Cheap flights from Ontario to Paraguay from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Paraguay departing on 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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United Airlines Logo
6:00 am - 12:14 amONT-ASU
37h 14m2 stops
United Airlines Logo
6:42 am - 9:59 pmASU-ONT
44h 17m2 stops
$1,953United Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 19
United Airlines Logo
6:39 pm - 5:30 amONT-ASU
29h 51m2 stops
United Airlines Logo
6:33 am - 9:52 pmASU-ONT
44h 19m2 stops
$1,962United Airlines
Find Deal
Fri, Dec 26 - Mon, Dec 29
Multiple Airlines Logo
10:30 pm - 5:15 amONT-ASU
25h 45m2 stops
Multiple Airlines Logo
8:25 am - 11:23 pmASU-ONT
19h 58m2 stops
$1,988Multiple Airlines
Find Deal
Sun, Dec 21 - Fri, Dec 26
Avianca Logo
10:30 pm - 5:15 amONT-ASU
25h 45m2 stops
Avianca Logo
8:20 am - 8:55 pmASU-ONT
17h 35m2 stops
$2,105Avianca
Find Deal
Thu, Dec 25 - Tue, Jan 6
Multiple Airlines Logo
10:30 pm - 5:15 amONT-ASU
25h 45m2 stops
Multiple Airlines Logo
6:30 pm - 8:55 pmASU-ONT
31h 25m3 stops
$2,288Multiple Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 19
Multiple Airlines Logo
11:02 pm - 10:05 amONT-ASU
30h 03m3 stops
Multiple Airlines Logo
8:20 am - 8:55 pmASU-ONT
41h 35m2 stops
$2,314Multiple Airlines
Find Deal
Fri, Dec 26 - Sat, Jan 3
Multiple Airlines Logo
10:30 pm - 6:15 amONT-ASU
26h 45m3 stops
Multiple Airlines Logo
6:30 pm - 8:55 pmASU-ONT
31h 25m3 stops
$2,326Multiple Airlines
Find Deal
Sat, Jan 10 - Mon, Jan 19
Multiple Airlines Logo
10:30 pm - 6:15 amONT-ASU
26h 45m3 stops
Multiple Airlines Logo
8:20 am - 8:55 pmASU-ONT
17h 35m2 stops
$2,744Multiple Airlines
Find Deal
Thu, Dec 25 - Tue, Jan 6
Multiple Airlines Logo
12:42 am - 5:15 amONT-ASU
23h 33m3 stops
Multiple Airlines Logo
3:35 am - 8:55 pmASU-ONT
22h 20m3 stops
$3,893Multiple Airlines
Find Deal
Thu, Dec 25 - Fri, Jan 2

United Airlines flights from Ontario to Paraguay

Our best United Airlines deals on Ontario to Paraguay flight tickets
United Airlines
Jan 8
ONT6:00 amOntario
37h 14m
2 stops
ASU12:14 amAsuncion Silvio Pettirossi
Jan 19
ASU6:42 amAsuncion Silvio Pettirossi
44h 17m
2 stops
ONT9:59 pmOntario
United Airlines
Dec 26
ONT6:39 pmOntario
29h 51m
2 stops
ASU5:30 amAsuncion Silvio Pettirossi
Dec 29
ASU6:33 amAsuncion Silvio Pettirossi
44h 19m
2 stops
ONT9:52 pmOntario

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Paraguay 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, momondo users made 832,500 searches. Data last updated December 2, 2025.
Use the filters below to find and compare flights from Ontario to Paraguay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Thu 1/8

6:00 am-12:14 am

2 stops37h 14m

Asuncion Silvio Pettirossi

Mon 1/19

6:42 am-9:59 pm

2 stops44h 17m

$1,953

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Fri 12/26

6:39 pm-5:30 am

2 stops29h 51m

Asuncion Silvio Pettirossi

Mon 12/29

6:33 am-9:52 pm

2 stops44h 19m

$1,962

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Sun 12/21

10:30 pm-5:15 am

2 stops25h 45m

Asuncion Silvio Pettirossi

Fri 12/26

8:25 am-11:23 pm

2 stops19h 58m

$1,988

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Thu 12/25

10:30 pm-5:15 am

2 stops25h 45m

Asuncion Silvio Pettirossi

Tue 1/6

8:20 am-8:55 pm

2 stops17h 35m

$2,105

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Thu 1/8

10:30 pm-5:15 am

2 stops25h 45m

Asuncion Silvio Pettirossi

Mon 1/19

6:30 pm-8:55 pm

3 stops31h 25m

$2,288

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Fri 12/26

11:02 pm-10:05 am

3 stops30h 03m

Asuncion Silvio Pettirossi

Sat 1/3

8:20 am-8:55 pm

2 stops41h 35m

$2,314

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Sat 1/10

10:30 pm-6:15 am

3 stops26h 45m

Asuncion Silvio Pettirossi

Mon 1/19

6:30 pm-8:55 pm

3 stops31h 25m

$2,326

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Thu 12/25

10:30 pm-6:15 am

3 stops26h 45m

Asuncion Silvio Pettirossi

Tue 1/6

8:20 am-8:55 pm

2 stops17h 35m

$2,744

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Thu 12/25

12:42 am-5:15 am

3 stops23h 33m

Asuncion Silvio Pettirossi

Fri 1/2

3:35 am-8:55 pm

3 stops22h 20m

$3,893

OntarioAsuncion

ONT - ASU

ONTASU

Ontario

Tue 12/30

10:30 pm-5:15 am

2 stops25h 45m

$405

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Paraguay from

How to get the cheapest flight ticket from Ontario to Paraguay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Paraguay?

Avianca is the most popular carrier operating from Ontario to Paraguay

What airlines fly to Paraguay?

Copa Airlines, LATAM Airlines and Avianca are the top three most popular airlines that fly to Paraguay from Ontario according to our data. Copa Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Paraguay. Keep in mind that there are 3 different airlines that fly to Paraguay on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Paraguay flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Paraguay

Fastest flight time

26h 45m

Direct flights

None
The fastest flight from Ontario to Paraguay takes 26h 45m
There are no direct flights from Ontario to Paraguay. There are no popular flight routes from Ontario to Paraguay.
  • When did momondo last update prices for flights from Ontario Airport to Paraguay?

    Prices for flights from Ontario Airport to Paraguay are updated daily.

  • How old do you have to be to fly from Ontario Airport to Paraguay?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Paraguay.

  • What documentation or ID do you need to fly to Paraguay?

    The travel and health documents you'll need for your trip to Paraguay may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Paraguay. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Paraguay?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Paraguay. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Paraguay with flexible booking policies on momondo?

Yes. All flights to Paraguay from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Paraguay?

Once you have performed a search for Ontario to Paraguay flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Paraguay right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Paraguay from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Thu 1/1
Thu 1/8

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