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Cheap flights from Ontario to Rosario from C$ 1,099

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ROS
8 Apr — 15 Apr1
1 adult

Cheap flight deals from Ontario to Rosario

Keep the following information in mind while searching for Ontario to Rosario flight deals. Data was last updated 3 April 2025.

Round-trip from

C$ 1,099
Copa Airlines
  • Copa Airlines
  • 2/6-9/6
  • 2 total stops
  • 35h 05m total
  • Ontario to Rosario
Search Deals

Find flight deals from Ontario to Rosario

Cheapest flights from Ontario to Rosario
Explore the most affordable flight options available from Ontario to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2025.

Mon 2/68:41 a.m.YUL - ROS
1 stop14h 32mCopa Airlines
Mon 9/65:07 a.m.ROS - YUL
1 stop20h 33mCopa Airlines
Deal found 2/4C$ 1,099
Mon 2/68:41 a.m.YUL - ROS
1 stop14h 32mMultiple Airlines
Mon 9/65:07 a.m.ROS - YUL
2 stops44h 30mMultiple Airlines
Deal found 2/4C$ 1,400
Fri 2/57:00 a.m.YUL - ROS
2 stops42h 05mAmerican Airlines
Thu 8/53:00 a.m.ROS - YUL
3 stops37h 25mAmerican Airlines
Deal found 2/4C$ 6,837

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Rosario 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 629,999 searches. Data last updated 3 April 2025.
Use the filters below to find and compare flights from Ontario to Rosario that are best for you.

Fly from

Ontario

Fly to

Rosario

Route

Depart

Return

Price

MontrealRosario

YUL - ROS

YULROS

Montreal Pierre Elliott Trudeau Intl

Mon 2/6

8:41 a.m.-12:13 a.m.

1 stop14h 32m

Rosario Fisherton

Mon 9/6

5:07 a.m.-12:40 a.m.

1 stop20h 33m

C$ 1,099

MontrealRosario

YUL - ROS

YULROS

Montreal Pierre Elliott Trudeau Intl

Mon 2/6

8:41 a.m.-12:13 a.m.

1 stop14h 32m

Rosario Fisherton

Mon 9/6

5:07 a.m.-12:37 a.m.

2 stops44h 30m

C$ 1,400

MontrealRosario

YUL - ROS

YULROS

Montreal Pierre Elliott Trudeau Intl

Fri 2/5

7:00 a.m.-2:05 a.m.

2 stops42h 05m

Rosario Fisherton

Thu 8/5

3:00 a.m.-3:25 p.m.

3 stops37h 25m

C$ 6,837

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Best time to book a flight from Ontario to Rosario

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

Rainfall in Rosario by month

Plan your trip to Rosario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rosario ranges from 30.0 - 150.0 mm per month. March is typically the wettest month, when rainfall can reach 150.0 mm. July is typically the driest time to visit Rosario when rainfall is around 30.0 mm.

Temperature in Rosario by month

Plan your trip to Rosario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rosario, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 10.0 C).

Reviews of airlines servicing Rosario

Get insights into the airlines that provide service to Rosario. 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 Rosario. Reviews last updated 3 April 2025.
Copa Airlines
7.6
Good
1,400 reviews
Check prices

Overall

7.6

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Food

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LIM - PTY

you go security buy an expensive bottle of water to take on the plane and then you have to go to another security point where they confiscate your water, the planes left on time and arrived on time. excellent food was mostly tasteless and overheated, no entertainment. wifi was glitchy.
Copa Airlines
7.6
Good
1,400 reviews
Copa Airlines
7.6
Good
1,400 reviews
Check prices

Overall

7.6

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Food

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LIM - PTY

you go security buy an expensive bottle of water to take on the plane and then you have to go to another security point where they confiscate your water, the planes left on time and arrived on time. excellent food was mostly tasteless and overheated, no entertainment. wifi was glitchy.
American Airlines
7.2
Good
10,000 reviews
Copa Airlines
7.6
Good
1,400 reviews
Check prices

Overall

7.6

Boarding

7.8

Crew

8.1

Entertainment

6.8

Comfort

7.4

Food

6.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LIM - PTY

you go security buy an expensive bottle of water to take on the plane and then you have to go to another security point where they confiscate your water, the planes left on time and arrived on time. excellent food was mostly tasteless and overheated, no entertainment. wifi was glitchy.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Rosario. 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 into for flights to Rosario from Ontario?

    For a flight from Ontario to Rosario, you will be flying into Fisherton. Rosario Fisherton (ROS) is just 10.7 km from the centre of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Rosario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Ontario to Rosario

See prices for flight routes from nearby airports that may be better suited for you.
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