Cheap Flights from Sidney (SDY) to Stillwater (SWO)

Popular airlines from Sidney, MT (SDY-Sidney-Richland Municipal) to Stillwater, OK (SWO-Stillwater Regional)

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Frequently asked questions

How much does a flight from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO) cost?
Get a cheap one-way flight or cheap return flight from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between SDY and SWO. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SDY to SWO flight.
How many flights per day from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO)?
Direct flights from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDY to SWO?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a range of factors, such as the airline 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 Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO)?
To avoid potential delays on the Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO) route, aim to fly before 3 PM. Later departures are 22% more likely to be 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 Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO) last-minute?
Last-minute bookings from SDY to SWO are generally more expensive. For the best prices, start searching for flights early. That said, if you're flexible with your travel dates, you may score a cheap fare right before your journey.
Is it cheaper to book a SDY to SWO flight and hotel package?
Compared with arranging hotels and flights separately, booking a SDY to SWO flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Sidney-Richland Municipal Airport (SDY) to Stillwater Regional Airport (SWO)?
Usually, it's possible to reschedule or cancel your SDY to SWO flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Sidney-Richland Municipal
Destination airport
Stillwater Regional
Distance
876 mi

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Sidney to Stillwater Flights

The cheapest times to fly from Sidney to Stillwater

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 Sidney to Stillwater are during the month of . You can find some of the cheapest flights from Sidney to Stillwater with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sidney to Stillwater

Sunday is one of the best days to book for cheap flights from Sidney to Stillwater: 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 Sidney to Stillwater

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 Sidney to Stillwater in 2026. 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 Sidney to Stillwater 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 Sidney to Stillwater 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.

 

Sidney to Stillwater Flights

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*Available to One Key members.