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Sao Paulo

$263+ Cheap flights from Dulles Intl (IAD) to Sao Paulo, Brazil (SAO)

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SAO
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
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Cheap flight deals from Dulles Intl to Sao Paulo

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 July 25, 2026.

This FlightHub deal was found by Cheapflights users on 7/25. 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 8/1112:29 pm
IAD
-
GRU
1 stop19h 21m
LATAM Airlines
Mon 8/178:00 am
GRU
-
IAD
2 stops26h 20m
LATAM Airlines
Deal found 7/25$717
This LATAM Airlines deal was found by Cheapflights users on 7/24. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:16 am
IAD
-
GRU
2 stops17h 49m
LATAM Airlines
Mon 8/245:45 pm
GRU
-
IAD
2 stops16h 35m
LATAM Airlines
Deal found 7/24$720
This FlightHub deal was found by Cheapflights users on 7/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:30 pm
IAD
-
GRU
1 stop16h 10m
LATAM Airlines
Mon 9/710:00 pm
GRU
-
IAD
2 stops36h 09m
LATAM Airlines
Deal found 7/21$724
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:52 pm
IAD
-
GRU
2 stops32h 58m
Multiple Airlines
Fri 9/1111:10 am
GRU
-
IAD
1 stop14h 22m
Multiple Airlines
Deal found 7/23$726
This FlightHub deal was found by Cheapflights users on 7/24. 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 9/2412:26 pm
IAD
-
GRU
2 stops16h 04m
LATAM Airlines
Mon 9/2812:45 pm
GRU
-
IAD
2 stops36h 56m
LATAM Airlines
Deal found 7/24$732
This BusinessClass deal was found by Cheapflights users on 7/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:45 am
IAD
-
VCP
2 stops24h 15m
Azul
Mon 11/911:30 pm
VCP
-
IAD
1 stop17h 47m
Azul
Deal found 7/22$738
This FlightHub deal was found by Cheapflights users on 7/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:55 am
IAD
-
GRU
1 stop21h 05m
Air Canada
Sun 11/229:45 pm
GRU
-
IAD
1 stop24h 38m
Air Canada
Deal found 7/21$739
This Travelocity deal was found by Cheapflights users on 7/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:35 pm
IAD
-
VCP
1 stop16h 25m
Azul
Fri 8/2810:40 pm
VCP
-
IAD
1 stop16h 53m
Azul
Deal found 7/23$741
This FlightHub deal was found by Cheapflights users on 7/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:55 am
IAD
-
GRU
1 stop21h 05m
Air Canada
Mon 11/99:45 pm
GRU
-
IAD
1 stop24h 38m
Air Canada
Deal found 7/20$743
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Wed 11/46:46 pm
IAD
-
VCP
1 stop22h 19m
Multiple Airlines
Mon 11/911:30 pm
VCP
-
IAD
1 stop22h 51m
Multiple Airlines
Deal found 7/20$744
This FlightHub deal was found by Cheapflights users on 7/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:55 am
IAD
-
GRU
1 stop21h 05m
Air Canada
Sat 11/149:45 pm
GRU
-
IAD
2 stops20h 00m
Air Canada
Deal found 7/21$747
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/244:52 pm
IAD
-
GRU
2 stops32h 58m
Multiple Airlines
Thu 8/273:15 am
GRU
-
IAD
1 stop12h 50m
Multiple Airlines
Deal found 7/24$750

Find flight deals from Dulles Intl to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Sao Paulo (SAO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$710
(Orbitz)

One-way from

$263
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,122

Good round-trip deal

$1,018 or less

Good one-way deal

$411 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. 34% potential increase in price ($552 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 18% potential price decrease ($165 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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

 
Customize your flight search to find flights from Dulles Intl to Sao Paulo 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 July 25, 2026.
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 - GRU

