AirHint found the following cheapest one-way flights from Oakland (OAK) to Barcelona (BCN) in January 2026 (see full year).
One-Way flights
| 12 Jan | Alaska Airlines | ||
| 06 Jan | British Airways | ||
| 14 Jan | Icelandair | ||
| 18 Jan | Icelandair | ||
| 21 Jan | Icelandair | ||
| 07 Jan | Icelandair | ||
| 11 Jan | Icelandair | ||
| 16 Jan | Icelandair | ||
| 30 Jan | Icelandair | ||
| 02 Jan | Icelandair |
Also check the deals for return flights from Oakland to Barcelona in January.
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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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