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Cheap flights from Sioux City to Maryland from $208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux City to Maryland departing on 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Sioux City to Maryland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:45 pm - 9:17 pmSUX-IAD
7h 32m1 stop
United Airlines Logo
1:05 pm - 5:28 pmIAD-SUX
5h 23m1 stop
$324United Airlines
Find Deal
Sat, Jan 24 - Wed, Jan 28
United Airlines Logo
1:00 pm - 9:38 pmSUX-PHL
7h 38m1 stop
United Airlines Logo
12:55 pm - 5:41 pmPHL-SUX
5h 46m1 stop
$374United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
12:53 pm - 8:59 pmSUX-DCA
7h 06m1 stop
United Airlines Logo
12:00 pm - 5:41 pmDCA-SUX
6h 41m1 stop
$379United Airlines
Find Deal
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
1:00 pm - 9:38 pmSUX-PHL
7h 38m1 stop
United Airlines Logo
5:00 pm - 5:41 pmPHL-SUX
25h 41m1 stop
$393United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
12:45 pm - 9:17 pmSUX-IAD
7h 32m1 stop
United Airlines Logo
10:20 pm - 5:28 pmIAD-SUX
20h 08m2 stops
$407United Airlines
Find Deal
Sat, Jan 24 - Wed, Jan 28
United Airlines Logo
1:00 pm - 9:23 pmSUX-IAD
7h 23m1 stop
United Airlines Logo
8:20 am - 5:41 pmIAD-SUX
10h 21m2 stops
$433United Airlines
Find Deal
Wed, Mar 4 - Sat, Mar 7
United Airlines Logo
1:00 pm - 9:38 pmSUX-PHL
7h 38m1 stop
United Airlines Logo
8:02 pm - 5:41 pmPHL-SUX
22h 39m2 stops
$438United Airlines
Find Deal
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
1:00 pm - 9:38 pmSUX-PHL
7h 38m1 stop
United Airlines Logo
5:00 pm - 5:41 pmPHL-SUX
25h 41m1 stop
$443United Airlines
Find Deal
Sat, Feb 28 - Wed, Mar 4
United Airlines Logo
1:00 pm - 9:23 pmSUX-IAD
7h 23m1 stop
United Airlines Logo
10:31 pm - 4:41 pmIAD-SUX
19h 10m1 stop
$448United Airlines
Find Deal
Wed, Mar 4 - Sat, Mar 7
United Airlines Logo
6:52 pm - 2:51 pmSUX-DCA
18h 59m1 stop
United Airlines Logo
5:00 pm - 10:59 pmDCA-SUX
6h 59m1 stop
$452United Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16

United Airlines flights from Sioux City to Maryland

Our best United Airlines deals on Sioux City to Maryland flight tickets
United Airlines
Jan 24
SUX12:45 pmSioux City Sioux Gateway
7h 32m
1 stop
IAD9:17 pmWashington, D.C. Dulles Intl
Jan 28
IAD1:05 pmWashington, D.C. Dulles Intl
5h 23m
1 stop
SUX5:28 pmSioux City Sioux Gateway
$324
Find similar
United Airlines
Feb 21
SUX1:00 pmSioux City Sioux Gateway
7h 38m
1 stop
PHL9:38 pmPhiladelphia
Feb 25
PHL12:55 pmPhiladelphia
5h 46m
1 stop
SUX5:41 pmSioux City Sioux Gateway
$374
Find similar
United Airlines
Mar 6
SUX12:53 pmSioux City Sioux Gateway
7h 06m
1 stop
DCA8:59 pmWashington, D.C. Reagan-National
Mar 10
DCA12:00 pmWashington, D.C. Reagan-National
6h 41m
1 stop
SUX5:41 pmSioux City Sioux Gateway
$379
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 17, 2025.
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

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Sat 1/24

12:45 pm-9:17 pm

1 stop7h 32m

Washington, D.C. Dulles Intl

Wed 1/28

1:05 pm-5:28 pm

1 stop5h 23m

$324

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 2/21

1:00 pm-9:38 pm

1 stop7h 38m

Philadelphia

Wed 2/25

12:55 pm-5:41 pm

1 stop5h 46m

$374

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Fri 3/6

12:53 pm-8:59 pm

1 stop7h 06m

Washington, D.C. Reagan-National

Tue 3/10

12:00 pm-5:41 pm

1 stop6h 41m

$379

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 2/21

1:00 pm-9:38 pm

1 stop7h 38m

Philadelphia

Wed 2/25

5:00 pm-5:41 pm

1 stop25h 41m

$393

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Sat 1/24

12:45 pm-9:17 pm

1 stop7h 32m

Washington, D.C. Dulles Intl

Wed 1/28

10:20 pm-5:28 pm

2 stops20h 08m

$407

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Wed 3/4

1:00 pm-9:23 pm

1 stop7h 23m

Washington, D.C. Dulles Intl

Sat 3/7

8:20 am-5:41 pm

2 stops10h 21m

$433

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 2/21

1:00 pm-9:38 pm

1 stop7h 38m

Philadelphia

Wed 2/25

8:02 pm-5:41 pm

2 stops22h 39m

$438

Sioux CityPhiladelphia

SUX - PHL

SUXPHL

Sioux City Sioux Gateway

Sat 2/28

1:00 pm-9:38 pm

1 stop7h 38m

Philadelphia

Wed 3/4

5:00 pm-5:41 pm

1 stop25h 41m

$443

Sioux CityWashington, D.C.

SUX - IAD

SUXIAD

Sioux City Sioux Gateway

Wed 3/4

1:00 pm-9:23 pm

1 stop7h 23m

Washington, D.C. Dulles Intl

Sat 3/7

10:31 pm-4:41 pm

1 stop19h 10m

$448

Sioux CityWashington, D.C.

SUX - DCA

SUXDCA

Sioux City Sioux Gateway

Sat 12/13

6:52 pm-2:51 pm

1 stop18h 59m

Washington, D.C. Reagan-National

Tue 12/16

5:00 pm-10:59 pm

1 stop6h 59m

$452

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Maryland from

How to get the cheapest flight ticket from Sioux City to Maryland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from Sioux City to Maryland is on a Wednesday. Travelers who choose to depart for Maryland on a Wednesday will often find tickets for as low as $459. The most expensive day to fly to Maryland is Tuesday, with ticket prices averaging around $697.

What is the cheapest time of day to depart on your flight to Maryland?

Our most recent data shows that the best time of day to fly to Maryland is at noon. Flights from Sioux City to Maryland during this time can be as low as $385. In contrast, the most expensive time of day to depart to Maryland is in the morning when prices are around $486.

Cheap Sioux City to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux City to Maryland

Direct flights

None
There are no direct flights from Sioux City to Maryland. There are no popular flight routes from Sioux City to Maryland.
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  • When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Maryland?

    Prices for flights from Sioux City Sioux Gateway Airport to Maryland are updated daily.

  • How old do you have to be to fly from Sioux City Sioux Gateway Airport to Maryland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux City Sioux Gateway Airport to Maryland.

  • What documentation or ID do you need to fly to Maryland?

    The required travel and health documents for your Maryland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Sioux City to Maryland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sioux City to Maryland for you.

Can I find flights from Sioux City to Maryland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sioux City to Maryland flights to just show those with flexible booking policies.

How can momondo help me find flights from Sioux City to Maryland?

Once you have performed a search for Sioux City to Maryland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sioux City to Maryland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sioux City to Maryland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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