Cheapest one-way flights from Oakland to Seattle in May from $76

AirHint found the following cheapest one-way flights from Oakland (OAK) to Seattle (SEA) in May 2026 (see full year).

One-Way flights

02 May Alaska Airlines direct
09 May Alaska Airlines direct
16 May Alaska Airlines direct
21 May Alaska Airlines direct
22 May Alaska Airlines direct

Also check the deals for return flights from Oakland to Seattle in May.

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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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