Find out what a flight from Washington Dulles to Porto Alegre might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Porto Alegre.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Planning flights between Washington and Porto Alegre? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Washington: 3 airports are listed in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Porto Alegre: Only Porto Alegre - Salgado Filho is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Customize your flight from Washington Dulles to Porto Alegre

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about Brazil? You might also consider: Fortaleza, Goiania, Recife, Rio de Janeiro, São Paulo.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.