The cheapest times to fly from IAD to CJC are

  • March 26th to July 8th
  • August 6th to October 21st (except the week of September 17th)

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 CJC is mid to late August. Prices can be as high as $7398 for Sunday flights during late January and early February, or as low as $988 for Monday flights around mid to late August.


When to Fly to Calama

Flying from Washington, DC (IAD) to Calama (CJC) will usually cost between $1180 to $4171 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $1193. Due to high demand the most expensive time to fly is late January and early February, with an average price of $3987. Planning your trip to low-cost times can easily save you $2794 on economy flights and even more on first-class flights. Generally, any price below $1706 can be considered a good price for a round-trip IAD to CJC flight.

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

IAD to CJC Flight Prices

Compared to other flights, the IAD to CJC 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 $0.25, which is below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly to Calama, and Thursdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $831 (31%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1897. Return trip prices are from the CJC 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 CJC can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 41 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 CJC while comparing.

Destination alternative #1: Andres Sabella International Airport (ANF) in Antofagasta

  • 118 miles (190 km) away from CJC
  • Usually 21.96% less expensive than CJC
  • 2-layover flights available

See IAD to ANF flights


Flight Hacking IAD to CJC

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 CJC — but Champion Traveler does!

Hack #1: Lima (IAD > LIM > CJC)

  • Price for both tickets: $706
  • Average savings: $1000 (58.63%)

See IAD to LIM flights

Hack #2: Santiago (IAD > SCL > CJC)

  • Price for both tickets: $1064
  • Average savings: $642 (37.64%)

See IAD to SCL flights

Hack #3: Chicago, IL (IAD > ORD > CJC)

  • Price for both tickets: $1320
  • Average savings: $386 (22.6%)

See IAD to ORD flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 8 major airlines flying this route most often: Air Canada, American, Avianca, COPA, Delta, LATAM, Qantas, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 4281 miles or 6890 kilometers.

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

The real-world flight time for a nonstop IAD to CJC flight is about 8 hour 41 minutes.

How many flights go between Washington, DC and Calama?

It depends on the day of the week and the date, but a typical day might have around 12 available flights from IAD to CJC.


Airport Location Info


Departing Airport

Origination codeIAD
Origination airport nameWashington Dulles International Airport
CityWashington, DC
Countrythe United States

Return Airport

Destination codeCJC
Destination airport nameEl Loa Airport


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.