$139+ Cheap flights from Dulles Intl (IAD) to South America
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOG
Nov 7 — Nov 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dulles Intl to South America with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to South America
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dulles Intl to South AmericaExplore the most affordable flight options available from Dulles Intl to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Dulles Intl to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:17 pm -
2 stops18h 18m
Sat 11/142:35 pm -
2 stops22h 58m
Deal found 10/7![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:09 pm -
2 stops20h 27m
Sat 11/142:35 pm -
2 stops22h 58m
Deal found 10/8![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:17 pm -
2 stops18h 18m
Sat 11/214:34 pm -
2 stops16h 25m
Deal found 10/6![American Airlines logo]()
$386
This Avianca deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:50 am -
1 stop14h 00m
Sun 11/14:15 pm -
1 stop12h 15m
Deal found 10/8![Avianca logo]()
$397
This Avianca deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:10 am -
2 stops13h 30m
Tue 10/274:15 pm -
1 stop12h 15m
Deal found 10/5![Avianca logo]()
$398
This Avianca deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:25 pm -
2 stops14h 05m
Sat 10/312:25 pm -
1 stop14h 05m
Deal found 10/7![Avianca logo]()
$399
This Avianca deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:45 am -
2 stops13h 15m
Wed 10/284:15 pm -
1 stop12h 15m
Deal found 10/6![Avianca logo]()
$401
This Copa Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:34 pm -
1 stop22h 31m
Sun 10/259:15 am -
1 stop14h 22m
Deal found 10/4![Copa Airlines logo]()
$407
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop17h 06m
Thu 10/229:45 am -
1 stop17h 35m
Deal found 10/7![Copa Airlines logo]()
$408
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:37 pm -
1 stop23h 08m
Mon 11/94:30 pm -
1 stop10h 45m
Deal found 10/6![Copa Airlines logo]()
$422
This Booking.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop16h 41m
Fri 10/239:15 am -
1 stop14h 17m
Deal found 10/6![Copa Airlines logo]()
$430
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:34 pm -
1 stop23h 11m
Sun 10/255:00 am -
1 stop22h 20m
Deal found 10/6![Copa Airlines logo]()
$435
Best flights from Dulles Intl to South AmericaDiscover carefully curated flight deals from Dulles Intl to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Dulles Intl to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This Copa Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:37 pm -
1 stop23h 08m
Sun 12/2012:40 pm -
1 stop14h 39m
Deal found 10/5![Copa Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/238:20 am -
Nonstop4h 50m
Sat 1/304:00 pm -
Nonstop4h 40m
Deal found 10/3![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:00 am -
1 stop23h 00m
Sun 12/611:40 pm -
1 stop14h 21m
Deal found 10/4![Delta logo]()
$613
This Avianca deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:30 pm -
1 stop10h 50m
Tue 11/103:25 am -
1 stop10h 45m
Deal found 10/5![Avianca logo]()
$698
This GOL deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:30 pm -
1 stop13h 25m
Fri 12/411:00 pm -
2 stops31h 30m
Deal found 10/7![GOL logo]()
$749
This United deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:50 pm -
2 stops32h 47m
Sat 11/73:45 am -
2 stops21h 52m
Deal found 10/2![Multiple Airlines logo]()
$777
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:16 am -
1 stop13h 29m
Sat 11/74:30 pm -
1 stop21h 28m
Deal found 10/6![Copa Airlines logo]()
$422
This Copa Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/161:16 am -
1 stop13h 29m
Tue 11/246:25 pm -
1 stop8h 50m
Deal found 10/3![Copa Airlines logo]()
$422
This Copa Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:37 pm -
1 stop23h 08m
Wed 11/118:35 am -
1 stop14h 58m
Deal found 10/5![Copa Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/172:39 pm -
1 stop9h 51m
Thu 1/281:35 am -
1 stop13h 06m
Deal found 10/5![United Airlines logo]()
$529
This Copa Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop16h 41m
Sun 10/2512:40 pm -
1 stop14h 40m
Deal found 10/5![Copa Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/76:00 am -
1 stop8h 50m
Sun 1/172:20 pm -
1 stop24h 21m
Deal found 10/3![United Airlines logo]()
$531
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:13 am -
1 stop14h 07m
Sun 11/1511:40 pm -
1 stop25h 01m
Deal found 10/5![Delta logo]()
$616
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop16h 41m
Fri 10/239:15 am -
1 stop14h 17m
Deal found 10/7![Copa Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/235:53 pm -
1 stop30h 37m
Thu 2/41:35 am -
1 stop13h 06m
Deal found 10/3![United Airlines logo]()
$538
This Avianca deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/134:35 am -
2 stops20h 45m
Mon 11/233:25 am -
1 stop10h 45m
Deal found 10/6![Avianca logo]()
$700
This Copa Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop16h 41m
Sat 11/146:25 pm -
1 stop19h 33m
Deal found 10/3![Copa Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:34 am -
1 stop14h 01m
Thu 12/38:15 am -
1 stop10h 08m
Deal found 10/5![United Airlines logo]()
$583
This Avianca deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:35 am -
2 stops21h 05m
Sun 11/223:45 am -
1 stop10h 25m
Deal found 10/2![Avianca logo]()
$708
This United deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:34 am -
2 stops40h 46m
Thu 11/123:25 am -
2 stops22h 12m
Deal found 10/7![Multiple Airlines logo]()
$805
This Copa Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/41:13 am -
