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$261+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SAO
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Sao Paulo are usually found in September or May, booked 12 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap 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 marzo 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$559
(LATAM Airlines)

One-way from

$261
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$799

Good round-trip deal

$754 or less

Good one-way deal

$392 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Sao Paulo (SAO) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Sao Paulo (SAO) flights.
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From Washington, D.C. Dulles Intl to Sao Paulo (SAO)
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One-way flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO)
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO).
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Sao Paulo (SAO).
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Find 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 marzo 28, 2025.

This LATAM Airlines deal was found by Cheapflights users on 3/27. 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.
dom. 11/307:05 pmIAD - GRU
1 stop12h 50mLATAM Airlines
vie. 12/53:15 pmGRU - IAD
3 stops22h 45mLATAM Airlines
Deal found 3/27$548
This GOL deal was found by Cheapflights users on 3/26. 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.
lun. 5/53:25 pmIAD - GRU
1 stop22h 55mGOL
jue. 5/154:50 pmGRU - IAD
1 stop22h 10mGOL
Deal found 3/26$581
This GOL deal was found by Cheapflights users on 3/27. 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.
mar. 5/203:25 pmIAD - VCP
2 stops16h 40mGOL
mié. 5/287:05 pmVCP - IAD
2 stops19h 55mGOL
Deal found 3/27$595
This GOL deal was found by Cheapflights users on 3/27. 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.
mar. 5/203:25 pmIAD - CGH
2 stops21h 40mGOL
lun. 5/262:25 pmCGH - IAD
2 stops24h 35mGOL
Deal found 3/27$600
This Air Canada deal was found by Cheapflights users on 3/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/202:25 pmIAD - GRU
2 stops18h 20mAir Canada
mié. 5/289:00 pmGRU - IAD
1 stop25h 08mAir Canada
Deal found 3/27$605
This Priceline deal was found by Cheapflights users on 3/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/141:05 amIAD - GRU
2 stops24h 05mAvianca
mar. 8/194:10 amGRU - IAD
1 stop26h 25mAvianca
Deal found 3/26$610
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
mié. 5/213:25 pmIAD - VCP
2 stops16h 40mMultiple Airlines
lun. 5/2610:10 amVCP - IAD
1 stop28h 05mMultiple Airlines
Deal found 3/26$615
This Copa Airlines deal was found by Cheapflights users on 3/28. 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.
mié. 4/302:21 amIAD - GRU
1 stop20h 49mCopa Airlines
dom. 5/115:25 amGRU - IAD
1 stop20h 04mCopa Airlines
Deal found 3/28$636
This Kiwi.com deal was found by Cheapflights users on 3/28. 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.
dom. 9/143:25 pmIAD - GRU
1 stop13h 10mMultiple Airlines
mié. 9/171:45 amGRU - IAD
1 stop13h 15mMultiple Airlines
Deal found 3/28$650
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/23:25 pmIAD - CGH
2 stops21h 45mMultiple Airlines
lun. 5/126:30 pmCGH - IAD
3 stops20h 30mMultiple Airlines
Deal found 3/27$821
This Travelocity deal was found by Cheapflights users on 3/27. 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.
lun. 4/712:35 pmIAD - VCP
1 stop15h 25mAzul
mié. 4/911:30 pmVCP - IAD
1 stop17h 17mAzul
Deal found 3/27$971
This Avianca deal was found by Cheapflights users on 3/26. 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.
dom. 6/297:00 amIAD - VCP
2 stops25h 05mAvianca
jue. 8/78:05 pmVCP - IAD
2 stops18h 55mAvianca
Deal found 3/26$1,115

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 marzo 28, 2025.
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

