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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 1/14. 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.
United Airlines Logo
4:15 pm - 11:44 pm
PDX
-
FSD
5h 29m1 stop
United Airlines Logo
6:00 am - 9:48 am
FSD
-
PDX
5h 48m1 stop
$289United Airlines
Fri, Apr 3 - Sun, Apr 5
American Airlines Logo
12:35 pm - 10:04 pm
PDX
-
FSD
7h 29m1 stop
American Airlines Logo
2:25 pm - 7:51 pm
FSD
-
PDX
7h 26m1 stop
$314American Airlines
Fri, Jan 9 - Mon, Jan 12
Delta Logo
1:53 pm - 11:04 pm
PDX
-
FSD
7h 11m1 stop
Delta Logo
4:17 pm - 10:54 pm
FSD
-
PDX
8h 37m2 stops
$319Delta
Fri, Jan 9 - Mon, Jan 12
Delta Logo
10:00 am - 7:30 pm
PDX
-
FSD
7h 30m2 stops
Delta Logo
4:17 pm - 10:54 pm
FSD
-
PDX
8h 37m2 stops
$324Delta
Fri, Jan 9 - Mon, Jan 12
Delta Logo
1:53 pm - 11:04 pm
PDX
-
FSD
7h 11m1 stop
Delta Logo
4:17 pm - 8:12 pm
FSD
-
PDX
5h 55m1 stop
$339Delta
Fri, Jan 9 - Mon, Jan 12
Delta Logo
6:00 am - 3:37 pm
PDX
-
FSD
7h 37m1 stop
Delta Logo
4:17 pm - 10:54 pm
FSD
-
PDX
8h 37m2 stops
$344Delta
Fri, Jan 9 - Mon, Jan 12
Delta Logo
1:39 pm - 11:04 pm
PDX
-
FSD
7h 25m2 stops
Delta Logo
5:00 am - 12:32 pm
FSD
-
PDX
9h 32m2 stops
$349Delta
Wed, Jan 7 - Sun, Jan 11
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
$355American Airlines
Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
4:15 pm - 11:44 pm
PDX
-
FSD
5h 29m1 stop
United Airlines Logo
6:00 am - 12:26 pm
FSD
-
PDX
8h 26m2 stops
$370United Airlines
Fri, Apr 3 - Sun, Apr 5
Delta Logo
1:39 pm - 11:04 pm
PDX
-
FSD
7h 25m2 stops
Delta Logo
4:17 pm - 10:54 pm
FSD
-
PDX
8h 37m2 stops
$379Delta
Fri, Jan 9 - Mon, Jan 12

American Airlines flights from Portland to Sioux Falls

Our best American Airlines deals on Portland to Sioux Falls flight tickets
American Airlines
Jan 9
PDX12:35 pmPortland
7h 29m
1 stop
FSD10:04 pmSioux Falls Joe Foss Field
Jan 12
FSD2:25 pmSioux Falls Joe Foss Field
7h 26m
1 stop
PDX7:51 pmPortland
$314
Find similar
American Airlines
Jan 10
PDX2:50 pmPortland
6h 51m
1 stop
FSD11:41 pmSioux Falls Joe Foss Field
Jan 17
FSD2:25 pmSioux Falls Joe Foss Field
7h 26m
1 stop
PDX7:51 pmPortland
$355
Find similar
American Airlines
Mar 19
PDX12:04 pmPortland
7h 36m
1 stop
FSD9:40 pmSioux Falls Joe Foss Field
Mar 24
FSD1:22 pmSioux Falls Joe Foss Field
10h 40m
1 stop
PDX10:02 pmPortland
$464
Find similar

Delta flights from Portland to Sioux Falls

Our best Delta deals on Portland to Sioux Falls flight tickets
Delta
Jan 9
PDX1:53 pmPortland
7h 11m
1 stop
FSD11:04 pmSioux Falls Joe Foss Field
Jan 12
FSD4:17 pmSioux Falls Joe Foss Field
8h 37m
2 stops
PDX10:54 pmPortland
$319
Find similar
Delta
Jan 9
PDX10:00 amPortland
7h 30m
2 stops
FSD7:30 pmSioux Falls Joe Foss Field
Jan 12
FSD4:17 pmSioux Falls Joe Foss Field
8h 37m
2 stops
PDX10:54 pmPortland
$324
Find similar
Delta
Jan 9
PDX1:53 pmPortland
7h 11m
1 stop
FSD11:04 pmSioux Falls Joe Foss Field
Jan 12
FSD4:17 pmSioux Falls Joe Foss Field
5h 55m
1 stop
PDX8:12 pmPortland
$339
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 December 25, 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

Fri 4/3

4:15 pm-11:44 pm

1 stop5h 29m

Sioux Falls Joe Foss Field

Sun 4/5

6:00 am-9:48 am

1 stop5h 48m

$289

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

12:35 pm-10:04 pm

1 stop7h 29m

Sioux Falls Joe Foss Field

Mon 1/12

2:25 pm-7:51 pm

1 stop7h 26m

$314

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

1:53 pm-11:04 pm

1 stop7h 11m

Sioux Falls Joe Foss Field

Mon 1/12

4:17 pm-10:54 pm

2 stops8h 37m

$319

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

10:00 am-7:30 pm

2 stops7h 30m

Sioux Falls Joe Foss Field

Mon 1/12

4:17 pm-10:54 pm

2 stops8h 37m

$324

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

1:53 pm-11:04 pm

1 stop7h 11m

Sioux Falls Joe Foss Field

Mon 1/12

4:17 pm-8:12 pm

1 stop5h 55m

$339

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

6:00 am-3:37 pm

1 stop7h 37m

Sioux Falls Joe Foss Field

Mon 1/12

4:17 pm-10:54 pm

2 stops8h 37m

$344

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Wed 1/7

1:39 pm-11:04 pm

2 stops7h 25m

Sioux Falls Joe Foss Field

Sun 1/11

5:00 am-12:32 pm

2 stops9h 32m

$349

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Sat 1/10

2:50 pm-11:41 pm

1 stop6h 51m

Sioux Falls Joe Foss Field

Sat 1/17

2:25 pm-7:51 pm

1 stop7h 26m

$355

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 4/3

4:15 pm-11:44 pm

1 stop5h 29m

Sioux Falls Joe Foss Field

Sun 4/5

6:00 am-12:26 pm

2 stops8h 26m

$370

PortlandSioux Falls

PDX - FSD

PDXFSD

Portland

Fri 1/9

1:39 pm-11:04 pm

2 stops7h 25m

Sioux Falls Joe Foss Field

Mon 1/12

4:17 pm-10:54 pm

2 stops8h 37m

$379

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 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.

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 $386 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 $305 on momondo.

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

As of December 2025, prices for Portland to Sioux Falls flights are approximately 35% cheaper 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 31m

Direct flights

None
The fastest flight from Portland to Sioux Falls takes 5h 31m
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 31m.

  • 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
3,070 reviews
Search Frontier flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,013 reviews
Search Delta flights
American AirlinesPriceFrom $259Free CancellationRating
7.2
11,064 reviews
Search American Airlines flights
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,115 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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