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South America

$117+ Cheap flights from Dulles Intl (IAD) to South America

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOG
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Find flight deals from Dulles Intl to South America

Cheapest flights from Dulles Intl to South America
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 23, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/23. 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 11/78:22 amIAD - MDE
1 stop11h 54mCopa Airlines
Tue 11/1110:46 amMDE - IAD
1 stop16h 36mCopa Airlines
Deal found 10/23$291
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:45 amIAD - MDE
1 stop13h 25mAvianca
Wed 11/52:10 pmMDE - IAD
1 stop11h 30mAvianca
Deal found 10/22$292
This FlightHub deal was found by Cheapflights users on 10/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:55 pmIAD - MDE
1 stop14h 00mAvianca
Tue 2/35:35 pmMDE - IAD
1 stop10h 50mAvianca
Deal found 10/22$295
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:30 amIAD - MDE
2 stops14h 25mAvianca
Sun 11/96:45 pmMDE - IAD
1 stop9h 40mAvianca
Deal found 10/22$298
This Copa Airlines deal was found by Cheapflights users on 10/22. 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 11/78:22 amIAD - CTG
1 stop14h 38mCopa Airlines
Wed 11/1212:03 pmCTG - IAD
1 stop11h 30mCopa Airlines
Deal found 10/22$299
This FlightHub deal was found by Cheapflights users on 10/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:55 pmIAD - CTG
1 stop13h 15mAvianca
Mon 12/82:00 pmCTG - IAD
1 stop8h 35mAvianca
Deal found 10/23$300
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/88:09 pmIAD - CTG
2 stops17h 17mAmerican Airlines
Sat 11/154:30 pmCTG - IAD
2 stops16h 11mAmerican Airlines
Deal found 10/22$301
This FlightHub deal was found by Cheapflights users on 10/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:30 amIAD - CTG
2 stops14h 50mAvianca
Thu 11/208:00 pmCTG - IAD
1 stop8h 25mAvianca
Deal found 10/22$302
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/158:30 amIAD - MDE
1 stop13h 35mUnited Airlines
Tue 12/1610:45 amMDE - IAD
1 stop9h 57mUnited Airlines
Deal found 10/22$303
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/23:24 pmIAD - CTG
1 stop17h 17mCopa Airlines
Mon 11/106:24 amCTG - IAD
1 stop20h 58mCopa Airlines
Deal found 10/22$303
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:13 amIAD - CTG
1 stop7h 28mCopa Airlines
Sat 11/812:03 pmCTG - IAD
1 stop15h 19mCopa Airlines
Deal found 10/20$304
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:30 amIAD - MDE
1 stop8h 25mAvianca
Wed 11/124:20 amMDE - IAD
1 stop8h 55mAvianca
Deal found 10/21$305

Cheap 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 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(Copa Airlines)

One-way from

$117
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$663

Good round-trip deal

$391 or less

Good one-way deal

$187 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sao Paulo (SAO) flights.
Search Deals
From Washington, D.C. Dulles Intl to South America
Search Deals
One-way flight from Washington, D.C. Dulles Intl to South America
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to South America.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to South America.
Search Deals

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 2,558,603 searches. Data last updated October 23, 2025.
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

Dulles Intl

Fly to

South America

Route

Depart

Return

Price

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Tue 11/18

1:13 am-9:51 am

1 stop8h 38m

Medellín Jose Maria Cordova Intl

Tue 11/25

10:46 am-3:22 am

1 stop16h 36m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Sat 1/17

3:25 pm-9:51 am

1 stop18h 26m

Medellín Jose Maria Cordova Intl

Mon 1/19

10:46 am-3:13 am

1 stop16h 27m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Sat 11/29

1:13 am-8:18 am

1 stop7h 05m

Medellín Jose Maria Cordova Intl

Tue 2/3

10:46 am-3:15 am

1 stop16h 29m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Fri 11/7

8:22 am-10:48 pm

1 stop14h 26m

Medellín Jose Maria Cordova Intl

Mon 11/10

6:24 am-2:02 pm

1 stop7h 38m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Sat 11/8

8:22 am-10:48 pm

1 stop14h 26m

Medellín Jose Maria Cordova Intl

Tue 11/11

12:42 pm-3:22 am

1 stop14h 40m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Wed 1/28

8:25 am-8:35 pm

1 stop12h 10m

Medellín Jose Maria Cordova Intl

Mon 2/2

12:42 pm-3:15 am

1 stop14h 33m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Sat 11/8

3:24 pm-10:48 pm

1 stop7h 24m

Medellín Jose Maria Cordova Intl

Tue 12/16

6:24 am-11:33 pm

1 stop17h 09m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Fri 11/14

1:13 am-2:15 pm

1 stop13h 02m

Medellín Jose Maria Cordova Intl

Thu 11/20

4:30 pm-11:33 pm

1 stop7h 03m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Sat 1/31

3:25 pm-8:18 am

1 stop16h 53m

Medellín Jose Maria Cordova Intl

Tue 2/10

9:17 am-3:15 am

1 stop17h 58m

$291

Washington, D.C.Medellín

IAD - MDE

IADMDE

Washington, D.C. Dulles Intl

Wed 12/3

3:32 pm-10:48 pm

1 stop7h 16m

Medellín Jose Maria Cordova Intl

Mon 12/8

6:24 am-11:33 pm

1 stop17h 09m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Showing 1-10 of 60 results
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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.
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

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 $154). Flying from Washington, D.C. Dulles Intl Airport to South America in December is currently the most expensive (average of $312). 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 23, 2025.

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 33% on the cost of your flight, compared to a flight at noon.

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 19, 2025.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to South America flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday at noon 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 23, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM 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.
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Copa Airlines
7.6
Good
1,558 reviews
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
LATAM Airlines
7.5
Good
1,870 reviews
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Avianca
6.7
Okay
2,460 reviews
Delta
7.9
Good
7,981 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to South America?

    Copa Airlines, Delta, and United Airlines can get you from Washington, D.C. Dulles Intl Airport to South America in just under 8h 38m. Your travel time can differ by up to 16h 54m. Airlines will cover a distance of 2267 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to South America one-way?

    One-way options have recently been found by users for as low as $120 on Avianca. Other airlines that offer cheap prices include Copa Airlines from $125 and Delta from $148 one-way.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to South America?

    Most travelers choose Washington, D.C. Dulles Intl - Bogotá El Dorado, Washington, D.C. Dulles Intl - Lima J Chavez Intl or Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl when deciding on the best route from Washington, D.C. Dulles Intl Airport to South America.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to South America?

    Before booking your flight to South America from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: Avianca (85%), ANA (73%), United Airlines( 73%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to South America?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to South America? While on average our users pay $965, our data indicates the cheapest price to be $148. The most popular route (Washington, D.C. Dulles Intl - Bogotá El Dorado), is priced around $339.

  • Can I find deals for flights from Dulles Intl to South America that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to South America?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to South America.

  • Can I find deals for business class flights from Dulles Intl to South America?

    Yes. Cheapflights offers flight deals from Dulles Intl to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $154). Flying from Washington, D.C. Dulles Intl Airport to South America in December is currently the most expensive (average of $312). 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.

See more FAQs

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Alternative routes for Dulles Intl to South America

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,558,603 searches. Data last updated October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$206Average$1,000FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$218Average$662FlexibilityNo cancel feeOn-time81%
DeltaCheapest$252Average$667FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$271Average$580FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$283Average$618FlexibilityNo cancel feeOn-time70%
GOLCheapest$423Average$550FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$491Average$643FlexibilityNo cancel feeOn-time71%

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