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Cheapest one-way flights from Seattle (SEA) to London (LHR), November

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Dates, airline, and price
Dates	Airline	Price
25 Nov	Alaska Airlines
19 Nov	Alaska Airlines
18 Nov	Icelandair
06 Nov	Icelandair
20 Nov	Icelandair
25 Nov	Virgin Atlantic Direct Flight
15 Nov	American Airlines Direct Flight
01 Nov	British Airways Direct Flight
03 Nov	Air France Direct Flight
18 Nov	Air France Direct Flight

deals for return flights from Seattle to London in November.

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Updated Jul 19, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Seattle (SEA) to London (LHR), November

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