Cheapest return flights from Philadelphia to Prague in May from 754€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Prague (PRG) in May 2026 (see full year).

Return flights

24 May - 31 May Frontier Airlines
31 May - 14 Jun Frontier Airlines
18 May - 15 Jun Finnair
17 May - 15 Jun British Airways
23 May - 06 Jun Frontier Airlines
15 May - 21 May British Airways
16 May - 15 Jun Iberia
18 May - 01 Jun Spirit Airlines
20 May - 22 May British Airways
29 May - 03 Jun British Airways
21 May - 04 Jun Spirit Airlines
31 May - 14 Jun Iberia direct

Also check the deals for one-way flights from Philadelphia to Prague in May.

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