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$34+ Cheap flights from Puerto Iguazú (IGR) 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
IGR — BUE
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Find cheap flights from Puerto Iguazú to Buenos Aires with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Puerto Iguazú Cataratas del Iguazu to Buenos Aires are usually found in March or May, booked 74 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

Cheap flight deals from Puerto Iguazú to Buenos Aires

Cheapest flights from Puerto Iguazú to Buenos Aires
Explore the most affordable flight options available from Puerto Iguazú to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This CheapOair deal was found by Cheapflights users on 7/31. 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.
Wed 9/28:27 am
IGR
-
AEP
Nonstop2h 00m
JetSMART
Sun 9/64:27 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/31$47
This OneTravel deal was found by Cheapflights users on 7/29. 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.
Tue 9/19:47 pm
IGR
-
AEP
Nonstop2h 00m
JetSMART
Thu 9/37:05 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/29$49
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/32:17 pm
IGR
-
AEP
Nonstop2h 00m
JetSMART
Thu 9/37:05 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/27$50
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Sat 8/159:54 pm
IGR
-
EZE
Nonstop2h 00m
JetSMART
Sun 8/169:20 pm
EZE
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/27$52
This CheapOair deal was found by Cheapflights users on 8/1. 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.
Fri 8/289:39 pm
IGR
-
AEP
Nonstop2h 00m
JetSMART
Mon 8/314:30 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 8/1$56
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Thu 9/38:02 pm
IGR
-
EZE
Nonstop2h 00m
JetSMART
Wed 9/911:08 am
EZE
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/30$56
This CheapOair deal was found by Cheapflights users on 7/28. 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.
Wed 8/192:49 pm
IGR
-
AEP
Nonstop2h 00m
JetSMART
Sun 8/237:00 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/28$57
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Fri 8/218:34 pm
IGR
-
EZE
Nonstop2h 00m
JetSMART
Tue 8/257:30 am
EZE
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/30$57
This CheapOair deal was found by Cheapflights users on 7/27. 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 8/229:49 am
IGR
-
AEP
Nonstop2h 00m
JetSMART
Mon 8/246:55 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/27$58
This JetSMART deal was found by Cheapflights users on 7/31. 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 JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:49 am
IGR
-
AEP
Nonstop2h 00m
JetSMART
Wed 8/265:00 am
AEP
-
IGR
Nonstop1h 00m
JetSMART
Deal found 7/31$61
This CheapOair deal was found by Cheapflights users on 8/1. 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.
Fri 9/43:04 pm
IGR
-
EZE
Nonstop2h 00m
JetSMART
Wed 9/911:08 am
EZE
-
IGR
Nonstop1h 54m
JetSMART
Deal found 8/1$61
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Fri 8/1410:29 pm
IGR
-
AEP
Nonstop2h 00m
JetSMART
Mon 8/176:55 pm
AEP
-
IGR
Nonstop1h 54m
JetSMART
Deal found 7/30$63

Find flight deals from Puerto Iguazú to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Puerto Iguazú (IGR) 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 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$47
(CheapOair)

One-way from

$34
(OneTravel)

Popular in

July

Cheapest in

March

Average price

$95

Good round-trip deal

$62 or less

Good one-way deal

$71 or less
Provider with most accurate pricing for Puerto Iguazú Cataratas del Iguazu-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Puerto Iguazú Cataratas del Iguazu-Buenos Aires (BUE) flights.
Search Deals
From Puerto Iguazú Cataratas del Iguazu to Buenos Aires (BUE)
Search Deals
One-way flight from Puerto Iguazú Cataratas del Iguazu to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Puerto Iguazú Cataratas del Iguazu to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from Puerto Iguazú Cataratas del Iguazu to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Iguazú 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 1, 2026.
Use the filters below to find and compare flights from Puerto Iguazú to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Puerto IguazúBuenos Aires

