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Cheap flights from Sioux City to Washington, D.C. from $239

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 Washington, D.C. departing on 8/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Sioux City to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:10 am - 5:36 pm
SUX
-
BWI
8h 26m
1 stop
United Airlines Logo
1:00 pm - 5:53 pm
BWI
-
SUX
5h 53m
1 stop
$469United Airlines
Fri, Aug 7 - Tue, Aug 18
United Airlines Logo
11:32 am - 9:10 pm
SUX
-
BWI
8h 38m
1 stop
United Airlines Logo
6:05 am - 5:53 pm
BWI
-
SUX
12h 48m
1 stop
$525United Airlines
Sat, Aug 8 - Fri, Aug 14
United Airlines Logo
8:10 am - 9:27 am
SUX
-
BWI
24h 17m
1 stop
United Airlines Logo
1:00 pm - 5:53 pm
BWI
-
SUX
5h 53m
1 stop
$529United Airlines
Sat, Aug 8 - Tue, Aug 18
United Airlines Logo
8:10 am - 1:57 pm
SUX
-
BWI
4h 47m
1 stop
United Airlines Logo
8:16 am - 5:53 pm
BWI
-
SUX
10h 37m
1 stop
$538United Airlines
Wed, Aug 5 - Sun, Aug 9
United Airlines Logo
11:32 am - 9:32 pm
SUX
-
BWI
9h 00m
2 stops
United Airlines Logo
1:00 pm - 5:53 pm
BWI
-
SUX
5h 53m
1 stop
$539United Airlines
Sat, Aug 8 - Tue, Aug 18
United Airlines Logo
11:32 am - 11:19 pm
SUX
-
BWI
10h 47m
2 stops
United Airlines Logo
1:00 pm - 5:53 pm
BWI
-
SUX
5h 53m
1 stop
$569United Airlines
Fri, Aug 7 - Tue, Aug 18
United Airlines Logo
8:10 am - 11:19 pm
SUX
-
BWI
14h 09m
1 stop
United Airlines Logo
6:15 am - 5:53 pm
BWI
-
SUX
12h 38m
1 stop
$597United Airlines
Thu, Aug 6 - Sun, Aug 9
United Airlines Logo
8:10 am - 1:57 pm
SUX
-
BWI
4h 47m
1 stop
United Airlines Logo
5:32 pm - 5:53 pm
BWI
-
SUX
25h 21m
1 stop
$622United Airlines
Sat, Aug 1 - Tue, Aug 4
United Airlines Logo
11:32 am - 9:32 pm
SUX
-
BWI
9h 00m
2 stops
United Airlines Logo
8:10 am - 5:53 pm
BWI
-
SUX
10h 43m
1 stop
$632United Airlines
Sat, Aug 8 - Fri, Aug 14
United Airlines Logo
8:10 am - 1:57 pm
SUX
-
BWI
4h 47m
1 stop
United Airlines Logo
10:32 am - 5:53 pm
BWI
-
SUX
8h 21m
1 stop
$638United Airlines
Sat, Aug 1 - Tue, Aug 4

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United Airlines flights from Sioux City to Baltimore

Our best United Airlines deals on Sioux City to Baltimore flight tickets
United Airlines
Aug 7
SUX8:10 amSioux City Sioux Gateway
8h 26m
1 stop
BWI5:36 pmBaltimore/Washington
Aug 18
BWI1:00 pmBaltimore/Washington
5h 53m
1 stop
SUX5:53 pmSioux City Sioux Gateway
$469
United Airlines
Aug 8
SUX11:32 amSioux City Sioux Gateway
8h 38m
1 stop
BWI9:10 pmBaltimore/Washington
Aug 14
BWI6:05 amBaltimore/Washington
12h 48m
1 stop
SUX5:53 pmSioux City Sioux Gateway
$525
United Airlines
Aug 8
SUX8:10 amSioux City Sioux Gateway
24h 17m
1 stop
BWI9:27 amBaltimore/Washington
Aug 18
BWI1:00 pmBaltimore/Washington
5h 53m
1 stop
SUX5:53 pmSioux City Sioux Gateway
$529

momondo Fare Finder

 
Customize your flight search to find flights from Sioux City to Baltimore 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 July 13, 2026.
Use the filters below to find and compare flights from Sioux City to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 8/7

8:10 am-5:36 pm

1 stop8h 26m

Baltimore/Washington

Tue 8/18

1:00 pm-5:53 pm

1 stop5h 53m

$469

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/8

11:32 am-9:10 pm

1 stop8h 38m

Baltimore/Washington

Fri 8/14

6:05 am-5:53 pm

1 stop12h 48m

$525

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/8

8:10 am-9:27 am

1 stop24h 17m

Baltimore/Washington

Tue 8/18

1:00 pm-5:53 pm

1 stop5h 53m

$529

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 8/5

8:10 am-1:57 pm

1 stop4h 47m

Baltimore/Washington

Sun 8/9

8:16 am-5:53 pm

1 stop10h 37m

$538

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/8

11:32 am-9:32 pm

2 stops9h 00m

Baltimore/Washington

Tue 8/18

1:00 pm-5:53 pm

1 stop5h 53m

$539

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 8/7

11:32 am-11:19 pm

2 stops10h 47m

Baltimore/Washington

Tue 8/18

1:00 pm-5:53 pm

1 stop5h 53m

$569

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Thu 8/6

8:10 am-11:19 pm

1 stop14h 09m

Baltimore/Washington

Sun 8/9

6:15 am-5:53 pm

1 stop12h 38m

$597

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/1

8:10 am-1:57 pm

1 stop4h 47m

Baltimore/Washington

Tue 8/4

5:32 pm-5:53 pm

1 stop25h 21m

$622

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/8

11:32 am-9:32 pm

2 stops9h 00m

Baltimore/Washington

Fri 8/14

8:10 am-5:53 pm

1 stop10h 43m

$632
Quickest round-trip

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 8/1

8:10 am-1:57 pm

1 stop4h 47m

Baltimore/Washington

Tue 8/4

10:32 am-5:53 pm

1 stop8h 21m

$638

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 airline that flies from Sioux City Sioux Gateway to Baltimore/Washington?

United Airlines is the most popular carrier operating from Sioux City Sioux Gateway to Baltimore/Washington

What airlines fly to Baltimore?

Delta, Southwest and United Airlines are the top three most popular airlines that fly to Baltimore from Sioux City according to our data. Delta is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 5 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Sioux City to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux City to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux City to Baltimore (SUX to BWI) flight deals and tips

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

Fastest flight time

4h 47m

Direct flights

None
The fastest flight from Sioux City to Baltimore takes 4h 47m
There are no direct flights from Sioux City to Baltimore. There are no popular flight routes from Sioux City to Baltimore.
Search flight deals

Frequently asked questions about flying from Sioux City to Baltimore

  • How far is Sioux City Sioux Gateway to Baltimore/Washington by plane?

    The distance between Sioux City Sioux Gateway and Baltimore/Washington is about 1053.7 mi. Flights usually cover this in 4h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Baltimore/Washington Airport?

    Prices for flights from Sioux City Sioux Gateway Airport to Baltimore/Washington Airport refresh daily.

  • How old do you have to be to fly from Sioux City Sioux Gateway Airport to Baltimore/Washington Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The required travel and health documents for your Baltimore/Washington Airport 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 Baltimore/Washington Airport. 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 Baltimore?

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 Baltimore for you.

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

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

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

momondo helps you find the best flight between Sioux City and Baltimore by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Sioux City to Baltimore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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