Cheap Flights from Birmingham (BHX) to Sidney (SDY)

Popular airlines from Birmingham Airport (BHX) to Sidney, MT (SDY-Sidney-Richland Municipal)

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Frequently asked questions

How much does a flight from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY) cost?
Grab a cheap one-way flight or cheap return flight from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between BHX and SDY. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BHX to SDY flight.
How many flights per day from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY)?
There aren't any daily direct flights departing from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY). But you can book 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 BHX to SDY?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on various factors, including 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 Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY)?
Opt for a flight from Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY) 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 Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY) last-minute?
Holding off until just before your departure to book a ticket from BHX to SDY generally means paying more. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book a BHX to SDY flight and hotel package?
Booking a BHX to SDY flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of hotels 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 Birmingham Airport (BHX) to Sidney-Richland Municipal Airport (SDY)?
Typically, it's possible to cancel or reschedule your BHX to SDY flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Birmingham
Destination airport
Sidney-Richland Municipal
Distance
4154 mi

Book with confidence

Book with confidence

Birmingham to Sidney Flights

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

 

The best time to book a flight from Birmingham to Sidney

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

 

Birmingham to Sidney Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.