Cheapest one-way flights from Washington to Prague in March from $229

AirHint found the following cheapest one-way flights from Washington (IAD) to Prague (PRG) in March 2026 (see full year).

One-Way flights

22 Mar Icelandair
27 Mar Allegiant Air
03 Mar Icelandair
13 Mar Frontier Airlines
04 Mar Aer Lingus
25 Mar Aer Lingus
19 Mar Turkish Airlines
20 Mar British Airways
21 Mar British Airways
06 Mar Delta

Also check the deals for return flights from Washington to Prague in March.

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