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$304+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BWI
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
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 June 8, 2026.

This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/18:10 am
SUX
-
DCA
1 stop5h 12m
United Airlines
Tue 7/711:57 am
DCA
-
SUX
1 stop6h 56m
United Airlines
Deal found 6/3$304
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/158:10 am
SUX
-
DCA
1 stop5h 12m
United Airlines
Wed 7/221:00 pm
DCA
-
SUX
1 stop5h 53m
United Airlines
Deal found 6/7$314
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/88:10 am
SUX
-
DCA
1 stop5h 12m
United Airlines
Wed 7/1511:57 am
DCA
-
SUX
1 stop6h 56m
United Airlines
Deal found 6/7$395
This United Airlines deal was found by Cheapflights users on 6/7. 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 11/119:03 am
SUX
-
BWI
1 stop7h 10m
United Airlines
Sat 11/1410:00 am
BWI
-
SUX
1 stop9h 11m
United Airlines
Deal found 6/7$459
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/18:10 am
SUX
-
BWI
1 stop4h 47m
United Airlines
Tue 7/78:16 am
BWI
-
SUX
1 stop10h 37m
United Airlines
Deal found 6/3$462
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 8/267:45 am
SUX
-
DCA
1 stop5h 38m
United Airlines
Sat 8/291:04 pm
DCA
-
SUX
1 stop5h 49m
United Airlines
Deal found 6/3$494
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Mon 7/138:10 am
SUX
-
DCA
1 stop5h 12m
United Airlines
Sun 7/191:00 pm
DCA
-
SUX
1 stop5h 53m
United Airlines
Deal found 6/6$504
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 10/248:35 am
SUX
-
BWI
1 stop7h 38m
United Airlines
Wed 10/2810:00 am
BWI
-
SUX
1 stop9h 11m
United Airlines
Deal found 6/3$516
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/18:10 am
SUX
-
IAD
1 stop15h 35m
United Airlines
Tue 7/710:31 am
IAD
-
SUX
1 stop8h 22m
United Airlines
Deal found 6/3$530
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/98:10 am
SUX
-
DCA
1 stop8h 02m
United Airlines
Thu 7/233:30 pm
DCA
-
SUX
1 stop27h 23m
United Airlines
Deal found 6/5$548
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/267:45 am
SUX
-
IAD
1 stop7h 17m
United Airlines
Sat 8/2910:27 pm
IAD
-
SUX
1 stop20h 26m
United Airlines
Deal found 6/7$558
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Thu 6/188:08 am
SUX
-
PHL
1 stop5h 39m
United Airlines
Mon 6/221:31 pm
PHL
-
SUX
1 stop5h 22m
United Airlines
Deal found 6/3$564

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 June 8, 2026.

Round-trip from

$304
(United Airlines)
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 June 8, 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

Wed 7/1

8:10 am-2:22 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Tue 7/7

11:57 am-5:53 pm

1 stop6h 56m

$304

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 11/11

9:03 am-5:13 pm

1 stop7h 10m

Baltimore/Washington

Sat 11/14

10:00 am-6:11 pm

1 stop9h 11m

$459

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 7/1

8:10 am-1:57 pm

1 stop4h 47m

Baltimore/Washington

Tue 7/7

8:16 am-5:53 pm

1 stop10h 37m

$462

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Wed 8/26

7:45 am-2:23 pm

1 stop5h 38m

Washington, D.C. Reagan-National

Sat 8/29

1:04 pm-5:53 pm

1 stop5h 49m

$494
Quickest round-trip

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Mon 7/13

8:10 am-2:22 pm

1 stop5h 12m

Washington, D.C. Reagan-National

Sun 7/19

1:00 pm-5:53 pm

1 stop5h 53m

$504

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 10/24

8:35 am-5:13 pm

1 stop7h 38m

Baltimore/Washington

Wed 10/28

10:00 am-6:11 pm

1 stop9h 11m

$516

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Wed 7/15

8:10 am-3:52 pm

1 stop6h 42m

Washington, D.C. Reagan-National

Wed 7/22

6:00 am-5:53 pm

2 stops12h 53m

$568

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Wed 8/26

7:45 am-5:37 pm

1 stop8h 52m

Washington, D.C. Dulles Intl

Sat 8/29

5:15 pm-5:53 pm

1 stop25h 38m

$595

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Tue 6/23

8:08 am-2:22 pm

1 stop5h 14m

Washington, D.C. Reagan-National

Sat 6/27

8:25 am-5:53 pm

1 stop10h 28m

$614

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Tue 6/23

8:08 am-1:54 pm

1 stop4h 46m

Baltimore/Washington

Sat 6/27

8:16 am-5:53 pm

1 stop10h 37m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 18 resultsSorted by cheapest first
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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
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 5h 12m. 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 - Baltimore/Washington or Sioux City Sioux Gateway - Washington, D.C. Dulles Intl 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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