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Cheap flights from Spokane to Sioux City from $321

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Spokane to Sioux City departing on 1/27. 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 Spokane to Sioux City

Cheap round-trip flights

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United Airlines Logo
1:48 pm - 11:47 pmGEG-SUX
7h 59m1 stop
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$321United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
5:00 am - 5:28 pmGEG-SUX
10h 28m2 stops
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$326United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
4:10 pm - 11:47 pmGEG-SUX
5h 37m1 stop
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$334United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
5:00 am - 5:28 pmGEG-SUX
10h 28m2 stops
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$339United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
4:10 pm - 11:47 pmGEG-SUX
5h 37m1 stop
United Airlines Logo
6:43 pm - 12:46 pmSUX-GEG
20h 03m1 stop
$396United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
1:48 pm - 11:47 pmGEG-SUX
7h 59m1 stop
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$406United Airlines
Find Deal
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
5:00 am - 5:28 pmGEG-SUX
10h 28m2 stops
United Airlines Logo
12:45 pm - 9:22 pmSUX-GEG
10h 37m2 stops
$411United Airlines
Find Deal
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
4:10 pm - 11:47 pmGEG-SUX
5h 37m1 stop
United Airlines Logo
12:45 pm - 11:39 amSUX-GEG
24h 54m1 stop
$458United Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
4:10 pm - 11:47 pmGEG-SUX
5h 37m1 stop
United Airlines Logo
12:45 pm - 11:39 amSUX-GEG
24h 54m1 stop
$513United Airlines
Find Deal
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
7:00 am - 6:10 pmGEG-SUX
9h 10m2 stops
United Airlines Logo
6:54 pm - 8:58 pmSUX-GEG
28h 04m1 stop
$661United Airlines
Find Deal
Tue, Dec 16 - Sat, Dec 20

United Airlines flights from Spokane to Sioux City

Our best United Airlines deals on Spokane to Sioux City flight tickets
United Airlines
Jan 27
GEG1:48 pmSpokane
7h 59m
1 stop
SUX11:47 pmSioux City Sioux Gateway
Jan 31
SUX12:45 pmSioux City Sioux Gateway
10h 37m
2 stops
GEG9:22 pmSpokane
$321
Find similar
United Airlines
Jan 27
GEG5:00 amSpokane
10h 28m
2 stops
SUX5:28 pmSioux City Sioux Gateway
Jan 31
SUX12:45 pmSioux City Sioux Gateway
10h 37m
2 stops
GEG9:22 pmSpokane
$326
Find similar
United Airlines
Jan 27
GEG4:10 pmSpokane
5h 37m
1 stop
SUX11:47 pmSioux City Sioux Gateway
Jan 31
SUX12:45 pmSioux City Sioux Gateway
10h 37m
2 stops
GEG9:22 pmSpokane
$334
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Spokane to Sioux City 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 2, 2025.
Use the filters below to find and compare flights from Spokane to Sioux City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

1:48 pm-11:47 pm

1 stop7h 59m

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:22 pm

2 stops10h 37m

$321

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

5:00 am-5:28 pm

2 stops10h 28m

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:22 pm

2 stops10h 37m

$326

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

4:10 pm-11:47 pm

1 stop5h 37m

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:22 pm

2 stops10h 37m

$334

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

5:00 am-5:28 pm

2 stops10h 28m

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:22 pm

2 stops10h 37m

$339

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

4:10 pm-11:47 pm

1 stop5h 37m

Sioux City Sioux Gateway

Sat 1/31

6:43 pm-12:46 pm

1 stop20h 03m

$396

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Sat 1/24

1:48 pm-11:47 pm

1 stop7h 59m

Sioux City Sioux Gateway

Tue 1/27

12:45 pm-9:22 pm

2 stops10h 37m

$406

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Sat 1/24

5:00 am-5:28 pm

2 stops10h 28m

Sioux City Sioux Gateway

Tue 1/27

12:45 pm-9:22 pm

2 stops10h 37m

$411

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 1/27

4:10 pm-11:47 pm

1 stop5h 37m

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-11:39 am

1 stop24h 54m

$458

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Sat 1/24

4:10 pm-11:47 pm

1 stop5h 37m

Sioux City Sioux Gateway

Tue 1/27

12:45 pm-11:39 am

1 stop24h 54m

$513

SpokaneSioux City

GEG - SUX

GEGSUX

Spokane

Tue 12/16

7:00 am-6:10 pm

2 stops9h 10m

Sioux City Sioux Gateway

Sat 12/20

6:54 pm-8:58 pm

1 stop28h 04m

$661

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sioux City from

How to get the cheapest flight ticket from Spokane to Sioux City

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 airlines fly to Sioux City?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Sioux City from Spokane according to our data. Delta is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Sioux City. Keep in mind that there are 5 different airlines that fly to Sioux City on a routine basis, so you have a few additional options to choose from.

When to book flights from Spokane to Sioux City

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

Cheap Spokane to Sioux City (GEG to SUX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Spokane to Sioux City

Fastest flight time

7h 59m

Direct flights

None
The fastest flight from Spokane to Sioux City takes 7h 59m
There are no direct flights from Spokane to Sioux City. There are no popular flight routes from Spokane to Sioux City.
Search flight deals

  • How far is Spokane to Sioux City Sioux Gateway by plane?

    Spokane and Sioux City Sioux Gateway are 1081.3 mi apart from one another. Typically, this will take 5h 37m by plane in normal conditions.

  • When did momondo last update prices for flights from Spokane Airport to Sioux City Sioux Gateway Airport?

    Prices for flights from Spokane Airport to Sioux City Sioux Gateway Airport are updated daily.

  • How many operators does momondo search for flights from Spokane Airport to Sioux City Sioux Gateway Airport?

  • How old do you have to be to fly from Spokane Airport to Sioux City Sioux Gateway Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spokane Airport to Sioux City Sioux Gateway Airport.

  • What documentation or ID do you need to fly to Sioux City Sioux Gateway Airport?

    The travel and health documents you'll need for your trip to Sioux City Sioux Gateway Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sioux City Sioux Gateway Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Spokane to Sioux City?

Best airlines flying from Spokane to Sioux City

Compare and see reviews for airlines that fly from Spokane to Sioux City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $473Free CancellationRating
7.4
9,065 reviews
Search United Airlines flights

Traveling to a place near Sioux City?

Book flights to Sioux City if you plan to visit one of these locations
Norfolk

Why use momondo?

Why should I use momondo to find a flight deal from Spokane to Sioux City?

It is quick and easy to find Spokane to Sioux City flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sioux City that suits you.

Can I find flights from Spokane to Sioux City with flexible booking policies on momondo?

Flights from Spokane to Sioux City with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Spokane to Sioux City?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Spokane to Sioux City.

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

If you are simply researching potential flights to Sioux City, momondo offers a useful price alert feature which will track prices for flights to Sioux City from Spokane and alert you when they change.

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