Title: CA $298 Cheap Flights from Buffalo (BUF) to Sioux City (SUX) - Expedia.ca ![Chief War Eagle is buried at the top of a high bluff near the confluence of the Missouri and Big Sioux Rivers. A large sculpture depicting him with a peace pipe marks this spot. He was a Sioux Indian Chief that promoted peace with pioneers settling the western frontier.](https://images.trvl-media.com/place/601710/b208f7a4-6413-4b56-85ca-76b0af29564e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Erik Rowley ![](https://images.trvl-media.com/place/601710/b208f7a4-6413-4b56-85ca-76b0af29564e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $298 Cheap Flights from Buffalo (BUF) to Sioux City (SUX) [View CA $298 flight on Wed, Jan 7, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:BUF,to:SUX,departure:07/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:297.70&airProductToken=AQpmCjAI1YIBEgMyMjgYgS0grhwo0eeBAzDQ6IEDOFRAAFgBagUyX2Vjb3IIVEFLMkpaRFMKMgjVggESBDUwODUYrhwgkr0BKK_qgQMwoOuBAzhUQABYAWoFMl9lY29yCFRBSzJKWkRTEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Sioux City, IA (SUX-Sioux Gateway) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:buf,to:sux,departure:15/11/2025TANYT&leg2=from:sux,to:buf,departure:22/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Buffalo (BUF) to Sioux City (SUX) Prices were available within the past 7 days and start at CA $298 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip Flight from Buffalo to Sioux City (BUF - SUX) route information | Origin airport | Buffalo Niagara Intl. | | --- | --- | | Destination airport | Sioux Gateway | | Distance | 1432 km | ## Buffalo to Sioux City Flights **The easy way to book your flights from Buffalo to Sioux City**  With Expedia, it’s simple to find and book flights to Sioux City from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 12 airlines that cover this route. There are nonstop flights to Sioux Gateway, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to Sioux City today, tomorrow, or this week.   **Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Sioux Gateway, SUX**  Sort your search results by price to find great deals on your flight from Buffalo to Sioux City—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Sioux City from Buffalo currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Sioux City   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Sioux City from Buffalo**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Sioux City with Expedia today. ## Frequently asked questions ### How much is a flight from Buffalo Niagara Intl. Airport (BUF) to Sioux Gateway Airport (SUX)? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from BUF to Sioux Gateway Airport (SUX) was . Fares this cheap don't wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara International Airport to Sioux Gateway Airport (SUX)? > Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Buffalo Niagara International Airport to SUX that have flexible change policies? > Many carriers offer the option to reschedule your flight at no extra charge. All you pay is any additional cost for the new flight. When searching for BUF to Colonel Bud Day Field flights, you'll find a "No change fees" filter for you to select. ### How many hours is the flight from BUF to Sioux Gateway Airport (SUX)? > Lasting around 3 hours and 59 minutes, the flight between Buffalo Niagara International Airport and Colonel Bud Day Field is a great opportunity to do some last-minute planning. Why not use some of this time to work on your itinerary for Sioux City? ### How far is the flight from Buffalo Niagara Intl. Airport (BUF) to Sioux Gateway Airport (SUX)? > With a flight distance of 1,450 kilometres, it's just a short hop from Buffalo Niagara Intl. Airport (BUF) to Colonel Bud Day Field. It might be a quick flight, but it's still worth bringing something to read. ### Which airlines fly direct from Buffalo Niagara Intl. Airport (BUF) to Colonel Bud Day Field? > Right now, no airlines offer flights directly from BUF to Colonel Bud Day Field. You'll have to book a flight with at least one stop. To get the best connections and price, lock in your airfare ahead of time. ### Are Buffalo Niagara Intl. Airport (BUF) to SUX flight tickets cheaper when they're purchased at the last minute? > It is possible to score a great last-minute deal from Buffalo Niagara Intl. Airport (BUF) to Sioux Gateway Airport (SUX), but it's also possible to miss out entirely! As many airlines release prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you spot a bargain. 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