AirHint found the following cheapest return flights from Philadelphia (PHL) to Buenos Aires (AEP) in June 2026 (see full year).

Return flights

02 Jun - 25 Jun	Spirit Airlines
03 Jun - 29 Jun	Spirit Airlines
02 Jun - 28 Jun	Spirit Airlines
03 Jun - 09 Jun	Spirit Airlines
10 Jun - 08 Jul	Spirit Airlines
02 Jun - 27 Jun	Spirit Airlines
03 Jun - 17 Jun	Spirit Airlines
09 Jun - 30 Jun	Spirit Airlines
10 Jun - 27 Jun	Spirit Airlines
10 Jun - 26 Jun	Spirit Airlines
10 Jun - 05 Jul	Spirit Airlines
03 Jun - 21 Jun	Spirit Airlines
09 Jun - 03 Jul	Spirit Airlines
10 Jun - 01 Jul	Spirit Airlines

Also check the deals for one-way flights from Philadelphia to Buenos Aires in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Philadelphia to Buenos Aires in June from 717€

Return flights