PSS to BUE, Jose De San Martin Airport to Cheap Flights

Based on HopeGoo data, Flybondi offers one-way fares as low as US$22 on Cheapest nonstop routes (e.g. PSS to AEP on Tue, Mar 31), while Flybondi offers Cheapest nonstop round-trips from US$47 departing on Sat, Mar 7 and returning on Tue, Mar 10.

At the moment, you can catch a nonstop flight from Posadas to Buenos Aires with the following airlines, including: Flybondi Aerolineas Argentinas Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

It takes about 1 hour 39 minutes to fly from Posadas to Buenos Aires.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Posadas to Buenos Aires is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on HopeGoo data in the past 4 weeks, there is 24 flight per week flying from Posadas to Buenos Aires. You can check the weekly schedule for popular airlines on this route below: Aerolineas Argentinas: S/-/T/W/-/-/- -- AR1769 (22:08)

To find best deals on flights from Posadas to Buenos Aires, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Mar 31, with one-way flights priced at just US$22. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Flybondi. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Buenos Aires travel is around January. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Posadas to Buenos Aires is November, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Posadas to Buenos Aires on March 31, 2026 with Flybondi, with prices starting at US$22.

You can land at any one of the following hubs in Buenos Aires, with Jose De San Martin Airport to Jorge Newbery Airport (PSS-AEP) is by far the most common option on this route: Jorge Newbery Airport (AEP) Ministro Pistarini International Airport (EZE).

The time difference between Buenos Aires and Posadas is 0h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.