The cheapest times to fly from SDY to PEK are

  • October 22nd to March 25th (except the weeks of January 22nd and February 12th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SDY to PEK is mid January. Prices can be as high as $15800 for Friday flights during late January, or as low as $5155 for Thursday flights around mid January.


When to Fly to Beijing

Flying from Sidney, MT (SDY) to Beijing (PEK) will usually cost between $5282 to $5779 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $5291. Due to high demand the most expensive time to fly is late January, with an average price of $6817. Planning your trip to low-cost times can easily save you $1526 on economy flights and even more on first-class flights. Generally, any price below $5479 can be considered a good price for a round-trip SDY to PEK flight.

See below for a graph of average weekly prices for the SDY to PEK route. All prices are for round-trip tickets in USD.

SDY to PEK Flight Prices

Compared to other flights, the SDY to PEK flight is more expensive than the average and costs more than the average flight leaving from Sidney. The average price per mile (for a direct flight) is $0.58, which is above average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to PEK, and Tuesday the cheapest day to fly back into SDY. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $372 (6%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $5521. Return trip prices are from the PEK to SDY flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SDY to PEK can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 33 minutes may not be realistic.


Flight Hacking SDY to PEK

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SDY to PEK — but Champion Traveler does!

Hack #1: Denver, CO (SDY > DEN > PEK)

  • Price for both tickets: $1060
  • Average savings: $4419 (80.65%)

See SDY to DEN flights

Hack #2: Los Angeles, CA (SDY > LAX > PEK)

  • Price for both tickets: $1110
  • Average savings: $4370 (79.75%)

See SDY to LAX flights

Hack #3: San Jose, CA (SDY > SJC > PEK)

  • Price for both tickets: $1119
  • Average savings: $4360 (79.58%)

See SDY to SJC flights


Flight Questions Answered

Still have questions about flying from SDY to PEK? We’ve got answers.

Which airlines fly this route?

You can find 8 major airlines flying this route most often: Alaska, American, ANA, Cape Air, China Southern, Delta, JAL, United, and potentially more during busy seasons.

How far away is it from Capital International Airport to Sidney Richland Regional Airport?

The distance between the two airports is roughly 5875 miles or 9455 kilometers.

How long does it take to fly from SDY to PEK?

The real-world flight time for a nonstop SDY to PEK flight is about 11 hour 33 minutes.

How many flights go between Sidney, MT and Beijing?

It depends on the day of the week and the date, but a typical day might have around 11 available flights from SDY to PEK.


Airport Location Info


Departing Airport

Origination code SDY
Origination airport name Sidney Richland Regional Airport
City Sidney, MT
Country the United States
Latitude 47.7
Longitude -104.2

Return Airport

Destination code PEK
Destination airport name Capital International Airport
City Beijing
Country China
Latitude 40.1
Longitude 116.6


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.