Find flights
When to book
FAQs

Cheap flights from Ontario to Asuncion from C$ 553

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ASU
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Asuncion

Keep the following information in mind while searching for Ontario to Asuncion flight deals. Data was last updated 15 September 2025.

Round-trip from

C$ 992

One-way from

C$ 553

Popular in

December

Cheapest in

May

Average price

C$ 999
Copa Airlines
  • Copa Airlines
  • 15/10-20/10
  • 2 total stops
  • 39h 06m total
  • Ontario to Asuncion
Search Deals
14/10
  • 14/10
  • 3 total stops
  • 57h 05m total
  • Ontario to Asuncion
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 242 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Ontario to Asuncion

Cheapest flights from Ontario to Asuncion
Explore the most affordable flight options available from Ontario to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 15/109:00 a.m.YYZ - ASU
1 stop19h 25mCopa Airlines
Mon 20/106:32 a.m.ASU - YYZ
1 stop19h 41mCopa Airlines
Deal found 13/9C$ 992
Fri 19/99:00 a.m.YYZ - ASU
1 stop19h 25mCopa Airlines
Tue 21/106:32 a.m.ASU - YYZ
1 stop19h 41mCopa Airlines
Deal found 15/9C$ 1,011
Wed 26/118:30 a.m.YYZ - ASU
1 stop13h 41mCopa Airlines
Wed 24/126:33 a.m.ASU - YYZ
1 stop19h 36mCopa Airlines
Deal found 12/9C$ 1,013
Thu 27/1111:55 p.m.YYZ - ASU
1 stop27h 20mAvianca
Tue 23/128:20 a.m.ASU - YYZ
2 stops31h 50mAvianca
Deal found 13/9C$ 1,083
Thu 27/114:00 p.m.YYZ - ASU
2 stops35h 15mAvianca
Thu 18/128:20 a.m.ASU - YYZ
2 stops31h 50mAvianca
Deal found 14/9C$ 1,098
Tue 25/1111:55 p.m.YYZ - ASU
1 stop27h 20mAvianca
Thu 25/128:20 a.m.ASU - YYZ
2 stops46h 55mAvianca
Deal found 13/9C$ 1,107
Fri 19/96:00 a.m.YYZ - ASU
2 stops28h 40mGOL
Tue 21/1012:30 p.m.ASU - YYZ
2 stops25h 10mGOL
Deal found 14/9C$ 1,116
Fri 19/96:00 a.m.YYZ - ASU
2 stops28h 40mGOL
Mon 20/1012:30 p.m.ASU - YYZ
2 stops25h 10mGOL
Deal found 14/9C$ 1,118
Tue 28/105:00 p.m.YYZ - ASU
2 stops35h 15mMultiple Airlines
Tue 4/118:20 a.m.ASU - YYZ
2 stops17h 35mMultiple Airlines
Deal found 13/9C$ 1,122
Thu 16/109:00 a.m.YYZ - ASU
1 stop14h 01mCopa Airlines
Mon 20/106:32 a.m.ASU - YYZ
1 stop19h 41mCopa Airlines
Deal found 12/9C$ 1,131
Sun 23/1111:55 p.m.YYZ - ASU
1 stop27h 20mAvianca
Thu 18/128:20 a.m.ASU - YYZ
2 stops31h 50mAvianca
Deal found 13/9C$ 1,133
Tue 14/108:41 a.m.YUL - ASU
1 stop14h 20mCopa Airlines
Tue 28/106:34 a.m.ASU - YUL
1 stop19h 05mCopa Airlines
Deal found 15/9C$ 1,136

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Asuncion 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 15 September 2025.
Use the filters below to find and compare flights from Ontario to Asuncion that are best for you.

Fly from

Ontario

Fly to

Asuncion

Route

Depart

Return

Price

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Thu 23/10

9:00 a.m.-5:25 a.m.

1 stop19h 25m

Asuncion Silvio Pettirossi

Wed 5/11

6:33 a.m.-12:09 a.m.

1 stop19h 36m

C$ 992

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Wed 15/10

9:00 a.m.-5:25 a.m.

