Cheap Flights from Sacramento (SMF) to Sidney (SDY)

Popular airlines from Sacramento Intl. Airport (SMF) to Sidney, MT (SDY-Sidney-Richland Municipal)

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Cheap Flights from Sacramento to Sidney (SMF-SDY)

Prices were available within the past 7 days and start at for one-way flights and $1,166 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Nov 26 - Sun, Nov 30
SMF
Sacramento
SDY
Sidney
$1,166 Roundtrip, found 4 days ago
$1,166
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 26 from Sacramento to Sidney, returning Sun, Nov 30, priced at $1,166 found 4 days ago
Alaska Airlines
Wed, Nov 26 - Sun, Nov 30
SMF
Sacramento
SDY
Sidney
$1,196 Roundtrip, found 4 days ago
$1,196
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 26 from Sacramento to Sidney, returning Sun, Nov 30, priced at $1,196 found 4 days ago
Alaska Airlines
Wed, Nov 26 - Sun, Nov 30
SMF
Sacramento
SDY
Sidney
$1,244 Roundtrip, found 4 days ago
$1,244
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 26 from Sacramento to Sidney, returning Sun, Nov 30, priced at $1,244 found 4 days ago
Alaska Airlines
Wed, Nov 26 - Sun, Nov 30
SMF
Sacramento
SDY
Sidney
$1,274 Roundtrip, found 4 days ago
$1,274
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 26 from Sacramento to Sidney, returning Sun, Nov 30, priced at $1,274 found 4 days ago

Frequently asked questions

How much does a flight from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY) cost?
Get a cheap one-way flight or cheap return flight from $1,166 from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY) 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 Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY)?
November is the least expensive month to fly from SMF to SDY. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY)?
To find the cheapest airline that'll fly you from SMF to SDY, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY)?
You'll have to hop on a flight with a layover when traveling from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY). Direct flights don't operate daily on this route. However, just 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 SMF to SDY?
You'll typically 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 Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY)?
To arrive at Sidney-Richland Municipal Airport (SDY) on schedule, book a flight that leaves from Sacramento Intl. Airport (SMF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY) last-minute?
Last-minute fares from SMF to SDY are generally more expensive. To lock in the best prices, start searching for flights well in advance. That being said, if you can play around with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a SMF to SDY flight and hotel package?
Securing a SMF to SDY flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sacramento Intl. Airport (SMF) to Sidney-Richland Municipal Airport (SDY)?
If you reserved your SMF to SDY flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Sacramento Intl.
Destination airport
Sidney-Richland Municipal
Roundtrip price
$1,166
Distance
1071 mi

Book with confidence

Book with confidence

Sacramento to Sidney Flights

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

 

The best time to book a flight from Sacramento to Sidney

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

 

Sacramento to Sidney Flights

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