AirHint found the following cheapest one-way flights from Washington (IAD) to Brussels (BRU) in June 2026 (see full year).
One-Way flights
| 29 Jun | Aer Lingus | ||
| 28 Jun | Lufthansa | ||
| 26 Jun | Aer Lingus | ||
| 18 Jun | Air Canada | ||
| 07 Jun | TAP | ||
| 08 Jun | TAP | ||
| 25 Jun | TAP | ||
| 20 Jun | TAP | ||
| 29 Jun | Brussels Airlines | direct | |
| 28 Jun | Brussels Airlines | direct |
Also check the deals for return flights from Washington to Brussels in June.
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