FFL Helper

FFL Helper / Portland / Sioux Falls

PDX → FSD

Portland (PDX) to Sioux Falls (FSD)

Compare one-way fares for flights from Portland to Sioux Falls.

Lowest fare $187
Distance 1,280 mi
Flight time 20h 48m
Airports PDX–FSD
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By month: October 2026 from $266 · November 2026 from $187

Price calendar

October 2026

From $266 · up to $548

Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3
4
5
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7
8
9
10
11
12
13
14
15
16
17
18
19
20
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26 $548 27 $340 28 $488 29 $266
30
31

November 2026

From $187 · up to $384

Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2 $384
3
4
5
6
7
8
9
10
11 $241 12 $187
13
14
15
16
17
18
19
20
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22
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Upcoming dates

Sioux Falls FSD

$187

Nov 12, 12:02pm · 20h 48m · 2 stops

PDX → FSD · Frontier Airlines

Tickets

Sioux Falls FSD

$241

Nov 11, 3:35pm · 17h 23m · 2 stops

PDX → FSD · Southwest Airlines

Tickets

Sioux Falls FSD

$266

Oct 29, 12:02pm · 29h 17m · 2 stops

PDX → FSD · Frontier Airlines

Tickets

Sioux Falls FSD

$323

Mar 25, 7:40pm · 15h 1m · 1 stop

PDX → FSD · Allegiant Air

Tickets

Sioux Falls FSD

$327

Mar 17, 12:01pm · 6h 52m · 1 stop

PDX → FSD · American Airlines

Tickets

Sioux Falls FSD

$327

Mar 24, 12:01pm · 6h 52m · 1 stop

PDX → FSD · American Airlines

Tickets

Sioux Falls FSD

$327

Mar 23, 1:49pm · 8h 6m · 1 stop

PDX → FSD · American Airlines

Tickets

Sioux Falls FSD

$340

Oct 27, 12:02pm · 31h 4m · 2 stops

PDX → FSD · Frontier Airlines

Tickets

Sioux Falls FSD

$376

Mar 18, 4:05pm · 5h 3m · 1 stop

PDX → FSD · United Airlines

Tickets

Sioux Falls FSD

$376

Mar 19, 4:05pm · 5h 3m · 1 stop

PDX → FSD · United Airlines

Tickets

Sioux Falls FSD

$376

Mar 22, 11:47pm · 8h 45m · 1 stop

PDX → FSD · United Airlines

Tickets

Sioux Falls FSD

$384

Nov 02, 9:25am · 48h 35m · 2 stops

PDX → FSD · Allegiant Air

Tickets

About this route

This calendar shows dated one-way fares from Portland to Sioux Falls. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Portland to Sioux Falls.