How long is the flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

GOL, Copa Airlines, and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Sao Paulo in just under 9h 55m. Your travel time can differ by up to 32h 20m. There are 4749 mi between Washington, D.C. Dulles Intl Airport and Sao Paulo. This flight may include one or multiple stops.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Sao Paulo round-trip?

Flying on Copa Airlines is currently your cheapest option to Sao Paulo, with prices starting at $200. Additional round-trip tickets that might be worth considering are offered by Avianca and GOL, with the lowest prices starting at $328 and $341, respectively. Copa Airlines is priced at 81% lower than the current average price of a flight leaving 3 months from now.

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

$178 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on Copa Airlines and United Airlines, with prices starting from $180 and $378, respectively.

In terms of precipitation, rainfall in Sao Paulo ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit Sao Paulo when rainfall is around 0.8 in.

If weather is an important factor for your trip to Sao Paulo, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Sao Paulo?

While some choose either Washington, D.C. Dulles Intl - Sao Paulo Viracopos or Washington, D.C. Dulles Intl - Sao Paulo Congonhas, Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl is the most popular route from Washington, D.C. Dulles Intl Airport to Sao Paulo.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Sao Paulo?

While on average a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo is generally $1,684, our data shows the cheapest flight currently is $400. When looking at the most popular route, (Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl), you can expect to pay $784 for that flight.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Sao Paulo?

When booking a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo, you may want to consider flying on United Airlines, Avianca or Copa Airlines as they are the most popular for this route.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Sao Paulo flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Sao Paulo flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Sao Paulo flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Sao Paulo flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Sao Paulo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Dulles Intl to Sao Paulo that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Sao Paulo?

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

Can I find deals for business class flights from Dulles Intl to Sao Paulo?

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

$411+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Sao Paulo, Brazil

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Sao Paulo 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 Sao Paulo

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Sao Paulo
Explore the most affordable flight options available from Dulles Intl to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.

Fri 9/1112:25 pm -

2 stops18h 30m

Mon 9/1412:45 pm -

2 stops21h 24m

Deal found 9/2

$663

Tue 9/293:35 pm -

1 stop32h 35m

Sun 10/410:10 pm -

2 stops41h 05m

Deal found 9/2

$693

Wed 11/188:33 am -

1 stop32h 07m

Sun 11/2211:05 pm -

1 stop14h 23m

Deal found 9/5

$699

Sun 10/253:30 pm -

2 stops42h 10m

Fri 10/307:55 am -

1 stop22h 35m

Deal found 9/1

$702

Tue 11/36:07 pm -

1 stop22h 58m

Tue 11/1011:30 pm -

1 stop22h 41m

Deal found 9/1

$711

Wed 10/146:12 pm -

2 stops20h 58m

Thu 10/227:10 pm -

2 stops17h 22m

Deal found 9/2

$713

Fri 9/2512:26 pm -

2 stops30h 54m

Tue 9/2912:45 pm -

2 stops21h 24m

Deal found 9/2

$725

Mon 10/1211:12 am -

2 stops38h 38m

Wed 10/285:25 pm -

1 stop13h 05m

Deal found 9/2

$740

Wed 12/26:20 pm -

1 stop13h 35m

Mon 12/71:20 pm -

2 stops24h 19m

Deal found 9/5

$766

Fri 9/253:35 pm -

1 stop32h 35m

Tue 9/298:55 am -

2 stops54h 20m

Deal found 9/1

$768

Wed 12/29:30 am -

1 stop18h 25m

Mon 12/711:30 pm -

1 stop16h 50m

Deal found 9/5

$769

Fri 9/1111:12 am -

1 stop16h 48m

Sun 9/274:08 am -

2 stops31h 09m

Deal found 9/3

$769

Best flights from Dulles Intl to Sao Paulo
Discover carefully curated flight deals from Dulles Intl to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.

