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Cheap flights from Perth to Buenos Aires from $1,521

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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
PER — BUE
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Perth to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Perth to Buenos Aires
Explore the most affordable flight options available from Perth to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Fri 5/1222:40PER - EZE
2 stops44h 25mAmerican Airlines
Mon 8/1222:30EZE - PER
2 stops50h 55mAmerican Airlines
Deal found 4/12$3,906
Tue 9/1222:45PER - EZE
2 stops33h 10mMultiple Airlines
Tue 16/1219:43EZE - PER
2 stops30h 57mMultiple Airlines
Deal found 4/12$4,169
Fri 5/1217:20PER - EZE
2 stops38h 25mMultiple Airlines
Mon 8/1214:45EZE - PER
3 stops32h 10mMultiple Airlines
Deal found 4/12$4,684
Tue 9/1210:30PER - EZE
3 stops69h 40mEmirates
Tue 16/1223:00EZE - PER
3 stops37h 55mEmirates
Deal found 4/12$5,104
Thu 18/1215:55PER - EZE
2 stops44h 15mQatar Airways
Thu 8/102:30EZE - PER
2 stops46h 25mQatar Airways
Deal found 2/12$7,373
Sat 20/1223:55PER - EZE
2 stops29h 48mMultiple Airlines
Fri 2/102:25EZE - PER
2 stops46h 30mMultiple Airlines
Deal found 3/12$7,983

Find flight deals from Perth to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) 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 5 December 2025.

Round-trip from

$2,161

One-way from

$1,521

Popular in

December

Cheapest in

July

Average price

$4,180
25/1-10/2
  • 25/1-10/2
  • 4 total stops
  • 107h 10m total
  • Perth to Buenos Aires
Search Deals
31/12
  • 31/12
  • 2 total stops
  • 28h 45m total
  • Perth to Buenos Aires
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($851 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($160 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Perth 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 647,157 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Perth to Buenos Aires that are best for you.

Fly from

Perth

Fly to

Buenos Aires

Route

Depart

Return

Price

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 24/2

23:40-20:50

2 stops32h 10m

Buenos Aires Ministro Pistarini

Tue 10/3

19:43-08:30

2 stops25h 47m

$2,234

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 24/2

23:40-18:43

2 stops30h 03m

Buenos Aires Ministro Pistarini

Thu 12/3

12:00-10:05

2 stops35h 05m

$2,489

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sun 25/1

22:40-08:25

2 stops44h 45m

Buenos Aires Ministro Pistarini

Tue 10/2

20:45-12:25

3 stops52h 40m

$2,920

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 24/2

22:45-03:05

3 stops39h 20m

Buenos Aires Ministro Pistarini

Thu 12/3

07:10-10:10

3 stops40h 00m

$3,253

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 24/2

10:30-11:45

3 stops60h 15m

Buenos Aires Ministro Pistarini

Tue 10/3

13:35-01:25

3 stops48h 50m

$4,475

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Thu 18/12

15:55-01:10

2 stops44h 15m

Buenos Aires Ministro Pistarini

Thu 8/1

02:30-11:55

2 stops46h 25m

$7,373

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sat 20/12

23:55-18:43

2 stops29h 48m

Buenos Aires Ministro Pistarini

Fri 2/1

02:25-11:55

2 stops46h 30m

$8,018

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 30/12

23:40-18:43

2 stops30h 03m

$1,558

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Thu 15/1

22:40-08:25

2 stops44h 45m

$1,611

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sun 14/12

22:40-08:05

2 stops44h 25m

$1,618

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 18 results
1
2

Best time to book a flight from Perth to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Perth with our price prediction graph.
Estimated return 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 Perth to Buenos Aires

How much does it cost for a return flight from Perth 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 5 December 2025.
Read reviews from past customers who have flown with LATAM Airlines, Qatar Airways, andAmerican Airlines from Perth 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.
LATAM Airlines
7.5
Good
1,890 reviews
Check prices

Crew

8.0

Overall

7.5

Comfort

7.4

Food

6.7

Entertainment

7.0

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,890 reviews
LATAM Airlines
7.5
Good
1,890 reviews
Check prices

Crew

8.0

Overall

7.5

Comfort

7.4

Food

6.7

Entertainment

7.0

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
Qatar Airways
7.4
Good
3,678 reviews
LATAM Airlines
7.5
Good
1,890 reviews
Check prices

Crew

8.0

Overall

7.5

Comfort

7.4

Food

6.7

Entertainment

7.0

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
American Airlines
7.2
Good
11,047 reviews
LATAM Airlines
7.5
Good
1,890 reviews
Check prices

Crew

8.0

Overall

7.5

Comfort

7.4

Food

6.7

Entertainment

7.0

Boarding

7.6

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

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

    Most people fly from Perth (PER) if they book a flight from Perth to Buenos Aires. On average, Perth has 0 outbound flights to Buenos Aires per day from 1 airline. Perth is conveniently located just 10.2 km from Perth’s city centre.

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

    LATAM Airlines can get you from Perth to Buenos Aires in just under 39h 20m. Your travel time can differ by up to . The distance between Perth and Buenos Aires is about 12561 km.

  • What is the cheapest airline to fly from Perth to Buenos Aires round-trip?

    Cheapflights users have booked flights from Perth to Buenos Aires round-trip from $2,424. This flight start at 20% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Perth 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Perth to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Perth to Ministro Pistarini flights

Top airline flying from Perth to Buenos Aires

Discover the top airline that operate flights from Perth 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 647,157 searches. Data last updated 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,424Average$2,883FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Perth to Buenos Aires?

Cheapflights makes it easy to find Perth to Buenos Aires flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Perth to Buenos Aires?

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Can Cheapflights find flights from Perth to Buenos Aires with no change fees?

Yes! Cheapflights helps users easily find flights from Perth to Buenos Aires with no change fees.

Can Cheapflights notify me if prices for flights from Perth to Buenos Aires become cheaper?

Yes, Cheapflights offers price alerts on Perth to Buenos Aires flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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