What is the cheapest airline that flies from South Dakota to Portland?

United Airlines, American Airlines, and Delta are the most popular carriers operating from South Dakota to Portland

How long does it take to fly to Portland?

On average, it takes 5h 23m to fly from South Dakota to Portland if you fly out of Rapid City (the most popular airport in South Dakota) and into Portland (the most popular airport in Portland). If you’re flying out of Sioux Falls and into Portland, then the flight time is around 5h 38m.

What airlines fly 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.

When did momondo last update prices for flights from South Dakota to Portland Airport?

Prices for flights from South Dakota to Portland Airport are updated daily.

How many operators does momondo search for flights from South Dakota to Portland Airport?

As of November 2025, there are 4 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 necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$218 Cheap Flights from South Dakota to Portland in 2025/26

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Cheap round-trip flights

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1:02 pm - 5:35 pmFSD-PDX

6h 33m1 stop

1:53 pm - 11:06 pmPDX-FSD

7h 13m1 stop

$251Delta

Find Deal

Tue, Jan 27 - Sat, Jan 31

11:22 am - 9:12 pmFSD-PDX

11h 50m2 stops

8:30 am - 4:37 pmPDX-FSD

6h 07m1 stop

$256United Airlines

Find Deal

Tue, Jan 27 - Sat, Jan 31

5:15 am - 9:38 amRAP-PDX

5h 23m1 stop

5:00 am - 1:11 pmPDX-RAP

7h 11m1 stop

$259United Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

2:51 pm - 10:40 pmRAP-PDX

8h 49m2 stops

12:32 am - 10:22 amPDX-RAP

8h 50m1 stop

$264Delta

Find Deal

Fri, Dec 5 - Sat, Dec 6

2:26 pm - 11:56 amFSD-PDX

23h 30m1 stop

7:26 pm - 7:46 pmPDX-FSD

22h 20m1 stop

$288Multiple Airlines

Find Deal

Thu, Dec 4 - Sun, Dec 7

10:10 pm - 8:04 amRAP-PDX

34h 54m2 stops

5:28 pm - 9:13 amPDX-RAP

14h 45m1 stop

$289Multiple Airlines

Find Deal

Sun, Nov 23 - Fri, Nov 28

8:50 pm - 11:43 amFSD-PDX

16h 53m1 stop

12:47 pm - 7:55 pmPDX-FSD

29h 08m1 stop

$316Frontier

Find Deal

Mon, Dec 29 - Sun, Jan 4

2:35 pm - 8:50 pmFSD-PDX

8h 15m1 stop

12:49 am - 12:28 pmPDX-FSD

9h 39m1 stop

$325American Airlines

Find Deal

Tue, Dec 16 - Sat, Dec 20

2:35 pm - 8:50 pmFSD-PDX

8h 15m1 stop

12:49 am - 12:28 pmPDX-FSD

9h 39m1 stop

$335American Airlines

Find Deal

Tue, Dec 16 - Sat, Dec 20

8:50 pm - 11:43 amFSD-PDX

16h 53m1 stop

2:19 pm - 7:55 pmPDX-FSD

27h 36m2 stops

$435Frontier

Find Deal

Mon, Dec 29 - Sun, Jan 4

Delta flights from South Dakota to Portland

Our best Delta deals on South Dakota to Portland flight tickets

Delta

Jan 27

FSD1:02 pmSioux Falls Joe Foss Field

6h 33m

1 stop

PDX5:35 pmPortland

Jan 31

PDX1:53 pmPortland

7h 13m

1 stop

FSD11:06 pmSioux Falls Joe Foss Field

$251

Find similar

Delta

Dec 5

RAP2:51 pmRapid City

8h 49m

2 stops

PDX10:40 pmPortland

Dec 6

PDX12:32 amPortland

8h 50m

1 stop

RAP10:22 amRapid City

$264

Find similar

Delta

Dec 5

FSD1:30 pmSioux Falls Joe Foss Field

6h 13m

1 stop

PDX5:43 pmPortland

Dec 6

PDX12:32 amPortland

7h 48m

1 stop

FSD10:20 amSioux Falls Joe Foss Field

$269

Find similar

American Airlines flights from South Dakota to Portland

Our best American Airlines deals on South Dakota to Portland flight tickets

American Airlines

Dec 16

FSD2:35 pmSioux Falls Joe Foss Field

8h 15m

1 stop

PDX8:50 pmPortland

Dec 20

PDX12:49 amPortland

9h 39m

1 stop

FSD12:28 pmSioux Falls Joe Foss Field

$325

Find similar

American Airlines

Dec 16

FSD2:35 pmSioux Falls Joe Foss Field

8h 15m

1 stop

PDX8:50 pmPortland

Dec 20

PDX12:49 amPortland

9h 39m

1 stop

FSD12:28 pmSioux Falls Joe Foss Field

$335

Find similar

American Airlines

Nov 13

FSD6:30 amSioux Falls Joe Foss Field

8h 27m

1 stop

PDX12:57 pmPortland

Nov 16

PDX5:30 amPortland

9h 11m

1 stop

FSD4:41 pmSioux Falls Joe Foss Field

$374

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Tue 1/27

1:02 pm-5:35 pm

1 stop6h 33m

Portland

Sat 1/31

1:53 pm-11:06 pm

1 stop7h 13m

$251

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Tue 1/27

11:22 am-9:12 pm

2 stops11h 50m

Portland

Sat 1/31

8:30 am-4:37 pm

1 stop6h 07m

$256

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

Fri 12/12

5:15 am-9:38 am

1 stop5h 23m

Portland

Mon 12/15

5:00 am-1:11 pm

1 stop7h 11m

$259

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

Fri 12/5

2:51 pm-10:40 pm

2 stops8h 49m

Portland

Sat 12/6

12:32 am-10:22 am

1 stop8h 50m

$264

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Thu 12/4

2:26 pm-11:56 am

1 stop23h 30m

Portland

Sun 12/7

7:26 pm-7:46 pm

1 stop22h 20m

$288

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

Sun 11/23

10:10 pm-8:04 am

2 stops34h 54m

Portland

Fri 11/28

5:28 pm-9:13 am

1 stop14h 45m

$289

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Mon 12/29

8:50 pm-11:43 am

1 stop16h 53m

Portland

Sun 1/4

12:47 pm-7:55 pm

1 stop29h 08m

$316

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Tue 12/16

2:35 pm-8:50 pm

1 stop8h 15m

Portland

Sat 12/20

12:49 am-12:28 pm

1 stop9h 39m

$325

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Tue 12/16

2:35 pm-8:50 pm

1 stop8h 15m

Portland

Sat 12/20

12:49 am-12:28 pm

1 stop9h 39m

$335