Dulles Intl

Fly to

Sao Paulo

Route

Depart

Return

Price

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

mar. 4/29

12:11 pm-8:50 am

1 stop19h 39m

Sao Paulo Guarulhos Intl

lun. 5/5

8:35 am-1:01 pm

2 stops29h 26m

$559

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

lun. 5/5

3:25 pm-3:20 pm

1 stop22h 55m

Sao Paulo Guarulhos Intl

jue. 5/15

4:50 pm-2:00 pm

1 stop22h 10m

$581

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

mar. 5/20

3:25 pm-9:05 am

2 stops16h 40m

Sao Paulo Viracopos

mié. 5/28

7:05 pm-2:00 pm

2 stops19h 55m

$595

Washington, D.C.Sao Paulo

IAD - CGH

IADCGH

Washington, D.C. Dulles Intl

mar. 5/20

3:25 pm-2:05 pm

2 stops21h 40m

Sao Paulo Congonhas

lun. 5/26

2:25 pm-2:00 pm

2 stops24h 35m

$600

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

mar. 5/20

2:25 pm-9:45 am

2 stops18h 20m

Sao Paulo Guarulhos Intl

mié. 5/28

9:00 pm-9:08 pm

1 stop25h 08m

$605

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

lun. 7/14

1:05 am-2:10 am

2 stops24h 05m

Sao Paulo Guarulhos Intl

mar. 8/19

4:10 am-5:35 am

1 stop26h 25m

$610

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

mié. 5/21

3:25 pm-9:05 am

2 stops16h 40m

Sao Paulo Viracopos

lun. 5/26

10:10 am-1:15 pm

1 stop28h 05m

$615

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

mié. 4/30

2:21 am-12:10 am

1 stop20h 49m

Sao Paulo Guarulhos Intl

dom. 5/11

5:25 am-12:29 am

1 stop20h 04m

$636

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

dom. 9/14

3:25 pm-5:35 am

1 stop13h 10m

Sao Paulo Guarulhos Intl

mié. 9/17

1:45 am-2:00 pm

1 stop13h 15m

$650

Washington, D.C.Sao Paulo

IAD - CGH

IADCGH

Washington, D.C. Dulles Intl

vie. 5/2

3:25 pm-2:10 pm

2 stops21h 45m

Sao Paulo Congonhas

lun. 5/12

6:30 pm-2:00 pm

3 stops20h 30m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 28 results
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Sao Paulo flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Sao Paulo. Price data was last updated on March 21, 2025.

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 10 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $691). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,209). 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 marzo 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Sao Paulo in the afternoon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Sao Paulo?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Sao Paulo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Sao Paulo flight should consider departing on Monday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sao Paulo by month

Plan your trip to Sao Paulo by taking into account the average rainfall totals by month.

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.

Temperature in Sao Paulo by month

Plan your trip to Sao Paulo by taking into account the average temperature totals by month.

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).

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 marzo 28, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Sao Paulo, such as Azul, LATAM Airlines and Copa Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Azul
8.0
Very good
773 reviews
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
LATAM Airlines
7.5
Good
1,750 reviews
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Copa Airlines
7.5
Good
1,395 reviews
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
United Airlines
7.4
Good
8,603 reviews
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
GOL
7.3
Good
1,052 reviews
Azul
8.0
Very good
773 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Crew

8.6

Food

7.1

Overall

8.0

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

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.

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

    Flying on LATAM Airlines is currently your cheapest option to Sao Paulo, with prices starting at $559. Additional round-trip tickets that might be worth considering are offered by GOL and Air Canada, with the lowest prices starting at $581 and $605, respectively. LATAM Airlines is priced at 33% 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?

    $261 is the cheapest one-way deal found within the past few days, from GOL. You may also be able to find cheap deals on Avianca and Copa Airlines, with prices starting from $272 and $362, 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 $1,089, our data shows the cheapest flight currently is $386. When looking at the most popular route, (Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl), you can expect to pay $581 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Sao Paulo (average of $691). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $1,209). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
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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 marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$546Average$669FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$573Average$665FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$625Average$777FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$652Average$1,571FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$713Average$1,301FlexibilityNo cancel feeOn-time69%
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