Cheap Flights from Pasco (PSC) to Sidney (SDY)

Popular airlines from Tri-Cities Airport (PSC) to Sidney, MT (SDY-Sidney-Richland Municipal)

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Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY) cost?
Secure a cheap one-way flight or cheap return flight from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY)?
is the cheapest month to fly from PSC to SDY. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY)?
To find the cheapest airline flying from PSC to SDY, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY)?
There are no daily nonstop flights available from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from PSC to SDY?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY)?
To avoid possible delays on the Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY) last-minute?
Holding off until just before your trip to book a ticket from PSC to SDY often results in higher prices. While you might find some last-minute deals, there's no guarantee. Keep your travel schedule open for the best chance of landing a bargain.
Is it cheaper to book a PSC to SDY flight and hotel package?
Opting for a PSC to SDY flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Sidney-Richland Municipal Airport (SDY)?
In most instances, you can modify or cancel your PSC to SDY flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Origin airport
Tri-Cities
Destination airport
Sidney-Richland Municipal
Distance
709 mi

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Pasco to Sidney Flights

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

 

The best time to book a flight from Pasco to Sidney

Sunday is one of the best days to book for cheap flights from Pasco 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 Pasco 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 Pasco 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 Pasco 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 Pasco 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.

 

Pasco to Sidney Flights

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*Available to One Key members.