Cheap flights from South Dakota to Portland from $234
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Portland departing on 7/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Delta flights from South Dakota to Portland, Maine
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How to get the cheapest flight ticket from South Dakota to Portland, Maine
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Portland, Maine?
On average, the least expensive day to fly to Portland, Maine from South Dakota is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $449. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from South Dakota because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $737.
What is the cheapest time of day to depart on your flight to Portland, Maine?
At noon is the cheapest time of day to fly from South Dakota to Portland, Maine when you can find flight prices for as low as $450. Flying to Portland, Maine at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $553. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest airline that flies from South Dakota to Portland?
American Airlines and United Airlines are the most popular carriers operating from South Dakota to Portland
What airlines fly to Portland, Maine?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from South Dakota according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.
Cheap South Dakota to Portland, Maine flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from South Dakota to Portland, Maine
When did momondo last update prices for flights from South Dakota to Portland Airport?
Prices for flights from South Dakota to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from South Dakota to Portland Airport?
As of June 2025, there are 3 operators available to choose from for flights from South Dakota to Portland Airport.
How old do you have to be to fly from South Dakota to Portland Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from South Dakota to Portland, Maine
Compare and see reviews for airlines that fly from South Dakota to Portland, Maine with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $248 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $273 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $348 | Free Cancellation | Rating 7.4 8,810 reviews |
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from South Dakota to Portland?
Finding the right flight to Portland from South Dakota is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.
Can I find flights from South Dakota to Portland with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for South Dakota to Portland flights to just show those with flexible booking policies.
How can momondo help me find flights from South Dakota to Portland?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from South Dakota.
I’m not ready to book a flight from South Dakota to Portland right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of South Dakota to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.