$440+ Cheap flights from Guarulhos Intl, Brazil (GRU) to Dulles Intl (IAD)
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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — IAD
Nov 26 — Dec 31
Round-trip
1 adult, Economy
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Find cheap flights from Guarulhos Intl to Dulles Intl 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.Cheapflights Tip: The best prices from Sao Paulo Guarulhos Intl to Washington, D.C. Dulles Intl are usually found in January or March, booked 8 days in advance, depart on a Thursday or Wednesday and return on a Wednesday
Cheap flight deals from Guarulhos Intl to Dulles Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Guarulhos Intl to Dulles IntlExplore 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 October 27, 2026.
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 October 27, 2026.
This VIAZA deal was found by Cheapflights users on 10/24. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:55 am -
2 stops43h 10m
Sun 11/152:30 pm -
1 stop30h 25m
Deal found 10/24![Avianca logo]()
$717
This Avianca deal was found by Cheapflights users on 10/21. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:25 pm -
1 stop13h 05m
Wed 12/25:50 am -
1 stop15h 05m
Deal found 10/21![Avianca logo]()
$724
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:25 pm -
1 stop13h 05m
Mon 11/302:30 pm -
1 stop13h 35m
Deal found 10/22![Avianca logo]()
$725
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:55 am -
2 stops19h 40m
Mon 11/95:50 am -
1 stop15h 05m
Deal found 10/22![Avianca logo]()
$727
This Avianca deal was found by Cheapflights users on 10/25. 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.
Sun 11/112:25 am -
1 stop14h 45m
Wed 11/115:50 am -
1 stop17h 25m
Deal found 10/25![Avianca logo]()
$733
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:25 pm -
1 stop21h 45m
Sat 11/285:50 am -
1 stop17h 25m
Deal found 10/22![Avianca logo]()
$736
This Avianca deal was found by Cheapflights users on 10/21. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:25 am -
1 stop12h 45m
Mon 11/162:30 pm -
1 stop13h 35m
Deal found 10/21![Avianca logo]()
$744
Best flights from Guarulhos Intl to Dulles IntlDiscover carefully curated flight deals from Guarulhos Intl to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from Guarulhos Intl to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This GOL deal was found by Cheapflights users on 10/26. 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.
Wed 12/912:25 am -
1 stop14h 45m
Mon 1/115:50 am -
1 stop17h 25m
Deal found 10/26![GOL logo]()
$786
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:25 pm -
Nonstop10h 05m
Mon 11/3010:15 am -
1 stop19h 00m
Deal found 10/26![United Airlines logo]()
$854
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/139:15 pm -
2 stops21h 08m
Sat 1/1610:05 am -
2 stops18h 55m
Deal found 10/23![Delta logo]()
$892
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:25 pm -
Nonstop10h 05m
Sat 1/1610:25 pm -
Nonstop9h 55m
Deal found 10/22![United Airlines logo]()
$865
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/169:30 pm -
Nonstop10h 05m
Thu 3/2511:30 pm -
Nonstop9h 50m
Deal found 10/22![United Airlines logo]()
$886
This GOL deal was found by Cheapflights users on 10/25. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/312:25 am -
1 stop30h 05m
Sat 1/25:50 am -
1 stop17h 25m
Deal found 10/25![GOL logo]()
$1,014
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/119:30 pm -
1 stop16h 23m
Thu 12/3110:25 pm -
Nonstop9h 55m
Deal found 10/24![United Airlines logo]()
$892
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/610:25 pm -
Nonstop10h 05m
Thu 2/1810:25 pm -
Nonstop9h 55m
Deal found 10/21![United Airlines logo]()
$992
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/510:25 pm -
Nonstop10h 05m
Fri 2/193:33 pm -
1 stop13h 42m
Deal found 10/22![United Airlines logo]()
$995
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:30 pm -
1 stop16h 23m
Sat 1/210:25 pm -
Nonstop9h 55m
Deal found 10/23![United Airlines logo]()
$1,024
Last-minute flights from Guarulhos Intl to Dulles IntlDiscover last-minute flight deals from Guarulhos Intl to Dulles Intl. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from Guarulhos Intl to Dulles Intl. Data last updated October 27, 2026 and is based on user searches.
This Avianca deal was found by Cheapflights users on 10/25. 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.
