How does KAYAK find such low prices on flights from Washington 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 Washington 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 Washington to Porto Alegre?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from Washington 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 Washington 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 Washington 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 Washington 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 Washington 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>

$1,106 CHEAP FLIGHTS from Washington to Porto Alegre

POA

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Cheap Flights from Washington to Porto Alegre

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

Round-trip

Recent round-trip flight deals from Washington to Porto Alegre

Sat, Nov 21 - Mon, Nov 30

7:00 am - 3:35 pm

PDX

POA

27h 35m

3 stops

9:45 am - 8:46 pm

POA

PDX

40h 01m

3 stops

$1,106Multiple Airlines

Mon, Jul 13 - Mon, Jul 20

8:09 am - 8:25 am

SEA

POA

44h 16m

2 stops

8:05 pm - 10:05 pm

POA

SEA

30h 00m

2 stops

$1,306LATAM Airlines

Sat, Nov 21 - Mon, Nov 30

12:00 pm - 3:35 pm

PDX

POA

22h 35m

2 stops

2:00 pm - 11:10 am

POA

PDX

26h 10m

2 stops

$1,362GOL

Thu, Nov 26 - Mon, Nov 30

11:40 am - 5:00 pm

PDX

POA

24h 20m

2 stops

7:05 pm - 7:08 pm

POA

PDX

29h 03m

2 stops

$1,474LATAM Airlines

Fri, Jun 19 - Fri, Jun 26

6:35 am - 6:45 pm

PDX

POA

32h 10m

2 stops

7:50 pm - 6:59 pm

POA

PDX

27h 09m

2 stops

$1,572LATAM Airlines

Sat, Nov 21 - Mon, Nov 30

6:00 am - 11:30 am

PDX

POA

24h 30m

3 stops

5:20 am - 11:51 pm

POA

PDX

23h 31m

2 stops

$1,636GOL

Fri, Jun 19 - Fri, Jun 26

1:34 pm - 2:35 pm

PDX

POA

21h 01m

2 stops

6:25 pm - 2:38 pm

POA

PDX

24h 13m

3 stops

$1,785Multiple Airlines

Mon, Jul 13 - Mon, Jul 20

8:00 am - 4:20 pm

SEA

POA

28h 20m

2 stops

2:00 pm - 6:32 pm

POA

SEA

32h 32m

3 stops

$2,110Multiple Airlines

Useful Info

Cheapest flight	$1,106

Flight from Portland to Porto Alegre

How does KAYAK find such low prices on flights from Washington 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 Washington to Porto Alegre.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Porto Alegre?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from Washington 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 Washington 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 Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington 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

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Porto Alegre (POA)

POA

$1,106 Find Cheap Flights from Washington to Porto Alegre

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

Cheap Flights from Washington to Porto Alegre

Recent round-trip flight deals from Washington to Porto Alegre

Good to know

FAQs for booking flights from Washington to Porto Alegre

How does KAYAK find such low prices on flights from Washington 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 Washington to Porto Alegre.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto Alegre from Washington 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 Washington 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 Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington 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 Washington

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