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>

$340 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

Last minute

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

Thu, Nov 26 - Sat, Dec 5

3:37 pm - 12:25 am

IAD

POA

30h 48m

1 stop

1:35 am - 3:19 am

POA

IAD

27h 44m

1 stop

$730Copa Airlines

Tue, Sep 15 - Mon, Sep 28

3:13 pm - 11:15 am

IAD

POA

19h 02m

2 stops

5:50 pm - 11:45 am

POA

IAD

18h 55m

2 stops

$732LATAM Airlines

Tue, Sep 15 - Sun, Sep 27

4:34 pm - 12:20 am

IAD

POA

30h 46m

1 stop

1:20 am - 4:20 am

POA

IAD

28h 00m

1 stop

$760Copa Airlines

Thu, Sep 10 - Thu, Sep 24

2:25 am - 12:20 am

IAD

POA

20h 55m

1 stop

1:20 am - 12:32 am

POA

IAD

24h 12m

1 stop

$765Copa Airlines

Thu, Sep 10 - Thu, Sep 24

2:25 am - 12:20 am

IAD

POA

20h 55m

1 stop

1:20 am - 3:04 pm

POA

IAD

14h 44m

1 stop

$785Copa Airlines

Sat, Aug 15 - Sat, Aug 22

4:50 pm - 9:20 am

IAD

POA

39h 30m

2 stops

5:50 pm - 3:17 pm

POA

IAD

46h 27m

2 stops

$809Multiple Airlines

Sun, Aug 23 - Wed, Aug 26

12:29 pm - 5:00 pm

IAD

POA

27h 31m

2 stops

12:10 pm - 6:33 pm

POA

IAD

31h 23m

2 stops

$811LATAM Airlines

Thu, Nov 26 - Sun, Dec 6

5:30 pm - 6:10 am

IAD

POA

34h 40m

2 stops

5:50 pm - 6:26 pm

POA

IAD

26h 36m

2 stops

$825LATAM Airlines

Fri, Sep 11 - Fri, Sep 25

6:00 am - 6:45 pm

IAD

POA

35h 45m

2 stops

6:40 am - 8:15 pm

POA

IAD

38h 35m

2 stops

$839LATAM Airlines

Thu, Nov 26 - Sun, Dec 6

3:15 pm - 9:15 am

IAD

POA

40h 00m

2 stops

5:50 pm - 1:45 pm

POA

IAD

45h 55m

2 stops

$857Multiple Airlines

Useful Info

Low season	September
High season	December
Cheapest flight	$340

Best time to beat the crowds with an average 41% drop in price.

Most popular time to fly with an average 54% 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

$475 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

Recent last minute 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