Cheap flights from South Dakota to Portland from $136

The cheapest month to fly to Portland from South Dakota is in April. Flight prices, which tend to average around $120, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in April, then you should wait until July to fly from South Dakota, when ticket prices are also cheap, with an average price of $144.

You are more likely to see cheaper flights to Portland from South Dakota when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from South Dakota for as low as $284 on momondo.

Frontier, American Airlines, and Allegiant Air are the most popular carriers operating from South Dakota to Portland

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Portland from South Dakota according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 4 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.