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Cheap flights from Perth to Buenos Aires from $1,509

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 21/3. Fares are subject to change and may not be available on all flights or dates of travel.
PER — BUE
10 Mar — 17 Mar1
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 8 February 2026.

Sun 22/322:55
PER
-
EZE
2 stops26h 40m
Multiple Airlines
Sun 29/307:10
EZE
-
PER
2 stops27h 35m
Multiple Airlines
Deal found 6/2$1,956
Tue 1/1223:40
PER
-
EZE
2 stops29h 41m
Multiple Airlines
Sat 19/1215:35
EZE
-
PER
3 stops29h 55m
Multiple Airlines
Deal found 3/2$1,998
Mon 8/623:55
PER
-
EZE
2 stops48h 20m
Multiple Airlines
Thu 18/607:30
EZE
-
PER
2 stops28h 15m
Multiple Airlines
Deal found 3/2$2,046
Fri 12/623:45
PER
-
EZE
2 stops29h 36m
Multiple Airlines
Mon 22/611:30
EZE
-
PER
2 stops42h 25m
Multiple Airlines
Deal found 3/2$2,057
Tue 3/323:40
PER
-
EZE
2 stops29h 24m
Multiple Airlines
Tue 10/319:04
EZE
-
PER
2 stops26h 26m
Multiple Airlines
Deal found 6/2$2,076
Sat 29/814:50
PER
-
EZE
2 stops43h 46m
Multiple Airlines
Sat 12/919:21
EZE
-
PER
2 stops36h 49m
Multiple Airlines
Deal found 4/2$2,079
Sat 7/323:40
PER
-
EZE
2 stops29h 24m
Multiple Airlines
Sat 14/319:04
EZE
-
PER
2 stops28h 06m
Multiple Airlines
Deal found 7/2$2,086
Wed 12/823:45
PER
-
EZE
2 stops34h 51m
Multiple Airlines
Wed 26/819:21
EZE
-
PER
2 stops34h 34m
Multiple Airlines
Deal found 4/2$2,140

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 8 February 2026.

Round-trip from

$1,956

One-way from

$1,509

Popular in

December

Cheapest in

February

Average price

$2,442
22/3-29/3
  • 22/3-29/3
  • 4 total stops
  • 54h 15m total
  • Perth to Buenos Aires
Search Deals
21/3
  • 21/3
  • 2 total stops
  • 32h 10m total
  • Perth to Buenos Aires
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($770 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($142 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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 8 February 2026.
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

Sun 22/3

22:55-14:35

2 stops26h 40m

Buenos Aires Ministro Pistarini

Sun 29/3

07:10-21:45

2 stops27h 35m

$1,956

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 3/3

23:40-18:04

2 stops29h 24m

Buenos Aires Ministro Pistarini

Tue 10/3

19:04-08:30

2 stops26h 26m

$2,076

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sat 7/3

23:40-18:04

2 stops29h 24m

Buenos Aires Ministro Pistarini

Sat 14/3

19:04-10:10

2 stops28h 06m

$2,086

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Tue 3/3

23:40-18:04

2 stops29h 24m

Buenos Aires Ministro Pistarini

Sat 4/4

11:30-13:10

2 stops62h 40m

$2,226

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Thu 26/3

23:55-14:35

2 stops25h 40m

Buenos Aires Ministro Pistarini

Fri 17/4

07:30-22:45

2 stops28h 15m

$2,578

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sat 14/3

23:40-20:50

2 stops32h 10m

Buenos Aires Ministro Pistarini

Mon 30/3

19:21-13:55

2 stops31h 34m

$2,632

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sat 21/3

23:40-20:50

2 stops32h 10m

$1,509

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Sat 28/2

22:40-08:20

2 stops44h 40m

$1,592

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Fri 3/4

23:45-18:21

2 stops29h 36m

$1,650

PerthBuenos Aires

PER - EZE

PEREZE

Perth

Thu 16/4

16:25-04:00

2 stops46h 35m

$2,053

Flights are sorted by cheapest return flights first.

Deals found on 4/2

Showing 1-10 of 11 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
No data available for this route at this time. Please check back soon.

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 8 February 2026.
Read reviews from past customers who have flown with LATAM Airlines and Qatar Airways 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
1,916 reviews
Check prices

Crew

8.0

Comfort

7.3

Food

6.7

Overall

7.5

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
LATAM Airlines
7.5
Good
1,916 reviews
LATAM Airlines
7.5
Good
1,916 reviews
Check prices

Crew

8.0

Comfort

7.3

Food

6.7

Overall

7.5

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
Qatar Airways
7.4
Good
3,728 reviews
LATAM Airlines
7.5
Good
1,916 reviews
Check prices

Crew

8.0

Comfort

7.3

Food

6.7

Overall

7.5

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

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.

  • 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 $2,284. 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 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$2,284Average$2,966FlexibilityNo 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?

Millions of users choose and trust Cheapflights to book the best flight deals from Perth to Buenos Aires for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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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