What are the cheapest airlines flying from Porto Alegre to Washington, D.C. round-trip?

Copa Airlines, at $451, was found to be the cheapest airline from Porto Alegre to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and GOL. You may be able to fly from Porto Alegre to Washington, D.C. for 50% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Porto Alegre to Washington, D.C. one-way?

$321 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Avianca and GOL, with prices starting from $349 and $399, respectively.

What is the cheapest month to book a flight from Porto Alegre to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Washington, D.C. (average of $309). Flying from Porto Alegre to Washington, D.C. in June is currently the most expensive (average of $373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Porto Alegre to Washington, D.C.?

Travelers seeking maximum savings on their Porto Alegre to Washington, D.C. flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Porto Alegre to Washington, D.C.?

While some choose either Porto Alegre Salgado Filho - Baltimore/Washington or Porto Alegre Salgado Filho - Washington, D.C. Reagan-National, Porto Alegre Salgado Filho - Washington, D.C. Dulles Intl is the most popular route from Porto Alegre to Washington, D.C..

What is the cheapest day to fly round-trip from Porto Alegre to Washington, D.C.?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 32% on your flight compared to booking on days when demand is much higher.

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

February can be a great time to fly to Washington, D.C. from Porto Alegre with a flight ticket averaging about $916. Cheapflights users have found deals in the month of February for as cheap as $654. The most expensive prices can be found in the month of July.

Most accurate provider : When it comes to deals on Porto Alegre-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto Alegre-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Porto Alegre-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Porto Alegre-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto Alegre-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Porto Alegre to Washington, D.C.?

Most people fly from Porto Alegre Salgado Filho (POA) if they book a flight from Porto Alegre to Washington, D.C.. On average, Salgado Filho has 0 outbound flights to Washington, D.C. per day from 0 airlines. Porto Alegre Salgado Filho is conveniently located just 4.0 mi from Porto Alegre’s city center.

Can I find deals for flights from Porto Alegre to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Porto Alegre to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Porto Alegre to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to Washington, D.C..

Can I find deals for business class flights from Porto Alegre to Washington, D.C.?

Yes. Cheapflights offers flight deals from Porto Alegre to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$321+ Flights from Porto Alegre to Washington, D.C.

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Porto Alegre to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Porto Alegre to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$451 (Copa Airlines)
One-way from	$321 (American Airlines)
Popular in	July
Cheapest in	February
Average price	$1,029

Provider with most accurate pricing for Porto Alegre Salgado Filho-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Porto Alegre Salgado Filho-Washington, D.C. (WAS) flights.

Search Deals

From Porto Alegre Salgado Filho to Washington, D.C. (WAS)

Search Deals

One-way flight from Porto Alegre Salgado Filho to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($53 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Porto Alegre to Washington, D.C.

Cheapest flights from Porto Alegre to Washington, D.C.
Explore the most affordable flight options available from Porto Alegre to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Fri 6/61:23 amPOA - IAD

