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$90+ Cheap flights from Asuncion (ASU) to Buenos Aires (BUE)

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
ASU — BUE
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheapflights Tip: The best prices from Asuncion Silvio Pettirossi to Buenos Aires are usually found in May or February, booked 88 days in advance, depart on a Monday or Friday and return on a Thursday

Cheap flight deals from Asuncion to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Asuncion (ASU) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 18, 2025.

Round-trip from

$212
(FlightHub)

One-way from

$90
(Mytrip)

Popular in

August

Cheapest in

May

Average price

$266

Good round-trip deal

$238 or less

Good one-way deal

$141 or less
From Asuncion Silvio Pettirossi to Buenos Aires (BUE)
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One-way flight from Asuncion Silvio Pettirossi to Buenos Aires (BUE)
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Highest demand for flights based on searches. 4% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Asuncion Silvio Pettirossi to Buenos Aires (BUE).
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Price to beat on a one-way flight from Asuncion Silvio Pettirossi to Buenos Aires (BUE).
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Find flight deals from Asuncion to Buenos Aires

Cheapest flights from Asuncion to Buenos Aires
Explore the most affordable flight options available from Asuncion to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This FlightHub deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/84:10 pmASU - AEP
Nonstop1h 50mJetSMART
Wed 9/101:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/18$212
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:35 amASU - AEP
Nonstop1h 55mMultiple Airlines
Sun 9/141:30 pmAEP - ASU
Nonstop1h 50mMultiple Airlines
Deal found 8/17$213
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:10 pmASU - AEP
Nonstop1h 50mJetSMART
Sat 11/11:35 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/17$214
This OneTravel deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:05 pmASU - AEP
Nonstop1h 55mJetSMART
Sat 11/81:35 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/15$218
This Mytrip deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:10 pmASU - AEP
Nonstop1h 50mJetSMART
Fri 10/311:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/17$219
This Mytrip deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:05 pmASU - AEP
Nonstop1h 55mJetSMART
Tue 12/91:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/16$220
This Mytrip deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:05 pmASU - AEP
Nonstop1h 55mJetSMART
Mon 12/81:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/16$221
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:35 amASU - AEP
Nonstop1h 55mMultiple Airlines
Sun 11/231:35 pmAEP - ASU
Nonstop1h 50mMultiple Airlines
Deal found 8/16$223
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:05 pmASU - AEP
Nonstop1h 55mJetSMART
Mon 11/31:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/16$224
This Booking.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/263:35 amASU - AEP
Nonstop1h 55mLATAM Airlines
Wed 8/2711:55 pmAEP - ASU
Nonstop1h 55mLATAM Airlines
Deal found 8/17$225
This CheapOair deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:10 pmASU - AEP
Nonstop1h 50mJetSMART
Sat 10/251:30 pmAEP - ASU
Nonstop1h 50mJetSMART
Deal found 8/16$226
This Mytrip deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:35 amASU - AEP
Nonstop1h 55mMultiple Airlines
Sun 9/71:30 pmAEP - ASU
Nonstop1h 50mMultiple Airlines
Deal found 8/16$227

Cheapflights Fare Finder

 
Customize your flight search to find flights from Asuncion to Buenos Aires 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 2,558,603 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Asuncion to Buenos Aires that are best for you.

