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Cheap flights from Sidney, Montana to the United States from $50

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sidney, Montana to the United States departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sidney, Montana to the United States

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cape Air Logo
12:52 pm - 2:47 pmSDY-BIL
1h 55mnonstop
Cape Air Logo
12:35 pm - 2:17 pmBIL-SDY
1h 42mnonstop
$91Cape Air
Find Deal
Thu, Nov 13 - Sat, Nov 15
Cape Air Logo
2:55 pm - 4:48 pmSDY-BIL
1h 53mnonstop
Cape Air Logo
2:54 pm - 4:39 pmBIL-SDY
1h 45mnonstop
$100Cape Air
Find Deal
Thu, Apr 2 - Sat, Apr 4

Cape Air flights from Sidney, Montana to United States

Our best Cape Air deals on Sidney, Montana to United States flight tickets
Cape Air
Nov 7
SDY7:35 amSidney Richland Municipal
1h 55m
BIL9:30 amBillings Logan Intl
Nov 8
BIL6:09 pmBillings Logan Intl
1h 42m
SDY7:51 pmSidney Richland Municipal
$89
Find similar
Cape Air
Nov 13
SDY12:52 pmSidney Richland Municipal
1h 55m
BIL2:47 pmBillings Logan Intl
Nov 15
BIL12:35 pmBillings Logan Intl
1h 42m
SDY2:17 pmSidney Richland Municipal
$91
Find similar
Cape Air
Apr 2
SDY2:55 pmSidney Richland Municipal
1h 53m
BIL4:48 pmBillings Logan Intl
Apr 4
BIL2:54 pmBillings Logan Intl
1h 45m
SDY4:39 pmSidney Richland Municipal
$100
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sidney, Montana to United States that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from Sidney, Montana to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Thu 11/13

12:52 pm-2:47 pm

Nonstop1h 55m

Billings Logan Intl

Sat 11/15

12:35 pm-2:17 pm

Nonstop1h 42m

$91

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Thu 4/2

2:55 pm-4:48 pm

Nonstop1h 53m

Billings Logan Intl

Sat 4/4

2:54 pm-4:39 pm

Nonstop1h 45m

$100

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Thu 11/13

2:42 pm-4:37 pm

Nonstop1h 55m

$50

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Sidney, Montana to United States

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

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

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

What airlines fly to United States?

United Airlines, Delta and Sun Country Air are the top three most popular airlines that fly to United States from Sidney, Montana according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 3 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

Cheap Sidney, Montana to United States flight deals and tips

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

Fastest flight time

1h 53m

Direct flights

Fri

Airports in United States

1 airport
The fastest flight from Sidney, Montana to United States takes 1h 53m
Direct flights go from Sidney, Montana to United States on Friday. There are no airlines offering direct flights.
There is 1 airport near United States: Billings Logan Intl (BIL)
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  • When did momondo last update prices for flights from Sidney Richland Municipal Airport to United States?

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

  • How old do you have to be to fly from Sidney Richland Municipal Airport to United States?

    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 United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Sidney, Montana to United States?

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Sidney.

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

momondo does allow users to show only those flights to United States from Sidney which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sidney to United States?

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 United States.

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

Of course. momondo tracks the price of Sidney to United States flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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