HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montana

$612+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — BZN
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sioux City to Montana with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 julio 30, 2025.

Round-trip from

$612
(United Airlines)
From Sioux City Sioux Gateway to Montana
Search Deals

Find flight deals from Sioux City to Montana

Cheapest flights from Sioux City to Montana
Explore the most affordable flight options available from Sioux City to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
mié. 12/106:52 pmSUX - FCA
1 stop27h 54mUnited Airlines
sáb. 12/132:37 pmFCA - SUX
1 stop26h 33mUnited Airlines
Deal found 7/28$612

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 julio 30, 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

mié. 12/10

6:52 pm-9:46 pm

1 stop27h 54m

Kalispell Glacier Park

sáb. 12/13

2:37 pm-6:10 pm

1 stop26h 33m

$612

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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 $371). Flying from Sioux City to Montana in May is currently the most expensive (average of $478). 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.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with United Airlines from Sioux City to Montana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

  • 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 $371). Flying from Sioux City to Montana in May is currently the most expensive (average of $478). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sioux City to Montana

See prices for flight routes from nearby airports that may be better suited for you.
Omaha to Seattle flights
Omaha to O'Hare Intl flights
Omaha to Las Vegas flights
Cedar Rapids to Denver flights
Des Moines to Denver flights
Omaha to LaGuardia flights
Omaha to Denver flights
Des Moines to Las Vegas flights
Des Moines to George Bush Intcntl flights
Des Moines to LaGuardia flights
Omaha to Los Angeles flights
Cedar Rapids to Orlando flights
Omaha to Boston flights
Omaha to Nashville flights
Des Moines to Atlanta flights
Omaha to Dallas/Fort Worth flights
Des Moines to Dallas/Fort Worth flights
Des Moines to Sky Harbor Intl flights
Des Moines to Hobby flights
Cedar Rapids to Dallas/Fort Worth flights
Des Moines to John F Kennedy Intl flights
Omaha to John F Kennedy Intl flights
Des Moines to Seattle flights
Omaha to Philadelphia flights
Omaha to Orlando flights
Moline to Dallas/Fort Worth flights
Moline to Denver flights
Omaha to Detroit flights
Des Moines to Boston flights
Omaha to Sky Harbor Intl flights
Omaha to Charleston flights
Des Moines to Dulles Intl flights
Omaha to San Diego flights
Omaha to Newark flights
Des Moines to Orlando flights
Cedar Rapids to Sky Harbor Intl flights
Omaha to Baltimore flights
Omaha to Milwaukee flights
Des Moines to Nashville flights
Des Moines to Reagan-National flights
Omaha to Miami flights
Des Moines to San Diego flights
Omaha to Atlanta flights
Des Moines to Los Angeles flights
Des Moines to Miami flights
Omaha to Hobby flights
Des Moines to O'Hare Intl flights
Cedar Rapids to Las Vegas flights
Omaha to Dulles Intl flights
Moline to Orlando flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.