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$357+ Cheap flights from Sioux City (SUX) to Maryland

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BWI
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap 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 August 3, 2026.

This United Airlines deal was found by Cheapflights users on 7/30. 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 11/148:20 am
SUX
-
DCA
1 stop4h 52m
United Airlines
Wed 11/182:05 pm
DCA
-
SUX
1 stop5h 05m
United Airlines
Deal found 7/30$404
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 8/2511:30 am
SUX
-
BWI
1 stop7h 04m
United Airlines
Tue 9/11:00 pm
BWI
-
SUX
1 stop5h 53m
United Airlines
Deal found 8/1$404
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/259:05 am
SUX
-
PHL
1 stop7h 49m
United Airlines
Sat 8/291:30 pm
PHL
-
SUX
1 stop5h 23m
United Airlines
Deal found 7/30$404
This United Airlines deal was found by Cheapflights users on 7/29. 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 12/29:03 am
SUX
-
BWI
1 stop7h 10m
United Airlines
Sat 12/51:10 pm
BWI
-
SUX
1 stop5h 44m
United Airlines
Deal found 7/29$414
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/1811:30 am
SUX
-
PHL
2 stops12h 29m
United Airlines
Sat 8/221:30 pm
PHL
-
SUX
1 stop5h 23m
United Airlines
Deal found 8/3$476
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/298:35 am
SUX
-
DCA
1 stop4h 48m
United Airlines
Fri 10/21:15 pm
DCA
-
SUX
1 stop5h 38m
United Airlines
Deal found 7/30$498
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/19:05 am
SUX
-
DCA
1 stop7h 04m
United Airlines
Mon 9/74:20 pm
DCA
-
SUX
1 stop8h 23m
United Airlines
Deal found 8/3$504
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/148:10 am
SUX
-
DCA
1 stop7h 59m
United Airlines
Tue 8/182:00 pm
DCA
-
SUX
1 stop4h 53m
United Airlines
Deal found 7/30$514
This United Airlines deal was found by Cheapflights users on 8/2. 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 9/19:05 am
SUX
-
DCA
1 stop5h 37m
United Airlines
Sat 9/58:20 am
DCA
-
SUX
2 stops27h 35m
United Airlines
Deal found 8/2$542
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/78:10 am
SUX
-
DCA
1 stop8h 02m
United Airlines
Sat 8/151:04 pm
DCA
-
SUX
1 stop5h 49m
United Airlines
Deal found 7/30$559
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 11/38:20 am
SUX
-
BWI
1 stop4h 46m
United Airlines
Sat 11/74:19 pm
BWI
-
SUX
1 stop8h 24m
United Airlines
Deal found 8/1$559
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 8/259:05 am
SUX
-
IAD
1 stop7h 32m
United Airlines
Tue 9/18:20 am
IAD
-
SUX
1 stop10h 33m
United Airlines
Deal found 8/1$576

Find 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 August 3, 2026.

Round-trip from

$404
(United Airlines)

One-way from

$388
(United Airlines)
From Sioux City Sioux Gateway to Maryland
Search Deals
One-way flight from Sioux City Sioux Gateway to Maryland
Search Deals

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 August 3, 2026.
Use the filters below to find and compare flights from Sioux City to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 8/25

9:05 am-5:09 pm

1 stop7h 04m

Washington, D.C. Reagan-National

Tue 9/1

1:04 pm-5:53 pm

1 stop5h 49m

$404

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Tue 8/25

9:05 am-5:54 pm

1 stop7h 49m

Philadelphia

Sat 8/29

1:30 pm-5:53 pm

1 stop5h 23m

$404

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Tue 8/25

11:30 am-7:34 pm

1 stop7h 04m

Baltimore/Washington

Tue 9/1

1:00 pm-5:53 pm

1 stop5h 53m

$404

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 12/2

9:03 am-5:13 pm

1 stop7h 10m

Baltimore/Washington

Sat 12/5

1:10 pm-5:54 pm

1 stop5h 44m

$404

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Tue 8/18

11:30 am-12:59 am

2 stops12h 29m

Philadelphia

Sat 8/22

1:30 pm-5:53 pm

1 stop5h 23m

$476
Quickest round-trip

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 9/29

8:35 am-2:23 pm

1 stop4h 48m

Washington, D.C. Reagan-National

Fri 10/2

1:15 pm-5:53 pm

1 stop5h 38m

$498

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 9/1

9:05 am-5:09 pm

1 stop7h 04m

Washington, D.C. Reagan-National

Mon 9/7

4:20 pm-11:43 pm

1 stop8h 23m

$504

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Fri 8/14

8:10 am-5:09 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Tue 8/18

2:00 pm-5:53 pm

1 stop4h 53m

$514

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 9/1

9:05 am-3:42 pm

1 stop5h 37m

Washington, D.C. Reagan-National

Sat 9/5

8:20 am-10:55 am

2 stops27h 35m

$542

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Sat 11/14

8:20 am-2:28 pm

2 stops29h 08m

Washington, D.C. Reagan-National

Wed 11/18

1:05 pm-6:10 pm

1 stop6h 05m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

No data available for this route at this time. Please check back soon.

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 7h 04m. 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 - Philadelphia 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.

See more FAQs

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