Sun 11/153:10 pm -

2 stops21h 05m

Thu 11/264:30 am -

2 stops26h 00m

Deal found 9/5

$964

Tue 11/32:30 pm -

2 stops42h 15m

Sat 11/146:05 pm -

2 stops36h 25m

Deal found 9/2

$967

Sat 10/34:34 pm -

1 stop30h 36m

Sat 10/105:00 am -

1 stop24h 20m

Deal found 9/1

$980

Sun 10/1110:35 pm -

Nonstop9h 55m

Sun 10/259:30 pm -

Nonstop10h 05m

Deal found 9/1

$1,053

Sat 9/193:35 pm -

1 stop32h 35m

Sat 9/262:20 am -

1 stop28h 00m

Deal found 9/2

$970

Thu 11/123:37 pm -

1 stop13h 38m

Sun 11/2210:25 pm -

Nonstop10h 05m

Deal found 9/2

$1,057

Sat 10/243:35 pm -

2 stops40h 35m

Wed 11/116:05 am -

2 stops33h 05m

Deal found 9/2

$973

Sat 11/141:16 am -

1 stop17h 34m

Thu 11/261:40 am -

1 stop14h 18m

Deal found 9/5

$1,096

Sat 10/245:30 pm -

1 stop12h 40m

Tue 11/1010:25 pm -

Nonstop10h 05m

Deal found 9/2

$1,057

Sat 10/243:35 pm -

2 stops42h 10m

Wed 11/115:00 am -

2 stops34h 10m

Deal found 9/2

$982

Fri 9/2510:18 pm -

1 stop31h 12m

Tue 10/69:30 pm -

Nonstop9h 55m

Deal found 9/2

$1,076

Thu 11/122:30 pm -

2 stops41h 50m

Sun 11/226:05 pm -

2 stops45h 05m

Deal found 9/2

$984

Tue 11/1710:25 pm -

Nonstop9h 55m

Mon 12/710:25 pm -

Nonstop10h 05m

Deal found 9/5

$1,103

Fri 2/195:50 am -

2 stops24h 50m

Mon 3/110:35 am -

2 stops19h 55m

Deal found 9/5

$1,016

Tue 9/2910:35 pm -

Nonstop9h 55m

Mon 10/129:30 pm -

Nonstop9h 55m

Deal found 9/5

$1,103

Fri 2/192:30 pm -

2 stops29h 50m

Mon 3/12:35 pm -

2 stops24h 35m

Deal found 9/4

$1,021

Sun 10/1810:35 pm -

Nonstop9h 55m

Sun 10/259:30 pm -

Nonstop10h 05m

Deal found 9/3

$1,103

Mon 11/95:50 am -

2 stops25h 20m

Sun 11/156:10 am -

2 stops24h 20m

Deal found 9/5

$1,023

Wed 9/306:50 am -

2 stops31h 30m

Wed 10/286:05 am -

2 stops33h 05m

Deal found 9/5

$1,023

Fri 10/166:50 am -

2 stops26h 20m

Thu 10/228:10 pm -

2 stops34h 10m

Deal found 9/3

$1,040

Thu 11/122:30 pm -

2 stops46h 00m

Sun 11/228:25 pm -

2 stops34h 05m

Deal found 9/3

$1,040

Sun 10/253:30 pm -

2 stops17h 35m

Thu 10/292:35 pm -

2 stops15h 55m

Deal found 9/3

$1,090

Sat 11/72:30 pm -

2 stops42h 15m

Sun 11/296:05 pm -

2 stops45h 05m

Deal found 9/2

$1,094

Thu 11/192:30 pm -

2 stops42h 05m

Mon 12/76:05 am -

2 stops33h 05m

Deal found 9/5

$1,101

Tue 9/226:50 am -

2 stops39h 05m

Tue 9/296:00 pm -

2 stops45h 15m

Deal found 9/1

$1,111

Tue 10/203:35 pm -

2 stops26h 15m

Tue 11/36:45 pm -

2 stops20h 25m

Deal found 9/6

$1,165

Fri 1/295:50 am -

2 stops26h 30m

Mon 2/155:00 am -

2 stops25h 30m

Deal found 9/1

$1,219

Mon 10/53:35 pm -

2 stops26h 15m

Wed 10/147:40 pm -

2 stops34h 40m

Deal found 9/1

$1,236

Sun 10/116:50 am -

2 stops25h 55m

Sun 10/256:05 pm -

2 stops45h 05m

Deal found 9/3

$1,266

Sun 10/116:50 am -

2 stops27h 25m

Thu 10/293:55 pm -

2 stops38h 35m

Deal found 9/2

$1,271

Last-minute flights from Dulles Intl to Sao Paulo
Discover last-minute flight deals from Dulles Intl to Sao Paulo. Data last updated September 6, 2026 and is based on user searches.

