Cheap flights from Puerto Iguazú to Buenos Aires from $36

The cheapest month to fly to Buenos Aires from Puerto Iguazú is in May. Flight prices, which tend to average around $62, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from Puerto Iguazú during June instead. Flights to Buenos Aires in June, while not as cheap as those in May, still average around $63.

On average, the least expensive day to fly to Buenos Aires from Puerto Iguazú is on a Thursday. momondo users have found tickets for Thursday departures for as low as $68. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $124.

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Puerto Iguazú to Buenos Aires during this time can be as low as $90. Try not to purchase tickets in the evening because they tend to be around $104. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Puerto Iguazú Cataratas del Iguazu to Buenos Aires Jorge Newbery for the best Puerto Iguazú Cataratas del Iguazu - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Puerto Iguazú when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $87 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Puerto Iguazú for as low as $60 on momondo.

There are 3 cabin classes available to choose from on Puerto Iguazú Cataratas del Iguazu to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Aerolineas Argentinas, JetSMART, and Flybondi are the most popular carriers operating from Puerto Iguazú Cataratas del Iguazu to Buenos Aires

Flybondi, JetSMART and Aerolineas Argentinas are the top three most popular airlines that fly to Buenos Aires from Puerto Iguazú according to our data. Flybondi is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 3 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Puerto Iguazú and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 114 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Aerolineas Argentinas have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

As of March 2026, 6 flights take off from Puerto Iguazú and land in Buenos Aires each day. The most common flight departure time for this route is 9:00PM, with 37% of daily flights taking off in the evening.

As of March 2026, there are 45 flights per week flying from Puerto Iguazú to Buenos Aires. The most common day of the week flights depart is Tue, with 67% of flights taking off on this day.