The cheapest times to fly from IAD to CGQ are

  • January 8th to March 4th (except the week of January 22nd)
  • March 19th to April 29th
  • June 25th to July 8th
  • August 27th to September 16th (except the week of September 3rd)

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 IAD to CGQ is late November to early December. Prices can be as high as $2900 for Saturday flights during early to mid August, or as low as $1028 for Tuesday flights around late November to early December.


When to Fly to Changchun

Flying from Washington, DC (IAD) to Changchun (CGQ) will usually cost between $1057 to $2227 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late November to early December with an average ticket price of $1081. Due to high demand the most expensive time to fly is early to mid August, with an average price of $2211. Planning your trip to low-cost times can easily save you $1130 on economy flights and even more on first-class flights. Generally, any price below $1611 can be considered a good price for a round-trip IAD to CGQ flight.

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

IAD to CGQ Flight Prices

Compared to other flights, the IAD to CGQ flight is more expensive than the average and costs slightly more than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.15, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays 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 $259 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1497. Return trip prices are from the CGQ to IAD 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 IAD to CGQ can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 44 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IAD to CGQ while comparing.

Destination alternative #1: Taiping Airport (HRB) in Harbin

  • 116 miles (187 km) away from CGQ
  • Usually 21.02% less expensive than CGQ
  • 1-layover flights available

See IAD to HRB flights


Flight Hacking IAD to CGQ

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 IAD to CGQ — but Champion Traveler does!

Hack #1: New York, NY (IAD > JFK > CGQ)

  • Price for both tickets: $981
  • Average savings: $630 (39.12%)

See IAD to JFK flights

Hack #2: Los Angeles, CA (IAD > LAX > CGQ)

  • Price for both tickets: $989
  • Average savings: $622 (38.59%)

See IAD to LAX flights

Hack #3: San Francisco, CA (IAD > SFO > CGQ)

  • Price for both tickets: $1163
  • Average savings: $448 (27.79%)

See IAD to SFO flights


Flight Questions Answered

Still have questions about flying from IAD to CGQ? We’ve got answers.

Which airlines fly this route?

You can find 14 major airlines flying this route most often: Air Canada, Air China, American, ANA, Asiana, British Airways, China Eastern, China Southern, Delta, Hainan, KLM, Lufthansa, Shenzhen, United, and potentially more during busy seasons.

How far away is it from Longjia Airport to Washington Dulles International Airport?

The distance between the two airports is roughly 6525 miles or 10501 kilometers.

How long does it take to fly from IAD to CGQ?

The real-world flight time for a nonstop IAD to CGQ flight is about 12 hour 44 minutes.

How many flights go between Washington, DC and Changchun?

It depends on the day of the week and the date, but a typical day might have around 21 available flights from IAD to CGQ.


Airport Location Info


Departing Airport

Origination code IAD
Origination airport name Washington Dulles International Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77.5

Return Airport

Destination code CGQ
Destination airport name Longjia Airport
City Changchun
Country China
Latitude 44
Longitude 125.7


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.