AirHint found the following cheapest one-way flights from Washington (IAD) to Frankfurt (FRA) in March 2026 (see full year).
One-Way flights
| 23 Mar | Icelandair | ||
| 15 Mar | Icelandair | ||
| 09 Mar | Icelandair | ||
| 10 Mar | Icelandair | ||
| 24 Mar | Icelandair | ||
| 08 Mar | SWISS | ||
| 19 Mar | TAP | ||
| 14 Mar | TAP | ||
| 29 Mar | Lufthansa | ||
| 06 Mar | TAP |
Also check the deals for return flights from Washington to Frankfurt in March.
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