1 stop24h 06mCopa Airlines

Sat 6/142:21 amIAD - POA

1 stop20h 54mCopa Airlines

Deal found 4/29

$451

Wed 6/41:55 pmPOA - IAD

1 stop17h 30mUnited Airlines

Sun 6/1510:35 pmIAD - POA

1 stop17h 15mUnited Airlines

Deal found 4/29

$599

Thu 8/71:35 pmPOA - IAD

2 stops17h 00mMultiple Airlines

Sun 8/173:25 pmIAD - POA

2 stops18h 10mMultiple Airlines

Deal found 4/29

$675

Tue 10/215:05 pmPOA - IAD

2 stops45h 55mGOL

Fri 10/313:20 pmIAD - POA

2 stops31h 20mGOL

Deal found 4/29

$682

Fri 8/221:23 amPOA - BWI

1 stop14h 46mCopa Airlines

Sat 8/304:49 pmBWI - POA

1 stop30h 26mCopa Airlines

Deal found 4/29

$700

Tue 10/216:35 pmPOA - DCA

2 stops20h 29mAmerican Airlines

Fri 10/314:27 pmDCA - POA

2 stops21h 53mAmerican Airlines

Deal found 4/29

$713

Tue 5/135:10 amPOA - DCA

2 stops18h 12mGOL

Tue 5/201:49 pmDCA - POA

2 stops27h 01mGOL

Deal found 4/29

$719

Wed 8/66:35 pmPOA - BWI

2 stops19h 07mAmerican Airlines

Sun 8/177:06 pmBWI - POA

2 stops17h 24mAmerican Airlines

Deal found 4/29

$730

Thu 6/125:35 amPOA - BWI

3 stops36h 29mMultiple Airlines

Thu 6/195:04 pmBWI - POA

2 stops30h 11mMultiple Airlines

Deal found 4/28

$767

Wed 8/611:20 amPOA - IAD

2 stops27h 40mAvianca

Sat 8/163:25 pmIAD - POA

2 stops42h 10mAvianca

Deal found 4/29

$785

Wed 8/67:00 pmPOA - DCA

2 stops17h 59mUnited Airlines

Sat 8/167:00 pmDCA - POA

2 stops17h 00mUnited Airlines

Deal found 4/29

$861

Tue 10/215:45 pmPOA - BWI

2 stops22h 55mDelta

Fri 10/318:10 amBWI - POA

2 stops21h 15mDelta

Deal found 4/29

$982

Best flights from Porto Alegre to Washington, D.C.
Discover carefully curated flight deals from Porto Alegre to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 30, 2025.

Fri 6/61:23 amPOA - IAD

1 stop24h 06mCopa Airlines

Sat 6/142:21 amIAD - POA

1 stop20h 54mCopa Airlines

Deal found 4/29

$451

Wed 6/41:55 pmPOA - IAD

1 stop17h 30mUnited Airlines

Sun 6/1510:35 pmIAD - POA

1 stop17h 15mUnited Airlines

Deal found 4/29

$599

Thu 8/71:35 pmPOA - IAD

2 stops17h 00mMultiple Airlines

Sun 8/173:25 pmIAD - POA

2 stops18h 10mMultiple Airlines

Deal found 4/29

$675

Tue 10/215:05 pmPOA - IAD

2 stops45h 55mGOL

Fri 10/313:20 pmIAD - POA

2 stops31h 20mGOL

Deal found 4/29

$682

Tue 10/216:35 pmPOA - DCA

2 stops20h 29mAmerican Airlines

Fri 10/314:27 pmDCA - POA

2 stops21h 53mAmerican Airlines

Deal found 4/29

$713

Wed 8/61:35 pmPOA - IAD

2 stops25h 25mAvianca

Sun 8/177:00 amIAD - POA

2 stops26h 35mAvianca

Deal found 4/29

$785

Tue 10/215:45 pmPOA - BWI

2 stops22h 55mDelta

Fri 10/318:10 amBWI - POA

2 stops21h 15mDelta

Deal found 4/29

$982

Fri 8/86:40 amPOA - BWI

2 stops17h 08mLATAM Airlines

Sun 8/176:00 amBWI - POA

2 stops17h 25mLATAM Airlines

Deal found 4/29

$997

Sat 6/711:00 amPOA - IAD

2 stops25h 14mAir Canada

Sat 6/1410:20 amIAD - POA

2 stops29h 05mAir Canada

Deal found 4/29

$1,297

Fri 8/221:23 amPOA - BWI

1 stop14h 46mCopa Airlines

Sat 8/304:49 pmBWI - POA

1 stop30h 26mCopa Airlines

Deal found 4/29

$700

Tue 5/135:10 amPOA - DCA

2 stops18h 12mGOL

Tue 5/201:49 pmDCA - POA

2 stops27h 01mGOL

Deal found 4/29

$719

Wed 8/66:35 pmPOA - BWI

2 stops19h 07mAmerican Airlines

Sun 8/177:06 pmBWI - POA

2 stops17h 24mAmerican Airlines

Deal found 4/29

$730

Last-minute flights from Porto Alegre to Washington, D.C.
Discover last-minute flight deals from Porto Alegre to Washington, D.C.. Data last updated April 30, 2025 and is based on user searches.

