$325 Cheap Flights from Washington (IAD) to Brasilia (BSB)

View $325 flight on Sat, Mar 28, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Brasilia (BSB-Brasilia Intl. - President Juscelino Kubitschek)

Cheap Flights from Washington to Brasilia (IAD-BSB)

Prices were available within the past 7 days and start at $325 for one-way flights and $598 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Mar 15 - Tue, Mar 24
IAD
Washington
BSB
Brasília
$598 Roundtrip, found 1 day ago
$598
Roundtrip
found 1 day ago
Select United flight, departing Sun, Mar 15 from Washington to Brasília, returning Tue, Mar 24, priced at $598 found 1 day ago
Copa
Thu, Apr 30 - Tue, May 5
IAD
Washington
BSB
Brasília
$607 Roundtrip, found 5 days ago
$607
Roundtrip
found 5 days ago
Select Copa flight, departing Thu, Apr 30 from Washington to Brasília, returning Tue, May 5, priced at $607 found 5 days ago
Copa
Fri, Mar 6 - Sun, Mar 15
IAD
Washington
BSB
Brasília
$628 Roundtrip, found 2 days ago
$628
Roundtrip
found 2 days ago
Select Copa flight, departing Fri, Mar 6 from Washington to Brasília, returning Sun, Mar 15, priced at $628 found 2 days ago
Copa
Fri, Feb 27 - Fri, Mar 13
IAD
Washington
BSB
Brasília
$638 Roundtrip, found 4 days ago
$638
Roundtrip
found 4 days ago
Select Copa flight, departing Fri, Feb 27 from Washington to Brasília, returning Fri, Mar 13, priced at $638 found 4 days ago
Copa
Tue, Feb 3 - Thu, Feb 19
IAD
Washington
BSB
Brasília
$658 Roundtrip, found 4 days ago
$658
Roundtrip
found 4 days ago
Select Copa flight, departing Tue, Feb 3 from Washington to Brasília, returning Thu, Feb 19, priced at $658 found 4 days ago
LATAM Airlines Group
Sun, Sep 20 - Thu, Sep 24
IAD
Washington
BSB
Brasília
$661 Roundtrip, found 1 day ago
$661
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Sun, Sep 20 from Washington to Brasília, returning Thu, Sep 24, priced at $661 found 1 day ago
LATAM Airlines Group
Sun, Sep 20 - Thu, Sep 24
IAD
Washington
BSB
Brasília
$668 Roundtrip, found 1 day ago
$668
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Sun, Sep 20 from Washington to Brasília, returning Thu, Sep 24, priced at $668 found 1 day ago
avianca
Wed, May 13 - Wed, May 20
IAD
Washington
BSB
Brasília
$673 Roundtrip, found 5 days ago
$673
Roundtrip
found 5 days ago
Select avianca flight, departing Wed, May 13 from Washington to Brasília, returning Wed, May 20, priced at $673 found 5 days ago
avianca
Sun, Sep 20 - Thu, Sep 24
IAD
Washington
BSB
Brasília
$673 Roundtrip, found 1 day ago
$673
Roundtrip
found 1 day ago
Select avianca flight, departing Sun, Sep 20 from Washington to Brasília, returning Thu, Sep 24, priced at $673 found 1 day ago
American Airlines
Wed, Jan 21 - Tue, Feb 3
IAD
Washington
BSB
Brasília
$757 Roundtrip, found 4 days ago
$757
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Jan 21 from Washington to Brasília, returning Tue, Feb 3, priced at $757 found 4 days ago

Alternative airports near Brasília

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Brasilia Intl. - President Juscelino Kubitschek BSB. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $1,873
BSB
Brasilia Intl. - President Juscelino Kubitschek
CheapestClosest
Average driving time to city center12 min
Flights from $1,873
Flights from Washington (IAD) to Brasilia (BSB)
Origin airport
Washington Dulles Intl.
Destination airport
Brasilia Intl. - President Juscelino Kubitschek
Airlines serving
Air Canada, American Airlines, Azul, Copa, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, avianca
Roundtrip price
$598
Distance
4240 mi

Washington to Brasilia Flights

The cheapest times to fly from Washington to Brasilia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Brasilia are during the month of March. You can find some of the cheapest flights from Washington to Brasilia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Brasilia

Sunday is one of the best days to book for cheap flights from Washington to Brasilia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Brasilia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Brasilia in 2026. You can also book with separate airlines for your outbound and return journeys, from $325 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Brasilia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Brasilia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB) cost?
Snag a cheap one-way flight from $325 or cheap return flight from $598 from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB)?
The cheapest month to fly from IAD to BSB is March, when there's less demand. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAD to BSB flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB)?
There aren't any daily nonstop flights departing from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from IAD to BSB?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB) last-minute?
Last-minute fares from IAD to BSB are generally more expensive. To lock in the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your journey.
Is it cheaper to book an IAD to BSB flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAD to BSB flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Brasilia Intl. - President Juscelino Kubitschek Airport (BSB)?
Usually, it's possible to reschedule or cancel your IAD to BSB flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.