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

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

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Frequently asked questions

How much does a flight from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC) cost?
Lock in a cheap one-way flight or cheap return flight from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC) 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 Tri-Cities Airport (PSC)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between SDY and PSC. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SDY to PSC flight.
How many flights per day from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC)?
Direct flights from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDY to PSC?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a number of factors, such as 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 Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC)?
Opt for a flight from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Tri-Cities Airport (PSC) last-minute?
Booking your flight from SDY to PSC shortly before your journey is usually more expensive. But if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a SDY to PSC flight and hotel package?
Compared with arranging hotels and flights separately, booking a SDY to PSC flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of hotels, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Sidney-Richland Municipal Airport (SDY) to Tri-Cities Airport (PSC)?
In most cases, you can cancel or modify your SDY to PSC flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further details, go to our Customer Service portal.

Travel information

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

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Sidney to Pasco Flights

The cheapest times to fly from Sidney to Pasco

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

 

The best time to book a flight from Sidney to Pasco

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

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 Pasco 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 Pasco 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 Pasco 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 Pasco Flights

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*Available to One Key members.