Cheapest return flights from Bellingham to Oakland in December from $245

AirHint found the following cheapest return flights from Bellingham (BLI) to Oakland (OAK) in December 2025 (see full year).

Return flights

19 Dec - 29 Dec Allegiant Air direct
24 Dec - 29 Dec Allegiant Air direct
19 Dec - 04 Jan Allegiant Air direct
28 Dec - 29 Dec Allegiant Air direct
24 Dec - 04 Jan Allegiant Air direct
19 Dec - 26 Dec Allegiant Air direct
28 Dec - 05 Jan Allegiant Air direct
19 Dec - 02 Jan Allegiant Air direct
24 Dec - 26 Dec Allegiant Air direct
28 Dec - 04 Jan Allegiant Air direct
29 Dec - 04 Jan Allegiant Air direct
24 Dec - 02 Jan Allegiant Air direct
19 Dec - 20 Dec Allegiant Air direct
19 Dec - 22 Dec Allegiant Air direct
19 Dec - 24 Dec Allegiant Air direct
28 Dec - 02 Jan Allegiant Air direct
29 Dec - 02 Jan Allegiant Air direct
22 Dec - 29 Dec Allegiant Air direct
26 Dec - 29 Dec Allegiant Air direct
22 Dec - 04 Jan Allegiant Air direct

Also check the deals for one-way flights from Bellingham to Oakland in December.

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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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