Explore Air Canada flights from Seattle to United Kingdom from USD 710*
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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.
Best fares between Seattle and United Kingdom
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Seattle (SEA)to
London, UK (LHR)Jan 09, 2026 - Jan 17, 2026
From
USD 1,044
Round-trip
Economy
Seattle (SEA)to
London, UK (LHR)Mar 31, 2026 - Apr 12, 2026
From
USD 710
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 Seattle and United Kingdom
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From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Seattle (SEA) | London, UK (LHR) | Round-trip / Economy | Mar 31, 2026 - Apr 12, 2026 | From USD 710 Viewed: 1 day 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.