IAD - POA

$391 Find Cheap Flights from Washington Dulles Airport to Porto Alegre - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$828
Typical prices: $891-$1,291
Avianca
Fri 4/13Tue 4/17
IAD - POA • 2 stops
Cheapest one-way
$391
Typical prices: $352-$535
Copa Airlines
Fri 11/23
IAD - POA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Porto Alegre. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 30% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Panama City Tocumen Intl (PTY)
Cheapest • Avg $1,040 (round-trip)
Sao Paulo Guarulhos Intl (GRU)
Shortest trip • 15h 07m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Dulles Intl to Porto Alegre (IAD-POA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Porto Alegre

Tue, Apr 13 - Sat, Apr 17
Avianca Logo
6:50 am - 10:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
26h 35m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Avianca Logo
11:10 am - 5:20 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
19h 10m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$828Avianca
Tue, Apr 13 - Sat, Apr 17
Avianca Logo
3:35 pm - 10:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
17h 50m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Avianca Logo
11:10 am - 2:15 pmPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
28h 05m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$829Avianca
Tue, Apr 13 - Sat, Apr 17
Avianca Logo
6:50 am - 10:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
26h 35m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Avianca Logo
11:10 am - 5:20 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
19h 10m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$829Avianca
Tue, Apr 13 - Sat, Apr 17
Avianca Logo
6:50 am - 10:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
26h 35m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Avianca Logo
11:10 am - 5:20 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
19h 10m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$831Avianca
Sun, Jan 3 - Mon, Jan 25
Copa Airlines Logo
1:13 am - 12:35 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
21h 22m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:40 am - 11:32 pmPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
23h 52m1 stop Panama City Tocumen Intl
$864Copa Airlines
Wed, Jan 6 - Wed, Jan 27
Copa Airlines Logo
3:26 pm - 12:35 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
31h 09m1 stop Panama City Tocumen Intl
Copa Airlines Logo
9:10 am - 2:58 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
19h 48m1 stop Panama City Tocumen Intl
$937Copa Airlines
Wed, Jan 6 - Wed, Jan 27
GOL Logo
7:00 am - 6:55 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
33h 55m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl
GOL Logo
11:50 am - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
18h 40m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$971GOL
Mon, Jan 4 - Tue, Jan 26
GOL Logo
12:14 pm - 3:00 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
24h 46m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl
GOL Logo
9:15 pm - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
33h 15m2 stops Rio de Janeiro–Galeão Intl Bogotá El Dorado
$987GOL
Wed, Dec 9 - Wed, Dec 16
LATAM Airlines Logo
8:07 am - 6:40 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
20h 33m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
5:40 pm - 11:49 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
20h 09m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl
$1,057LATAM Airlines
Mon, Jan 4 - Tue, Jan 26
Azul Logo
12:50 pm - 4:30 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
25h 40m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl
Azul Logo
10:40 am - 6:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
21h 50m1 stop Sao Paulo Guarulhos Intl
$1,214Azul
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Porto Alegre flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Porto Alegre?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Porto Alegre typically range from $891 to $1,291. The lowest price found in the past 5 days was $828, on Avianca.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre. It’s 9% cheaper than the average day, while Monday is the most expensive, with prices 30% higher.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Porto Alegre flights

Low season

October

Cheapest flight

$391
Beat the crowds with an average 88% drop in travelers.
The most popular month to fly with an average 49% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Porto Alegre

When to book flights from Dulles Intl to Porto Alegre

Are your dates flexible? Find out the best times to travel from Dulles Intl to Porto Alegre based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Porto Alegre flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    Two cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Porto Alegre:

    • Economy Class
    • Business Class

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Porto Alegre takes 00m, covering 5,051 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Porto Alegre flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Porto Alegre range from $891 to $1,291, with an average of $986 over the past 12 months. Anything below $891 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Porto Alegre changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $806 to $5,428. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Porto Alegre looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Porto Alegre are currently higher than usual. Average one-way flight prices are about $1,261, which is 218% above the typical average for this route.

  • What car rental options are available at Porto Alegre Salgado Filho Airport (POA)?

    Porto Alegre Salgado Filho Airport (POA) hosts 5 major car rental companies, with daily rates averaging $32 for economy cars. Top options include:

    • FOCO
    • MOVIDA
    • Localiza
    • Avis
    • Unidas

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    Flights from Washington, D.C. Dulles Intl Airport to Porto Alegre usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Porto Alegre Salgado Filho (POA).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Porto Alegre pass through?

    Connecting flights from Washington, D.C. Dulles Intl Airport to Porto Alegre most commonly pass through:

    • Sao Paulo Guarulhos Intl (GRU) - 63% of one-stop connections
    • Panama City Tocumen Intl (PTY) - 38% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    Yes. Flexible dates can save you up to 31% on flights from Washington, D.C. Dulles Intl Airport to Porto Alegre. Wednesday is the cheapest departure day at $900 round-trip on average, while Monday is the most expensive at $1,291, a difference of $391.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Porto Alegre?

    Flying via Panama City Tocumen Intl (PTY) gives the shortest average 1-stop total travel time at 14h 53m, compared with 15h 07m via Sao Paulo Guarulhos Intl (GRU).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Porto Alegre?

    Porto Alegre is 1 hour ahead of Washington, D.C. Dulles Intl Airport (Brasilia Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Porto Alegre?

    Some of the most popular sights in Porto Alegre are Araujo Vianna Auditorium, Moinhos de Vento Park and Farroupilha Park. These are among the most viewed places in Porto Alegre on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to Porto Alegre flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $900, about $391 less than Monday fares (30% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Porto Alegre trip for February. Fares historically average $687 round-trip in that month - typically $674 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Porto Alegre Salgado Filho Airport.

    • Hotel Express Aeroporto
    • ibis Porto Alegre Aeroporto
    • Master Express Dom Pedro II

More options for your flight from Dulles Intl to Porto Alegre

Complete your trip to Porto Alegre with a hotel stay or car rental

Car rentals in Porto Alegre
Hotels in Porto Alegre