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Cheap flights from Portland to Sioux Falls from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Sioux Falls departing on 11/18. 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

Frontier Logo
12:52 pm - 1:38 pmPDX-FSD
22h 46m1 stop
Frontier Logo
2:32 pm - 11:56 amFSD-PDX
23h 24m1 stop
$167Frontier
Find Deal
Sat, Nov 15 - Mon, Nov 17
Frontier Logo
12:43 pm - 2:24 pmPDX-FSD
23h 41m1 stop
Frontier Logo
7:28 pm - 11:48 amFSD-PDX
18h 20m1 stop
$228Frontier
Find Deal
Wed, Oct 22 - Fri, Oct 24
Delta Logo
6:20 am - 3:44 pmPDX-FSD
7h 24m1 stop
Delta Logo
8:01 am - 12:50 pmFSD-PDX
6h 49m1 stop
$251Delta
Find Deal
Sat, Nov 1 - Sat, Nov 8
Multiple Airlines Logo
12:43 pm - 8:01 pmPDX-FSD
29h 18m2 stops
Multiple Airlines Logo
2:23 pm - 11:56 amFSD-PDX
23h 33m1 stop
$259Multiple Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
Delta Logo
9:58 am - 7:19 pmPDX-FSD
7h 21m2 stops
Delta Logo
10:56 am - 8:51 pmFSD-PDX
11h 55m2 stops
$261Delta
Find Deal
Sat, Nov 1 - Sat, Nov 8
American Airlines Logo
5:34 am - 4:35 pmPDX-FSD
9h 01m1 stop
American Airlines Logo
5:05 pm - 11:29 pmFSD-PDX
8h 24m1 stop
$285American Airlines
Find Deal
Tue, Oct 7 - Wed, Oct 8
American Airlines Logo
1:28 pm - 11:59 pmPDX-FSD
8h 31m1 stop
American Airlines Logo
1:09 pm - 7:10 pmFSD-PDX
8h 01m1 stop
$294American Airlines
Find Deal
Mon, Dec 8 - Mon, Dec 15
United Airlines Logo
10:50 am - 8:21 pmPDX-FSD
7h 31m1 stop
United Airlines Logo
5:14 pm - 10:45 pmFSD-PDX
7h 31m1 stop
$301United Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 8
Multiple Airlines Logo
12:43 pm - 6:33 pmPDX-FSD
27h 50m1 stop
Multiple Airlines Logo
1:29 pm - 11:48 amFSD-PDX
24h 19m2 stops
$316Multiple Airlines
Find Deal
Thu, Oct 16 - Tue, Oct 21
United Airlines Logo
5:00 am - 12:51 pmPDX-FSD
5h 51m1 stop
United Airlines Logo
5:14 pm - 9:06 pmFSD-PDX
5h 52m1 stop
$319United Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4

Frontier flights from Portland to Sioux Falls

Our best Frontier deals on Portland to Sioux Falls flight tickets
Frontier
Nov 15
PDX12:52 pmPortland
22h 46m
1 stop
FSD1:38 pmSioux Falls Joe Foss Field
Nov 17
FSD2:32 pmSioux Falls Joe Foss Field
23h 24m
1 stop
PDX11:56 amPortland
$167
Find similar
Frontier
Oct 22
PDX12:43 pmPortland
23h 41m
1 stop
FSD2:24 pmSioux Falls Joe Foss Field
Oct 24
FSD7:28 pmSioux Falls Joe Foss Field
18h 20m
1 stop
PDX11:48 amPortland
$228
Find similar
Frontier
Oct 23
PDX12:43 pmPortland
27h 50m
1 stop
FSD6:33 pmSioux Falls Joe Foss Field
Oct 30
FSD2:23 pmSioux Falls Joe Foss Field
23h 33m
1 stop
PDX11:56 amPortland
$256
Find similar

