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$522+ Cheap flights from Sioux City (SUX) to Montana

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BZN
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheap flight deals from Sioux City to Montana

Best flights from Sioux City to Montana
Discover carefully curated flight deals from Sioux City to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 8, 2025.

This United Airlines deal was found by Cheapflights users on 12/6. 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.
Wed 1/216:00 amSUX - FCA
1 stop16h 59mUnited Airlines
Sat 1/242:42 pmFCA - SUX
1 stop19h 13mUnited Airlines
Deal found 12/6$522

Find flight deals from Sioux City to Montana

Keep the following information in mind while searching for Sioux City to Montana flight deals. Data was last updated December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$522
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Bozeman Gallatin Field flights.
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From Sioux City Sioux Gateway to Montana
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Montana 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 December 8, 2025.
Use the filters below to find and compare flights from Sioux City to Montana that are best for you.

Fly from

Sioux City

Fly to

Montana

Route

Depart

Return

Price

Sioux CityKalispell

SUX - FCA

SUXFCA

Sioux City Sioux Gateway

Wed 1/21

6:00 am-9:59 pm

1 stop16h 59m

Kalispell Glacier Park

Sat 1/24

2:42 pm-10:55 am

1 stop19h 13m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Best time to book a flight from Sioux City to Montana

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

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

Currently, October is the cheapest month in which you can book a flight from Sioux City to Montana (average of $117). Flying from Sioux City to Montana in June is currently the most expensive (average of $278). 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 Montana. 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 Montana?

    For a flight from Sioux City to Montana, you will be flying from Sioux Gateway. Sioux City Sioux Gateway (SUX) is just 7.0 mi from the center of the city.

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

    There are many flights that can get you from Sioux City to Montana in 16h 59m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 955 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sioux City to Montana 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 Montana?

    Currently, October is the cheapest month in which you can book a flight from Sioux City to Montana (average of $117). Flying from Sioux City to Montana in June is currently the most expensive (average of $278). 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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