AirHint found the following cheapest one-way flights from Washington (IAD) to Prague (PRG) in May 2026 (see full year).
One-Way flights
| 23 May | Frontier Airlines | ||
| 10 May | Icelandair | ||
| 11 May | Icelandair | ||
| 13 May | Air France | ||
| 28 May | Icelandair | ||
| 27 May | Icelandair | ||
| 15 May | Icelandair | ||
| 30 May | SWISS | ||
| 29 May | SWISS | ||
| 16 May | British Airways |
Also check the deals for return flights from Washington to Prague in May.
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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.
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