Delta flights from Portland to Sioux Falls

Our best Delta deals on Portland to Sioux Falls flight tickets
Delta
Nov 1
PDX6:20 amPortland
7h 24m
1 stop
FSD3:44 pmSioux Falls Joe Foss Field
Nov 8
FSD8:01 amSioux Falls Joe Foss Field
6h 49m
1 stop
PDX12:50 pmPortland
$251
Find similar
Delta
Nov 1
PDX9:58 amPortland
7h 21m
2 stops
FSD7:19 pmSioux Falls Joe Foss Field
Nov 8
FSD10:56 amSioux Falls Joe Foss Field
11h 55m
2 stops
PDX8:51 pmPortland
$261
Find similar
Delta
Dec 5
PDX12:32 amPortland
7h 43m
1 stop
FSD10:15 amSioux Falls Joe Foss Field
Dec 13
FSD5:18 amSioux Falls Joe Foss Field
9h 22m
2 stops
PDX12:40 pmPortland
$310
Find similar

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 September 17, 2025.
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

Sat 11/15

12:52 pm-1:38 pm

1 stop22h 46m

Sioux Falls Joe Foss Field

Mon 11/17

2:32 pm-11:56 am

1 stop23h 24m

$167

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 10/22

12:43 pm-2:24 pm

1 stop23h 41m

Sioux Falls Joe Foss Field

Fri 10/24

7:28 pm-11:48 am

1 stop18h 20m

$228

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 11/1

6:20 am-3:44 pm

1 stop7h 24m

Sioux Falls Joe Foss Field

Sat 11/8

8:01 am-12:50 pm

1 stop6h 49m

$251

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 10/23

12:43 pm-8:01 pm

2 stops29h 18m

Sioux Falls Joe Foss Field

Thu 10/30

2:23 pm-11:56 am

1 stop23h 33m

$259

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 11/1

9:58 am-7:19 pm

2 stops7h 21m

Sioux Falls Joe Foss Field

Sat 11/8

10:56 am-8:51 pm

2 stops11h 55m

$261

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 10/7

5:34 am-4:35 pm

1 stop9h 01m

Sioux Falls Joe Foss Field

Wed 10/8

5:05 pm-11:29 pm

1 stop8h 24m

$285

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Mon 12/8

1:28 pm-11:59 pm

1 stop8h 31m

Sioux Falls Joe Foss Field

Mon 12/15

1:09 pm-7:10 pm

1 stop8h 01m

$294

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 9/30

10:50 am-8:21 pm

1 stop7h 31m

Sioux Falls Joe Foss Field

Wed 10/8

5:14 pm-10:45 pm

1 stop7h 31m

$301

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Thu 10/16

12:43 pm-6:33 pm

1 stop27h 50m

Sioux Falls Joe Foss Field

Tue 10/21

1:29 pm-11:48 am

2 stops24h 19m

$316

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Tue 9/30

5:00 am-12:51 pm

1 stop5h 51m

Sioux Falls Joe Foss Field

Sat 10/4

5:14 pm-9:06 pm

1 stop5h 52m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 January. Flight prices, which tend to average around $288, are often lower during this time because this is during the off-season. If you’re not able to fly to Sioux Falls in January, then August is your next best option. Flight prices from Portland to Sioux Falls during August average around $289.

What is the cheapest day to depart on your flight to Sioux Falls?

The cheapest day to depart on your flight to Sioux Falls is on a Tuesday when prices can be found for as low as $392. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $553.

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

Our most recent data shows that the best time of day to fly to Sioux Falls is in the evening. Flights from Portland to Sioux Falls during this time can be as low as $373. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $500 on average. Flights to Sioux Falls from Portland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $402 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 $299 on momondo.

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

As of September 2025, prices for Portland to Sioux Falls flights are approximately 128% 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

Direct flights

None
There are no direct flights from Portland to Sioux Falls. There are no popular flight routes from Portland to Sioux Falls.
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  • 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 15m.

  • 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
5.8
3,173 reviews
Search Frontier flights
DeltaPriceFrom $238Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Alaska AirlinesPriceFrom $257Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $309Free CancellationRating
7.4
8,926 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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