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$230+ 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SAO
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Vliegwinkel deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:50 am
IAD
-
GRU
1 stop17h 20m
Multiple Airlines
Thu 5/147:35 am
GRU
-
IAD
1 stop22h 45m
Multiple Airlines
Deal found 3/7$477
This GOL deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:50 am
IAD
-
GRU
1 stop17h 20m
GOL
Tue 5/125:15 pm
GRU
-
IAD
1 stop22h 00m
GOL
Deal found 3/6$478
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Wed 5/66:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Thu 5/147:35 am
GRU
-
IAD
1 stop31h 40m
GOL
Deal found 3/9$491
This Trip.com deal was found by Cheapflights users on 3/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:35 pm
IAD
-
GRU
1 stop32h 35m
GOL
Mon 5/187:35 am
GRU
-
IAD
1 stop22h 45m
GOL
Deal found 3/9$494
This FlightHub deal was found by Cheapflights users on 3/9. 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 5/66:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Wed 5/137:35 am
GRU
-
IAD
1 stop22h 45m
GOL
Deal found 3/9$495
This SmartFares deal was found by Cheapflights users on 3/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Tue 4/215:15 pm
GRU
-
IAD
1 stop22h 00m
GOL
Deal found 3/9$504
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/66:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Fri 5/157:35 am
GRU
-
IAD
1 stop22h 45m
GOL
Deal found 3/9$505
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 5/256:50 am
IAD
-
GRU
1 stop17h 20m
GOL
Mon 6/15:15 pm
GRU
-
IAD
1 stop13h 05m
GOL
Deal found 3/9$506
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Mon 6/85:15 pm
GRU
-
IAD
1 stop13h 05m
GOL
Deal found 3/8$507
This Cheapflightsfares deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:50 am
IAD
-
GRU
1 stop14h 40m
GOL
Thu 4/305:15 pm
GRU
-
IAD
1 stop13h 05m
GOL
Deal found 3/6$518
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/145:28 pm
IAD
-
VCP
1 stop35h 07m
Multiple Airlines
Mon 6/227:40 pm
VCP
-
IAD
2 stops19h 35m
Multiple Airlines
Deal found 3/8$671
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Wed 5/276:50 am
IAD
-
VCP
2 stops25h 55m
Multiple Airlines
Sun 5/317:25 pm
VCP
-
IAD
2 stops19h 50m
Multiple Airlines
Deal found 3/9$679

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$477
(Vliegwinkel)

One-way from

$214
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$751

Good round-trip deal

$759 or less

Good one-way deal

$378 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. 11% potential increase in price ($98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 10, 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

Sun 4/5

9:32 am-12:30 am

1 stop13h 58m

Sao Paulo Guarulhos Intl

Tue 4/21

11:10 am-4:22 am

1 stop18h 12m

$530

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Mon 5/18

2:21 am-8:50 pm

1 stop17h 29m

Sao Paulo Guarulhos Intl

Sun 5/24

5:25 am-12:33 am

1 stop20h 08m

$531

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Mon 4/20

6:50 am-1:10 am

1 stop17h 20m

Sao Paulo Guarulhos Intl

Tue 4/28

7:35 am-5:20 am

1 stop22h 45m

$610

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Wed 4/29

1:10 pm-9:45 am

1 stop19h 35m

Sao Paulo Guarulhos Intl

Thu 5/7

9:30 pm-6:25 am

Nonstop9h 55m

$632

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

Mon 5/25

6:50 am-9:45 am

2 stops25h 55m

Sao Paulo Viracopos

Mon 6/1

7:40 pm-2:15 pm

2 stops19h 35m

$687

Washington, D.C.Sao Paulo

IAD - CGH

IADCGH

Washington, D.C. Dulles Intl

Mon 5/25

6:50 am-11:15 am

2 stops27h 25m

Sao Paulo Congonhas

Mon 6/1

6:55 pm-2:15 pm

2 stops20h 20m

$693

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Fri 7/3

6:50 am-1:10 am

1 stop17h 20m

Sao Paulo Guarulhos Intl

Mon 7/13

1:20 am-2:15 pm

1 stop13h 55m

$742

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Tue 8/11

3:35 pm-1:10 am

1 stop32h 35m

Sao Paulo Guarulhos Intl

Sat 8/15

7:35 am-5:20 am

1 stop22h 45m

$742

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Thu 5/21

3:35 pm-10:30 pm

1 stop29h 55m

Sao Paulo Guarulhos Intl

Mon 5/25

10:00 pm-5:20 am

2 stops32h 20m

$747
Quickest round-trip

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Tue 5/12

10:30 pm-9:30 am

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Tue 5/19

9:30 pm-6:25 am

Nonstop9h 55m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 57 resultsSorted by cheapest first
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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 Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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

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 $200). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $739). 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 March 10, 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 March 10, 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).

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 March 10, 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
7.5
Good
1,569 reviews

Crew

8.1

Comfort

7.4

Entertainment

6.8

Overall

7.5

Boarding

7.8

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Copa Airlines
7.5
Good
1,569 reviews
Copa Airlines
7.5
Good
1,569 reviews

Crew

8.1

Comfort

7.4

Entertainment

6.8

Overall

7.5

Boarding

7.8

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
United Airlines
7.4
Good
9,409 reviews
Copa Airlines
7.5
Good
1,569 reviews

Crew

8.1

Comfort

7.4

Entertainment

6.8

Overall

7.5

Boarding

7.8

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Avianca
6.5
Okay
2,498 reviews
Copa Airlines
7.5
Good
1,569 reviews

Crew

8.1

Comfort

7.4

Entertainment

6.8

Overall

7.5

Boarding

7.8

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.

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, GOL, and United Airlines can get you from Washington, D.C. Dulles Intl Airport to Sao Paulo in just under 13h 58m. Your travel time can differ by up to 5h 37m. 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 GOL is currently your cheapest option to Sao Paulo, with prices starting at $377. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and Avianca, with the lowest prices starting at $400 and $417, respectively. GOL is priced at 52% 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 $230 and $422, 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 $1,116, our data shows the cheapest flight currently is $361. When looking at the most popular route, (Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl), you can expect to pay $494 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 $200). Flying from Washington, D.C. Dulles Intl Airport to Sao Paulo in December is currently the most expensive (average of $739). 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 Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Dulles Intl to Sao Paulo

Discover the top 6 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$377Average$741FlexibilityNo cancel feeOn-time74%
Copa AirlinesCheapest$400Average$739FlexibilityNo cancel feeOn-time70%
AviancaCheapest$417Average$732FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$529Average$605FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$550Average$895FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$588Average$783FlexibilityNo cancel feeOn-time69%

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