Fri 9/1112:25 pm -

2 stops18h 30m

Mon 9/1412:45 pm -

2 stops21h 24m

Deal found 9/2

$663

Fri 9/1111:12 am -

1 stop16h 48m

Sun 9/274:08 am -

2 stops31h 09m

Deal found 9/3

$769

Fri 9/2512:26 pm -

2 stops30h 54m

Tue 9/2912:45 pm -

2 stops21h 24m

Deal found 9/2

$725

Fri 9/253:35 pm -

1 stop32h 35m

Tue 9/298:55 am -

2 stops54h 20m

Deal found 9/1

$768

Tue 9/293:35 pm -

1 stop32h 35m

Sun 10/410:10 pm -

2 stops41h 05m

Deal found 9/2

$693

Tue 9/2911:12 am -

2 stops17h 13m

Wed 11/185:25 pm -

1 stop13h 05m

Deal found 9/1

$782

Mon 10/1211:12 am -

2 stops38h 38m

Wed 10/285:25 pm -

1 stop13h 05m

Deal found 9/2

$740

Wed 10/146:12 pm -

2 stops20h 58m

Thu 10/227:10 pm -

2 stops17h 22m

Deal found 9/2

$713

Tue 10/203:35 pm -

2 stops25h 20m

Tue 11/37:10 pm -

2 stops35h 20m

Deal found 9/2

$785

Sun 10/253:30 pm -

2 stops42h 10m

Fri 10/307:55 am -

1 stop22h 35m

Deal found 9/1

$702

Sun 10/253:30 pm -

1 stop30h 25m

Thu 10/295:10 pm -

2 stops37h 20m

Deal found 9/3

$772

Wed 10/2811:16 am -

2 stops18h 14m

Mon 11/1611:10 am -

1 stop14h 23m

Deal found 9/3

$798

One-way flights from Dulles Intl to Sao Paulo
Search for one-way flight options from Dulles Intl to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.

Mon 9/216:13 pm -

1 stop22h 42m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$411

Fri 10/309:06 pm -

3 stops39h 29m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$433

Fri 9/1111:12 am -

1 stop16h 48m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/3

$437

Wed 10/77:50 am -

3 stops21h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/5

$440

Mon 9/213:35 pm -

1 stop32h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$455

Sat 10/176:50 am -

1 stop17h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$456

Wed 12/25:50 am -

1 stop15h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$457

Tue 9/296:50 am -

1 stop17h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$459

Thu 9/1011:12 am -

2 stops18h 18m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/5

$464

Mon 9/283:35 pm -

1 stop23h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$466

Sun 10/254:34 pm -

1 stop30h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/2

$467

Tue 12/225:50 am -

2 stops30h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/1

$482

Find flight deals from Dulles Intl to Sao Paulo

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Round-trip from	$693 (FlightHub)
One-way from	$411 (Trip.com)
Popular in	June
Cheapest in	January
Average price	$751
Good round-trip deal	$980 or less
Good one-way deal	$938 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Sao Paulo (SAO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Sao Paulo (SAO) flights.

Search Deals

From Washington, D.C. Dulles Intl to Sao Paulo (SAO)

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO)

Search Deals

Highest demand for flights based on searches. 31% potential increase in price ($497 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 19% potential price decrease ($176 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO).