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Mon 12/29

8:50 pm-11:43 am

1 stop16h 53m

Portland

Sun 1/4

2:19 pm-7:55 pm

2 stops27h 36m

$435

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How to get the cheapest flight ticket from South Dakota to Portland

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

Prices

Airlines

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from South Dakota is in February. Flight prices, which tend to average around $298, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until July to fly from South Dakota, when ticket prices are also cheap, with an average price of $331.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $293. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $721.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $293. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $488 per ticket.

How far in advance should I book a flight to Portland?

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 $417 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 $282 on momondo.

Cheap South Dakota to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Portland

Direct flights	None

There are no direct flights from South Dakota to Portland. There are no popular flight routes from South Dakota to Portland.

Search flight deals

When did momondo last update prices for flights from South Dakota to Portland Airport?
Prices for flights from South Dakota to Portland Airport are updated daily.
How many operators does momondo search for flights from South Dakota to Portland Airport?
As of November 2025, there are 4 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 necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from South Dakota to Portland

Compare and see reviews for airlines that fly from South Dakota to Portland with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $130	Free Cancellation	Rating 5.8 3,117 reviews	Search Frontier flights
American Airlines	PriceFrom $250	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
United Airlines	PriceFrom $253	Free Cancellation	Rating 7.4 9,002 reviews	Search United Airlines flights
Delta	PriceFrom $258	Free Cancellation	Rating 7.9 8,003 reviews	Search Delta flights

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Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Portland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Dakota to Portland. momondo saves you time and could save you money on your trip.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from South Dakota to Portland.

I’m not ready to book a flight from South Dakota to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from South Dakota and alert you when they change.

An easier way to manage your Portland trip

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Cheap flights from South Dakota to Portland from $218

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 12/2. 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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Filter for what you want

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Delta flights from South Dakota to Portland

Our best Delta deals on South Dakota to Portland flight tickets

American Airlines flights from South Dakota to Portland

Our best American Airlines deals on South Dakota to Portland flight tickets

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How to get the cheapest flight ticket from South Dakota to Portland

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 month to fly to Portland?

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $293. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $721.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $293. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $488 per ticket.

How far in advance should I book a flight to Portland?

What is the cheapest airline that flies from South Dakota to Portland?

United Airlines, American Airlines, and Delta are the most popular carriers operating from South Dakota to Portland

What airlines fly to Portland?

How long does it take to fly to Portland?

On average, it takes 5h 23m to fly from South Dakota to Portland if you fly out of Rapid City (the most popular airport in South Dakota) and into Portland (the most popular airport in Portland). If you’re flying out of Sioux Falls and into Portland, then the flight time is around 5h 38m.

Cheap South Dakota to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Portland

Direct flights

When did momondo last update prices for flights from South Dakota to Portland Airport?

How many operators does momondo search for flights from South Dakota to Portland Airport?

How old do you have to be to fly from South Dakota to Portland Airport?

What documentation or ID do you need to fly to Portland Airport?

Best airlines flying from South Dakota to Portland

Compare and see reviews for airlines that fly from South Dakota to Portland with momondo

Traveling to a place near Portland?

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Portland?

Can I find flights from South Dakota to Portland with flexible booking policies on momondo?

How can momondo help me find flights from South Dakota to Portland?

I’m not ready to book a flight from South Dakota to Portland right now. Can momondo alert me if prices change?

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon