What airlines fly to Oregon?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Oregon from South Dakota according to our data. United Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 4 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

How long is the flight from South Dakota to Oregon?

Flight times from South Dakota to Oregon vary, but if you’re flying out of Sioux Falls and flying into Portland (one of the most popular routes), then the duration is 5h 47m on average. Another popular route from South Dakota to Oregon is flying from Rapid City to Portland, which will take roughly 6h 05m. Keep in mind that layovers or delays could extend your travel time.

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

Frontier, United Airlines, and American Airlines are the most popular carriers operating from South Dakota to Oregon

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

Prices for flights from South Dakota to Oregon were last updated today.

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

The number of operators available for flights from South Dakota to Oregon is 4 as of May 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Oregon.

What documentation or ID do you need to fly to Oregon?

The travel and health documents you'll need for your trip to Oregon 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 Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$136 Cheap Flights from South Dakota to Oregon in 2026

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Find the cheapest flights from South Dakota to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:58 am - 3:58 pm

FSD

PDX

7h 00m

1 stop

1:25 pm - 10:46 pm

PDX

FSD

7h 21m

1 stop

$291Delta

Sat, Sep 19 - Tue, Sep 22

6:00 am - 9:31 am

FSD

PDX

5h 31m

1 stop

10:43 am - 9:43 pm

PDX

FSD

9h 00m

2 stops

$296United Airlines

Tue, Oct 13 - Tue, Oct 20

5:01 pm - 12:04 am

FSD

PDX

9h 03m

1 stop

3:31 pm - 11:53 pm

PDX

FSD

6h 22m

1 stop

$310American Airlines

Sat, Jul 18 - Wed, Jul 22

6:25 am - 2:14 pm

FSD

BOI

8h 49m

1 stop

12:17 pm - 7:59 pm

BOI

FSD

6h 42m

1 stop

$319American Airlines

Wed, Aug 12 - Tue, Aug 18

5:04 am - 1:04 pm

FSD

EUG

10h 00m

2 stops

12:40 pm - 10:46 pm

EUG

FSD

8h 06m

2 stops

$321Delta

Tue, Aug 18 - Wed, Sep 16

6:00 am - 3:31 pm

FSD

BOI

10h 31m

2 stops

5:40 pm - 11:44 pm

BOI

FSD

5h 04m

1 stop

$324United Airlines

Wed, Aug 12 - Tue, Aug 18

7:18 pm - 4:46 pm

FSD

PDX

23h 28m

1 stop

12:35 pm - 3:40 pm

PDX

FSD

25h 05m

1 stop

$326Frontier

Wed, Jun 3 - Sun, Jun 7

7:18 pm - 4:46 pm

FSD

PDX

23h 28m

1 stop

12:35 pm - 3:40 pm

PDX

FSD

25h 05m

1 stop

$335Frontier

Wed, Jun 3 - Sun, Jun 7

2:34 pm - 7:20 pm

RAP

PDX

29h 46m

2 stops

7:17 pm - 9:14 am

PDX

RAP

12h 57m

1 stop

$398Allegiant Air

Thu, May 28 - Sun, May 31

2:34 pm - 7:20 pm

RAP

PDX

29h 46m

2 stops

7:17 pm - 9:14 am

PDX

RAP

12h 57m

1 stop

$409Allegiant Air

Thu, May 28 - Sun, May 31

Delta flights from South Dakota to Oregon

Our best Delta deals on South Dakota to Oregon flight tickets

Delta

Sep 19

FSD10:58 amSioux Falls Joe Foss Field

7h 00m

1 stop

PDX3:58 pmPortland

Sep 22

PDX1:25 pmPortland

7h 21m

1 stop

FSD10:46 pmSioux Falls Joe Foss Field

$291

Delta

Aug 18

FSD5:04 amSioux Falls Joe Foss Field

10h 00m

2 stops

EUG1:04 pmEugene

Sep 16

EUG12:40 pmEugene

8h 06m

2 stops

FSD10:46 pmSioux Falls Joe Foss Field

$321

Delta

Sep 18

FSD10:58 amSioux Falls Joe Foss Field

7h 00m

1 stop

PDX3:58 pmPortland

Sep 20

PDX12:40 amPortland

7h 20m

1 stop

FSD10:00 amSioux Falls Joe Foss Field

$329

Allegiant Air flights from South Dakota to Oregon

Our best Allegiant Air deals on South Dakota to Oregon flight tickets

Allegiant Air

May 28

RAP2:34 pmRapid City

29h 46m

2 stops

PDX7:20 pmPortland

May 31

PDX7:17 pmPortland

12h 57m

1 stop

RAP9:14 amRapid City

$398

Allegiant Air

May 28

RAP2:34 pmRapid City

29h 46m

2 stops

PDX7:20 pmPortland

May 31

PDX7:17 pmPortland

12h 57m

1 stop

RAP9:14 amRapid City

$409

Allegiant Air

Aug 16

FSD9:47 pmSioux Falls Joe Foss Field

15h 50m

1 stop

EUG11:37 amEugene

Sep 13

EUG12:16 pmEugene

22h 52m

2 stops

FSD1:08 pmSioux Falls Joe Foss Field