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - CGH Sao Paulo Congonhas

IADCGH

Washington, D.C. Dulles Intl

Fri 10/30

9:06 pm-1:35 pm

3 stops39h 29m

Sao Paulo Congonhas

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$433

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - GRU Sao Paulo Guarulhos Intl

IADGRU

Washington, D.C. Dulles Intl

Sat 11/7

3:37 pm-8:50 pm

1 stop27h 13m

Sao Paulo Guarulhos Intl

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$467

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - CGH Sao Paulo Congonhas

IADCGH

Washington, D.C. Dulles Intl

Sat 11/7

5:50 am-10:15 am

2 stops26h 25m

Sao Paulo Congonhas

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$488

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - GRU Sao Paulo Guarulhos Intl

IADGRU

Washington, D.C. Dulles Intl

Fri 12/25

5:50 am-10:55 pm

1 stop15h 05m

Sao Paulo Guarulhos Intl

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$536

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - VCP Sao Paulo Viracopos

IADVCP

Washington, D.C. Dulles Intl

Wed 12/30

8:25 am-11:00 am

2 stops24h 35m

Sao Paulo Viracopos

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$559

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - VCP Sao Paulo Viracopos

IADVCP

Washington, D.C. Dulles Intl

Sat 9/19

6:13 pm-5:55 pm

1 stop22h 42m

Sao Paulo Viracopos

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$568

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - GRU Sao Paulo Guarulhos Intl

IADGRU

Washington, D.C. Dulles Intl

Tue 1/12

1:13 am-12:15 am

1 stop21h 02m

Sao Paulo Guarulhos Intl

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$582

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - GRU Sao Paulo Guarulhos Intl

IADGRU

Washington, D.C. Dulles Intl

Fri 12/25

5:50 am-1:15 am

1 stop17h 25m

Sao Paulo Guarulhos Intl

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$593

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - GRU Sao Paulo Guarulhos Intl

IADGRU

Washington, D.C. Dulles Intl

Thu 12/24

5:50 am-3:20 pm

2 stops31h 30m

Sao Paulo Guarulhos Intl

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$594

Washington, D.C.Sao Paulo

IAD Washington, D.C. Dulles Intl - CGH Sao Paulo Congonhas

IADCGH

Washington, D.C. Dulles Intl

Tue 1/5

2:30 pm-10:40 am

2 stops42h 10m

Sao Paulo Congonhas

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/4

Showing 1-10 of 52 resultsSorted by cheapest first

...

Compare providers for flights from Dulles Intl to Sao Paulo

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Sao Paulo in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Sao Paulo flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Dulles Intl Airport-Sao Paulo flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Sao Paulo flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Sao Paulo flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Sao Paulo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from Dulles Intl with our price prediction graph.

IAD-SAO

IAD-VCP

IAD-CGH

IAD-GRU

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 Sao Paulo

IAD-SAO

IAD-VCP

IAD-CGH

IAD-GRU

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $663). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,225). 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 SAO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Sao Paulo as you normally would.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Sao Paulo may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Sao Paulo

See what other customers who have flown with Copa Airlines,United Airlines, andAvianca from Washington, D.C. Dulles Intl Airport to Sao Paulo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Copa Airlines

7.6

Good

1,552 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2026

BOS - PTY

Airline was delayed 1 hour, that made my layover flight be missed, gave wrong information about gates, they closed the gates in my face, rebooked me, and had business class, and rebooked me not business class

Copa Airlines

7.6

Good

1,552 reviews

Copa Airlines

7.6

Good

1,552 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2026

BOS - PTY

United Airlines

7.4

Good

10,172 reviews

Copa Airlines

7.6

Good

1,552 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2026

BOS - PTY

Avianca

6.5

Okay

2,556 reviews

Copa Airlines

7.6

Good

1,552 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2026

BOS - PTY

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?
GOL, Copa Airlines, and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Sao Paulo in just under 9h 55m. Your travel time can differ by up to 32h 20m. There are 4749 mi between Washington, D.C. Dulles Intl Airport and Sao Paulo. This flight may include one or multiple stops.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Sao Paulo round-trip?
Flying on Copa Airlines is currently your cheapest option to Sao Paulo, with prices starting at $200. Additional round-trip tickets that might be worth considering are offered by Avianca and GOL, with the lowest prices starting at $328 and $341, respectively. Copa Airlines is priced at 81% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Sao Paulo one-way?
$178 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on Copa Airlines and United Airlines, with prices starting from $180 and $378, respectively.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Sao Paulo?
While some choose either Washington, D.C. Dulles Intl - Sao Paulo Viracopos or Washington, D.C. Dulles Intl - Sao Paulo Congonhas, Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl is the most popular route from Washington, D.C. Dulles Intl Airport to Sao Paulo.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Sao Paulo?
While on average a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo is generally $1,684, our data shows the cheapest flight currently is $400. When looking at the most popular route, (Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl), you can expect to pay $784 for that flight.
Can I find deals for flights from Dulles Intl to Sao Paulo that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Sao Paulo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Sao Paulo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Sao Paulo.
Can I find deals for business class flights from Dulles Intl to Sao Paulo?
Yes. Cheapflights offers flight deals from Dulles Intl to Sao Paulo 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 Sao Paulo?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $663). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,225). 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

