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Cheap flights from Portland to Sioux Falls from $251

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Sioux Falls departing on 2/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Sioux Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:50 pm - 11:41 pm
PDX
-
FSD
6h 51m1 stop
American Airlines Logo
2:25 pm - 7:51 pm
FSD
-
PDX
7h 26m1 stop
$251American Airlines
Tue, Feb 3 - Sat, Feb 7
Delta Logo
11:59 am - 11:10 pm
PDX
-
FSD
9h 11m1 stop
Delta Logo
4:18 pm - 10:54 pm
FSD
-
PDX
8h 36m2 stops
$275Delta
Tue, Feb 3 - Sat, Feb 7
Delta Logo
11:10 am - 11:04 pm
PDX
-
FSD
9h 54m2 stops
Delta Logo
4:18 pm - 10:54 pm
FSD
-
PDX
8h 36m2 stops
$281Delta
Tue, Feb 3 - Sat, Feb 7
United Airlines Logo
1:24 pm - 11:44 pm
PDX
-
FSD
8h 20m1 stop
United Airlines Logo
6:00 am - 9:45 am
FSD
-
PDX
5h 45m1 stop
$289United Airlines
Fri, Feb 6 - Mon, Feb 9
Delta Logo
6:00 am - 3:34 pm
PDX
-
FSD
7h 34m1 stop
Delta Logo
4:19 pm - 8:30 pm
FSD
-
PDX
6h 11m1 stop
$295Delta
Sat, Feb 21 - Sat, Feb 28
Delta Logo
6:00 am - 3:34 pm
PDX
-
FSD
7h 34m1 stop
Delta Logo
4:19 pm - 10:52 pm
FSD
-
PDX
8h 33m2 stops
$300Delta
Sat, Feb 21 - Sat, Feb 28
Multiple Airlines Logo
6:56 pm - 8:05 pm
PDX
-
FSD
23h 09m2 stops
Multiple Airlines Logo
8:43 pm - 8:58 am
FSD
-
PDX
14h 15m1 stop
$307Multiple Airlines
Thu, Mar 5 - Sun, Mar 8
Multiple Airlines Logo
6:56 pm - 12:56 pm
PDX
-
FSD
16h 00m2 stops
Multiple Airlines Logo
11:32 am - 6:06 pm
FSD
-
PDX
8h 34m1 stop
$325Multiple Airlines
Thu, Feb 26 - Sun, Mar 1
United Airlines Logo
10:47 am - 9:50 pm
PDX
-
FSD
9h 03m1 stop
United Airlines Logo
6:00 am - 9:45 am
FSD
-
PDX
5h 45m1 stop
$339United Airlines
Thu, Jan 22 - Sun, Jan 25
United Airlines Logo
1:24 pm - 11:44 pm
PDX
-
FSD
8h 20m1 stop
United Airlines Logo
6:00 am - 2:48 pm
FSD
-
PDX
10h 48m2 stops
$344United Airlines
Thu, Jan 22 - Sun, Jan 25

Delta flights from Portland to Sioux Falls

Our best Delta deals on Portland to Sioux Falls flight tickets
Delta
Feb 3
PDX11:59 amPortland
9h 11m
1 stop
FSD11:10 pmSioux Falls Joe Foss Field
Feb 7
FSD4:18 pmSioux Falls Joe Foss Field
8h 36m
2 stops
PDX10:54 pmPortland
$275
Delta
Feb 3
PDX11:10 amPortland
9h 54m
2 stops
FSD11:04 pmSioux Falls Joe Foss Field
Feb 7
FSD4:18 pmSioux Falls Joe Foss Field
8h 36m
2 stops
PDX10:54 pmPortland
$281
Delta
Feb 21
PDX6:00 amPortland
7h 34m
1 stop
FSD3:34 pmSioux Falls Joe Foss Field
Feb 28
FSD4:19 pmSioux Falls Joe Foss Field
6h 11m
1 stop
PDX8:30 pmPortland
$295

United Airlines flights from Portland to Sioux Falls

Our best United Airlines deals on Portland to Sioux Falls flight tickets
United Airlines
Feb 6
PDX1:24 pmPortland
8h 20m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
Feb 9
FSD6:00 amSioux Falls Joe Foss Field
5h 45m
1 stop
PDX9:45 amPortland
$289
United Airlines
Jan 22
PDX10:47 amPortland
9h 03m
1 stop
FSD9:50 pmSioux Falls Joe Foss Field
Jan 25
FSD6:00 amSioux Falls Joe Foss Field
5h 45m
1 stop
PDX9:45 amPortland
$339
United Airlines
Jan 22
PDX1:24 pmPortland
8h 20m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
Jan 25
FSD6:00 amSioux Falls Joe Foss Field
10h 48m
2 stops
PDX2:48 pmPortland
$344

