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$464+ Cheap flights from Sioux City to Philadelphia (SUX - PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — PHL
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Sioux City to Philadelphia

Cheapest flights from Sioux City to Philadelphia
Explore the most affordable flight options available from Sioux City to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/23. 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 2/1012:45 pm
SUX
-
PHL
1 stop7h 51m
United Airlines
Sat 2/143:37 pm
PHL
-
SUX
1 stop20h 08m
United Airlines
Deal found 1/23$464
This United Airlines deal was found by Cheapflights users on 1/25. 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 8/46:54 pm
SUX
-
PHL
2 stops13h 30m
United Airlines
Sun 8/91:00 pm
PHL
-
SUX
1 stop5h 32m
United Airlines
Deal found 1/25$477
This United Airlines deal was found by Cheapflights users on 1/24. 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 7/1112:45 pm
SUX
-
PHL
1 stop7h 47m
United Airlines
Wed 7/153:30 pm
PHL
-
SUX
1 stop9h 12m
United Airlines
Deal found 1/24$569
This United Airlines deal was found by Cheapflights users on 1/23. 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 6/1712:45 pm
SUX
-
PHL
2 stops9h 45m
United Airlines
Mon 6/226:35 pm
PHL
-
SUX
1 stop23h 57m
United Airlines
Deal found 1/23$619

Find flight deals from Sioux City to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$464
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Philadelphia flights.
Search Deals
From Sioux City Sioux Gateway to Philadelphia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Philadelphia 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 26, 2026.
Use the filters below to find and compare flights from Sioux City to Philadelphia that are best for you.

Fly from

Sioux City

Fly to

Philadelphia

Route

Depart

Return

Price

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Tue 2/10

12:45 pm-9:36 pm

1 stop7h 51m

Philadelphia

Sat 2/14

3:37 pm-10:45 am

1 stop20h 08m

$464

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 7/11

12:45 pm-9:32 pm

1 stop7h 47m

Philadelphia

Wed 7/15

3:30 pm-11:42 pm

1 stop9h 12m

$569

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Wed 6/17

12:45 pm-11:30 pm

2 stops9h 45m

Philadelphia

Mon 6/22

6:35 pm-5:32 pm

1 stop23h 57m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Compare providers for flights from Sioux City to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux City to Philadelphia in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux City-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux City-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux City-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux City-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux City-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sioux City to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Sioux City 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 Sioux City to Philadelphia

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

Currently, November is the cheapest month in which you can book a flight from Sioux City to Philadelphia (average of $110). Flying from Sioux City to Philadelphia in February is currently the most expensive (average of $255). 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 Sioux City to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $464, United Airlines can have you in Philadelphia from Sioux City in 7h 51m. There are 1110 mi between Sioux City and Philadelphia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux City to Philadelphia 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 Sioux City to Philadelphia?

    Currently, November is the cheapest month in which you can book a flight from Sioux City to Philadelphia (average of $110). Flying from Sioux City to Philadelphia in February is currently the most expensive (average of $255). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Newark
Chester

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