, Minnesota to Region of Ontario in August is currently the most expensive (average of $348). 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

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.

Alternative routes for Rochester to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Minneapolis to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Minneapolis to Vancouver Intl flights
Minneapolis to Calgary flights
Minneapolis to Winnipeg flights
Minneapolis to Edmonton flights
Minneapolis to Saskatoon flights
Minneapolis to Abbotsford flights
Minneapolis to Toronto Island flights
Minneapolis to Kelowna flights
Minneapolis to Québec City flights
Minneapolis to Halifax flights
Minneapolis to Hamilton flights
Minneapolis to Victoria flights
Sioux Falls to Pearson Intl flights
Minneapolis to St. John's flights
Rochester to Pierre Elliott Trudeau Intl flights
Sioux Falls to Pierre Elliott Trudeau Intl flights
Fargo to Calgary flights
Sioux Falls to Calgary flights
Fargo to Winnipeg flights
Duluth to Pearson Intl flights
Fargo to Pierre Elliott Trudeau Intl flights
Minneapolis to Thunder Bay flights
Sioux Falls to Québec City flights
Minneapolis to Ottawa flights
Duluth to Pierre Elliott Trudeau Intl flights
Sioux Falls to Vancouver Intl flights
Fargo to Québec City flights
Minneapolis to Kamloops flights
Minneapolis to London flights
Minneapolis to Moncton flights
Rochester to Vancouver Intl flights
Duluth to Winnipeg flights
Rochester to Pearson Intl flights
Minneapolis to Penticton flights
Minneapolis to Charlottetown flights
Rochester to Halifax flights
Bemidji to Pearson Intl flights
Thief River Falls to Pearson Intl flights
Minneapolis to Prince George flights
Minneapolis to St John flights
Minneapolis to Sydney flights
Minneapolis to Deer Lake flights
Minneapolis to Campbell River flights
La Crosse to Calgary flights
La Crosse to Pierre Elliott Trudeau Intl flights
La Crosse to Halifax flights

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.