Wed 5/71:20 amPOA - IAD

1 stop14h 44mCopa Airlines

Fri 5/162:21 amIAD - POA

1 stop20h 54mCopa Airlines

Deal found 4/29

$614

Thu 5/89:05 pmPOA - IAD

2 stops33h 30mAvianca

Sat 5/177:00 amIAD - POA

2 stops32h 25mAvianca

Deal found 4/29

$822

Thu 5/87:25 pmPOA - IAD

3 stops21h 52mAmerican Airlines

Sat 5/175:02 amIAD - POA

3 stops28h 23mAmerican Airlines

Deal found 4/29

$2,147

Thu 5/85:35 pmPOA - IAD

1 stop13h 50mUnited Airlines

Sat 5/1710:35 pmIAD - POA

1 stop13h 25mUnited Airlines

Deal found 4/29

$2,362

Sun 5/115:10 amPOA - IAD

2 stops33h 50mGOL

Sat 5/173:25 pmIAD - POA

2 stops18h 00mGOL

Deal found 4/29

$875

Tue 5/135:10 amPOA - DCA

2 stops18h 12mGOL

Tue 5/201:49 pmDCA - POA

2 stops27h 01mGOL

Deal found 4/29

$719

Tue 5/131:35 pmPOA - IAD

2 stops17h 00mAvianca

Tue 5/207:00 amIAD - POA

2 stops26h 25mAvianca

Deal found 4/29

$785

Sat 5/175:15 pmPOA - BWI

2 stops26h 00mAmerican Airlines

Sun 6/87:16 pmBWI - POA

2 stops17h 09mAmerican Airlines

Deal found 4/28

$752

Sat 5/1711:20 amPOA - BWI

2 stops28h 55mMultiple Airlines

Sun 6/84:49 pmBWI - POA

1 stop30h 26mMultiple Airlines

Deal found 4/29

$780

Tue 5/201:20 amPOA - IAD

1 stop24h 09mCopa Airlines

Mon 5/262:21 amIAD - POA

1 stop20h 54mCopa Airlines

Deal found 4/29

$540

Wed 5/212:05 pmPOA - IAD

1 stop17h 20mUnited Airlines

Mon 5/2610:35 pmIAD - POA

1 stop17h 15mUnited Airlines

Deal found 4/29

$600

Wed 5/216:35 pmPOA - IAD

2 stops22h 42mMultiple Airlines

Mon 5/267:00 amIAD - POA

2 stops26h 25mMultiple Airlines

Deal found 4/29

$692

One-way flights from Porto Alegre to Washington, D.C.
Search for one-way flight options from Porto Alegre to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated April 30, 2025.

Tue 10/146:35 pmPOA - DCA

2 stops19h 09mAmerican Airlines

Deal found 4/29

$321

Tue 10/1411:20 amPOA - IAD

2 stops19h 15mAvianca

Deal found 4/29

$349

Mon 5/129:05 pmPOA - IAD

3 stops41h 55mGOL

Deal found 4/29

$399

Sun 5/111:20 amPOA - IAD

1 stop14h 44mCopa Airlines

Deal found 4/29

$439

Tue 10/146:35 pmPOA - BWI

2 stops18h 29mAmerican Airlines

Deal found 4/29

$458

Tue 10/145:35 pmPOA - IAD

1 stop13h 50mUnited Airlines

Deal found 4/29

$842

Sun 5/111:20 amPOA - IAD

2 stops16h 16mMultiple Airlines

Deal found 4/29

$1,010

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto Alegre to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Fri 6/6

