You can now purchase United® Premium Plus, a new option coming to most long-haul international flights that offers more space, comfort and amenities. A roomier seat is just the beginning. Travelers can also look forward to upgraded dining, free alcoholic beverages and high-end amenities
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 04.10.2026 - 17.10.2026 | from 653€ Viewed: 1 hour ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 16.07.2026 - 09.08.2026 | from 653€ Viewed: 4 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 23.07.2026 - 16.08.2026 | from 653€ Viewed: 5 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 16.10.2026 - 01.11.2026 | from 653€ Viewed: 7 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 21.06.2026 - 28.06.2026 | from 653€ Viewed: 6 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 01.09.2026 - 15.09.2026 | from 653€ Viewed: 13 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 21.07.2026 - 28.07.2026 | from 653€ Viewed: 13 hours ago |
| Brussels (BRU) | Washington, D.C. (IAD) | Roundtrip | Economy | 22.07.2026 - 29.07.2026 | from 653€ Viewed: 13 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.