AirHint found the following cheapest return flights from Philadelphia (PHL) to Lisbon (LIS) in June 2026 (see full year).
Return flights
| 15 Jun - 11 Jul | TAP | ||
| 18 Jun - 11 Jul | TAP | ||
| 04 Jun - 27 Jun | TAP | ||
| 15 Jun - 11 Jul | British Airways | direct | |
| 04 Jun - 27 Jun | Iberia | direct | |
| 18 Jun - 11 Jul | British Airways | direct |
Also check the deals for one-way flights from Philadelphia to Lisbon in June.
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