1:23 am-12:29 am

1 stop24h 06m

Washington, D.C. Dulles Intl

Sat 6/14

2:21 am-12:15 am

1 stop20h 54m

$451

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Wed 6/4

1:55 pm-6:25 am

1 stop17h 30m

Washington, D.C. Dulles Intl

Sun 6/15

10:35 pm-4:50 pm

1 stop17h 15m

$599

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Thu 8/7

1:35 pm-5:35 am

2 stops17h 00m

Washington, D.C. Dulles Intl

Sun 8/17

3:25 pm-10:35 am

2 stops18h 10m

$675

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Tue 10/21

5:05 pm-2:00 pm

2 stops45h 55m

Washington, D.C. Dulles Intl

Fri 10/31

3:20 pm-11:40 pm

2 stops31h 20m

$682

Porto AlegreBaltimore

POA - BWI

POABWI

Porto Alegre Salgado Filho

Fri 8/22

1:23 am-3:09 pm

1 stop14h 46m

Baltimore/Washington

Sat 8/30

4:49 pm-12:15 am

1 stop30h 26m

$700

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 10/21

6:35 pm-2:04 pm

2 stops20h 29m

Washington, D.C. Reagan-National

Fri 10/31

4:27 pm-3:20 pm

2 stops21h 53m

$713

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 5/13

5:10 am-10:22 pm

2 stops18h 12m

Washington, D.C. Reagan-National

Tue 5/20

1:49 pm-5:50 pm

2 stops27h 01m

$719

Porto AlegreBaltimore

POA - BWI

POABWI

Porto Alegre Salgado Filho

Wed 8/6

6:35 pm-12:42 pm

2 stops19h 07m

Baltimore/Washington

Sun 8/17

7:06 pm-1:30 pm

2 stops17h 24m

$730

Porto AlegreBaltimore

POA - BWI

POABWI

Porto Alegre Salgado Filho

Thu 6/12

5:35 am-5:04 pm

3 stops36h 29m

Baltimore/Washington

Thu 6/19

5:04 pm-12:15 am

2 stops30h 11m

$767

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Wed 8/6

1:35 pm-2:00 pm

2 stops25h 25m

Washington, D.C. Dulles Intl

Sun 8/17

7:00 am-10:35 am

2 stops26h 35m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 23 results

Compare providers for flights from Porto Alegre to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto Alegre to Washington, D.C. in April.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Porto Alegre-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto Alegre-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Porto Alegre-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Porto Alegre-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto Alegre-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto Alegre to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Porto Alegre with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Porto Alegre to Washington, D.C.

What is the cheapest time of day to fly from POA to WAS?

It’s typically best to fly out from Porto Alegre to Washington, D.C. at noon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Delta, LATAM Airlines and Copa Airlines from Porto Alegre to Washington, D.C. to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LATAM Airlines

7.5

Good

1,767 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Copa Airlines

7.5

Good

1,411 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

GOL

7.3

Good

1,068 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly from for flights from Porto Alegre to Washington, D.C.?
Most people fly from Porto Alegre Salgado Filho (POA) if they book a flight from Porto Alegre to Washington, D.C.. On average, Salgado Filho has 0 outbound flights to Washington, D.C. per day from 0 airlines. Porto Alegre Salgado Filho is conveniently located just 4.0 mi from Porto Alegre’s city center.
What are the cheapest airlines flying from Porto Alegre to Washington, D.C. round-trip?
Copa Airlines, at $451, was found to be the cheapest airline from Porto Alegre to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and GOL. You may be able to fly from Porto Alegre to Washington, D.C. for 50% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Porto Alegre to Washington, D.C. one-way?
$321 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Avianca and GOL, with prices starting from $349 and $399, respectively.
What are the most popular routes from Porto Alegre to Washington, D.C.?
While some choose either Porto Alegre Salgado Filho - Baltimore/Washington or Porto Alegre Salgado Filho - Washington, D.C. Reagan-National, Porto Alegre Salgado Filho - Washington, D.C. Dulles Intl is the most popular route from Porto Alegre to Washington, D.C..
Can I find deals for flights from Porto Alegre to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Porto Alegre to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Porto Alegre to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to Washington, D.C..
Can I find deals for business class flights from Porto Alegre to Washington, D.C.?
Yes. Cheapflights offers flight deals from Porto Alegre to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Porto Alegre to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Washington, D.C. (average of $309). Flying from Porto Alegre to Washington, D.C. in June is currently the most expensive (average of $373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Alexandria

Arlington

Woodbridge

Tysons

Fairfax

Springfield

Rockville

Fredericksburg

Silver Spring

Gaithersburg

Linthicum Heights

Falls Church

Laurel

Easton

Towson

Herndon

Bowie

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$321+ Cheap flights from Porto Alegre (POA) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Porto Alegre to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Porto Alegre to Washington, D.C.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Porto Alegre to Washington, D.C.

Cheapest flights from Porto Alegre to Washington, D.C.Explore the most affordable flight options available from Porto Alegre to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Explore the most affordable flight options available from Porto Alegre to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto Alegre to Washington, D.C. that are best for you.

Compare providers for flights from Porto Alegre to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto Alegre to Washington, D.C. in April.

Best time to book a flight from Porto Alegre to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Porto Alegre with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Porto Alegre to Washington, D.C.

What is the cheapest time of day to fly from POA to WAS?

Find hourly flight availability from Porto Alegre to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Delta, LATAM Airlines and Copa Airlines from Porto Alegre to Washington, D.C. to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Porto Alegre to Washington, D.C.?

What are the cheapest airlines flying from Porto Alegre to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Porto Alegre to Washington, D.C. one-way?

What are the most popular routes from Porto Alegre to Washington, D.C.?

Can I find deals for flights from Porto Alegre to Washington, D.C. that include hotel bookings?

How can I find direct flights from Porto Alegre to Washington, D.C.?

Can I find deals for business class flights from Porto Alegre to Washington, D.C.?

What is the cheapest month to book a flight from Porto Alegre to Washington, D.C.?

Traveling to a place near Porto Alegre?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Porto Alegre to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Porto Alegre to Washington, D.C.
Explore the most affordable flight options available from Porto Alegre to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.