Cheap Flights from Hays (HYS) to Sidney (SDY)

Popular airlines from Hays, KS (HYS-Hays Regional) to Sidney, MT (SDY-Sidney-Richland Municipal)

Frequently asked questions

How much does a flight from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY) cost?
Snag a cheap one-way flight or cheap return flight from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY)?
is the cheapest month to fly from HYS to SDY. Traveling during an off-peak travel window is often the key to finding better deals on flights.
What is the cheapest airline that flies from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from HYS to SDY. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY)?
You'll need to book a flight with a layover if you're traveling from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from HYS to SDY?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY)?
To avoid possible delays on the Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY) last-minute?
Last-minute bookings from HYS to SDY are usually more expensive. For the lowest prices, start searching for flights as early as possible. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a HYS to SDY flight and hotel package?
You'll typically save money by securing a HYS to SDY flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Hays Regional Airport (HYS) to Sidney-Richland Municipal Airport (SDY)?
If you reserved your HYS to SDY flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Hays Regional
Destination airport
Sidney-Richland Municipal
Distance
659 mi

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Hays to Sidney Flights

The cheapest times to fly from Hays to Sidney

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hays to Sidney are during the month of . You can find some of the cheapest flights from Hays to Sidney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hays to Sidney

Sunday is one of the best days to book for cheap flights from Hays to Sidney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hays to Sidney

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hays to Sidney in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hays to Sidney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hays to Sidney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hays to Sidney Flights

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*Available to One Key members.