Explore Air Canada flights from Seattle to United Kingdom from USD 1,005*
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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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USD
Seattle (SEA)to
London, UK (LHR)Sep 08, 2026 - Sep 23, 2026
From
USD 1,005
Round-trip
Economy
Seattle (SEA)to
London, UK (LHR)Jul 20, 2026 - Aug 03, 2026
From
USD 1,186
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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USD
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Seattle (SEA) | London, UK (LHR) | Round-trip / Economy | Sep 08, 2026 - Sep 23, 2026 | From USD 1,005 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.