How many flights depart from Sidney, Montana to Worldwide on average per week?

As of July 2026, there are 35 flights per week flying from Sidney, Montana to Worldwide. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When did momondo last update prices for flights from Sidney Richland Municipal Airport to Worldwide?

Prices for flights from Sidney Richland Municipal Airport to Worldwide are refreshed on a daily basis.

How old do you have to be to fly from Sidney Richland Municipal Airport to Worldwide?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sidney Richland Municipal Airport to Worldwide.

What documentation or ID do you need to fly to Worldwide?

The necessary travel and health documents for your Worldwide trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$45 Cheap Flights from Sidney, Montana to Worldwide in 2026

Find the cheapest flights from Sidney, Montana to Worldwide

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:04 pm - 2:51 pm

SDY

BIL

1h 47mnonstop

7:25 am - 9:07 am

BIL

SDY

1h 42mnonstop

$78Cape Air

Mon, Jan 11 - Fri, Jan 15

9:45 am - 11:32 am

SDY

BIL

1h 47mnonstop

6:06 pm - 7:48 pm

BIL

SDY

1h 42mnonstop

$80Cape Air

Sat, Aug 8 - Fri, Aug 14

5:10 pm - 6:57 pm

SDY

BIL

1h 47mnonstop

2:54 pm - 4:36 pm

BIL

SDY

1h 42mnonstop

$81Cape Air

Tue, Aug 18 - Mon, Aug 24

2:55 pm - 4:42 pm

SDY

BIL

1h 47mnonstop

6:06 pm - 7:48 pm

BIL

SDY

1h 42mnonstop

$83Cape Air

Tue, Aug 11 - Wed, Aug 12

7:37 am - 9:24 am

SDY

BIL

1h 47mnonstop

2:54 pm - 4:36 pm

BIL

SDY

1h 42mnonstop

$100Cape Air

Fri, Aug 21 - Mon, Aug 24

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Cape Air flights from Sidney, Montana to Worldwide

Our best Cape Air deals on Sidney, Montana to Worldwide flight tickets

Cape Air

Jan 11

SDY1:04 pmSidney Richland Municipal

1h 47m

BIL2:51 pmBillings Logan Intl

Jan 15

BIL7:25 amBillings Logan Intl

1h 42m

SDY9:07 amSidney Richland Municipal

$78

Cape Air

Aug 8

SDY9:45 amSidney Richland Municipal

1h 47m

BIL11:32 amBillings Logan Intl

Aug 14

BIL6:06 pmBillings Logan Intl

1h 42m

SDY7:48 pmSidney Richland Municipal

$80

Cape Air

Aug 18

SDY5:10 pmSidney Richland Municipal

1h 47m

BIL6:57 pmBillings Logan Intl

Aug 24

BIL2:54 pmBillings Logan Intl

1h 42m

SDY4:36 pmSidney Richland Municipal

$81

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Mon 1/11

1:04 pm-2:51 pm

Nonstop1h 47m

Billings Logan Intl

Fri 1/15

7:25 am-9:07 am

Nonstop1h 42m

$78

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Sat 8/8

9:45 am-11:32 am

Nonstop1h 47m

Billings Logan Intl

Fri 8/14

6:06 pm-7:48 pm

Nonstop1h 42m

$80

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Tue 8/18

5:10 pm-6:57 pm

Nonstop1h 47m

Billings Logan Intl

Mon 8/24

2:54 pm-4:36 pm

Nonstop1h 42m

$81

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Tue 8/11

2:55 pm-4:42 pm

Nonstop1h 47m

Billings Logan Intl

Wed 8/12

6:06 pm-7:48 pm

Nonstop1h 42m

$83

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Fri 8/21

7:37 am-9:24 am

Nonstop1h 47m

Billings Logan Intl

Mon 8/24

2:54 pm-4:36 pm

Nonstop1h 42m

$100

Cheapest one-way

Quickest one-way

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Fri 7/31

2:55 pm-4:42 pm

Nonstop1h 47m

$45

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Fri 7/31

9:45 am-11:32 am

Nonstop1h 47m

$50

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Sidney, Montana to Worldwide

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Sidney Richland Municipal to Worldwide?

Cape Air is the most popular carrier operating from Sidney Richland Municipal to Worldwide

Cheap Sidney, Montana to Worldwide flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sidney, Montana to Worldwide

Fastest flight time	1h 47m
Direct flights	Tue, Wed, Sat and Sun
Airports in Worldwide	12,878 airports

The fastest flight from Sidney, Montana to Worldwide takes 1h 47m

Direct flights go from Sidney, Montana to Worldwide on Tuesday, Wednesday, Saturday and Sunday. There are no airlines offering direct flights.

There are 12,878 airports in Worldwide. From Sidney, Montana there are direct flights to Billings Logan Intl (BIL).

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Frequently asked questions about flying from Sidney, Montana to Worldwide

When did momondo last update prices for flights from Sidney Richland Municipal Airport to Worldwide?
Prices for flights from Sidney Richland Municipal Airport to Worldwide are refreshed on a daily basis.
How old do you have to be to fly from Sidney Richland Municipal Airport to Worldwide?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sidney Richland Municipal Airport to Worldwide.
What documentation or ID do you need to fly to Worldwide?
The necessary travel and health documents for your Worldwide trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Sidney, Montana to Worldwide?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Sidney, Montana to Worldwide is Tecnam P2012 Traveler (100.00% of total bookings).

Why use momondo?

Why should I use momondo to find a flight deal from Sidney to Worldwide?

It is quick and easy to find Sidney to Worldwide flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Worldwide that suits you.

Can I find flights from Sidney to Worldwide with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sidney to Worldwide flights to just show those with flexible booking policies.

How can momondo help me find flights from Sidney to Worldwide?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sidney to Worldwide.

I’m not ready to book a flight from Sidney to Worldwide right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sidney to Worldwide flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.