What are the cheapest airlines to fly from South Dakota to Portland one-way?

For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $126. Users have also found prices from $143 and $156 on Sun Country Air and Frontier, respectively.

What are the most popular airlines that fly from South Dakota to Portland?

When booking a flight from South Dakota to Portland, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

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

Find a great deal and save up to 68% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from South Dakota to Portland within the next two weeks, with the cheapest ticket starting at $267.

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

September is one of the best times of the year to fly to Portland from South Dakota. Prices for September average $401 per person but you can even find prices for as low as $159. The most expensive prices can be found in the month of November. Opting for a September flight can save you 30% on your journey compared to booking in November

What airport do you fly into for flights to Portland from South Dakota?

Portland (PDX) is the airport you will fly into if you book a flight from South Dakota to Portland. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.

Can I find deals for flights from South Dakota to Portland that include hotel bookings?

Yes. In addition to deals on South Dakota to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from South Dakota to Portland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Portland.

Can I find deals for business class flights from South Dakota to Portland?

Yes. Cheapflights offers flight deals from South Dakota to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$126+ Flights from South Dakota to Portland - Compare & Save Big

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Cheap flight deals from South Dakota to Portland

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$287 (United Airlines)
One-way from	$126 (Mytrip)
Popular in	November
Cheapest in	September
Average price	$406

Provider with most accurate pricing for Sioux Falls Joe Foss Field-Portland flight deals.

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From South Dakota to Portland

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One-way flight from South Dakota to Portland

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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from South Dakota to Portland

Cheapest flights from South Dakota to Portland
Explore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

mié. 9/174:38 pmRAP - PDX

1 stop7h 05mAmerican Airlines

mar. 9/237:00 amPDX - RAP

1 stop9h 27mAmerican Airlines

Deal found 4/28

$259

jue. 7/35:59 pmRAP - PDX

1 stop5h 17mUnited Airlines

lun. 7/75:00 amPDX - RAP

1 stop6h 46mUnited Airlines

Deal found 4/28

$287

mar. 6/106:07 pmFSD - PDX

2 stops7h 32mDelta

mié. 6/188:29 pmPDX - FSD

2 stops11h 45mDelta

Deal found 4/27

$295

sáb. 6/143:31 pmRAP - PDX

1 stop19h 14mMultiple Airlines

mié. 6/186:39 pmPDX - RAP

1 stop25h 33mMultiple Airlines

Deal found 4/28

$307

vie. 7/115:11 pmFSD - PDX

1 stop9h 16mAmerican Airlines

mié. 7/165:30 amPDX - FSD

1 stop9h 01mAmerican Airlines

Deal found 4/28

$319

jue. 7/172:57 pmFSD - PDX

1 stop11h 19mFrontier

mar. 7/226:53 pmPDX - FSD

1 stop22h 01mFrontier

Deal found 4/28

$343

vie. 10/245:15 pmFSD - PDX

2 stops9h 29mUnited Airlines

lun. 10/2711:55 pmPDX - FSD

1 stop8h 37mUnited Airlines

Deal found 4/29

$379

vie. 5/22:08 pmFSD - PDX

1 stop12h 30mMultiple Airlines

mar. 5/67:40 amPDX - FSD

2 stops13h 03mMultiple Airlines

Deal found 4/28

$385

lun. 7/1410:43 amRAP - PDX

2 stops11h 18mDelta

lun. 7/218:02 pmPDX - RAP

2 stops13h 01mDelta

Deal found 4/28

$414

Best flights from South Dakota to Portland
Discover carefully curated flight deals from South Dakota to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 30, 2025.

