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Cheap flights from Asuncion to Ontario from C$ 672

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — YYZ
29 Aug — 5 Sep1
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 30 July 2026.

Fri 23/108:25 a.m.
ASU
-
YUL
1 stop14h 10m
Avianca
Sat 24/109:15 a.m.
YUL
-
ASU
2 stops18h 25m
Avianca
Deal found 25/7C$ 1,317
Tue 25/89:45 a.m.
ASU
-
YYZ
2 stops22h 35m
Multiple Airlines
Tue 1/98:55 a.m.
YYZ
-
ASU
1 stop18h 45m
Multiple Airlines
Deal found 26/7C$ 1,418
Mon 14/911:25 a.m.
ASU
-
YYZ
3 stops31h 10m
LATAM Airlines
Sun 29/117:45 a.m.
YYZ
-
ASU
3 stops32h 10m
LATAM Airlines
Deal found 28/7C$ 1,428
Mon 14/96:33 a.m.
ASU
-
YYZ
2 stops56h 14m
United Airlines
Sun 29/112:15 p.m.
YYZ
-
ASU
2 stops31h 42m
United Airlines
Deal found 26/7C$ 1,472
Tue 18/85:05 p.m.
ASU
-
YYZ
3 stops31h 25m
Multiple Airlines
Tue 25/86:00 a.m.
YYZ
-
ASU
3 stops32h 15m
Multiple Airlines
Deal found 25/7C$ 1,477
Tue 18/86:33 a.m.
ASU
-
YYZ
2 stops32h 51m
United Airlines
Tue 25/87:40 p.m.
YYZ
-
ASU
2 stops27h 17m
United Airlines
Deal found 25/7C$ 1,503
Thu 22/106:33 a.m.
ASU
-
YYZ
2 stops29h 58m
United Airlines
Sat 24/107:00 p.m.
YYZ
-
ASU
2 stops52h 03m
United Airlines
Deal found 27/7C$ 1,510
Mon 28/96:33 a.m.
ASU
-
YYZ
3 stops33h 41m
United Airlines
Thu 1/103:53 p.m.
YYZ
-
ASU
2 stops36h 38m
United Airlines
Deal found 28/7C$ 1,539
Fri 25/911:25 a.m.
ASU
-
YUL
2 stops35h 10m
Multiple Airlines
Fri 9/1011:30 p.m.
YUL
-
ASU
1 stop25h 50m
Multiple Airlines
Deal found 25/7C$ 1,659
Thu 24/911:25 a.m.
ASU
-
YUL
2 stops35h 10m
Multiple Airlines
Fri 9/1011:30 p.m.
YUL
-
ASU
1 stop29h 35m
Multiple Airlines
Deal found 25/7C$ 1,684
Sat 17/1011:30 a.m.
ASU
-
YUL
3 stops35h 05m
Multiple Airlines
Sat 31/1011:20 p.m.
YUL
-
ASU
1 stop36h 10m
Multiple Airlines
Deal found 25/7C$ 1,725
Sat 26/912:05 p.m.
ASU
-
YUL
2 stops37h 15m
Multiple Airlines
Fri 9/1011:30 p.m.
YUL
-
ASU
1 stop29h 35m
Multiple Airlines
Deal found 25/7C$ 1,786

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 30 July 2026.

Round-trip from

C$ 1,317

One-way from

C$ 672

Popular in

July

Cheapest in

September

Average price

C$ 2,564
Avianca
  • Avianca
  • 23/10-24/10
  • 3 total stops
  • 32h 35m total
  • Asuncion to Ontario
Search Deals
25/8
  • 25/8
  • 3 total stops
  • 50h 14m total
  • Asuncion to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 342 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 103 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 30 July 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

Mon 14/9

6:33 a.m.-1:47 p.m.

2 stops56h 14m

Toronto Pearson Intl

Sun 29/11

2:15 p.m.-11:57 p.m.

2 stops31h 42m

C$ 1,472

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Wed 30/9

6:33 a.m.-11:31 a.m.

2 stops29h 58m

Toronto Pearson Intl

Wed 7/10

6:10 a.m.-5:31 a.m.

2 stops22h 21m

C$ 1,477

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 28/9

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

3 stops33h 41m

Toronto Pearson Intl

Thu 1/10

5:25 p.m.-12:18 a.m.

2 stops53h 53m

C$ 1,510

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Thu 22/10

6:33 a.m.-11:31 a.m.

2 stops29h 58m

Toronto Pearson Intl

Sat 24/10

7:00 p.m.-12:03 a.m.

2 stops52h 03m

C$ 1,510

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 18/8

12:05 p.m.-5:19 p.m.

2 stops30h 14m

Toronto Pearson Intl

Tue 25/8

6:00 a.m.-3:15 p.m.

3 stops32h 15m

C$ 1,564
Quickest round-trip

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Tue 29/9

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

1 stop24h 26m

Toronto Pearson Intl

Wed 7/10

8:30 a.m.-2:54 a.m.

1 stop17h 24m

C$ 1,614

AsuncionToronto

ASU - YYZ

ASUYYZ

Asuncion Silvio Pettirossi

Mon 10/8

4:05 p.m.-11:30 p.m.

3 stops32h 25m

Toronto Pearson Intl

Wed 12/8

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

2 stops25h 45m

C$ 1,638

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Sat 17/10

11:30 a.m.-9:35 p.m.

3 stops35h 05m

Montreal Pierre Elliott Trudeau Intl

Sat 31/10

11:20 p.m.-12:30 p.m.

1 stop36h 10m

C$ 1,725

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Mon 28/12

6:32 a.m.-1:10 p.m.

2 stops32h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

5:55 p.m.-11:26 p.m.

2 stops51h 31m

C$ 2,215

AsuncionMontreal

ASU - YUL

ASUYUL

Asuncion Silvio Pettirossi

Mon 28/12

6:32 a.m.-1:10 p.m.

2 stops32h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 3/3

8:05 a.m.-6:47 a.m.

2 stops20h 42m

C$ 2,221

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 29 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, September is the cheapest month in which you can book a flight from Asuncion to Region of Ontario (average of C$ 1,248). Flying from Asuncion to Region of Ontario in July is currently the most expensive (average of C$ 2,564). 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$ 1,472, United Airlines can have you in Region of Ontario from Asuncion in 56h 14m. The distance from Asuncion to Region of Ontario is about 7984 km.

  • 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, September is the cheapest month in which you can book a flight from Asuncion to Region of Ontario (average of C$ 1,248). Flying from Asuncion to Region of Ontario in July is currently the most expensive (average of C$ 2,564). 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 Pierre Elliott Trudeau Intl flights
Asuncion to Pearson 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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