Sun 11/112:25 am -
1 stop14h 45m
Wed 11/115:50 am -
1 stop17h 25m
Deal found 10/25![Avianca logo]()
$733
This VIAZA deal was found by Cheapflights users on 10/24. 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 VIAZA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:55 am -
2 stops43h 10m
Sun 11/152:30 pm -
1 stop30h 25m
Deal found 10/24![Avianca logo]()
$717
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:55 am -
2 stops19h 40m
Mon 11/95:50 am -
1 stop15h 05m
Deal found 10/22![Avianca logo]()
$727
This Avianca deal was found by Cheapflights users on 10/21. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:25 am -
1 stop12h 45m
Mon 11/162:30 pm -
1 stop13h 35m
Deal found 10/21![Avianca logo]()
$744
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:25 pm -
1 stop21h 45m
Sat 11/285:50 am -
1 stop17h 25m
Deal found 10/22![Avianca logo]()
$736
This Avianca deal was found by Cheapflights users on 10/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:25 pm -
1 stop13h 05m
Mon 11/302:30 pm -
1 stop13h 35m
Deal found 10/22![Avianca logo]()
$725
This Avianca deal was found by Cheapflights users on 10/21. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:25 pm -
1 stop13h 05m
Wed 12/25:50 am -
1 stop15h 05m
Deal found 10/21![Avianca logo]()
$724
One-way flights from Guarulhos Intl to Dulles IntlSearch for one-way flight options from Guarulhos Intl to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
Search for one-way flight options from Guarulhos Intl to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sun 2/216:10 am -
3 stops58h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$440
This MaxMilhas deal was found by Cheapflights users on 10/25. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:45 pm -
1 stop24h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Air Canada logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Wed 3/35:20 am -
2 stops30h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sun 12/611:10 am -
2 stops29h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$444
This Mytrip deal was found by Cheapflights users on 10/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:10 pm -
3 stops24h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Wed 12/911:10 am -
3 stops24h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:15 am -
3 stops36h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:10 am -
2 stops29h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:55 am -
3 stops59h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 12/43:10 am -
3 stops40h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$457
This KAYAK deal was found by Cheapflights users on 10/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:55 am -
1 stop22h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![GOL logo]()
$459
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 October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $724 (Avianca) |
One-way from | $440 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $860 |
Good round-trip deal | $803 or less |
Good one-way deal | $775 or less |
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 7,457,451 searches. Data last updated October 27, 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
Cheapest round-trip
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Mon 12/7
11:10 am-3:19 am
1 stop18h 09m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$466
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Fri 11/6
1:30 am-11:33 pm
1 stop24h 03m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$467
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Sat 11/7
4:40 am-11:33 pm
1 stop20h 53m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$467
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Thu 11/5
12:25 am-1:10 pm
1 stop14h 45m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$470
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Thu 12/10
7:55 am-1:10 pm
1 stop31h 15m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$471
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Sun 11/8
7:15 pm-1:10 pm
2 stops43h 55m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$476
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Mon 12/7
10:05 pm-4:30 am
2 stops32h 25m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$477
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Sat 3/27
9:35 am-12:41 am
1 stop16h 06m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$609
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Wed 12/9
12:25 am-1:10 pm
1 stop14h 45m
Washington, D.C. Dulles Intl
Mon 1/11
5:50 am-1:15 am
1 stop17h 25m
$786
Quickest round-trip
Sao PauloWashington, D.C.
GRU Sao Paulo Guarulhos Intl - IAD Washington, D.C. Dulles Intl
GRUIAD
Sao Paulo Guarulhos Intl
Fri 12/4
10:25 pm-6:30 am
Nonstop10h 05m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$802
Showing 1-10 of 19 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- 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.
GRU-IAD
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 6 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, January 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 $604). Flying from Sao Paulo Guarulhos Intl Airport to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $999). 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 October 27, 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.
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 October 27, 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.
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Food
6.7
Crew
8.1
Overall
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
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 locationsAlexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Sterling
Lanham
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Tysons
Falls Church
Towson
Silver Spring
Oxon Hill
Laurel
Clinton
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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 7,457,451 searches. Data last updated October 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$485 | Average$640 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$591 | Average$687 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$740 | Average$991 | FlexibilityNo cancel fee | On-time69% |