Cheap Azul flights Rio de Janeiro (SDU) to Washington (IAD)

You’ll discover cheap round-trip Azul flights from SDU to IAD by organizing your results from “Price (lowest to highest)” on Expedia. Or look for deals for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Azul flights to Washington are generally more affordable in the off-peak months of January and February. Whether you need a round-trip or one-way ticket, you could find a better deal then.

Scoring the best Azul deals from SDU to IAD often comes down to booking at the right time. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. What’s more, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is usually the most expensive day to book.* It’s a good idea to start searching for flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Click on the “Nonstop” filter when browsing for direct Azul flights from SDU to IAD. You can also compare other airlines offering the same nonstop journey.

Filter your results by “Early Morning” and “Morning” to see the earliest flights from SDU to IAD. Heading off early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Washington Dulles Intl. Airport (IAD) is the primary Washington hub for Azul flights from Santos Dumont Airport (SDU).

On Azul, you can fly standard economy from SDU to IAD with a small personal item and 1 cabin bag. Your carry-on bag should be no bigger than 45 inches and weigh less than 22 lb. Exceeding these limits can result in additional fees, so read your airline’s current guidelines before completing your booking.

In most cases, you can cancel or reschedule your flight, although there may be additional fees if your booking was made over 24 hours ago. Want to keep your options open? Use our “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you have to revise your plans. To update your booking, go to “Trips,” select your flight and click on “Manage Booking” for more details.