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Sioux City

$271+ Cheap flights from Pennsylvania to Sioux City (SUX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SUX
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Pennsylvania to Sioux City

Cheapest flights from Pennsylvania to Sioux City
Explore the most affordable flight options available from Pennsylvania to Sioux City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/181:00 pm
DCA
-
SUX
1 stop5h 32m
United Airlines
Sat 7/2512:45 pm
SUX
-
DCA
1 stop5h 07m
United Airlines
Deal found 1/26$334
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:36 am
PHL
-
SUX
1 stop7h 20m
United Airlines
Sat 5/212:55 pm
SUX
-
PHL
1 stop7h 38m
United Airlines
Deal found 1/26$344
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:00 pm
DCA
-
SUX
1 stop5h 41m
United Airlines
Fri 3/612:53 pm
SUX
-
DCA
1 stop5h 19m
United Airlines
Deal found 1/28$359
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/111:10 pm
PHL
-
SUX
1 stop5h 18m
United Airlines
Sun 2/151:00 pm
SUX
-
PHL
1 stop7h 09m
United Airlines
Deal found 1/27$374
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:50 am
DCA
-
SUX
1 stop7h 38m
United Airlines
Wed 2/1112:45 pm
SUX
-
DCA
1 stop5h 28m
United Airlines
Deal found 1/27$419
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/41:05 pm
IAD
-
SUX
1 stop5h 23m
United Airlines
Tue 2/1012:45 pm
SUX
-
IAD
1 stop7h 32m
United Airlines
Deal found 1/27$419
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:00 pm
EWR
-
SUX
1 stop5h 32m
United Airlines
Sat 10/3112:45 pm
SUX
-
EWR
2 stops18h 35m
United Airlines
Deal found 1/26$433
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:25 pm
IAD
-
SUX
1 stop13h 20m
United Airlines
Wed 3/41:00 pm
SUX
-
IAD
1 stop7h 18m
United Airlines
Deal found 1/26$442
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/412:59 pm
DCA
-
SUX
1 stop5h 29m
United Airlines
Sun 2/812:45 pm
SUX
-
DCA
1 stop7h 14m
United Airlines
Deal found 1/27$464
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/41:05 pm
IAD
-
SUX
1 stop5h 23m
United Airlines
Sun 2/812:45 pm
SUX
-
IAD
1 stop7h 32m
United Airlines
Deal found 1/27$464
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:30 pm
LGA
-
SUX
1 stop6h 41m
United Airlines
Sat 10/3112:45 pm
SUX
-
LGA
1 stop9h 37m
United Airlines
Deal found 1/26$482
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:05 pm
IAD
-
SUX
1 stop5h 23m
United Airlines
Mon 2/912:45 pm
SUX
-
IAD
2 stops22h 10m
United Airlines
Deal found 1/26$517

Find flight deals from Pennsylvania to Sioux City

Keep the following information in mind while searching for Pennsylvania to Sioux City flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$334
(United Airlines)

One-way from

$271
(United Airlines)
Provider with most accurate pricing for Philadelphia-Sioux City Sioux Gateway flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Sioux City Sioux Gateway flights.
Search Deals
From Pennsylvania to Sioux City Sioux Gateway
Search Deals
One-way flight from Pennsylvania to Sioux City Sioux Gateway
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Pennsylvania to Sioux City that are best for you.