IGR - AEP

IGRAEP

Puerto Iguazú Cataratas del Iguazu

Sat 8/22

9:49 am-11:49 am

Nonstop2h 00m

Buenos Aires Jorge Newbery

Wed 8/26

5:00 am-6:00 am

Nonstop1h 00m

$61

Puerto IguazúBuenos Aires

IGR - AEP

IGRAEP

Puerto Iguazú Cataratas del Iguazu

Tue 9/1

9:47 pm-11:47 pm

Nonstop2h 00m

Buenos Aires Jorge Newbery

Sun 9/6

5:45 pm-7:39 pm

Nonstop1h 54m

$74

Puerto IguazúBuenos Aires

IGR - EZE

IGREZE

Puerto Iguazú Cataratas del Iguazu

Wed 9/2

11:39 pm-1:39 am

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Sat 9/5

6:33 pm-8:27 pm

Nonstop1h 54m

$74

Puerto IguazúBuenos Aires

IGR - AEP

IGRAEP

Puerto Iguazú Cataratas del Iguazu

Thu 9/3

9:44 pm-11:44 pm

Nonstop2h 00m

Buenos Aires Jorge Newbery

Mon 9/7

1:10 pm-3:04 pm

Nonstop1h 54m

$95

Puerto IguazúBuenos Aires

IGR - EZE

IGREZE

Puerto Iguazú Cataratas del Iguazu

Thu 8/27

10:00 am-12:00 pm

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Sun 8/30

9:20 pm-11:14 pm

Nonstop1h 54m

$95

Puerto IguazúBuenos Aires

IGR - EZE

IGREZE

Puerto Iguazú Cataratas del Iguazu

Thu 12/24

11:27 pm-1:23 am

Nonstop1h 56m

Buenos Aires Ministro Pistarini

Mon 12/28

7:50 pm-9:39 pm

Nonstop1h 49m

$102

Puerto IguazúBuenos Aires

IGR - EZE

IGREZE

Puerto Iguazú Cataratas del Iguazu

Sat 12/12

7:22 pm-9:18 pm

Nonstop1h 56m

Buenos Aires Ministro Pistarini

Tue 12/15

6:20 pm-8:09 pm

Nonstop1h 49m

$102

Puerto IguazúBuenos Aires

IGR - AEP

IGRAEP

Puerto Iguazú Cataratas del Iguazu

Thu 8/27

4:39 pm-6:39 pm

Nonstop2h 00m

Buenos Aires Jorge Newbery

Thu 9/3

4:05 pm-5:59 pm

Nonstop1h 54m

$105

Puerto IguazúBuenos Aires

IGR - EZE

IGREZE

Puerto Iguazú Cataratas del Iguazu

Wed 9/16

5:05 pm-7:05 pm

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Sat 9/19

9:04 pm-10:58 pm

Nonstop1h 54m

$105

Puerto IguazúBuenos Aires

IGR - AEP

IGRAEP

Puerto Iguazú Cataratas del Iguazu

Fri 8/28

9:39 pm-11:39 pm

Nonstop2h 00m

Buenos Aires Jorge Newbery

Sun 8/30

7:00 pm-8:54 pm

Nonstop1h 54m

$106

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 38 resultsSorted by cheapest first
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Compare providers for flights from Puerto Iguazú to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Puerto Iguazú to Buenos Aires in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Puerto Iguazú-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Puerto Iguazú-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Puerto Iguazú-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Puerto Iguazú-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Puerto Iguazú-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Puerto Iguazú to Buenos Aires

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

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

Currently, March is the cheapest month in which you can book a flight from Puerto Iguazú to Buenos Aires (average of $86). Flying from Puerto Iguazú to Buenos Aires in July is currently the most expensive (average of $115). 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 IGR to BUE?

Find hourly flight availability from Puerto Iguazú 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 1, 2026.

It’s typically best to fly out from Puerto Iguazú to Buenos Aires in the evening. Doing so could potentially save you 21% on the flight price compared to flying at noon, which is usually more expensive.

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

Airfare is below average for this route at the moment.
Puerto Iguazú to Buenos Aires flights typically cost between $68 and $110 in September.
The cheapest round-trip price found within the last 5 days was $47 on JetSMART (Sep 2-Sep 6).

How often are flights from Puerto Iguazú to Buenos Aires delayed?

About 21% of weekly flights between Puerto Iguazú and Buenos Aires have experienced delays in the past year, with the average delay time being 117 minutes.

What is the most punctual flight time for Puerto Iguazú to Buenos Aires flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Puerto Iguazú to Buenos Aires flights?

