IAD - POA

$516 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
$892
Typical prices: $680-$1,204
Avianca, GOL
Tue 11/6Thu 11/8
IAD - POA • 2 stops
Cheapest one-way
$518
Typical prices: $340-$511
Avianca
Sun 10/21
IAD - POA • 2 stops
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
August
Cheapest • 49% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Panama City Tocumen Intl (PTY)
Cheapest • Avg $834 (round-trip)
Sao Paulo Guarulhos Intl (GRU)
Shortest trip • 15h 03m (one-way)
Insights
Insights
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We hope you love your trip to Porto Alegre!
Flight Deals
Booking Insights
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

Fri, Nov 6 - Sun, Nov 8
Multiple Airlines Logo
2:30 pm - 11:50 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
31h 20m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Multiple Airlines Logo
6:00 am - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
24h 30m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$892Multiple Airlines
Sun, Nov 22 - Thu, Dec 3
Copa Airlines Logo
1:16 am - 12:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
21h 09m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:35 am - 3:19 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
27h 44m1 stop Panama City Tocumen Intl
$901Copa Airlines
Thu, Oct 29 - Wed, Nov 4
Copa Airlines Logo
4:34 pm - 12:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
30h 51m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:30 am - 3:15 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
27h 45m1 stop Panama City Tocumen Intl
$901Copa Airlines
Mon, Nov 23 - Fri, Dec 4
GOL Logo
2:30 pm - 3:00 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
22h 30m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
GOL Logo
12:30 pm - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
18h 00m2 stops Rio de Janeiro–Galeão Intl Bogotá El Dorado
$903GOL
Sun, Oct 25 - Sun, Nov 1
GOL Logo
6:50 am - 11:50 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
28h 00m2 stops Bogotá El Dorado Brasilia
GOL Logo
6:00 am - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
24h 30m2 stops Sao Paulo Guarulhos Intl Bogotá El Dorado
$908GOL
Thu, Oct 29 - Thu, Nov 5
GOL Logo
6:50 am - 3:00 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
31h 10m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
GOL Logo
9:15 pm - 1:10 pmPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
17h 55m2 stops Rio de Janeiro–Galeão Intl Bogotá El Dorado
$913GOL
Sun, Oct 25 - Sat, Oct 31
Copa Airlines Logo
4:34 pm - 12:25 amIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
30h 51m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:30 am - 2:58 pmPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
14h 28m1 stop Panama City Tocumen Intl
$926Copa Airlines
Mon, Nov 23 - Fri, Dec 4
United Airlines Logo
10:25 pm - 6:25 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
18h 00m1 stop Sao Paulo Guarulhos Intl
United Airlines Logo
2:00 pm - 11:53 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
23h 53m2 stops Sao Paulo Guarulhos Intl Chicago O'Hare Intl
$1,078United Airlines
Sun, Oct 25 - Sun, Nov 1
United Airlines Logo
11:30 pm - 6:25 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
17h 55m1 stop Sao Paulo Guarulhos Intl
United Airlines Logo
3:25 pm - 10:25 pmPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
33h 00m2 stops Sao Paulo Guarulhos Intl Newark
$1,085United Airlines
Thu, Oct 29 - Thu, Nov 5
Multiple Airlines Logo
6:50 am - 3:00 pmIAD  Washington, D.C. Dulles Intl-POA Porto Alegre Salgado Filho
31h 10m2 stops Bogotá El Dorado Sao Paulo Guarulhos Intl
Multiple Airlines Logo
5:30 am - 4:30 amPOA  Porto Alegre Salgado Filho-IAD Washington, D.C. Dulles Intl
25h 00m3 stops Sao Paulo Guarulhos Intl Rio de Janeiro–Galeão Intl Bogotá El Dorado
$1,086Multiple Airlines
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 from Washington, D.C. Dulles Intl Airport to Porto Alegre with more confidence.

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

Saturday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre, it is 49% cheaper than the average day. Monday is the most expensive day with flight prices 37% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre?

  • August is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Porto Alegre at $485 round-trip.
  • May ($1,229) and December ($1,204) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 153% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

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

Low season

February

Cheapest flight

$518
Best time to beat the crowds with an average 27% drop in price.
Most popular time to fly with an average 11% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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

  • 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:

    • Panama City Tocumen Intl (PTY) - 51% of one-stop connections
    • Sao Paulo Guarulhos Intl (GRU) - 49% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    On the Washington, D.C. Dulles Intl Airport to Porto Alegre route, being flexible with your departure day can save you up to 63%. Saturday is the cheapest day at $485 round-trip on average, while Monday is the most expensive at $1,291: a $806 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Porto Alegre?

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

  • 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 0h 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.

  • 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 $892 to $6,913. That means the highest observed fare was about 8x 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 $686, which is 73% above the typical average for this route.

  • 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 39m, compared with 15h 03m 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 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 starting from around $2 for economy cars. Top options include:
    • FOCO
    • Localiza
    • Avis
    • MOVIDA
    • Budget

  • 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 $680 to $1,204, with an average of $942 over the past 12 months. Anything below $680 counts as a good deal.

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 can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $485 - about $806 less than Monday (62% 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 August. Fares historically average $485 round-trip in that month - typically $744 less than the most expensive month, which is May (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.
    - ibis Porto Alegre Aeroporto
    - Novotel Porto Alegre Airport
    - Hotel Express Aeroporto

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