One of the essential ways to save on airfare from Portland to Grand Forks is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 36% on airfare.
Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 73% on the overall cost on flights from Portland to Grand Forks.
September can be a great time to fly to Grand Forks from Portland with a flight ticket averaging about $745. Cheapflights users have found deals in the month of September for as cheap as $353. The most expensive prices can be found in the month of December.