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$324+ Cheap flights from Sioux City (SUX) to Maryland

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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BWI
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
1 adult, Economy
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Cheap flight deals from Sioux City to Maryland

Keep the following information in mind while searching for Sioux City to Maryland flight deals. Data was last updated October 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Washington, D.C. (WAS) flights.
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From Sioux City Sioux Gateway to Maryland
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Find flight deals from Sioux City to Maryland

Cheapest flights from Sioux City to Maryland
Explore the most affordable flight options available from Sioux City to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2025.

This United Airlines deal was found by Cheapflights users on 9/29. 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 11/217:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Wed 12/36:00 pmDCA - SUX
1 stop5h 59mUnited Airlines
Deal found 9/29$324
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/157:45 amSUX - DCA
1 stop5h 25mUnited Airlines
Sun 11/236:07 pmDCA - SUX
1 stop5h 52mUnited Airlines
Deal found 9/29$334
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/197:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Wed 12/36:00 pmDCA - SUX
1 stop5h 59mUnited Airlines
Deal found 9/29$364
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/187:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Sun 11/235:07 pmDCA - SUX
1 stop6h 52mUnited Airlines
Deal found 9/29$369
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/297:45 amSUX - BWI
1 stop8h 29mUnited Airlines
Wed 11/510:10 amBWI - SUX
1 stop8h 58mUnited Airlines
Deal found 10/1$393
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/197:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Thu 11/2712:00 pmDCA - SUX
1 stop4h 55mUnited Airlines
Deal found 9/29$409
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/147:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Sun 11/236:07 pmDCA - SUX
1 stop5h 52mUnited Airlines
Deal found 9/29$415
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/297:45 amSUX - IAD
1 stop7h 10mUnited Airlines
Wed 11/59:57 amIAD - SUX
1 stop9h 11mUnited Airlines
Deal found 10/1$415
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/217:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Tue 12/26:00 amDCA - SUX
2 stops17h 59mUnited Airlines
Deal found 9/29$428
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/127:45 amSUX - DCA
1 stop5h 25mUnited Airlines
Sat 11/226:07 pmDCA - SUX
1 stop5h 52mUnited Airlines
Deal found 9/29$433
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/187:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Wed 11/265:07 pmDCA - SUX
1 stop6h 52mUnited Airlines
Deal found 9/29$449
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/197:45 amSUX - DCA
1 stop6h 53mUnited Airlines
Tue 12/26:00 amDCA - SUX
2 stops17h 59mUnited Airlines
Deal found 9/29$468

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Maryland 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 October 1, 2025.
Use the filters below to find and compare flights from Sioux City to Maryland that are best for you.

Fly from

Sioux City

Fly to

Maryland

Route

Depart

Return

Price

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Fri 11/21

7:45 am-2:10 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Tue 12/2

6:00 pm-10:59 pm

1 stop5h 59m

$324

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Mon 11/24

7:45 am-2:10 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Tue 12/2

6:00 pm-10:59 pm

1 stop5h 59m

$324

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 11/18

7:45 am-3:38 pm

1 stop6h 53m

Washington, D.C. Reagan-National

Sat 11/22

5:07 pm-10:59 pm

1 stop6h 52m

$324

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 3/4

12:45 pm-9:27 pm

1 stop7h 42m

Baltimore/Washington

Sat 3/7

10:45 am-5:32 pm

1 stop7h 47m

$324

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Sat 11/15

7:45 am-2:10 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Sun 11/23

6:07 pm-10:59 pm

1 stop5h 52m

$334

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 11/18

7:45 am-2:10 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Mon 11/24

6:07 pm-10:59 pm

1 stop5h 52m

$369

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Wed 3/4

12:45 pm-9:14 pm

1 stop7h 29m

Washington, D.C. Dulles Intl

Sat 3/7

1:05 pm-5:32 pm

1 stop5h 27m

$369

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 2/21

12:45 pm-9:32 pm

1 stop7h 47m

Philadelphia

Wed 2/25

12:55 pm-5:32 pm

1 stop5h 37m

$389

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 10/29

7:45 am-5:14 pm

1 stop8h 29m

Baltimore/Washington

Wed 11/5

10:10 am-6:08 pm

1 stop8h 58m

$393

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Thu 12/18

7:50 am-2:17 pm

1 stop5h 27m

Washington, D.C. Reagan-National

Sun 12/28

7:00 pm-11:15 pm

1 stop5h 15m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

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

Have a flexible travel schedule? Discover the best time to fly to Maryland 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 Maryland

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

Currently, August is the cheapest month in which you can book a flight from Sioux City to Maryland (average of $241). Flying from Sioux City to Maryland in March is currently the most expensive (average of $290). 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 Maryland. 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 from for flights from Sioux City to Maryland?

    Sioux City Sioux Gateway (SUX), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Sioux City to Maryland.

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

    Departing from Sioux City to Maryland will take you 5h 25m. Sioux City and Maryland are separated by a distance of 1040 mi.

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

    When deciding which route to take from Sioux City to Maryland consider Sioux City Sioux Gateway - Washington, D.C. Reagan-National, Sioux City Sioux Gateway - Washington, D.C. Dulles Intl or Sioux City Sioux Gateway - Baltimore/Washington as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Sioux City to Maryland (average of $241). Flying from Sioux City to Maryland in March is currently the most expensive (average of $290). 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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