$256 Cheap Flights from Sidney (SDY) to Bozeman (BZN)

View $256 flight on Fri, Feb 27, 2026Opens in a new window

Popular airlines from Sidney, MT (SDY-Sidney-Richland Municipal) to Bozeman Yellowstone Intl. Airport (BZN)

Cheap Flights from Sidney to Bozeman (SDY-BZN)

Prices were available within the past 7 days and start at $256 for one-way flights and $539 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Mon, Nov 10 - Wed, Nov 12
SDY
Sidney
BZN
Bozeman
$539 Roundtrip, found 1 day ago
$539
Roundtrip
found 1 day ago
Select Cape Air flight, departing Mon, Nov 10 from Sidney to Bozeman, returning Wed, Nov 12, priced at $539 found 1 day ago
Cape Air
Mon, Nov 10 - Thu, Nov 13
SDY
Sidney
BZN
Bozeman
$549 Roundtrip, found 1 day ago
$549
Roundtrip
found 1 day ago
Select Cape Air flight, departing Mon, Nov 10 from Sidney to Bozeman, returning Thu, Nov 13, priced at $549 found 1 day ago
Cape Air
Tue, Nov 4 - Tue, Nov 11
SDY
Sidney
BZN
Bozeman
$559 Roundtrip, found 1 day ago
$559
Roundtrip
found 1 day ago
Select Cape Air flight, departing Tue, Nov 4 from Sidney to Bozeman, returning Tue, Nov 11, priced at $559 found 1 day ago
Cape Air
Tue, Nov 4 - Mon, Nov 10
SDY
Sidney
BZN
Bozeman
$569 Roundtrip, found 1 day ago
$569
Roundtrip
found 1 day ago
Select Cape Air flight, departing Tue, Nov 4 from Sidney to Bozeman, returning Mon, Nov 10, priced at $569 found 1 day ago
Cape Air
Tue, Nov 4 - Sat, Nov 8
SDY
Sidney
BZN
Bozeman
$574 Roundtrip, found 1 day ago
$574
Roundtrip
found 1 day ago
Select Cape Air flight, departing Tue, Nov 4 from Sidney to Bozeman, returning Sat, Nov 8, priced at $574 found 1 day ago
Cape Air
Sat, Nov 1 - Tue, Nov 4
SDY
Sidney
BZN
Bozeman
$599 Roundtrip, found 3 days ago
$599
Roundtrip
found 3 days ago
Select Cape Air flight, departing Sat, Nov 1 from Sidney to Bozeman, returning Tue, Nov 4, priced at $599 found 3 days ago
Cape Air
Mon, Nov 10 - Tue, Nov 11
SDY
Sidney
BZN
Bozeman
$615 Roundtrip, found 1 day ago
$615
Roundtrip
found 1 day ago
Select Cape Air flight, departing Mon, Nov 10 from Sidney to Bozeman, returning Tue, Nov 11, priced at $615 found 1 day ago
Cape Air
Tue, Oct 28 - Tue, Nov 4
SDY
Sidney
BZN
Bozeman
$624 Roundtrip, found 3 days ago
$624
Roundtrip
found 3 days ago
Select Cape Air flight, departing Tue, Oct 28 from Sidney to Bozeman, returning Tue, Nov 4, priced at $624 found 3 days ago
Cape Air
Tue, Oct 28 - Sat, Nov 1
SDY
Sidney
BZN
Bozeman
$649 Roundtrip, found 3 days ago
$649
Roundtrip
found 3 days ago
Select Cape Air flight, departing Tue, Oct 28 from Sidney to Bozeman, returning Sat, Nov 1, priced at $649 found 3 days ago
Cape Air
Sat, Nov 1 - Sun, Nov 2
SDY
Sidney
BZN
Bozeman
$669 Roundtrip, found 3 days ago
$669
Roundtrip
found 3 days ago
Select Cape Air flight, departing Sat, Nov 1 from Sidney to Bozeman, returning Sun, Nov 2, priced at $669 found 3 days ago

Alternative airports near Bozeman

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gallatin Field BZN. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $559
BZN
Gallatin Field
CheapestClosest
Average driving time to city center13 min
Flights from $559

Frequently asked questions

How much does a flight from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN) cost?
Get a cheap one-way flight from $256 or cheap return flight from $539 from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN) 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 Gallatin Field Airport (BZN)?
Traveling in November is a great way to save, as it's the cheapest month for flights between SDY and BZN. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from SDY to BZN. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN)?
There are no daily nonstop flights from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SDY to BZN?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, carrier and other factors.*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 Gallatin Field Airport (BZN)?
Opt for a flight from Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN) that takes off before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 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 Gallatin Field Airport (BZN) last-minute?
Last-minute bookings from SDY to BZN are generally more expensive. To secure the best prices, start looking for flights well in advance. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book a SDY to BZN flight and hotel package?
Opting for a SDY to BZN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our impressive 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 Sidney-Richland Municipal Airport (SDY) to Gallatin Field Airport (BZN)?
Usually, it's possible to cancel or reschedule your SDY to BZN flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible 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
Bozeman Yellowstone Intl.
Roundtrip price
$539
Distance
356 mi

Book with confidence

Sidney to Bozeman Flights

The cheapest times to fly from Sidney to Bozeman

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

 

The best time to book a flight from Sidney to Bozeman

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

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 Bozeman in 2025. You can also book with separate airlines for your outbound and return journeys, from $256 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 Bozeman 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 Bozeman 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 Bozeman Flights

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*Available to One Key members.