1 stop12h 52m
Wed 1/133:05 pm -
1 stop12h 08m
Deal found 10/5![Copa Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/296:30 pm -
2 stops21h 10m
Mon 4/55:30 pm -
2 stops19h 29m
Deal found 10/3![Delta logo]()
$753
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:50 pm -
1 stop10h 45m
Tue 11/101:30 am -
1 stop9h 58m
Deal found 10/3![United Airlines logo]()
$583
This Avianca deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:30 pm -
1 stop10h 50m
Wed 12/23:50 pm -
2 stops13h 40m
Deal found 10/2![Avianca logo]()
$718
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/171:00 pm -
1 stop19h 15m
Sat 1/309:05 pm -
1 stop14h 56m
Deal found 10/7![Delta logo]()
$755
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/63:30 pm -
1 stop26h 25m
Sun 12/137:05 pm -
1 stop7h 59m
Deal found 10/6![Copa Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:38 pm -
1 stop31h 57m
Tue 12/89:45 am -
1 stop13h 09m
Deal found 10/4![United Airlines logo]()
$594
This Avianca deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:35 am -
2 stops20h 45m
Mon 11/93:50 pm -
2 stops13h 40m
Deal found 10/5![Avianca logo]()
$720
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:15 am -
1 stop14h 05m
Thu 11/128:15 am -
1 stop16h 22m
Deal found 10/4![United Airlines logo]()
$599
This Avianca deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/185:50 am -
1 stop19h 30m
Fri 2/263:25 am -
1 stop10h 45m
Deal found 10/6![Avianca logo]()
$726
Last-minute flights from Dulles Intl to South AmericaDiscover last-minute flight deals from Dulles Intl to South America. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to South America. Data last updated October 8, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop17h 06m
Thu 10/229:45 am -
1 stop17h 35m
Deal found 10/7![Copa Airlines logo]()
$408
This Booking.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:34 pm -
1 stop16h 41m
Fri 10/239:15 am -
1 stop14h 17m
Deal found 10/6![Copa Airlines logo]()
$430
This Avianca deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:45 am -
2 stops13h 15m
Wed 10/284:15 pm -
1 stop12h 15m
Deal found 10/6![Avianca logo]()
$401
This Copa Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:34 pm -
1 stop22h 31m
Sun 10/259:15 am -
1 stop14h 22m
Deal found 10/4![Copa Airlines logo]()
$407
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:34 pm -
1 stop23h 11m
Sun 10/255:00 am -
1 stop22h 20m
Deal found 10/6![Copa Airlines logo]()
$435
This Avianca deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:10 am -
2 stops13h 30m
Tue 10/274:15 pm -
1 stop12h 15m
Deal found 10/5![Avianca logo]()
$398
This Avianca deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:25 pm -
2 stops14h 05m
Sat 10/312:25 pm -
1 stop14h 05m
Deal found 10/7![Avianca logo]()
$399
This Avianca deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:50 am -
1 stop14h 00m
Sun 11/14:15 pm -
1 stop12h 15m
Deal found 10/8![Avianca logo]()
$397
This Copa Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/23:37 pm -
1 stop23h 08m
Mon 11/94:30 pm -
1 stop10h 45m
Deal found 10/6![Copa Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:09 pm -
2 stops20h 27m
Sat 11/142:35 pm -
2 stops22h 58m
Deal found 10/8![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:17 pm -
2 stops18h 18m
Sat 11/142:35 pm -
2 stops22h 58m
Deal found 10/7![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:17 pm -
2 stops18h 18m
Sat 11/214:34 pm -
2 stops16h 25m
Deal found 10/6![American Airlines logo]()
$386
One-way flights from Dulles Intl to South AmericaSearch for one-way flight options from Dulles Intl to South America. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Dulles Intl to South America. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals ”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:36 am -
1 stop22h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Copa Airlines logo]()
$139
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:03 pm -
2 stops17h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$142
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:04 pm -
2 stops21h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:04 pm -
2 stops19h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:09 pm -
2 stops20h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![American Airlines logo]()
$157
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:07 pm -
2 stops17h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![American Airlines logo]()
$158
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/11:19 am -
1 stop9h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Copa Airlines logo]()
$164
This BusinessClass deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/288:05 pm -
2 stops17h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![GOL logo]()
$170
This Copa Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/203:26 pm -
1 stop16h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Copa Airlines logo]()
$181
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/76:30 am -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![United Airlines logo]()
$184
This BusinessClass deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:03 pm -
2 stops17h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![GOL logo]()
$185
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/118:30 am -
1 stop13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$194
Find flight deals from Dulles Intl to South America
Keep the following information in mind while searching for Dulles Intl to South America flight deals. Data was last updated October 8, 2026.