jue. 7/35:59 pmRAP - PDX

1 stop5h 17mUnited Airlines

lun. 7/75:00 amPDX - RAP

1 stop6h 46mUnited Airlines

Deal found 4/28

$287

mar. 6/106:07 pmFSD - PDX

2 stops7h 32mDelta

mié. 6/188:29 pmPDX - FSD

2 stops11h 45mDelta

Deal found 4/27

$295

sáb. 6/143:31 pmRAP - PDX

1 stop19h 14mMultiple Airlines

mié. 6/186:39 pmPDX - RAP

1 stop25h 33mMultiple Airlines

Deal found 4/28

$307

vie. 7/115:11 pmFSD - PDX

1 stop9h 16mAmerican Airlines

mié. 7/165:30 amPDX - FSD

1 stop9h 01mAmerican Airlines

Deal found 4/28

$319

jue. 7/172:57 pmFSD - PDX

1 stop11h 19mFrontier

mar. 7/226:53 pmPDX - FSD

1 stop22h 01mFrontier

Deal found 4/28

$343

lun. 7/144:38 pmRAP - PDX

1 stop7h 21mAmerican Airlines

dom. 7/2012:59 amPDX - RAP

1 stop7h 56mAmerican Airlines

Deal found 4/28

$350

vie. 10/245:15 pmFSD - PDX

2 stops9h 29mUnited Airlines

lun. 10/2711:55 pmPDX - FSD

1 stop8h 37mUnited Airlines

Deal found 4/29

$379

lun. 7/1410:43 amRAP - PDX

2 stops11h 18mDelta

lun. 7/218:02 pmPDX - RAP

2 stops13h 01mDelta

Deal found 4/28

$414

Last-minute flights from South Dakota to Portland
Discover last-minute flight deals from South Dakota to Portland. Data last updated abril 30, 2025 and is based on user searches.

vie. 5/22:08 pmFSD - PDX

1 stop12h 30mMultiple Airlines

mar. 5/67:40 amPDX - FSD

2 stops13h 03mMultiple Airlines

Deal found 4/28

$385

vie. 5/24:20 pmFSD - PDX

2 stops9h 24mDelta

lun. 5/512:59 amPDX - FSD

1 stop7h 13mDelta

Deal found 4/28

$414

sáb. 5/312:26 pmRAP - PDX

1 stop10h 16mAmerican Airlines

sáb. 5/105:26 amPDX - RAP

1 stop9h 38mAmerican Airlines

Deal found 4/28

$379

sáb. 5/36:00 amRAP - PDX

1 stop7h 53mDelta

vie. 5/912:40 amPDX - RAP

1 stop8h 26mDelta

Deal found 4/28

$424

sáb. 5/33:43 pmRAP - PDX

1 stop6h 23mUnited Airlines

sáb. 5/1010:21 amPDX - RAP

2 stops9h 05mUnited Airlines

Deal found 4/28

$454

mar. 5/136:00 amFSD - PDX

1 stop5h 46mUnited Airlines

sáb. 5/174:20 pmPDX - FSD

1 stop5h 26mUnited Airlines

Deal found 4/28

$399

One-way flights from South Dakota to Portland
Search for one-way flight options from South Dakota to Portland. Find affordable one-way fares based on user searches. Data last updated abril 30, 2025.