IADGRU

Washington, D.C. Dulles Intl

Sat 10/10

4:34 pm-12:10 am

1 stop30h 36m

Sao Paulo Guarulhos Intl

Fri 10/16

3:15 am-4:20 am

1 stop26h 05m

$797

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Mon 9/14

4:34 pm-12:10 am

1 stop30h 36m

Sao Paulo Guarulhos Intl

Fri 9/18

5:00 am-4:20 am

1 stop24h 20m

$797

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

Tue 9/22

3:47 pm-6:00 am

1 stop13h 13m

Sao Paulo Viracopos

Tue 9/29

10:40 pm-2:40 pm

1 stop17h 00m

$808

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

Tue 9/22

3:47 pm-3:20 pm

2 stops22h 33m

Sao Paulo Viracopos

Wed 9/30

10:40 pm-2:40 pm

1 stop17h 00m

$815

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Sat 9/5

4:34 pm-6:30 am

1 stop12h 56m

Sao Paulo Guarulhos Intl

Fri 9/11

2:00 am-4:20 am

1 stop27h 20m

$817

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Wed 9/2

4:34 pm-6:30 am

1 stop12h 56m

Sao Paulo Guarulhos Intl

Thu 9/3

3:15 am-4:20 am

1 stop26h 05m

$817

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Wed 9/2

2:25 am-8:50 pm

1 stop17h 25m

Sao Paulo Guarulhos Intl

Sun 9/13

3:15 am-4:20 am

1 stop26h 05m

$846

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

Thu 8/27

6:09 pm-5:55 pm

1 stop22h 46m

Sao Paulo Viracopos

Wed 9/9

10:40 pm-8:21 pm

1 stop22h 41m

$852
Quickest round-trip

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Thu 9/3

10:30 pm-9:30 am

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Mon 9/14

9:30 pm-6:25 am

Nonstop9h 55m

$894

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Tue 9/15

5:15 pm-9:40 am

1 stop15h 25m

Sao Paulo Guarulhos Intl

Thu 9/24

9:30 pm-6:25 am

Nonstop9h 55m

$899

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 58 resultsSorted by cheapest first
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6

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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.
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

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

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $676). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,240). 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?

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 July 25, 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.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Sao Paulo

Explore weekly flight availability from Dulles Intl to Sao Paulo. 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 July 25, 2026.

The most flights from IAD to SAO are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Sao Paulo?

Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Sao Paulo flights typically cost between $829 and $1,322 in November.
The cheapest round-trip price found within the last 5 days was $710 on Azul (Nov 4-Nov 9).

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 43 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

Get insights into the airlines that provide service to Sao Paulo. 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 Sao Paulo. Reviews last updated July 25, 2026.
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
1,561 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Boarding

7.8

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
1,561 reviews
Copa Airlines
7.6
Good
1,561 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Boarding

7.8

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
United Airlines
7.4
Good
10,037 reviews
Copa Airlines
7.6
Good
1,561 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Boarding

7.8

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
Avianca
6.5
Okay
2,520 reviews
Copa Airlines
7.6
Good
1,561 reviews

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Crew

8.1

Boarding

7.8

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

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Sao Paulo. 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 Sao Paulo?

    Copa Airlines, Azul, and GOL can get you from Washington, D.C. Dulles Intl Airport to Sao Paulo in just under 13h 13m. Your travel time can differ by up to 17h 23m. There are 4705 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 GOL and Avianca, with the lowest prices starting at $341 and $377, respectively. Copa Airlines is priced at 80% 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 $3,090, our data shows the cheapest flight currently is $406. When looking at the most popular route, (Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl), you can expect to pay $726 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, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $676). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,240). 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

Traveling to a place near Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Santos

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Alternative routes for Dulles Intl to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Guarulhos Intl flights

Top 5 airlines flying from Dulles Intl to Sao Paulo

Discover the top 5 airlines that operate flights from Dulles Intl to Sao Paulo. 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 July 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$200Average$724FlexibilityNo cancel feeOn-time70%
GOLCheapest$341Average$652FlexibilityNo cancel feeOn-time74%
AviancaCheapest$377Average$850FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$529Average$567FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$584Average$889FlexibilityNo cancel feeOn-time69%

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