Travel with Air Canada from Washington, D.C. to London, UK (WAS - LHR) from CAD 1,010*
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1 Passenger
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*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
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Try alternate month or interact with individual days below in order to find offers.
*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 points
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From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Oct 07, 2026 - Oct 15, 2026 | From 73,368 pts + CAD 448 Viewed: 2 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Oct 12, 2026 - Oct 15, 2026 | From 73,850 pts + CAD 459 Viewed: 2 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Dec 09, 2026 - Dec 13, 2026 | From 79,024 pts + CAD 400 Viewed: 16 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Mar 20, 2027 - Mar 27, 2027 | From 292,192 pts + CAD 636 Viewed: 12 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Mar 19, 2027 - Mar 27, 2027 | From 296,056 pts + CAD 727 Viewed: 12 hours 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.