Round-trip from | $373 (American Airlines) |
|---|---|
One-way from | $139 (Copa Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $451 |
Good round-trip deal | $484 or less |
Good one-way deal | $527 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to South America that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to South America that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Cartagena
IAD Washington, D.C. Dulles Intl - CTG Cartagena Rafael Nunez
IADCTG
Washington, D.C. Dulles Intl
Sat 10/31
1:36 am-11:00 pm
1 stop22h 24m
Cartagena Rafael Nunez
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
Washington, D.C.Cartagena
IAD Washington, D.C. Dulles Intl - CTG Cartagena Rafael Nunez
IADCTG
Washington, D.C. Dulles Intl
Sun 12/6
6:04 pm-3:37 pm
2 stops21h 33m
Cartagena Rafael Nunez
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$148
Washington, D.C.Medellín
IAD Washington, D.C. Dulles Intl - MDE Medellín Jose Maria Cordova Intl
IADMDE
Washington, D.C. Dulles Intl
Wed 1/20
3:26 pm-8:15 am
1 stop16h 49m
Medellín Jose Maria Cordova Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$181
Washington, D.C.Medellín
IAD Washington, D.C. Dulles Intl - MDE Medellín Jose Maria Cordova Intl
IADMDE
Washington, D.C. Dulles Intl
Sat 11/7
2:38 pm-10:10 pm
1 stop31h 32m
Medellín Jose Maria Cordova Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Tue 11/10
6:00 am-6:52 pm
2 stops12h 52m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Mon 3/8
7:00 am-6:52 pm
2 stops11h 52m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Sun 10/18
6:15 am-11:25 pm
1 stop18h 10m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Wed 10/21
6:00 am-7:05 pm
2 stops14h 05m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Mon 3/8
1:00 pm-9:25 pm
1 stop8h 25m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Washington, D.C.Quito
IAD Washington, D.C. Dulles Intl - UIO Quito Mariscal Sucr
IADUIO
Washington, D.C. Dulles Intl
Sun 1/17
6:00 am-12:30 am
1 stop18h 30m
Quito Mariscal Sucr
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$224
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to South America
Have a flexible travel schedule? Discover the best time to fly to South America from Dulles Intl with our price prediction graph.
IAD-CTG
IAD-MDE
IAD-UIO
IAD-LPB
IAD-BOG
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to South America
IAD-0SA
IAD-CTG
IAD-MDE
IAD-UIO
IAD-LPB
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to South America?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South America (average of $508). Flying from Washington, D.C. Dulles Intl Airport to South America in December is currently the most expensive (average of $831). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IAD to SA?
Find hourly flight availability from Dulles Intl to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 8, 2026.
It’s optimal to fly from Washington, D.C. Dulles Intl Airport to South America in the morning. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to South America
Explore weekly flight availability from Dulles Intl to South America. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 8, 2026.
The most flights from IAD to 0SA are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to South America?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to South America, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to South America?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to South America. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to South America flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing South America
Get insights into the airlines that provide service to South America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South America. Reviews last updated October 8, 2026.
Read reviews from past customers who have flown Delta,Copa Airlines, andLATAM Airlines from Washington, D.C. Dulles Intl Airport to South America. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top countries
Top destinations
Alternative routes for Dulles Intl to South America
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to South America by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dulles Intl to South America by cabin class
Find flights from Dulles Intl to South America, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dulles Intl and South America flights
Browse other Dulles Intl and South America flight options. Last updated on October 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to South America countries
Consider these flights traveling to countries located in South America.
Dulles Intl to South America flights
Consider these flights traveling from Dulles Intl to South America.
Top 7 airlines flying from Dulles Intl to South America
Discover the top 7 airlines that operate flights from Dulles Intl to South America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$192 | Average$612 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$198 | Average$758 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$703 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$235 | Average$664 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$270 | Average$665 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$341 | Average$717 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$439 | Average$636 | FlexibilityNo cancel fee | On-time71% |