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Cheap flights from Asuncion to Ontario from C$ 509

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — YYZ
29 May — 5 Jun1
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 29 April 2026.

Wed 1/71:10 p.m.
ASU
-
YYZ
3 stops35h 20m
Multiple Airlines
Mon 31/81:55 a.m.
YYZ
-
ASU
2 stops25h 45m
Multiple Airlines
Deal found 28/4C$ 1,225
Mon 1/66:33 a.m.
ASU
-
YYZ
2 stops53h 56m
United Airlines
Tue 9/68:00 p.m.
YYZ
-
ASU
2 stops32h 24m
United Airlines
Deal found 26/4C$ 1,232
Wed 3/68:25 a.m.
ASU
-
YYZ
3 stops40h 50m
Multiple Airlines
Wed 10/65:15 p.m.
YYZ
-
ASU
2 stops34h 25m
Multiple Airlines
Deal found 28/4C$ 1,302
Sun 14/64:05 p.m.
ASU
-
YYZ
3 stops32h 25m
Multiple Airlines
Fri 19/612:55 a.m.
YYZ
-
ASU
1 stop26h 45m
Multiple Airlines
Deal found 26/4C$ 1,311
Sun 14/68:25 a.m.
ASU
-
YYZ
1 stop16h 05m
Avianca
Fri 19/61:55 a.m.
YYZ
-
ASU
2 stops25h 45m
Avianca
Deal found 26/4C$ 1,337
Mon 10/88:35 a.m.
ASU
-
YYZ
3 stops40h 40m
Multiple Airlines
Sun 23/81:55 a.m.
YYZ
-
ASU
2 stops49h 45m
Multiple Airlines
Deal found 26/4C$ 1,374
Fri 25/98:35 a.m.
ASU
-
YYZ
2 stops23h 45m
Multiple Airlines
Sun 4/105:15 p.m.
YYZ
-
ASU
3 stops27h 35m
Multiple Airlines
Deal found 26/4C$ 1,425
Sun 26/78:25 a.m.
ASU
-
YUL
1 stop14h 10m
Multiple Airlines
Mon 26/106:15 p.m.
YUL
-
ASU
2 stops34h 50m
Multiple Airlines
Deal found 27/4C$ 1,441
Fri 25/910:35 p.m.
ASU
-
YUL
3 stops50h 45m
Multiple Airlines
Sun 4/107:00 a.m.
YUL
-
ASU
3 stops48h 55m
Multiple Airlines
Deal found 26/4C$ 1,513
Mon 25/511:25 a.m.
ASU
-
YUL
3 stops35h 10m
Multiple Airlines
Mon 1/67:00 a.m.
YUL
-
ASU
2 stops27h 15m
Multiple Airlines
Deal found 25/4C$ 1,538
Mon 25/58:10 a.m.
ASU
-
YUL
3 stops41h 27m
Multiple Airlines
Mon 15/67:00 a.m.
YUL
-
ASU
2 stops27h 15m
Multiple Airlines
Deal found 27/4C$ 1,545
Sun 26/78:25 a.m.
ASU
-
YUL
1 stop14h 10m
Multiple Airlines
Sat 26/911:01 a.m.
YUL
-
ASU
2 stops24h 14m
Multiple Airlines
Deal found 27/4C$ 1,594

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 29 April 2026.

Round-trip from

C$ 1,225

One-way from

C$ 509

Popular in

January

Cheapest in

September

Average price

C$ 1,777
Avianca
  • Avianca
  • 1/7-31/8
  • 5 total stops
  • 61h 05m total
  • Asuncion to Ontario
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 40h 45m total
  • Asuncion to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 258 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 29 April 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

Wed 1/7

8:25 a.m.-11:30 p.m.

1 stop16h 05m

Toronto Pearson Intl

Tue 1/9

9:15 a.m.-6:05 a.m.

2 stops19h 50m

C$ 1,445

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 1/6

6:33 a.m.-10:23 p.m.

2 stops40h 50m

Toronto Pearson Intl

Tue 9/6

8:40 a.m.-5:24 a.m.

2 stops19h 44m

C$ 1,593

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 1/6

6:33 a.m.-1:13 a.m.

1 stop19h 40m

Toronto Pearson Intl

Tue 9/6

8:30 a.m.-12:08 a.m.

1 stop14h 38m

C$ 1,599

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 1/6

8:10 a.m.-12:19 p.m.

2 stops29h 09m

Toronto Pearson Intl

Sat 20/6

11:00 p.m.-6:05 a.m.

1 stop30h 05m

C$ 1,694

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Mon 25/5

10:25 p.m.-9:35 p.m.

2 stops24h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

7:00 a.m.-11:15 a.m.

2 stops27h 15m

C$ 1,706

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 2/6

6:33 a.m.-11:29 a.m.

2 stops29h 56m

Toronto Pearson Intl

Wed 17/6

10:45 a.m.-5:24 a.m.

2 stops17h 39m

C$ 1,709

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Sun 7/6

8:25 a.m.-12:30 a.m.

2 stops41h 05m

Toronto Pearson Intl

Mon 20/7

1:55 a.m.-4:40 a.m.

2 stops25h 45m

C$ 1,732

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Sun 7/6

8:25 a.m.-12:30 a.m.

2 stops17h 05m

Toronto Pearson Intl

Wed 8/7

1:55 a.m.-4:40 a.m.

2 stops25h 45m

C$ 1,732

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Wed 1/7

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

3 stops30h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 29/7

5:45 p.m.-4:40 a.m.

3 stops33h 55m

C$ 1,744
Quickest round-trip

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Mon 25/5

6:33 a.m.-12:40 a.m.

1 stop19h 07m

Montreal Pierre Elliott Trudeau Intl

Mon 15/6

8:35 a.m.-12:08 a.m.

1 stop14h 33m

C$ 1,762

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/4

Showing 1-10 of 31 resultsSorted by cheapest first
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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$ 576). Flying from Asuncion to Region of Ontario in January is currently the most expensive (average of C$ 1,964). 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$ 1,599, United Airlines can have you in Region of Ontario from Asuncion in 19h 40m. The distance from Asuncion to Region of Ontario is about 7984 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$ 576). Flying from Asuncion to Region of Ontario in January is currently the most expensive (average of C$ 1,964). 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

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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 Pierre Elliott Trudeau Intl flights
Asuncion to Vancouver Intl flights

Fly with Cheapflights

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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.

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