Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $334 (United Airlines) |
Popular in | November |
Cheapest in | September |
Fly from
Fly to
Route
Depart
Return
Price
PortlandSioux City
PDX - SUX
PDXSUX
Portland
Tue 3/3
4:00 pm-11:34 pm
1 stop5h 34m
Sioux City Sioux Gateway
Sat 3/7
6:31 pm-10:38 pm
1 stop6h 07m
PortlandSioux City
PDX - SUX
PDXSUX
Portland
Tue 12/2
5:00 am-6:10 pm
1 stop11h 10m
Sioux City Sioux Gateway
Wed 12/10
6:52 pm-9:15 pm
1 stop28h 23m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
Currently, February is the cheapest month in which you can book a flight from Portland to Sioux City (average of $115). Flying from Portland to Sioux City in January is currently the most expensive (average of $252). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Portland to Sioux City is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 22% on airfare.
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
Tim,Sep 2025
IAD - GSP
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
Tim,Sep 2025
IAD - GSP
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$278 | Average$491 | FlexibilityNo cancel fee | On-time69% |