Over the last year, Aerolineas Argentinas have had the lowest number of delays on this route, with just 18% of flights being delayed.

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

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Puerto Iguazú 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 day to fly from Puerto Iguazú to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Puerto Iguazú to Buenos Aires. Price data was last updated on August 1, 2026.

Travelers seeking maximum savings on their Puerto Iguazú to Buenos Aires flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 1, 2026.
Peruse reviews from past customers who have flown with Aerolineas Argentinas,JetSMART, andFlybondi from Puerto Iguazú to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
1,060 reviews

Entertainment

5.8

Food

6.5

Boarding

8.0

Comfort

7.6

Crew

8.4

Overall

8.1

Reviews

1 / 8
6.0
Good

Jesica,Jul 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.
Aerolineas Argentinas
8.1
Very good
1,060 reviews
Aerolineas Argentinas
8.1
Very good
1,060 reviews

Entertainment

5.8

Food

6.5

Boarding

8.0

Comfort

7.6

Crew

8.4

Overall

8.1

Reviews

1 / 8
6.0
Good

Jesica,Jul 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.
JetSMART
6.8
Okay
328 reviews
Aerolineas Argentinas
8.1
Very good
1,060 reviews

Entertainment

5.8

Food

6.5

Boarding

8.0

Comfort

7.6

Crew

8.4

Overall

8.1

Reviews

1 / 8
6.0
Good

Jesica,Jul 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.
Flybondi
5.8
Fair
226 reviews
Aerolineas Argentinas
8.1
Very good
1,060 reviews

Entertainment

5.8

Food

6.5

Boarding

8.0

Comfort

7.6

Crew

8.4

Overall

8.1

Reviews

1 / 8
6.0
Good

Jesica,Jul 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.

Related info for your journey

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

    For a flight from Puerto Iguazú to Buenos Aires, you will be flying from Cataratas del Iguazu. Puerto Iguazú Cataratas del Iguazu (IGR) is just 11.0 mi from the center of the city. Cataratas del Iguazu is the only Puerto Iguazú airport and it handles 6 outbound flights to Buenos Aires per day. 3 airlines have flights to Buenos Aires from Puerto Iguazú Cataratas del Iguazu on a regular basis.

  • How long is the flight from Puerto Iguazú to Buenos Aires?

    There are many flights that can get you from Puerto Iguazú to Buenos Aires in 2h. Fly via JetSMART to get the fastest option. There are 653 mi between Puerto Iguazú and Buenos Aires. All flights are typically nonstop.

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

    Our cheapest airline available from Puerto Iguazú to Buenos Aires is JetSMART. Our recent data shows that you can find tickets from as low as $52 on this airline. Additional options worth looking into are Flybondi and Aerolineas Argentinas, starting at $52 and $62 round-trip. JetSMART is currently priced 46% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Puerto Iguazú to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from Puerto Iguazú to Buenos Aires are Flybondi ($30), JetSMART ($34), and Aerolineas Argentinas ($41).

  • What are the most reliable airlines from Puerto Iguazú to Buenos Aires?

    The top 3 most reliable airlines when flying from Puerto Iguazú to Buenos Aires are GOL (100%), KLM (98%) and Avianca (94%).

  • What are the cheapest flights from Puerto Iguazú to Buenos Aires?

    The cheapest flight price from Puerto Iguazú to Buenos Aires is $46. On average you can expect to pay $95. The most popular route, (Puerto Iguazú Cataratas del Iguazu - Buenos Aires Jorge Newbery), can usually be booked for $43.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Puerto Iguazú 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 Puerto Iguazú to Buenos Aires?

    Currently, March is the cheapest month in which you can book a flight from Puerto Iguazú to Buenos Aires (average of $86). Flying from Puerto Iguazú to Buenos Aires in July is currently the most expensive (average of $115). 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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Top 3 airlines flying from Puerto Iguazú to Buenos Aires

Discover the top 3 airlines that operate flights from Puerto Iguazú 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 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetSMARTCheapest$52Average$80FlexibilityNo cancel feeOn-timeN/A
FlybondiCheapest$52Average$109FlexibilityNo cancel feeOn-timeN/A
Aerolineas ArgentinasCheapest$62Average$162FlexibilityNo cancel feeOn-time59%

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