How does KAYAK find such low prices on flights from South America to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South America to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South America to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from South America is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from South America to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to South America with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South America to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from South America up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$264 CHEAP FLIGHTS from South America to Washington, D.C. (IAD)

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Flight Deals

Cheap Flights from South America to Dulles Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from South America to Dulles Intl

Sun, Apr 25 - Mon, May 10

3:30 am - 2:15 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

9h 45m1 stop Bogotá El Dorado

3:35 pm - 1:15 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

10h 40m1 stop Bogotá El Dorado

$404Avianca

Mon, Apr 26 - Mon, May 10

6:50 pm - 5:20 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

9h 30m1 stop Bogotá El Dorado

5:35 pm - 2:55 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

10h 20m1 stop San Salvador El Salvador Intl

$404Avianca

Sun, Feb 7 - Wed, Mar 31

3:08 am - 3:16 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

24h 08m1 stop Panama City Tocumen Intl

11:57 pm - 11:27 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

12h 30m1 stop Panama City Tocumen Intl

$426Copa Airlines

Mon, Apr 5 - Mon, Apr 12

6:26 pm - 9:44 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

26h 18m1 stop Panama City Tocumen Intl

4:46 pm - 9:25 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

17h 39m1 stop Panama City Tocumen Intl

$427Copa Airlines

Tue, Nov 10 - Tue, Nov 17

9:35 am - 11:52 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

26h 17m2 stops Guayaquil Jose Joaquin de Olmedo New York John F Kennedy Intl

12:32 pm - 9:25 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

8h 53m1 stop Atlanta Hartsfield-Jackson

$428LATAM Airlines

Thu, Nov 19 - Sun, Nov 22

12:43 pm - 11:52 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

23h 09m2 stops Guayaquil Jose Joaquin de Olmedo New York John F Kennedy Intl

8:05 am - 9:25 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

13h 20m1 stop Atlanta Hartsfield-Jackson

$428LATAM Airlines

Wed, Dec 16 - Sun, Jan 17

12:55 am - 12:41 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

23h 46m1 stop Atlanta Hartsfield-Jackson

6:15 pm - 6:52 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

24h 37m2 stops New York John F Kennedy Intl Miami

$430Delta

Thu, Dec 17 - Fri, Jan 22

1:10 pm - 12:51 amMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

11h 41m2 stops Orlando Atlanta Hartsfield-Jackson

10:16 pm - 12:00 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

13h 44m1 stop Orlando

$434Frontier

Thu, Dec 17 - Sun, Jan 24

1:10 pm - 12:51 amMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

11h 41m2 stops Orlando Atlanta Hartsfield-Jackson

10:16 pm - 12:00 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

13h 44m1 stop Orlando

$434Frontier

Thu, Jan 21 - Sun, Jan 31

12:05 pm - 11:31 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

35h 26m1 stop Salt Lake City

10:56 am - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

10h 24m1 stop Atlanta Hartsfield-Jackson

$533Delta

Recent last minute flight deals from South America to Dulles Intl

Wed, Nov 4 - Sat, Nov 14

4:30 am - 1:10 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

8h 40m1 stop Bogotá El Dorado

2:30 pm - 1:10 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

10h 40m1 stop Bogotá El Dorado

$404Avianca

Tue, Nov 3 - Wed, Nov 11

3:30 am - 1:10 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

9h 40m1 stop Bogotá El Dorado

2:30 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

9h 25m1 stop Bogotá El Dorado

$404Avianca

Tue, Nov 3 - Tue, Nov 10

9:14 am - 11:50 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

26h 36m2 stops Guayaquil Jose Joaquin de Olmedo New York John F Kennedy Intl

10:11 am - 9:25 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

11h 14m1 stop Atlanta Hartsfield-Jackson

$428LATAM Airlines

Tue, Nov 3 - Fri, Nov 13

9:35 am - 11:50 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

26h 15m2 stops Guayaquil Jose Joaquin de Olmedo New York John F Kennedy Intl

8:05 am - 9:25 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

13h 20m1 stop Atlanta Hartsfield-Jackson

$428LATAM Airlines

Sat, Oct 31 - Sat, Nov 7

9:45 am - 12:37 amMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

13h 52m1 stop Houston George Bush Intcntl

2:38 pm - 10:10 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

31h 32m1 stop Houston George Bush Intcntl

$445United Airlines

Sat, Oct 31 - Tue, Nov 3

6:37 pm - 4:15 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

8h 38m1 stop Panama City Tocumen Intl

3:37 pm - 12:34 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

20h 57m1 stop Panama City Tocumen Intl

$481Copa Airlines

Sat, Oct 31 - Sun, Nov 1

6:37 pm - 4:15 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

8h 38m1 stop Panama City Tocumen Intl

3:37 pm - 12:32 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

8h 55m1 stop Panama City Tocumen Intl

$488Copa Airlines

Sun, Nov 1 - Mon, Jan 25

10:30 pm - 10:59 pmSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

26h 29m2 stops Miami Charlotte Douglas

7:00 am - 8:35 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

23h 35m2 stops Charlotte Douglas Dallas/Fort Worth

$520American Airlines

Sun, Nov 1 - Mon, Jan 4

10:30 pm - 10:59 pmSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

26h 29m2 stops Miami Charlotte Douglas

9:11 am - 9:20 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

22h 09m2 stops Charlotte Douglas Miami

$520American Airlines

Wed, Nov 4 - Fri, Nov 13

1:50 am - 10:44 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

20h 54m1 stop Houston George Bush Intcntl

6:00 am - 11:55 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

17h 55m1 stop Houston George Bush Intcntl

$614United Airlines

Recent direct flight deals from South America to Dulles Intl

Wed, Nov 11 - Thu, Jan 21

10:50 pm - 4:30 amBOG Bogotá El Dorado-IAD Washington, D.C. Dulles Intl

5h 40mnonstop

5:50 am - 11:15 amIAD Washington, D.C. Dulles Intl-BOG Bogotá El Dorado

5h 25mnonstop

$587Avianca

Mon, Dec 14 - Thu, Jan 14

10:50 pm - 4:30 amBOG Bogotá El Dorado-IAD Washington, D.C. Dulles Intl

5h 40mnonstop

5:50 am - 11:15 amIAD Washington, D.C. Dulles Intl-BOG Bogotá El Dorado

5h 25mnonstop

$587Avianca

Tue, Dec 8 - Mon, Jan 18

7:40 am - 1:10 pmBOG Bogotá El Dorado-IAD Washington, D.C. Dulles Intl

5h 30mnonstop

2:30 pm - 8:10 pmIAD Washington, D.C. Dulles Intl-BOG Bogotá El Dorado

5h 40mnonstop

$587Avianca

Tue, Jan 19 - Mon, Feb 1

7:40 am - 1:10 pmBOG Bogotá El Dorado-IAD Washington, D.C. Dulles Intl

5h 30mnonstop

2:30 pm - 8:10 pmIAD Washington, D.C. Dulles Intl-BOG Bogotá El Dorado

5h 40mnonstop

$601Avianca

Sun, Nov 22 - Wed, Dec 2