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.

$279 CHEAP FLIGHTS from South America to Washington, D.C. (IAD)

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Cheap Flights from South America to Dulles Intl

Cheap flights from South America to Dulles Intl with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Tue, Nov 3 - Mon, Nov 9

3:20 pm - 4:30 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

13h 10m1 stop Bogotá El Dorado

4:25 pm - 3:00 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

10h 35m1 stop San Salvador El Salvador Intl

$404Avianca

Tue, Feb 2 - Tue, Mar 2

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, Apr 13 - Wed, Apr 21

6:11 am - 12:41 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

17h 30m1 stop Panama City Tocumen Intl

4:46 pm - 2:11 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

22h 25m1 stop Panama City Tocumen Intl

$427Copa Airlines

Thu, Dec 24 - Wed, Jan 27

6:32 pm - 1:58 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

19h 26m1 stop Panama City Tocumen Intl

4:18 am - 8:49 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

16h 31m1 stop Panama City Tocumen Intl

$427Copa Airlines

Tue, Feb 2 - Tue, Mar 2

12:55 am - 8:50 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

19h 55m2 stops Miami Charlotte Douglas

6:08 pm - 9:41 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

27h 33m2 stops Charlotte Douglas Miami

$443American Airlines

Tue, Apr 13 - Wed, Apr 21

8:55 am - 9:11 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

23h 16m2 stops Miami Atlanta Hartsfield-Jackson

6:00 am - 6:52 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

13h 52m2 stops Atlanta Hartsfield-Jackson Miami

$454Delta

Wed, Apr 14 - Wed, Apr 21

8:55 am - 12:20 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

14h 25m2 stops Miami Atlanta Hartsfield-Jackson

7:00 am - 6:52 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

12h 52m2 stops Atlanta Hartsfield-Jackson Miami

$454Delta

Fri, Nov 13 - Tue, Nov 17

3:12 pm - 11:17 amMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

20h 05m2 stops Miami Charlotte Douglas

7:17 pm - 2:12 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

18h 55m2 stops Charlotte Douglas Miami

$455American Airlines

Fri, Dec 25 - Sat, Jan 9

10:45 pm - 12:41 amSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

27h 56m1 stop Houston George Bush Intcntl

5:53 pm - 8:50 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

36h 57m1 stop Houston George Bush Intcntl

$515United Airlines

Mon, Dec 28 - Mon, Jan 25

10:45 pm - 10:41 pmSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

25h 56m1 stop Houston George Bush Intcntl

6:00 am - 8:50 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

24h 50m1 stop Houston George Bush Intcntl

$516United Airlines

Fri, Oct 23 - Mon, Nov 2

4:45 am - 2:15 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

8h 30m1 stop Bogotá El Dorado

5:50 am - 2:10 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

8h 20m1 stop Bogotá El Dorado

$404Avianca

Thu, Oct 22 - Sun, Nov 1

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

9h 45m1 stop Bogotá El Dorado

4:35 am - 5:10 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

12h 35m2 stops San Salvador El Salvador Intl Medellín Jose Maria Cordova Intl

$422Avianca

Tue, Oct 20 - Sun, Nov 1

3:09 am - 12:32 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

20h 23m1 stop Panama City Tocumen Intl

1:16 am - 2:12 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

12h 56m1 stop Panama City Tocumen Intl

$427Copa Airlines

Fri, Oct 23 - Sun, Nov 1

3:10 pm - 12:32 amMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

8h 22m1 stop Panama City Tocumen Intl

1:16 am - 2:45 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

13h 29m1 stop Panama City Tocumen Intl

$441Copa Airlines

Wed, Oct 21 - Tue, Nov 10

7:10 am - 12:42 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

16h 32m2 stops Bogotá El Dorado Atlanta Hartsfield-Jackson

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

8h 53m1 stop Atlanta Hartsfield-Jackson

$475LATAM Airlines

Sun, Oct 25 - Fri, Oct 30

10:15 pm - 11:58 pmSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

26h 43m2 stops Miami Charlotte Douglas

9:15 am - 8:35 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

22h 20m2 stops Charlotte Douglas Miami

$548American Airlines

Fri, Oct 23 - Mon, Nov 2

6:00 am - 11:58 pmMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

16h 58m2 stops Miami Charlotte Douglas

7:17 pm - 2:12 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

18h 55m2 stops Charlotte Douglas Miami

$608American Airlines

Sun, Oct 25 - Mon, Nov 16

11:40 pm - 9:20 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

20h 40m1 stop Atlanta Hartsfield-Jackson

8:05 am - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

13h 15m1 stop Atlanta Hartsfield-Jackson

$614Delta

Sun, Oct 25 - Sun, Nov 22

11:40 pm - 9:20 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

20h 40m1 stop Atlanta Hartsfield-Jackson

8:05 am - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

13h 15m1 stop Atlanta Hartsfield-Jackson

$614Delta

Fri, Oct 23 - Sun, Nov 1

12:05 pm - 5:33 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

28h 28m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

6:00 am - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

15h 20m1 stop Atlanta Hartsfield-Jackson

$628LATAM Airlines

Mon, Dec 14 - Thu, Jan 14

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

5h 30mnonstop