Cheapest one-way flights from Singapore to Seattle in July from $551

AirHint found the following cheapest one-way flights from Singapore (SIN) to Seattle (SEA) in July 2025 (see full year).

One-Way flights

20 Jul United
31 Jul Air Canada
31 Jul Singapore Airlines direct

Also check the deals for return flights from Singapore to Seattle in July.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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