1 stop19h 25m

Asuncion Silvio Pettirossi

Mon 20/10

6:32 a.m.-1:13 a.m.

1 stop19h 41m

C$ 992

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Wed 26/11

8:30 a.m.-12:11 a.m.

1 stop13h 41m

Asuncion Silvio Pettirossi

Wed 24/12

6:33 a.m.-12:09 a.m.

1 stop19h 36m

C$ 1,013

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Thu 27/11

11:55 p.m.-5:15 a.m.

1 stop27h 20m

Asuncion Silvio Pettirossi

Tue 23/12

8:20 a.m.-2:10 p.m.

2 stops31h 50m

C$ 1,083

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Thu 27/11

11:55 p.m.-5:15 a.m.

1 stop27h 20m

Asuncion Silvio Pettirossi

Tue 16/12

8:20 a.m.-2:10 p.m.

2 stops31h 50m

C$ 1,083

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Thu 27/11

11:55 p.m.-5:15 a.m.

1 stop27h 20m

Asuncion Silvio Pettirossi

Thu 25/12

8:20 a.m.-5:15 a.m.

2 stops46h 55m

C$ 1,107

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Thu 16/10

9:00 a.m.-12:01 a.m.

1 stop14h 01m

Asuncion Silvio Pettirossi

Mon 20/10

6:32 a.m.-1:13 a.m.

1 stop19h 41m

C$ 1,131

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Mon 24/11

7:55 a.m.-5:15 a.m.

1 stop19h 20m

Asuncion Silvio Pettirossi

Thu 18/12

8:20 a.m.-2:10 p.m.

2 stops31h 50m

C$ 1,133

MontrealAsuncion

YUL - ASU

YULASU

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

8:41 a.m.-12:01 a.m.

1 stop14h 20m

Asuncion Silvio Pettirossi

Tue 28/10

6:34 a.m.-12:39 a.m.

1 stop19h 05m

C$ 1,136

TorontoAsuncion

YYZ - ASU

YYZASU

Toronto Pearson Intl

Wed 26/11

6:10 a.m.-12:11 a.m.

2 stops40h 01m

Asuncion Silvio Pettirossi

Tue 23/12

1:45 a.m.-10:37 p.m.

2 stops22h 52m

C$ 1,138

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 37 results
1
2
3
4

Best time to book a flight from Ontario to Asuncion

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

What is the cheapest time of day to fly from ON to ASU?

Find hourly flight availability from Ontario to Asuncion. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Asuncion as you normally would.

Related info for your journey

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

    Asuncion Silvio Pettirossi (ASU) is the airport you will fly into if you book a flight from Ontario to Asuncion. It is only a 12.6 km journey from Silvio Pettirossi (ASU) to Asuncion’s city centre.

  • How long is the flight from Region of Ontario to Asuncion?

    For as low as C$ 992, Copa Airlines can have you in Asuncion from Region of Ontario in 19h 25m. Airlines will cover a distance of 7984 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Region of Ontario to Asuncion?

    When deciding which route to take from Region of Ontario to Asuncion consider Toronto Pearson Intl - Asuncion Silvio Pettirossi, Montreal Pierre Elliott Trudeau Intl - Asuncion Silvio Pettirossi or Toronto Island - Asuncion Silvio Pettirossi as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Asuncion 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

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 Ontario to Asuncion

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Asuncion flights
Vancouver Intl to Asuncion flights
Winnipeg to Asuncion flights
Pierre Elliott Trudeau Intl to Asuncion flights

Top 2 airlines flying from Ontario to Asuncion

Discover the top 2 airlines that operate flights from Ontario to Asuncion. 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 629,999 searches. Data last updated 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapestC$ 811AverageC$ 1,089FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
AviancaCheapestC$ 884AverageC$ 1,032FlexibilityNo cancel feeOn-time71%
Search Avianca flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Asuncion?

Deals for Ontario to Asuncion flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Asuncion?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Asuncion from Ontario.

Can Cheapflights find flights from Ontario to Asuncion with no change fees?

Yes, we can. To see specific flights from Ontario to Asuncion with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to Asuncion become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.