Find flights
When to book
FAQs

Cheap flights from Asuncion to Ontario from C$ 624

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — YYZ
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Asuncion to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Asuncion to Ontario
Explore the most affordable flight options available from Asuncion to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 June 2026.

Tue 30/63:59 a.m.
ASU
-
YYZ
1 stop22h 14m
Copa Airlines
Fri 10/78:30 a.m.
YYZ
-
ASU
1 stop14h 27m
Copa Airlines
Deal found 7/6C$ 1,187
Tue 8/96:33 a.m.
ASU
-
YYZ
2 stops29h 58m
United Airlines
Sun 4/108:35 a.m.
YYZ
-
ASU
2 stops19h 56m
United Airlines
Deal found 8/6C$ 1,266
Tue 24/118:20 a.m.
ASU
-
YYZ
2 stops36h 22m
Avianca
Fri 27/117:55 a.m.
YYZ
-
ASU
1 stop19h 20m
Avianca
Deal found 10/6C$ 1,267
Thu 11/63:58 a.m.
ASU
-
YYZ
2 stops37h 12m
Multiple Airlines
Sun 14/611:58 p.m.
YYZ
-
ASU
1 stop23h 10m
Multiple Airlines
Deal found 8/6C$ 1,307
Tue 6/104:05 p.m.
ASU
-
YYZ
3 stops34h 08m
Multiple Airlines
Tue 20/108:30 a.m.
YYZ
-
ASU
3 stops29h 50m
Multiple Airlines
Deal found 11/6C$ 1,337
Thu 10/96:33 a.m.
ASU
-
YYZ
3 stops33h 41m
United Airlines
Mon 21/97:20 p.m.
YYZ
-
ASU
2 stops27h 43m
United Airlines
Deal found 11/6C$ 1,402
Thu 25/612:05 p.m.
ASU
-
YYZ
2 stops48h 35m
Multiple Airlines
Wed 8/711:40 a.m.
YYZ
-
ASU
3 stops50h 35m
Multiple Airlines
Deal found 6/6C$ 1,410
Wed 29/76:33 a.m.
ASU
-
YYZ
1 stop19h 40m
Copa Airlines
Fri 14/88:30 a.m.
YYZ
-
ASU
1 stop19h 55m
Copa Airlines
Deal found 8/6C$ 1,443
Sun 28/68:25 a.m.
ASU
-
YYZ
1 stop16h 05m
Avianca
Mon 6/71:55 a.m.
YYZ
-
ASU
2 stops25h 45m
Avianca
Deal found 8/6C$ 1,456
Sun 28/68:25 a.m.
ASU
-
YYZ
1 stop23h 55m
Avianca
Mon 6/75:15 p.m.
YYZ
-
ASU
2 stops34h 25m
Avianca
Deal found 8/6C$ 1,470
Sat 22/84:05 p.m.
ASU
-
YUL
3 stops30h 30m
Multiple Airlines
Sat 5/911:01 a.m.
YUL
-
ASU
3 stops27h 14m
Multiple Airlines
Deal found 8/6C$ 1,540
Sun 23/84:05 p.m.
ASU
-
YUL
3 stops30h 30m
Multiple Airlines
Sat 5/911:01 a.m.
YUL
-
ASU
3 stops27h 14m
Multiple Airlines
Deal found 8/6C$ 1,617

Find flight deals from Asuncion to Ontario

Keep the following information in mind while searching for Asuncion to Ontario flight deals. Data was last updated 11 June 2026.

Round-trip from

C$ 1,187

One-way from

C$ 624

Popular in

July

Cheapest in

September

Average price

C$ 1,437
Copa Airlines
  • Copa Airlines
  • 30/6-10/7
  • 2 total stops
  • 36h 41m total
  • Asuncion to Ontario
Search Deals
United Airlines
  • United Airlines
  • 31/8
  • 2 total stops
  • 29h 23m total
  • Asuncion to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Asuncion 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 629,999 searches. Data last updated 11 June 2026.
Use the filters below to find and compare flights from Asuncion to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Thu 25/6

12:05 p.m.-11:40 a.m.

2 stops48h 35m

Toronto Pearson Intl

Wed 8/7

11:40 a.m.-3:15 p.m.

3 stops50h 35m

C$ 1,410

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 28/7

1:47 a.m.-1:13 a.m.

1 stop24h 26m

Toronto Pearson Intl

Fri 14/8

8:30 a.m.-2:48 a.m.

1 stop17h 18m

C$ 1,443

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 19/10

10:35 p.m.-4:51 p.m.

3 stops43h 16m

Toronto Pearson Intl

Mon 2/11

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

1 stop19h 20m

C$ 1,511

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Wed 29/7

8:10 a.m.-6:35 p.m.

2 stops35h 25m

Toronto Pearson Intl

Fri 14/8

6:34 p.m.-4:40 a.m.

2 stops33h 06m

C$ 1,580

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 8/9

6:33 a.m.-3:14 p.m.

3 stops33h 41m

Toronto Pearson Intl

Sun 4/10

8:35 a.m.-5:31 a.m.

2 stops19h 56m

C$ 1,608

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Sun 23/8

4:05 p.m.-9:35 p.m.

3 stops30h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

11:01 a.m.-3:15 p.m.

3 stops27h 14m

C$ 1,617
Quickest round-trip

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 24/11

8:20 a.m.-10:35 p.m.

1 stop16h 15m

Toronto Pearson Intl

Fri 27/11

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

1 stop19h 20m

C$ 1,625

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Wed 1/7

8:10 a.m.-4:55 p.m.

1 stop33h 45m

Toronto Pearson Intl

Fri 10/7

5:15 p.m.-4:40 a.m.

2 stops34h 25m

C$ 1,703

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 5/10

1:47 a.m.-1:13 a.m.

1 stop24h 26m

Toronto Pearson Intl

Tue 20/10

8:30 a.m.-5:31 a.m.

1 stop20h 01m

C$ 1,737

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Thu 25/6

4:05 p.m.-12:40 a.m.

3 stops33h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 3/8

7:00 a.m.-4:40 a.m.

3 stops44h 40m

C$ 1,788

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/6

Showing 1-10 of 32 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Asuncion to Ontario

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

What is the cheapest month to book a flight from Asuncion to Region of Ontario?

Currently, February is the cheapest month in which you can book a flight from Asuncion to Region of Ontario (average of C$ 588). Flying from Asuncion to Region of Ontario in January is currently the most expensive (average of C$ 2,130). 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 Asuncion 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 Asuncion to Ontario?

    If you book a flight to Ontario from Asuncion, you will be flying from Silvio Pettirossi, which is the city’s only airport. Asuncion Silvio Pettirossi (ASU) is located 12.6 km from the centre of Asuncion.

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

    For as low as C$ 1,967, Copa Airlines can have you in Region of Ontario from Asuncion in 14h 10m. The distance from Asuncion to Region of Ontario is about 8026 km. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Asuncion to Region of Ontario (average of C$ 588). Flying from Asuncion to Region of Ontario in January is currently the most expensive (average of C$ 2,130). 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 Asuncion to Ontario

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Asuncion today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Asuncion to Ontario.

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

Certainly. Search results for flights to Ontario from Asuncion shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Asuncion today and book when prices fit your budget.

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.