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.

$262 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

Wed, Feb 3 - Tue, Mar 2

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

13h 10m1 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

Fri, Nov 6 - Fri, Nov 20

6:55 pm - 4:30 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

9h 35m1 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

Wed, Feb 10 - Wed, Mar 3

2:24 pm - 11:34 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

9h 10m1 stop Panama City Tocumen Intl

10:57 pm - 12:01 amIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

25h 04m1 stop Panama City Tocumen Intl

$427Copa Airlines

Thu, Dec 17 - Sat, Jan 16

5:43 am - 1:58 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

8h 15m1 stop Panama City Tocumen Intl

1:13 am - 8:49 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

19h 36m1 stop Panama City Tocumen Intl

$427Copa Airlines

Tue, Feb 9 - Wed, Mar 3

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

19h 55m2 stops Miami Charlotte Douglas

6:00 am - 11:53 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

17h 53m2 stops Charlotte Douglas Miami

$428American Airlines

Thu, Mar 11 - Tue, Mar 23

12:55 am - 9:59 pmUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

21h 04m2 stops Miami Charlotte Douglas

6:00 am - 10:53 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

17h 53m2 stops Charlotte Douglas Miami

$428American 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

$437Delta

Thu, Mar 18 - Thu, Mar 25

9:45 pm - 11:37 amSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

14h 52m1 stop Houston George Bush Intcntl

1:00 pm - 7:50 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

17h 50m1 stop Houston George Bush Intcntl

$514United Airlines

Sun, Dec 6 - Mon, Mar 8

10:45 pm - 10:42 pmSCL Santiago Arturo Merino Benitez-IAD Washington, D.C. Dulles Intl

25h 57m1 stop Houston George Bush Intcntl

5:15 pm - 8:50 amIAD Washington, D.C. Dulles Intl-SCL Santiago Arturo Merino Benitez

13h 35m1 stop Houston George Bush Intcntl

$515United Airlines

Sat, Dec 12 - Tue, Mar 30

11:40 pm - 9:30 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

21h 50m1 stop Atlanta Hartsfield-Jackson

1:00 pm - 6:55 amIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

18h 55m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

$554Delta

Thu, Oct 15 - Sun, Oct 18

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

Thu, Oct 15 - Sat, Nov 28

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

9h 45m1 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

Fri, Oct 16 - Sun, Oct 25

8:23 am - 12:32 amUIO Quito Mariscal Sucr-IAD Washington, D.C. Dulles Intl

15h 09m1 stop Panama City Tocumen Intl

4:34 pm - 12:30 pmIAD Washington, D.C. Dulles Intl-UIO Quito Mariscal Sucr

20h 56m1 stop Panama City Tocumen Intl

$439Copa Airlines

Thu, Oct 15 - Fri, Oct 23

6:20 pm - 3:04 pmMDE Medellín Jose Maria Cordova Intl-IAD Washington, D.C. Dulles Intl

19h 44m1 stop Panama City Tocumen Intl

4:34 pm - 2:45 pmIAD Washington, D.C. Dulles Intl-MDE Medellín Jose Maria Cordova Intl

23h 11m1 stop Panama City Tocumen Intl

$469Copa Airlines

Tue, Oct 20 - Tue, Oct 27

12:05 pm - 9:19 amLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

20h 14m1 stop Atlanta Hartsfield-Jackson

3:03 pm - 5:00 amIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

14h 57m2 stops Atlanta Hartsfield-Jackson Miami

$590LATAM Airlines

Sun, Oct 18 - Tue, Oct 27

12:05 am - 12:42 amLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

23h 37m1 stop Atlanta Hartsfield-Jackson

12:27 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

9h 53m1 stop Atlanta Hartsfield-Jackson

$591Delta

Tue, Oct 20 - Fri, Nov 13

12:05 pm - 12:42 amLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

11h 37m1 stop Atlanta Hartsfield-Jackson

10:11 am - 5:00 amIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

18h 49m2 stops Atlanta Hartsfield-Jackson Miami

$591Delta

Mon, Oct 19 - Fri, Nov 13

12:55 am - 10:36 pmLIM Lima J Chavez Intl-IAD Washington, D.C. Dulles Intl

20h 41m1 stop Houston George Bush Intcntl

2:38 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

33h 17m1 stop Houston George Bush Intcntl

$591United Airlines

Sun, Oct 18 - Tue, Oct 27

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

16h 28m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

12:27 pm - 9:20 pmIAD Washington, D.C. Dulles Intl-LIM Lima J Chavez Intl

9h 53m1 stop Atlanta Hartsfield-Jackson

$604LATAM Airlines

Sat, Oct 17 - Sat, Oct 31

11:47 am - 9:07 pmVVI Santa Cruz de la Sierra Viru Viru Intl-IAD Washington, D.C. Dulles Intl

57h 20m2 stops Panama City Tocumen Intl Houston George Bush Intcntl

6:10 am - 10:38 pmIAD Washington, D.C. Dulles Intl-VVI Santa Cruz de la Sierra Viru Viru Intl

40h 28m2 stops Newark Panama City Tocumen Intl

$1,046United Airlines

Wed, Nov 11 - Thu, Jan 21

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

5h 30mnonstop

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

5h 25mnonstop

$676Avianca

Sat, Dec 5 - Tue, Dec 8

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

$676Avianca

Wed, Nov 11 - Thu, Jan 21

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

5h 40mnonstop

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

5h 40mnonstop

$676Avianca

Wed, Nov 11 - Sun, Nov 29