sáb. 6/213:30 pmRAP - PDX

1 stop19h 15mAllegiant Air

Deal found 4/27

$126

lun. 7/75:21 pmRAP - PDX

1 stop6h 25mSun Country Air

Deal found 4/29

$143

vie. 5/233:58 pmFSD - PDX

1 stop10h 19mFrontier

Deal found 4/28

$156

lun. 7/711:16 amRAP - PDX

2 stops10h 21mUnited Airlines

Deal found 4/29

$181

vie. 5/239:58 pmFSD - PDX

2 stops20h 47mMultiple Airlines

Deal found 4/28

$206

mar. 5/134:25 pmRAP - PDX

1 stop8h 00mDelta

Deal found 4/28

$236

dom. 8/33:16 pmFSD - PDX

1 stop7h 07mDelta

Deal found 4/28

$250

sáb. 6/219:54 amRAP - PDX

3 stops37h 52mMultiple Airlines

Deal found 4/27

$431

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

jue. 7/3

5:59 pm-10:16 pm

1 stop5h 17m

Portland

lun. 7/7

5:00 am-12:46 pm

1 stop6h 46m

$287

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

mar. 6/10

6:07 pm-11:39 pm

2 stops7h 32m

Portland

mié. 6/18

8:29 pm-10:14 am

2 stops11h 45m

$295

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

sáb. 6/14

3:31 pm-9:45 am

1 stop19h 14m

Portland

mié. 6/18

6:39 pm-9:12 pm

1 stop25h 33m

$307

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

vie. 7/11

5:11 pm-12:27 am

1 stop9h 16m

Portland

mié. 7/16

5:30 am-4:31 pm

1 stop9h 01m

$319

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

jue. 7/17

2:57 pm-12:16 am

1 stop11h 19m

Portland

mar. 7/22

6:53 pm-6:54 pm

1 stop22h 01m

$343

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

lun. 7/14

4:38 pm-10:59 pm

1 stop7h 21m

Portland

dom. 7/20

12:59 am-9:55 am

1 stop7h 56m

$350

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

vie. 10/24

5:15 pm-12:44 am

2 stops9h 29m

Portland

lun. 10/27

11:55 pm-10:32 am

1 stop8h 37m

$379

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

lun. 7/14

10:43 am-9:01 pm

2 stops11h 18m

Portland

lun. 7/21

8:02 pm-10:03 am

2 stops13h 01m

$414

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

sáb. 6/21

3:30 pm-9:45 am

1 stop19h 15m

$126

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

lun. 7/7

5:21 pm-10:46 pm

1 stop6h 25m

$143

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 15 results

Best time to book a flight from South Dakota to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from South Dakota with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Portland

What is the cheapest month to book a flight from South Dakota to Portland?

Currently, November is the cheapest month in which you can book a flight from South Dakota to Portland (average of $277). Flying from South Dakota to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SD to PDX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to Portland as you normally would.

Rainfall in Portland by month

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from South Dakota to Portland by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,936 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air

7.3

Good

734 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Sun Country Air

6.9

Okay

346 reviews

Delta

8.0

Very good

7,936 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to Portland from South Dakota?
Portland (PDX) is the airport you will fly into if you book a flight from South Dakota to Portland. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.
What are the cheapest airlines to fly from South Dakota to Portland one-way?
For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $126. Users have also found prices from $143 and $156 on Sun Country Air and Frontier, respectively.
Can I find deals for flights from South Dakota to Portland that include hotel bookings?
Yes. In addition to deals on South Dakota to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from South Dakota to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Portland.
Can I find deals for business class flights from South Dakota to Portland?
Yes. Cheapflights offers flight deals from South Dakota to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from South Dakota to Portland?
Currently, November is the cheapest month in which you can book a flight from South Dakota to Portland (average of $277). Flying from South Dakota to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Beaverton

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Seaside

Clackamas

Vancouver

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Lake Oswego

Hillsboro

Gresham

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Long Beach

Cannon Beach

Tigard

Hood River

Woodburn

Depoe Bay

Pacific City

Stevenson

Troutdale

Longview

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Top 4 airlines flying from South Dakota to Portland

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$130	Average$243	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$235	Average$393	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$268	Average$319	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$268	Average$471	FlexibilityNo cancel fee	On-time69%

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$126+ Cheap flights from South Dakota to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from South Dakota to Portland with Cheapflights

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Cheap flight deals from South Dakota to Portland

Keep the following information in mind while searching for South Dakota to Portland flight deals. Data was last updated abril 30, 2025.

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Dakota to Portland

Cheapest flights from South Dakota to PortlandExplore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

Explore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Dakota to Portland that are best for you.

Best time to book a flight from South Dakota to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from South Dakota with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Portland

What is the cheapest month to book a flight from South Dakota to Portland?

What is the cheapest time of day to fly from SD to PDX?

Find hourly flight availability from South Dakota to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 30, 2025.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

Reviews of airlines servicing Portland

Related info for your journey

Find useful and relevant information for your journey from South Dakota to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Portland from South Dakota?

What are the cheapest airlines to fly from South Dakota to Portland one-way?

Can I find deals for flights from South Dakota to Portland that include hotel bookings?

How can I find direct flights from South Dakota to Portland?

Can I find deals for business class flights from South Dakota to Portland?

What is the cheapest month to book a flight from South Dakota to Portland?

Traveling to a place near South Dakota?

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Alternative routes for South Dakota to Portland

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Top 4 airlines flying from South Dakota to Portland

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Cheapest flights from South Dakota to Portland
Explore the most affordable flight options available from South Dakota to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.