Cheapest one-way flights from Oakland to Lisbon in April from $766

AirHint found the following cheapest one-way flights from Oakland (OAK) to Lisbon (LIS) in April 2026 (see full year).

One-Way flights

21 Apr Icelandair
17 Apr Icelandair
18 Apr Icelandair
04 Apr Icelandair

Also check the deals for return flights from Oakland to Lisbon in April.

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