Explore Air Canada flights from United States to United Kingdom starting at USD 442*
Best fares between United States and United Kingdom
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flight_land
USD
My travel class is:
San Francisco (SFO)to
London, UK (LHR)Jan 29, 2025 - Feb 05, 2025
USD 633*
Round-trip
/
Economy
Los Angeles (LAX)to
London, UK (LHR)Feb 25, 2025 - Mar 04, 2025
USD 662*
Round-trip
/
Economy
Denver (DEN)to
London, UK (LHR)Jan 22, 2025 - Jan 29, 2025
USD 633*
Round-trip
/
Economy
Dallas (DFW)to
London, UK (LHR)Jan 22, 2025 - Jan 29, 2025
USD 838*
Round-trip
/
Economy
Boston (BOS)to
London, UK (LHR)Mar 19, 2025 - Mar 26, 2025
USD 442*
Round-trip
/
Economy
Seattle (SEA)to
London, UK (LHR)Feb 11, 2025 - Feb 19, 2025
USD 768*
Round-trip
/
Economy
Portland, OR (PDX)to
London, UK (LHR)Jan 14, 2025 - Jan 21, 2025
USD 662*
Round-trip
/
Economy
*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 between United States and United Kingdom
flight_takeoff
flight_land
USD
My travel class is:
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| FromSan Francisco (SFO) | ToLondon, UK (LHR) | Round-trip / Economy | Apr 30, 2025 - May 07, 2025 | USD 636* Viewed: 18 hours ago |
| FromLos Angeles (LAX) | ToLondon, UK (LHR) | Round-trip / Economy | Apr 16, 2025 - Apr 23, 2025 | USD 665* Viewed: 6 hours ago |
| FromDenver (DEN) | ToLondon, UK (LHR) | Round-trip / Economy | Oct 15, 2025 - Oct 22, 2025 | USD 636* Viewed: 10 hours ago |
| FromDallas (DFW) | ToLondon, UK (LHR) | Round-trip / Economy | Dec 10, 2025 - Dec 17, 2025 | USD 850* Viewed: 3 hours ago |
| FromBoston (BOS) | ToLondon, UK (LHR) | Round-trip / Economy | Apr 15, 2025 - Apr 22, 2025 | USD 462* Viewed: 14 hours ago |
| FromPhoenix (PHX) | ToLondon, UK (LHR) | Round-trip / Economy | Jun 04, 2025 - Jun 18, 2025 | USD 1,478* Viewed: 18 minutes ago |
| FromPhiladelphia (PHL) | ToLondon, UK (LHR) | Round-trip / Economy | Jun 10, 2025 - Jun 19, 2025 | USD 1,255* Viewed: 13 hours ago |
| FromTampa (TPA) | ToLondon, UK (LHR) | Round-trip / Economy | Jul 19, 2025 - Aug 01, 2025 | USD 1,077* Viewed: 14 hours ago |
| FromPortland, OR (PDX) | ToLondon, UK (LHR) | Round-trip / Economy | Sep 23, 2025 - Sep 30, 2025 | USD 665* Viewed: 11 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.