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Cheap flights from Sidney, Montana to Billings from $100

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sidney, Montana to Billings departing on 1/22. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Cape Air Logo
7:35 am - 9:28 am
SDY
-
BIL
1h 53mnonstop
Cape Air Logo
10:44 am - 12:29 pm
BIL
-
SDY
1h 45mnonstop
$100Cape Air
Thu, Jan 22 - Mon, Jan 26

momondo Fare Finder

 
Customize your flight search to find flights from Sidney, Montana to Billings 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 December 15, 2025.
Use the filters below to find and compare flights from Sidney, Montana to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SidneyBillings

SDY - BIL

SDYBIL

Sidney Richland Municipal

Thu 1/22

7:35 am-9:28 am

Nonstop1h 53m

Billings Logan Intl

Mon 1/26

10:44 am-12:29 pm

Nonstop1h 45m

$100

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 Billings

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 Sidney Richland Municipal to Billings Logan Intl flight route?

Fly from Sidney Richland Municipal to Billings Logan Intl for the best Sidney Richland Municipal - Billings Logan Intl flight prices

What cabin class options are available on Sidney Richland Municipal to Billings Logan Intl flights?

There is only 1 cabin class available to choose from on Sidney Richland Municipal to Billings Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Sidney, Montana to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from Sidney, Montana to Billings according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sidney, Montana to Billings (SDY to BIL) flight deals and tips

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

Fastest flight time

1h 53m

Direct flights

Fri

Airports in Billings

1 airport
The fastest flight from Sidney, Montana to Billings takes 1h 53m
Direct flights go from Sidney, Montana to Billings on Friday. There are no airlines offering direct flights.
There is 1 airport in Billings. From Sidney, Montana there are direct flights to Billings Logan Intl (BIL).
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  • How far is Sidney Richland Municipal to Billings Logan Intl by plane?

    The straight-line distance from Sidney Richland Municipal to Billings Logan Intl is 245.0 mi. A reasonable flight in good conditions will take 1h 53m.

  • When did momondo last update prices for flights from Sidney Richland Municipal Airport to Billings Logan Intl Airport?

    Prices for flights from Sidney Richland Municipal Airport to Billings Logan Intl Airport refresh daily.

  • How old do you have to be to fly from Sidney Richland Municipal Airport to Billings Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sidney Richland Municipal Airport to Billings Logan Intl Airport.

  • What documentation or ID do you need to fly to Billings Logan Intl Airport?

    The travel and health documents required for your trip to Billings Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Billings Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

It is quick and easy to find Sidney to Billings 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 Billings that suits you.

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

All flight searches from Sidney to Billings on momondo can be filtered to show those which offer flexible booking policies.

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Once all potential Sidney to Billings flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Billings from Sidney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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