Book Air Canada flights to United Kingdom from USD 512*
*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.
Best fares to United Kingdom
Los Angeles (LAX)to
London, UK (LHR)Los Angeles (LAX)to
London, UK (LHR)San Francisco (SFO)to
London, UK (LHR)San Francisco (SFO)to
London, UK (LHR)Houston (IAH)to
London, UK (LHR)Houston (IAH)to
London, UK (LHR)Washington, D.C. (IAD)to
London, UK (LHR)Boston (BOS)to
London, UK (LHR)Boston (BOS)to
London, UK (LHR)Dallas (DFW)to
London, UK (LHR)Dallas (DFW)to
London, UK (LHR)Denver (DEN)to
London, UK (LHR)Denver (DEN)to
London, UK (LHR)San Diego (SAN)to
London, UK (LHR)Philadelphia (PHL)to
London, UK (LHR)Pittsburgh (PIT)to
London, UK (LHR)Pittsburgh (PIT)to
London, UK (LHR)Portland, OR (PDX)to
London, UK (LHR)Portland, OR (PDX)to
London, UK (LHR)*Fares displayed have been collected within the last 48hrs 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.
Find low fares to United Kingdom
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Los Angeles (LAX) | London, UK (LHR) | Round-trip / Economy | Mar 24, 2026 - Mar 31, 2026 | From USD 635 Viewed: 17 hours ago |
| San Francisco (SFO) | London, UK (LHR) | Round-trip / Economy | Nov 10, 2026 - Nov 17, 2026 | From USD 630 Viewed: 2 hours ago |
| Houston (IAH) | London, UK (LHR) | Round-trip / Economy | Nov 07, 2026 - Nov 21, 2026 | From USD 872 Viewed: 8 hours ago |
| Washington, D.C. (IAD) | London, UK (LHR) | Round-trip / Economy | Mar 26, 2026 - Apr 06, 2026 | From USD 862 Viewed: 7 hours ago |
| Denver (DEN) | London, UK (LHR) | Round-trip / Economy | Oct 20, 2026 - Oct 27, 2026 | From USD 633 Viewed: 21 hours ago |
| Boston (BOS) | London, UK (LHR) | Round-trip / Economy | Mar 24, 2026 - Mar 31, 2026 | From USD 525 Viewed: 6 hours ago |
| Dallas (DFW) | London, UK (LHR) | Round-trip / Economy | Mar 24, 2026 - Mar 31, 2026 | From USD 834 Viewed: 10 hours ago |
| San Diego (SAN) | London, UK (LHR) | Round-trip / Economy | Jun 28, 2026 - Jul 11, 2026 | From USD 1,476 Viewed: 12 hours ago |
| Philadelphia (PHL) | London, UK (LHR) | Round-trip / Economy | Mar 27, 2026 - Apr 03, 2026 | From USD 907 Viewed: 13 hours ago |
| Portland, OR (PDX) | London, UK (LHR) | Round-trip / Economy | Dec 01, 2026 - Dec 08, 2026 | From USD 630 Viewed: 22 hours ago |
*Fares displayed have been collected within the last 48hrs 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.