Fly from

Pennsylvania

Fly to

Sioux City

Route

Depart

Return

Price

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Sat 7/18

1:00 pm-5:32 pm

1 stop5h 32m

Sioux City Sioux Gateway

Sat 7/25

12:45 pm-6:52 pm

1 stop5h 07m

$334

PhiladelphiaSioux City

PHL - SUX

PHLSUX

Philadelphia

Tue 4/28

11:36 am-5:56 pm

1 stop7h 20m

Sioux City Sioux Gateway

Sat 5/2

12:55 pm-9:33 pm

1 stop7h 38m

$344

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Fri 2/27

1:00 pm-5:41 pm

1 stop5h 41m

Sioux City Sioux Gateway

Fri 3/6

12:53 pm-7:12 pm

1 stop5h 19m

$359

PhiladelphiaSioux City

PHL - SUX

PHLSUX

Philadelphia

Wed 2/11

1:10 pm-5:28 pm

1 stop5h 18m

Sioux City Sioux Gateway

Sun 2/15

1:00 pm-9:09 pm

1 stop7h 09m

$374

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Sat 2/7

10:30 am-5:28 pm

1 stop7h 58m

Sioux City Sioux Gateway

Wed 2/11

12:45 pm-7:13 pm

1 stop5h 28m

$419

Washington, D.C.Sioux City

IAD - SUX

IADSUX

Washington, D.C. Dulles Intl

Sat 2/7

1:05 pm-5:28 pm

1 stop5h 23m

Sioux City Sioux Gateway

Tue 2/10

12:45 pm-9:17 pm

1 stop7h 32m

$419

Washington, D.C.Sioux City

IAD - SUX

IADSUX

Washington, D.C. Dulles Intl

Sat 2/7

1:05 pm-5:28 pm

1 stop5h 23m

Sioux City Sioux Gateway

Wed 2/11

12:45 pm-9:17 pm

1 stop7h 32m

$419

Washington, D.C.Sioux City

IAD - SUX

IADSUX

Washington, D.C. Dulles Intl

Sat 2/28

10:25 pm-10:45 am

1 stop13h 20m

Sioux City Sioux Gateway

Wed 3/4

1:00 pm-9:18 pm

1 stop7h 18m

$442

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Sat 2/7

10:30 am-5:28 pm

1 stop7h 58m

Sioux City Sioux Gateway

Mon 2/9

12:45 pm-8:59 pm

1 stop7h 14m

$464

Washington, D.C.Sioux City

DCA - SUX

DCASUX

Washington, D.C. Reagan-National

Sat 2/7

10:30 am-5:28 pm

1 stop7h 58m

Sioux City Sioux Gateway

Sun 2/8

12:45 pm-8:59 pm

1 stop7h 14m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 19 results
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Best time to book a flight from Pennsylvania to Sioux City

Have a flexible travel schedule? Discover the best time to fly to Sioux City from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Sioux City

What is the cheapest month to book a flight from Pennsylvania to Sioux City?

Currently, June is the cheapest month in which you can book a flight from Pennsylvania to Sioux City (average of $126). Flying from Pennsylvania to Sioux City in January is currently the most expensive (average of $268). 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.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Sioux City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sioux City from Pennsylvania?

    Sioux City Sioux Gateway (SUX) is the airport you will fly into if you book a flight from Pennsylvania to Sioux City. It is only a 7.0 mi journey from Sioux Gateway (SUX) to Sioux City’s city center.

  • How long is the flight from Pennsylvania to Sioux City?

    There are many flights that can get you from Pennsylvania to Sioux City in 5h 32m. Fly via United Airlines to get the fastest option. There are 1040 mi between Pennsylvania and Sioux City.

  • What are the most popular routes from Pennsylvania to Sioux City?

    Most travelers choose Washington, D.C. Dulles Intl - Sioux City Sioux Gateway, Philadelphia - Sioux City Sioux Gateway or Washington, D.C. Reagan-National - Sioux City Sioux Gateway when deciding on the best route from Pennsylvania to Sioux City.

  • Can I find deals for flights from Pennsylvania to Sioux City that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Sioux City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Sioux City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Sioux City.

  • Can I find deals for business class flights from Pennsylvania to Sioux City?

    Yes. Cheapflights offers flight deals from Pennsylvania to Sioux City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Sioux City?

    Currently, June is the cheapest month in which you can book a flight from Pennsylvania to Sioux City (average of $126). Flying from Pennsylvania to Sioux City in January is currently the most expensive (average of $268). 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.

See more FAQs

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