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$291+ Cheap flights from Sioux City to Baltimore (SUX - BWI)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BWI
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Sioux City to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$324
(United Airlines)

One-way from

$291
(United Airlines)
From Sioux City Sioux Gateway to Baltimore/Washington
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One-way flight from Sioux City Sioux Gateway to Baltimore/Washington
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Find flight deals from Sioux City to Baltimore

Best flights from Sioux City to Baltimore
Discover carefully curated flight deals from Sioux City to Baltimore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 3/412:45 pmSUX - BWI
1 stop7h 42mUnited Airlines
Sat 3/710:45 amBWI - SUX
1 stop7h 47mUnited Airlines
Deal found 9/15$324

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Sioux City to Baltimore that are best for you.

Fly from

Sioux City

Fly to

Baltimore

Route

Depart

Return

Price

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Wed 3/4

12:45 pm-9:27 pm

1 stop7h 42m

Baltimore/Washington

Sat 3/7

10:45 am-5:32 pm

1 stop7h 47m

$324

Sioux CityBaltimore

SUX - BWI

SUXBWI

Sioux City Sioux Gateway

Mon 10/20

6:51 pm-11:18 pm

1 stop27h 27m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Sioux City to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore 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 Baltimore

What is the cheapest month to book a flight from Sioux City to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Sioux City to Baltimore (average of $241). Flying from Sioux City to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sioux City to Baltimore?

    Departing from Sioux City to Baltimore will take you 7h 42m. Sioux City and Baltimore are separated by a distance of 1052 mi.

  • Can I find deals for flights from Sioux City to Baltimore that include hotel bookings?

    Yes. In addition to deals on Sioux City to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux City to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Baltimore.

  • Can I find deals for business class flights from Sioux City to Baltimore?

    Yes. Cheapflights offers flight deals from Sioux City to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sioux City to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Sioux City to Baltimore (average of $241). Flying from Sioux City to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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