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Sioux Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Portland to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 2/3

2:50 pm-11:41 pm

1 stop6h 51m

Sioux Falls Joe Foss Field

Sat 2/7

2:25 pm-7:51 pm

1 stop7h 26m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 2/3

11:59 am-11:10 pm

1 stop9h 11m

Sioux Falls Joe Foss Field

Sat 2/7

4:18 pm-10:54 pm

2 stops8h 36m

$275

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 2/3

11:10 am-11:04 pm

2 stops9h 54m

Sioux Falls Joe Foss Field

Sat 2/7

4:18 pm-10:54 pm

2 stops8h 36m

$281

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 2/6

1:24 pm-11:44 pm

1 stop8h 20m

Sioux Falls Joe Foss Field

Mon 2/9

6:00 am-9:45 am

1 stop5h 45m

$289

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 2/21

6:00 am-3:34 pm

1 stop7h 34m

Sioux Falls Joe Foss Field

Sat 2/28

4:19 pm-8:30 pm

1 stop6h 11m

$295

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 2/21

6:00 am-3:34 pm

1 stop7h 34m

Sioux Falls Joe Foss Field

Sat 2/28

4:19 pm-10:52 pm

2 stops8h 33m

$300

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 3/5

6:56 pm-8:05 pm

2 stops23h 09m

Sioux Falls Joe Foss Field

Sun 3/8

8:43 pm-8:58 am

1 stop14h 15m

$307

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 2/26

6:56 pm-12:56 pm

2 stops16h 00m

Sioux Falls Joe Foss Field

Sun 3/1

11:32 am-6:06 pm

1 stop8h 34m

$325

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/22

10:47 am-9:50 pm

1 stop9h 03m

Sioux Falls Joe Foss Field

Sun 1/25

6:00 am-9:45 am

1 stop5h 45m

$339

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 1/22

1:24 pm-11:44 pm

1 stop8h 20m

Sioux Falls Joe Foss Field

Sun 1/25

6:00 am-2:48 pm

2 stops10h 48m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Sioux Falls from

How to get the cheapest flight ticket from Portland to Sioux Falls

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 typical price of a round-trip flight between Portland and Sioux Falls?

What is the cheapest month to fly to Sioux Falls?

The cheapest month to fly to Sioux Falls from Portland is in August. Flight prices, which tend to average around $289, are often lower during this time because this is during the off-season. If you’re not able to fly to Sioux Falls in August, then January is your next best option. Flight prices from Portland to Sioux Falls during January average around $323.

How far in advance should I book a flight to Sioux Falls?

You are more likely to see cheaper flights to Sioux Falls from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Sioux Falls for around $383 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sioux Falls from Portland for as low as $308 on momondo.

How have Portland to Sioux Falls flight prices changed over time?

As of January 2026, prices for Portland to Sioux Falls flights are approximately 93% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Sioux Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Sioux Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Sioux Falls (PDX to FSD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Sioux Falls

Fastest flight time

5h 29m

Direct flights

None
The fastest flight from Portland to Sioux Falls takes 5h 29m
There are no direct flights from Portland to Sioux Falls. There are no popular flight routes from Portland to Sioux Falls.
Search flight deals

  • How far is Portland to Sioux Falls Joe Foss Field by plane?

    The straight-line distance from Portland to Sioux Falls Joe Foss Field is 1278.6 mi. In terms of flight time, this usually takes a little over 5h 29m.

  • When did momondo last update prices for flights from Portland Airport to Sioux Falls Joe Foss Field Airport?

    Prices for flights from Portland Airport to Sioux Falls Joe Foss Field Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Sioux Falls Joe Foss Field Airport?

  • How old do you have to be to fly from Portland Airport to Sioux Falls Joe Foss Field Airport?

    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 Portland Airport to Sioux Falls Joe Foss Field Airport.

  • What documentation or ID do you need to fly to Sioux Falls Joe Foss Field Airport?

    The required travel and health documents for your Sioux Falls Joe Foss Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sioux Falls Joe Foss Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to Sioux Falls?

Best airlines flying from Portland to Sioux Falls

Compare and see reviews for airlines that fly from Portland to Sioux Falls with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,025 reviews
Search Delta flights
American AirlinesPriceFrom $259Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Yankton
Marshall
Worthington

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Sioux Falls?

Finding the right flight to Sioux Falls from Portland 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 Sioux Falls quick and easy, saving you time and money.

Can I find flights from Portland to Sioux Falls with flexible booking policies on momondo?

Yes. All flights to Sioux Falls from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Sioux Falls?

momondo helps you find the best flight between Portland and Sioux Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Sioux Falls from Portland 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.

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