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Richland MunicipalBillings Richland MunicipalBillings Richland MunicipalBillings Richland MunicipalBillings Richland MunicipalBillingsStay options near the arrival city for the same travel date.
415 N 29th St, 59101
1 Night • 3 Star
1116 North 28th St., 59101
1 Night • 3 Star
880 N. 29th St., 59101
1 Night • 3 Star
956 South 25th Street West, 59102
1 Night • 3 Star
Selected flight highlights for 03 Oct 2026.
Live forecast for both cities, 18 Sep to 21 Sep.
Forecast data from MET Norway, CC BY 4.0.
Fares and hotel rates usually run higher around these dates. Booking earlier — or shifting a day or two — often costs less.
Busiest periods: Summer travel (15 Jun – 31 Aug), Holiday season (18 Dec – 02 Jan).
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here — check the exact date for your travel year.
Every option we can actually book for you, compared on price and journey time.
Air distance is about 393 km. FlyX does not currently sell a bus on this pair.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Compare fares, stops, baggage and refundability across the airlines flying this route.
| Fastest flight duration | 1h 50m · Cape Air |
|---|---|
| First departure of the day | 07:35 · Cape Air |
| Last departure of the day | 17:10 · Cape Air |
| Options in this snapshot | 5 |
| Direct / non-stop options | 5 |
| Airport codes | Sidney–SDY, Billings–BIL |
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
Around 5 flights appear in the dated route snapshot, including 5 non-stop options. Departures run through the day — the first flight leaves around 07:35 and the last around 17:10. The fastest flight takes about 1h 50m.
Lowest fare by departure window: Morning from $49, Afternoon from $49. These observations do not predict the cheapest departure window on other dates.
Search your travel dates to compare current fares — prices update continuously with airline inventory.
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
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Sort or filter the Sidney–Billings results by price, departure time, stops and airline.
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Compare the available Sidney to Billings options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
| Coupon code | Offer | Max saving |
|---|---|---|
| FLYX20 | Up to 20% Off on Flights | ₹1,500 |
Check coupon eligibility and the final discount on the review page before you pay. View full terms.
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. Across the dates currently loaded for Sidney to Billings, Saturday shows the lowest fare at $49. That is an observed snapshot for these dates, not a rule that holds every week.
The direct air distance between Sidney (SDY) and Billings (BIL) is about 393 km. Actual flight time varies with the routing the airline files and with winds on the day.
Yes. 5 non-stop flights are showing on Sidney to Billings for the dates currently loaded. Use the Stops filter to see only those.
Cape Air is showing on this route for the dates currently loaded. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
The quickest non-stop Sidney to Billings flight currently loaded takes about 1h 50m. Journeys with a stop take longer, since the total includes the layover.
The lowest fare showing on Sidney to Billings for the dates currently loaded is $49. Airline pricing moves continuously, so treat this as a dated observation rather than a fixed price.
For the dates currently loaded the first departure is around 07:35 and the last is around 17:10, local time at Sidney. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay - if it has moved, you see the new figure before any payment.
Check the airport codes SDY–BIL, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price — run a search to see what is available for your own dates.
Last checked .
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
For payment, ticket issuance or a change request, see FlyX support. About FlyX.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The SDY to BIL cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 392.86 km.
The date strip opens the complete search result for the route and selected date.
Shortlist by price, stops, departure time and refundable fare preference.
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
| Cheapest Fare | Fare | Date | Airline | Departure |
|---|---|---|---|---|
| Lowest Airfare Today | $49 | 03/10/2026 | Cape Air | 07:35 |
| Cheapest Airfare Within 30 Days | $48 | 12/10/2026 | Cape Air | 07:35 |
| Cheapest Airfare Within 90 Days | $47 | 11/12/2026 | Cape Air | 07:35 |
Planning to fly from Sidney to Billings? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
The aerial distance between Sidney and Billings is approximately 393 KM. The flight duration ranges from 1H :50 M up to 1H :50 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Around 5 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Sidney at 07:35, while the last night flight leaves at 17:10. Flights depart from Richland Municipal and land at Billings.
| Flight Details | Information |
|---|---|
| Route | Sidney to Billings |
| Aerial Distance | 393 KM |
| Flight Duration | 1H :50 M - 1H :50 M |
| Airport Codes | Sidney - SDY, Billings - BIL |
| Total Flights Available | 5 flights (5 direct) |
| First Flight Departure | Departs at 07:35 |
| Last Flight Departure | Departs at 17:10 |
| Early Morning Flights (12 AM - 8 AM) | 1 direct/indirect flights |
| Morning Flights (8 AM - 12 PM) | 1 direct/indirect flights |
| Afternoon Flights (12 PM - 4 PM) | 2 direct/indirect flights |
| Evening Flights (4 PM - 8 PM) | 1 direct/indirect flights |
| Night Flights (8 PM - 12 AM) | 0 direct/indirect flights |