It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 99% on flights from Helena to Oakland compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $416. For sooner than that we have options available in the next 3 days from $638.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 37% on flights from Helena to Oakland by exploring options for tickets at noon.