Travel with Air Canada from Washington, D.C. to London, UK (WAS - LHR)
*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights between Washington, D.C. and London, UK - our lowest fares in cash
Flights between Washington, D.C. and London, UK - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | May 23, 2026 - May 27, 2026 | From 80,000 pts + CAD 218 Viewed: 8 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | May 26, 2026 - May 27, 2026 | From 80,000 pts + CAD 279 Viewed: 8 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | May 25, 2026 - May 27, 2026 | From 80,000 pts + CAD 279 Viewed: 8 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | May 24, 2026 - May 27, 2026 | From 80,000 pts + CAD 218 Viewed: 8 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Aug 19, 2026 - Aug 31, 2026 | From 73,500 pts + CAD 123 Viewed: 1 day ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Aug 20, 2026 - Aug 31, 2026 | From 80,000 pts + CAD 158 Viewed: 1 day ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Jul 25, 2026 - Aug 01, 2026 | From 100,500 pts + CAD 396 Viewed: 1 day ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Jul 12, 2026 - Jul 17, 2026 | From 147,200 pts + CAD 847 Viewed: 20 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | May 01, 2026 - May 03, 2026 | From 160,000 pts + CAD 570 Viewed: 1 day ago |
*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.