Cheap Flights from Portland Airport to South Dakota from 274 € Return

Flight deals from Portland Airport to South Dakota

Looking for a cheap last-minute deal or the best return flight from Portland Airport to South Dakota? If you want to travel next month, return fares start from 357 €. Find the lowest prices on one-way and return tickets right here.

Rapid City.274 € per passenger.Departing Fri, 16 Oct, returning Sun, 18 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Portland on Fri, 16 Oct, arriving in Rapid City Regional.Inbound indirect flight with Delta, departs from Rapid City Regional on Sun, 18 Oct, arriving in Portland.Price includes taxes and charges.From 274 €, select.

Sioux Falls.283 € per passenger.Departing Thu, 9 Jul, returning Mon, 13 Jul.Return flight with United.Outbound indirect flight with United, departs from Portland on Thu, 9 Jul, arriving in Sioux Falls.Inbound indirect flight with United, departs from Sioux Falls on Mon, 13 Jul, arriving in Portland.Price includes taxes and charges.From 283 €, select.

Watertown.380 € per passenger.Departing Sat, 20 Jun, returning Fri, 26 Jun.Return flight with United.Outbound indirect flight with United, departs from Portland on Sat, 20 Jun, arriving in Watertown.Inbound indirect flight with United, departs from Watertown on Fri, 26 Jun, arriving in Portland.Price includes taxes and charges.From 380 €, select.

Pierre.639 € per passenger.Departing Sun, 7 Jun, returning Thu, 11 Jun.Return flight with United.Outbound indirect flight with United, departs from Portland on Sun, 7 Jun, arriving in Pierre.Inbound indirect flight with United, departs from Pierre on Thu, 11 Jun, arriving in Portland.Price includes taxes and charges.From 639 €, select.

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Flying from Portland Airport to South Dakota

Arm yourself with these facts on the fly.

Cheapest flight found	274 €
Cheapest month to fly	October

How to find cheap flights from Portland Airport to South Dakota

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Portland Airport to South Dakota. Other savvy travellers recently found return flights from 274 € and one-way tickets from 138 €. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in October

The cheapest time to fly from Portland Airport to South Dakota is currently October.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Portland Airport to anywhere you choose in South Dakota.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Portland Airport to your chosen airport in South Dakota go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the South Dakota Airport to South Dakota flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Portland Airport to South Dakota?

There are currently no direct flights from Portland Airport to South Dakota, but we've found some other routes to United States – check them out now.

What is the average price of a flight from Portland Airport to South Dakota?

We looked at all of the upcoming return flights from Portland Airport to South Dakota we could find over the next 12 months. It looks like 274 € is the best price. This is good, compared to the average South Dakota ticket price of 394 €.

What is the cheapest month to fly from Portland Airport to South Dakota?

The cheapest month to fly from Portland Airport to Sioux Falls Airport is currently July.
The cheapest month to fly from Portland Airport to Pierre Airport is currently June.
The cheapest month to fly from Portland Airport to Watertown Airport is currently June.
And the cheapest month to fly from Portland Airport to Rapid City Regional Airport is usually October.

Which upcoming date is cheapest to fly from Portland Airport to South Dakota on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Portland Airport to South Dakota on Friday, 16 October 2026.

If I'm flying from Portland Airport, where in South Dakota is cheapest to fly into?

If you're flying from Portland, the cheapest city in South Dakota to fly into is Rapid City. The cheapest airport serving Rapid City at the moment is Rapid City Regional.