WAS - POA

$391 Find Cheap Flights from Washington, D.C. to Porto Alegre - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$828
Typical prices: $897-$1,291
Avianca
Fri 4/13Tue 4/17
IAD - POA • 2 stops
Cheapest one-way
$391
Typical prices: $357-$643
Copa Airlines
Fri 11/23
IAD - POA • 1 stop
Nonstop flights
There are currently no direct flights between Washington, D.C. and Porto Alegre. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
Cheapest • 2% average savings
Most popular
Insights
Insights
When to travel
Cheapest • 31% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $1,040 (round-trip)
Shortest trip • 15h 07m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Porto Alegre!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Porto Alegre (WAS-POA)

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

Recent round-trip flight deals from Washington, D.C. 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
Mon, Apr 12 - Fri, Apr 16
LATAM Airlines Logo
5:00 pm - 12:15 pmDCA  Washington, D.C. Reagan-National-POA Porto Alegre Salgado Filho
18h 15m2 stops New York John F Kennedy Intl Sao Paulo Guarulhos Intl
LATAM Airlines Logo
5:40 pm - 6:05 pmPOA  Porto Alegre Salgado Filho-DCA Washington, D.C. Reagan-National
25h 25m2 stops Santiago Arturo Merino Benitez New York John F Kennedy Intl
$919LATAM 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, Apr 12 - Fri, Apr 16
LATAM Airlines Logo
5:00 pm - 3:20 pmDCA  Washington, D.C. Reagan-National-POA Porto Alegre Salgado Filho
21h 20m2 stops New York John F Kennedy Intl Sao Paulo Guarulhos Intl
LATAM Airlines Logo
1:00 pm - 1:56 pmPOA  Porto Alegre Salgado Filho-DCA Washington, D.C. Reagan-National
25h 56m2 stops Sao Paulo Guarulhos Intl Miami
$974LATAM Airlines
Wed, Dec 9 - Wed, Dec 16
LATAM Airlines Logo
6:05 am - 6:40 amDCA  Washington, D.C. Reagan-National-POA Porto Alegre Salgado Filho
22h 35m2 stops New York John F Kennedy Intl Lima J Chavez Intl
LATAM Airlines Logo
8:15 pm - 11:38 amPOA  Porto Alegre Salgado Filho-DCA Washington, D.C. Reagan-National
17h 23m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$977LATAM Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. 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. to Porto Alegre?

Round-trip flights from Washington, D.C. to Porto Alegre typically range from $897 to $1,291. The lowest price found in the past 5 days was $828, on Avianca.

What is the cheapest Washington, D.C. to Porto Alegre flight route?

There's little price difference between Washington, D.C. to Porto Alegre routes. They average around $1,006 round-trip, based on KAYAK data over the past 12 months.

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

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Washington, D.C. to Porto Alegre. It’s 15% cheaper than the average day, while Monday is the most expensive, with prices 32% higher.

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

Low season

October

Cheapest flight

$391
Beat the crowds with an average 90% drop in travelers.
The most popular month to fly with an average 52% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Porto Alegre

When to book flights from Washington, D.C. to Porto Alegre

Are your dates flexible? Find out the best times to travel from Washington, D.C. 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. 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. to Porto Alegre?

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

    • Economy Class
    • Business Class

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

    A nonstop flight from Washington, D.C. to Porto Alegre takes 00m, covering 5,040 miles.

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

    Round-trip flights from Washington, D.C. to Porto Alegre range from $897 to $1,291, with an average of $1,001 over the past 12 months. Anything below $897 counts as a good deal.

  • Have flight prices from Washington, D.C. 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 $828 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. to Porto Alegre looking right now?

    One-way fares from Washington, D.C. to Porto Alegre are currently higher than usual. Average one-way flight prices are about $925, which is 115% 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. to Porto Alegre?

    Flights from Washington, D.C. to Porto Alegre may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Porto Alegre Salgado Filho (POA).

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

    Connecting flights from Washington, D.C. 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. to Porto Alegre?

    Yes. Flexible dates can save you up to 36% on flights from Washington, D.C. to Porto Alegre. Friday is the cheapest departure day at $859 round-trip on average, while Monday is the most expensive at $1,324, a difference of $465.

    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. 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. and Porto Alegre?

    Porto Alegre is 1 hour ahead of Washington, D.C. (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. 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 Friday departure and avoid flying on Monday. On this route, Friday flights average $859, about $465 less than Monday fares (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. to Porto Alegre trip for February. Fares historically average $691 round-trip in that month - typically $670 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 Washington, D.C. to Porto Alegre

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