Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Sioux City to Washington, D.C. from $275

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 3/6. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
6:00 am - 3:07 pm
SUX
-
BWI
8h 07m
1 stop
United Airlines Logo
10:30 am - 5:41 pm
BWI
-
SUX
8h 11m
1 stop
$439United Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
6:00 am - 4:10 pm
SUX
-
BWI
9h 10m
2 stops
United Airlines Logo
4:09 pm - 11:42 pm
BWI
-
SUX
8h 33m
1 stop
$445United Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
1:00 pm - 2:01 pm
SUX
-
BWI
24h 01m
1 stop
United Airlines Logo
10:30 am - 5:41 pm
BWI
-
SUX
8h 11m
1 stop
$591United Airlines
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
12:55 pm - 9:23 pm
SUX
-
BWI
7h 28m
1 stop
United Airlines Logo
8:00 am - 10:46 am
BWI
-
SUX
27h 46m
1 stop
$658United Airlines
Thu, Apr 2 - Wed, Apr 8
United Airlines Logo
12:55 pm - 9:23 pm
SUX
-
BWI
7h 28m
1 stop
United Airlines Logo
6:00 am - 10:46 am
BWI
-
SUX
29h 46m
2 stops
$703United Airlines
Thu, Apr 2 - Wed, Apr 8
United Airlines Logo
6:00 am - 9:17 pm
SUX
-
BWI
14h 17m
2 stops
United Airlines Logo
10:30 am - 5:41 pm
BWI
-
SUX
8h 11m
1 stop
$719United Airlines
Sat, Feb 21 - Wed, Feb 25
United Airlines Logo
6:00 am - 4:10 pm
SUX
-
BWI
9h 10m
2 stops
United Airlines Logo
12:37 pm - 11:42 pm
BWI
-
SUX
12h 05m
2 stops
$817United Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
6:32 pm - 9:24 pm
SUX
-
BWI
49h 52m
2 stops
United Airlines Logo
3:42 pm - 11:44 pm
BWI
-
SUX
9h 02m
2 stops
$860United Airlines
Thu, Apr 2 - Wed, Apr 8

United Airlines flights from Sioux City to Baltimore

Our best United Airlines deals on Sioux City to Baltimore flight tickets
United Airlines
Feb 20
SUX6:00 amSioux City Sioux Gateway
8h 07m
1 stop
BWI3:07 pmBaltimore/Washington
Feb 24
BWI10:30 amBaltimore/Washington
8h 11m
1 stop
SUX5:41 pmSioux City Sioux Gateway
$439
United Airlines
Feb 20
SUX6:00 amSioux City Sioux Gateway
9h 10m
2 stops
BWI4:10 pmBaltimore/Washington
Feb 24
BWI4:09 pmBaltimore/Washington
8h 33m
1 stop
SUX11:42 pmSioux City Sioux Gateway
$445
United Airlines
Feb 10
SUX12:45 pmSioux City Sioux Gateway
7h 36m
1 stop
BWI9:21 pmBaltimore/Washington
Feb 14
BWI4:10 pmBaltimore/Washington
8h 32m
1 stop
SUX11:42 pmSioux City Sioux Gateway
$474

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 February 8, 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

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 2/20

6:00 am-3:07 pm

1 stop8h 07m

Baltimore/Washington

Tue 2/24

10:30 am-5:41 pm

1 stop8h 11m

$439

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 2/20

6:00 am-4:10 pm

2 stops9h 10m

Baltimore/Washington

Tue 2/24

4:09 pm-11:42 pm

1 stop8h 33m

$445

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 2/21

1:00 pm-2:01 pm

1 stop24h 01m

Baltimore/Washington

Wed 2/25

10:30 am-5:41 pm

1 stop8h 11m

$591

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:23 pm

1 stop7h 28m

Baltimore/Washington

Wed 4/8

8:00 am-10:46 am

1 stop27h 46m

$658

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:23 pm

1 stop7h 28m

Baltimore/Washington

Wed 4/8

6:00 am-10:46 am

2 stops29h 46m

$703

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Sat 2/21

6:00 am-9:17 pm

2 stops14h 17m

Baltimore/Washington

Wed 2/25

10:30 am-5:41 pm

1 stop8h 11m

$719

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 2/20

6:00 am-4:10 pm

2 stops9h 10m

Baltimore/Washington

Tue 2/24

12:37 pm-11:42 pm

2 stops12h 05m

$817

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Thu 4/2

6:32 pm-9:24 pm

2 stops49h 52m

Baltimore/Washington

Wed 4/8

3:42 pm-11:44 pm

2 stops9h 02m

$860

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 3/6

6:10 am-3:01 pm

1 stop7h 51m

$275

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Fri 3/6

6:10 am-3:58 pm

2 stops8h 48m

$281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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 39% 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

7h 17m

Direct flights

None
The fastest flight from Sioux City to Baltimore takes 7h 17m
There are no direct flights from Sioux City to Baltimore. There are no popular flight routes from Sioux City to Baltimore.
Search flight deals

  • 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 7h 17m, 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.

An easier way to manage your Baltimore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 3/10
Tue 3/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States