Santos

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Dulles Intl

Popular flights

Sao Paulo flight routes

Alternative routes for Dulles Intl to Sao Paulo

Baltimore to Guarulhos Intl flights

Top 5 airlines flying from Dulles Intl to Sao Paulo

Airline	Cheapest	Average	Flexibility	On-time
Copa Airlines	Cheapest$200	Average$640	FlexibilityNo cancel fee	On-time70%
Avianca	Cheapest$328	Average$850	FlexibilityNo cancel fee	On-time71%
GOL	Cheapest$341	Average$652	FlexibilityNo cancel fee	On-time74%
LATAM Airlines	Cheapest$529	Average$567	FlexibilityNo cancel fee	On-time81%
United Airlines	Cheapest$593	Average$922	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$411+ Cheap flights from Dulles Intl (IAD) to Sao Paulo, Brazil (SAO)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Sao Paulo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Sao Paulo

Cheapest flights from Dulles Intl to Sao PauloExplore the most affordable flight options available from Dulles Intl to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.

Explore the most affordable flight options available from Dulles Intl to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.

Best flights from Dulles Intl to Sao PauloDiscover carefully curated flight deals from Dulles Intl to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.

Discover carefully curated flight deals from Dulles Intl to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.

Last-minute flights from Dulles Intl to Sao PauloDiscover last-minute flight deals from Dulles Intl to Sao Paulo. Data last updated September 6, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Sao Paulo. Data last updated September 6, 2026 and is based on user searches.

One-way flights from Dulles Intl to Sao PauloSearch for one-way flight options from Dulles Intl to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.

Search for one-way flight options from Dulles Intl to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.

Find flight deals from Dulles Intl to Sao Paulo

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sao Paulo that are best for you.

Compare providers for flights from Dulles Intl to Sao Paulo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Sao Paulo in September.

Best time to book a flight from Dulles Intl to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from Dulles Intl with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

What is the cheapest time of day to fly from IAD to SAO?

Find hourly flight availability from Dulles Intl to Sao Paulo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 6, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Sao Paulo as you normally would.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Sao Paulo may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Sao Paulo

See what other customers who have flown with Copa Airlines,United Airlines, andAvianca from Washington, D.C. Dulles Intl Airport to Sao Paulo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Sao Paulo round-trip?

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

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Sao Paulo?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Sao Paulo?

Can I find deals for flights from Dulles Intl to Sao Paulo that include hotel bookings?

How can I find direct flights from Dulles Intl to Sao Paulo?

Can I find deals for business class flights from Dulles Intl to Sao Paulo?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo?

Traveling to a place near Sao Paulo?

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 for Dulles Intl to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Sao Paulo by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dulles Intl to Sao Paulo by cabin class

Find flights from Dulles Intl to Sao Paulo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Sao Paulo flights

Browse other Dulles Intl and Sao Paulo flight options. Last updated on September 6, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Sao Paulo

Explore flights to Sao Paulo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 6, 2026.

Top 5 airlines flying from Dulles Intl to Sao Paulo

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dulles Intl to Sao Paulo
Explore the most affordable flight options available from Dulles Intl to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 6, 2026.

Best flights from Dulles Intl to Sao Paulo
Discover carefully curated flight deals from Dulles Intl to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.

Last-minute flights from Dulles Intl to Sao Paulo
Discover last-minute flight deals from Dulles Intl to Sao Paulo. Data last updated September 6, 2026 and is based on user searches.

One-way flights from Dulles Intl to Sao Paulo
Search for one-way flight options from Dulles Intl to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.