How does KAYAK find such low prices on flights from District of Columbia to Porto Alegre?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Porto Alegre. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Porto Alegre?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from District of Columbia to Porto Alegre?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto Alegre with an airline and back to District of Columbia with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Porto Alegre?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto Alegre from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$325 CHEAP FLIGHTS from District of Columbia to Porto Alegre

POA

KAYAK searches hundreds of travel sites at once for deals on flights to Porto Alegre

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Flight Deals

Cheap Flights from District of Columbia to Porto Alegre

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

Round-trip

One-way

Recent round-trip flight deals from District of Columbia to Porto Alegre

Fri, Aug 14 - Sat, Aug 22

9:35 am - 12:15 am

IAD

POA

13h 40m

1 stop

1:15 am - 12:33 am

POA

IAD

24h 18m

1 stop

$695Copa Airlines

Mon, Apr 6 - Mon, Apr 13

3:35 pm - 6:15 pm

IAD

POA

25h 40m

2 stops

10:00 am - 11:46 am

POA

IAD

26h 46m

2 stops

$770LATAM Airlines

Thu, May 21 - Mon, May 25

12:58 pm - 7:20 pm

IAD

POA

29h 22m

2 stops

6:40 am - 12:18 pm

POA

IAD

30h 38m

2 stops

$790LATAM Airlines

Sun, Mar 15 - Thu, Mar 19

11:30 pm - 4:25 pm

IAD

POA

15h 55m

1 stop

3:30 pm - 6:40 am

POA

IAD

16h 10m

1 stop

$795United Airlines

Sun, Mar 15 - Thu, Mar 19

11:30 pm - 2:25 pm

IAD

POA

13h 55m

1 stop

2:05 pm - 11:59 pm

POA

IAD

34h 54m

2 stops

$812United Airlines

Sun, Mar 15 - Thu, Mar 19

6:00 am - 2:25 pm

IAD

POA

31h 25m

2 stops

3:30 pm - 6:40 am

POA

IAD

16h 10m

1 stop

$816United Airlines

Thu, Aug 13 - Fri, Aug 21

2:25 am - 12:15 am

IAD

POA

20h 50m

1 stop

1:15 am - 12:33 am

POA

IAD

24h 18m

1 stop

$819Copa Airlines

Sun, Mar 15 - Thu, Mar 19

10:31 pm - 2:10 pm

IAD

POA

38h 39m

2 stops

2:05 pm - 11:59 pm

POA

IAD

34h 54m

2 stops

$825United Airlines

Fri, Aug 14 - Sun, Aug 23

6:50 am - 11:30 am

IAD

POA

27h 40m

2 stops

1:35 pm - 5:20 am

POA

IAD

16h 45m

2 stops

$846GOL

Thu, May 21 - Sun, May 24

6:50 am - 10:40 am

IAD

POA

26h 50m

2 stops

1:20 am - 4:21 am

POA

IAD

28h 01m

1 stop

$963Multiple Airlines

Useful Info

Low season	September
High season	December
Cheapest flight	$325

Best time to beat the crowds with an average 35% drop in price.

Most popular time to fly with an average 73% increase in price.

Flight from Washington Dulles Airport to Porto Alegre

How does KAYAK find such low prices on flights from District of Columbia to Porto Alegre?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Porto Alegre.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Porto Alegre?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Porto Alegre?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto Alegre with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Porto Alegre?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto Alegre from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Porto Alegre

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Porto Alegre

Porto Alegre (POA)

POA

$325 Find Cheap Flights from District of Columbia to Porto Alegre

KAYAK searches hundreds of travel sites at once for deals on flights to Porto Alegre

Cheap Flights from District of Columbia to Porto Alegre

Recent round-trip flight deals from District of Columbia to Porto Alegre

Recent one-way flight deals from District of Columbia to Porto Alegre

Good to know

FAQs for booking flights from District of Columbia to Porto Alegre

How does KAYAK find such low prices on flights from District of Columbia to Porto Alegre?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Porto Alegre.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Porto Alegre?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Porto Alegre?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto Alegre with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Porto Alegre?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto Alegre from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Porto Alegre

Information on the airport you'll fly into in Porto Alegre

Cabin class types available on flights to District of Columbia

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

Find direct flights for Porto Alegre

Flights to other popular destinations

Flights from domestic origins to Porto Alegre

Choose which airport to fly into in Porto Alegre

Find deals for your return flight