To save up to 71% on this flight, we recommend booking at least 55 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Oakland, California to Duluth from $412 1-2 weeks out and tickets from $537 for flights departing within the next 72 hours.
Flights from Oakland, California to Duluth lean towards being more expensive in November. Prices are generally better when you fly from Oakland, California to Duluth in August, with the cheapest ticket starting at $253.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oakland, California to Duluth as you normally would.