$424

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Sat 9/19

10:58 am-3:58 pm

1 stop7h 00m

Portland

Tue 9/22

1:25 pm-10:46 pm

1 stop7h 21m

$291

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Tue 10/13

6:00 am-9:31 am

1 stop5h 31m

Portland

Tue 10/20

10:43 am-9:43 pm

2 stops9h 00m

$296

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Sat 7/18

5:01 pm-12:04 am

1 stop9h 03m

Portland

Wed 7/22

3:31 pm-11:53 pm

1 stop6h 22m

$310

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 8/12

6:25 am-2:14 pm

1 stop8h 49m

Boise Air Term. Gowen Fld

Tue 8/18

12:17 pm-7:59 pm

1 stop6h 42m

$319

Sioux FallsEugene

FSD - EUG

FSDEUG

Sioux Falls Joe Foss Field

Tue 8/18

5:04 am-1:04 pm

2 stops10h 00m

Eugene

Wed 9/16

12:40 pm-10:46 pm

2 stops8h 06m

$321

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 8/12

6:00 am-3:31 pm

2 stops10h 31m

Boise Air Term. Gowen Fld

Tue 8/18

5:40 pm-11:44 pm

1 stop5h 04m

$324

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Wed 6/3

7:18 pm-4:46 pm

1 stop23h 28m

Portland

Sun 6/7

12:35 pm-3:40 pm

1 stop25h 05m

$326

Sioux FallsPortland

FSD - PDX

FSDPDX

Sioux Falls Joe Foss Field

Wed 6/3

7:18 pm-4:46 pm

1 stop23h 28m

Portland

Sun 6/7

12:35 pm-3:40 pm

1 stop25h 05m

$335

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

Thu 5/28

2:34 pm-7:20 pm

2 stops29h 46m

Portland

Sun 5/31

7:17 pm-9:14 am

1 stop12h 57m

$398

Rapid CityPortland

RAP - PDX

RAPPDX

Rapid City

Thu 5/28

2:34 pm-7:20 pm

2 stops29h 46m

Portland

Sun 5/31

7:17 pm-9:14 am

1 stop12h 57m

$409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 Oregon?

The month of April is, on average, the cheapest month to fly to Oregon from South Dakota, with most prices found around $120. The month of June is another great option to travel to Oregon, with average flight prices from South Dakota averaging around $170.

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

You are more likely to see cheaper flights to Oregon from South Dakota when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $403 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from South Dakota for as low as $288 on momondo.

Can stopping save me money on South Dakota to Oregon flights?

You could potentially save up to 3% on your flight if you consider stops on a South Dakota to Oregon flight.

Cheap South Dakota to Oregon flight deals and tips

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

Fastest flight time	4h 35m
Direct flights	None

The fastest flight from South Dakota to Oregon takes 4h 35m

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

Search flight deals

Frequently asked questions about flying from South Dakota to Oregon

When did momondo last update prices for flights from South Dakota to Oregon?
Prices for flights from South Dakota to Oregon were last updated today.
How many operators does momondo search for flights from South Dakota to Oregon?
The number of operators available for flights from South Dakota to Oregon is 4 as of May 2026.
How old do you have to be to fly from South Dakota to Oregon?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents you'll need for your trip to Oregon 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 Oregon. 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 Oregon

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $120	Free Cancellation	Rating 5.6 2,946 reviews	Search Frontier flights
American Airlines	PriceFrom $250	Free Cancellation	Rating 7.1 11,648 reviews	Search American Airlines flights
Delta	PriceFrom $250	Free Cancellation	Rating 7.9 8,447 reviews	Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 9,736 reviews	Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oregon from South Dakota.

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

Yes. momondo enables you to select and highlight flights to Oregon from South Dakota with this policy.

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

momondo provides multiple filters to help you find the best flight to Oregon from South Dakota. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Oregon from South Dakota are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.