Fly from

Asuncion

Fly to

Buenos Aires

Route

Depart

Return

Price

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Tue 9/9

4:10 pm-6:00 pm

Nonstop1h 50m

Buenos Aires Jorge Newbery

Sun 9/14

1:30 pm-3:20 pm

Nonstop1h 50m

$212

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Mon 9/8

4:10 pm-6:00 pm

Nonstop1h 50m

Buenos Aires Jorge Newbery

Wed 9/10

1:30 pm-3:20 pm

Nonstop1h 50m

$212

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Fri 11/21

4:05 pm-6:00 pm

Nonstop1h 55m

Buenos Aires Jorge Newbery

Sun 11/23

1:35 pm-3:25 pm

Nonstop1h 50m

$212

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Tue 9/9

3:35 am-5:30 am

Nonstop1h 55m

Buenos Aires Jorge Newbery

Sun 9/14

1:30 pm-3:20 pm

Nonstop1h 50m

$213

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Thu 10/23

4:10 pm-6:00 pm

Nonstop1h 50m

Buenos Aires Jorge Newbery

Sat 11/1

1:35 pm-3:25 pm

Nonstop1h 50m

$214

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Thu 11/6

4:05 pm-6:00 pm

Nonstop1h 55m

Buenos Aires Jorge Newbery

Sat 11/8

1:35 pm-3:25 pm

Nonstop1h 50m

$218

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Thu 10/23

4:10 pm-6:00 pm

Nonstop1h 50m

Buenos Aires Jorge Newbery

Fri 10/31

1:30 pm-3:20 pm

Nonstop1h 50m

$219

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Fri 12/5

4:05 pm-6:00 pm

Nonstop1h 55m

Buenos Aires Jorge Newbery

Tue 12/9

1:30 pm-3:20 pm

Nonstop1h 50m

$220

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Fri 12/5

4:05 pm-6:00 pm

Nonstop1h 55m

Buenos Aires Jorge Newbery

Mon 12/8

1:30 pm-3:20 pm

Nonstop1h 50m

$221

AsuncionBuenos Aires

ASU - AEP

ASUAEP

Asuncion Silvio Pettirossi

Sat 12/6

4:05 pm-6:00 pm

Nonstop1h 55m

Buenos Aires Jorge Newbery

Tue 12/9

1:30 pm-3:20 pm

Nonstop1h 50m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 42 results
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Best time to book a flight from Asuncion to Buenos Aires

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

How far ahead should I book a flight from Asuncion to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Asuncion to Buenos Aires. Price data was last updated on August 8, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Asuncion to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Asuncion to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Asuncion to Buenos Aires (average of $795). Flying from Asuncion to Buenos Aires in December is currently the most expensive (average of $1,260). 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.

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

Find hourly flight availability from Asuncion to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

It’s optimal to fly from Asuncion to Buenos Aires in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Asuncion to Buenos Aires

Explore weekly flight availability from Asuncion to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 18, 2025.

The most flights from ASU to BUE are scheduled on a Monday (13 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Asuncion to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated August 18, 2025.
Read reviews from past customers who have flown Aerolineas Argentinas, LATAM Airlines, and JetSMART from Asuncion to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
915 reviews

Overall

8.1

Boarding

8.0

Entertainment

5.7

Food

6.5

Crew

8.3

Comfort

7.5

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
Aerolineas Argentinas
8.1
Very good
915 reviews
Aerolineas Argentinas
8.1
Very good
915 reviews

Overall

8.1

Boarding

8.0

Entertainment

5.7

Food

6.5

Crew

8.3

Comfort

7.5

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
LATAM Airlines
7.5
Good
1,844 reviews
Aerolineas Argentinas
8.1
Very good
915 reviews

Overall

8.1

Boarding

8.0

Entertainment

5.7

Food

6.5

Crew

8.3

Comfort

7.5

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.
JetSMART
6.5
Okay
216 reviews
Aerolineas Argentinas
8.1
Very good
915 reviews

Overall

8.1

Boarding

8.0

Entertainment

5.7

Food

6.5

Crew

8.3

Comfort

7.5

Reviews

1 / 4
10.0
Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Related info for your journey

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

    Located just 7.8 mi from the city center, Asuncion Silvio Pettirossi is the airport most travelers will use when flying to Buenos Aires from Asuncion. Booking flights from Silvio Pettirossi (ASU) to Buenos Aires should be relatively easy as there are 9 daily outbound flights to Buenos Aires from 3 different airlines.

  • How long is the flight from Asuncion to Buenos Aires?

    JetSMART and LATAM Airlines can get you from Asuncion to Buenos Aires in just under 1h 50m. Your travel time can differ by up to 8h. Asuncion and Buenos Aires are separated by a distance of 646 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Asuncion to Buenos Aires round-trip?

    Our cheapest airline available from Asuncion to Buenos Aires is Aerolineas Argentinas. Our recent data shows that you can find tickets from as low as $173 on this airline. Additional options worth looking into are Paranair and JetSMART, starting at $197 and $210 round-trip. Users have found that Aerolineas Argentinas is 30% cheaper than the other options available to this destination.

  • What are the cheapest flights from Asuncion to Buenos Aires?

    Looking for the cheapest flight from Asuncion to Buenos Aires? While on average our users pay $768, our data indicates the cheapest price to be $226. The most popular route (Asuncion Silvio Pettirossi - Buenos Aires Ministro Pistarini), is priced around $292.

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

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

  • How can I find direct flights from Asuncion to Buenos Aires?

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

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

    Yes. Cheapflights offers flight deals from Asuncion to Buenos Aires 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 Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Asuncion to Buenos Aires (average of $795). Flying from Asuncion to Buenos Aires in December is currently the most expensive (average of $1,260). 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

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Alternative routes for Asuncion to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Asuncion to Ministro Pistarini flights
Asuncion to Jorge Newbery flights
Asuncion to San Carlos de Bariloche flights
Asuncion to Ushuaia flights
Asuncion to Mendoza flights

Top 3 airlines flying from Asuncion to Buenos Aires

Discover the top 3 airlines that operate flights from Asuncion to Buenos Aires. 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 2,558,603 searches. Data last updated August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aerolineas ArgentinasCheapest$173Average$326FlexibilityNo cancel feeOn-time59%
ParanairCheapest$197Average$311FlexibilityNo cancel feeOn-timeN/A
JetSMARTCheapest$210Average$270FlexibilityNo cancel feeOn-timeN/A

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