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Dulles Intl

$348+ Cheap flights from Guarulhos Intl, Brazil (GRU) to Dulles Intl (IAD)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — IAD
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl are usually found in March or April, booked 56 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Guarulhos Intl to Dulles Intl

Cheapest flights from Guarulhos Intl to Dulles Intl
Explore the most affordable flight options available from Guarulhos Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This Avianca deal was found by Cheapflights users on 7/26. 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.
Mon 7/271:20 am
GRU
-
IAD
1 stop13h 55m
Avianca
Thu 8/133:35 pm
IAD
-
GRU
1 stop12h 50m
Avianca
Deal found 7/26$687
This GOL deal was found by Cheapflights users on 7/27. 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.
Thu 10/17:35 am
GRU
-
IAD
1 stop22h 45m
GOL
Tue 10/136:50 am
IAD
-
GRU
1 stop21h 35m
GOL
Deal found 7/27$688
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:20 am
GRU
-
IAD
1 stop12h 55m
Avianca
Sun 9/204:10 am
IAD
-
GRU
2 stops17h 20m
Avianca
Deal found 7/25$690
This Avianca deal was found by Cheapflights users on 7/26. 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.
Thu 10/85:15 pm
GRU
-
IAD
1 stop22h 00m
Avianca
Mon 10/124:10 am
IAD
-
GRU
2 stops17h 20m
Avianca
Deal found 7/26$693
This Copa Airlines deal was found by Cheapflights users on 7/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:30 am
GRU
-
IAD
1 stop27h 50m
Copa Airlines
Mon 10/124:34 pm
IAD
-
GRU
1 stop27h 16m
Copa Airlines
Deal found 7/26$694
This 123 Milhas deal was found by Cheapflights users on 7/26. 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:05 am
GRU
-
IAD
1 stop20h 28m
Copa Airlines
Sat 11/281:16 am
IAD
-
GRU
1 stop17h 34m
Copa Airlines
Deal found 7/26$697
This GOL deal was found by Cheapflights users on 7/27. 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.
Fri 9/47:35 am
GRU
-
IAD
1 stop31h 40m
GOL
Sat 10/33:35 pm
IAD
-
GRU
1 stop29h 55m
GOL
Deal found 7/27$705
This Avianca deal was found by Cheapflights users on 7/26. 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.
Fri 8/77:35 am
GRU
-
IAD
2 stops20h 10m
Avianca
Sat 9/126:50 am
IAD
-
GRU
1 stop14h 40m
Avianca
Deal found 7/26$706

Find flight deals from Guarulhos Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Guarulhos Intl (GRU) to Dulles Intl (IAD). 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 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$687
(GOL)

One-way from

$348
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$704

Good round-trip deal

$1,045 or less

Good one-way deal

$338 or less
Provider with most accurate pricing for Sao Paulo Guarulhos Intl-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sao Paulo Guarulhos Intl-Washington, D.C. Dulles Intl flights.
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From Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 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 Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Guarulhos Intl to Dulles Intl 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 30, 2026.
Use the filters below to find and compare flights from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Fri 9/4

7:35 am-2:15 pm

1 stop31h 40m

Washington, D.C. Dulles Intl

Mon 9/7

6:50 am-4:05 pm

1 stop32h 15m

$689

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Tue 12/8

1:20 am-1:15 pm

1 stop13h 55m

Washington, D.C. Dulles Intl

Mon 1/11

2:35 pm-10:40 pm

1 stop30h 05m

$691

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Wed 9/30

1:20 am-2:15 pm

1 stop13h 55m

Washington, D.C. Dulles Intl

Mon 11/9

2:35 pm-10:40 pm

1 stop30h 05m

$691

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Thu 10/8

5:15 pm-2:15 pm

1 stop22h 00m

Washington, D.C. Dulles Intl

Mon 10/12

6:50 am-1:10 am

1 stop17h 20m

$708
Quickest round-trip

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Thu 10/1

9:30 pm-6:25 am

Nonstop9h 55m

Washington, D.C. Dulles Intl

Mon 11/9

10:25 pm-10:20 am

Nonstop9h 55m

$790

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Wed 8/26

9:30 pm-6:25 am

Nonstop9h 55m

Washington, D.C. Dulles Intl

Thu 9/3

10:30 pm-9:30 am

Nonstop10h 00m

$790

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Thu 11/5

10:25 pm-6:30 am

Nonstop10h 05m

Washington, D.C. Dulles Intl

Sun 11/15

10:25 pm-10:20 am

Nonstop9h 55m

$791

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Tue 10/20

9:30 pm-6:25 am

Nonstop9h 55m

Washington, D.C. Dulles Intl

Tue 10/27

3:35 pm-7:15 am

1 stop14h 40m

$792

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Tue 8/25

9:30 pm-6:25 am

Nonstop9h 55m

Washington, D.C. Dulles Intl

Tue 9/1

12:57 pm-6:30 am

1 stop16h 33m

$798

Sao PauloWashington, D.C.

GRU - IAD

GRUIAD

Sao Paulo Guarulhos Intl

Mon 8/17

10:00 am-12:34 am

2 stops15h 34m

Washington, D.C. Dulles Intl

Fri 8/28

3:03 pm-7:55 am

2 stops15h 52m

$803

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Guarulhos Intl to Dulles Intl

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 Guarulhos Intl to Dulles Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Guarulhos 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 Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport

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

The price you pay for your flight from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 55 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 Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport (average of $637). Flying from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $914). 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 GRU to IAD?

Find hourly flight availability from Guarulhos Intl to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2026.

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

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

Airfare is typical for this route at the moment.

Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport flights typically cost between $636 and $777 in September.
The cheapest round-trip price found within the last 5 days was $687 on GOL (Sep 30-Oct 31).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated July 30, 2026.
Read through reviews of airlines operating flights from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport, such as United Airlines,GOL, andAvianca. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,047 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
10,047 reviews
United Airlines
7.4
Good
10,047 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
GOL
7.3
Good
1,264 reviews
United Airlines
7.4
Good
10,047 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Avianca
6.5
Okay
2,523 reviews
United Airlines
7.4
Good
10,047 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Guarulhos Intl to Dulles Intl. 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 Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport?

    Airlines like GOL fly from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport in about 31h 40m. The time it takes to get you to your destination can typically vary by up to . Sao Paulo Guarulhos Intl Airport and Washington, D.C. Dulles Intl Airport are separated by a distance of 4749 mi.

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

    Currently priced at $485, GOL will fly you from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport and back. In addition to GOL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Avianca and United Airlines - these airlines can fly you to your destination from $591 and $690, respectively. These flights start at 34% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport are Avianca ($255), GOL ($299), and Copa Airlines ($316).

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

    Looking at all options, your cheapest flight can be booked for $265. While the most popular route (Sao Paulo Guarulhos Intl - Washington, D.C. Dulles Intl) can be booked for $687 on average, our data indicates $3,157 when flying from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Guarulhos Intl to Dulles Intl 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 Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport (average of $637). Flying from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $914). 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
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Clinton
Hunt Valley
Cordova
Woodbridge

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Top 3 airlines flying from Guarulhos Intl to Dulles Intl

Discover the top 3 airlines that operate flights from Guarulhos Intl to Dulles Intl. 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 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$485Average$626FlexibilityNo cancel feeOn-time74%
AviancaCheapest$591Average$687FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$690Average$893FlexibilityNo cancel feeOn-time69%

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