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

American Airlines, at $918, was found to be the cheapest airline from Washington, D.C. to Porto Alegre.Alternate airlines to your destination round-trip include LATAM Airlines and United Airlines.

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

The cheapest airline one-way is GOL, with whom users have recently found tickets for as low as $450. However, be on the lookout for offers from Avianca and Copa Airlines, as they are both options that can get you from Washington, D.C. to Porto Alegre for a low price.

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

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

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

Tuesday flights are found to be more expensive to fly from Washington, D.C. to Porto Alegre. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto Alegre.

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

Most trusted provider : When it comes to deals on Washington, D.C.-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C.-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Most people fly into Porto Alegre Salgado Filho (POA) if they book a flight to Porto Alegre from Washington, D.C.. On average, Salgado Filho has 0 inbound flights from Washington, D.C. per day from 2 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 Washington, D.C. to Porto Alegre that include hotel bookings?

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

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

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

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

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

$419+ Flights from Washington, D.C. to Porto Alegre

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1. Tell us where you want to go

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$785 (SmartFares)
One-way from	$450 (GOL)

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

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

Search Deals

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

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

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

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

Sat 2/110:16 pmIAD - POA

2 stops36h 59mUnited Airlines

Sat 2/156:55 pmPOA - IAD

1 stop13h 40mUnited Airlines

Deal found 1/30

$636

Tue 4/83:25 pmIAD - POA

2 stops25h 25mMultiple Airlines

Wed 4/236:00 amPOA - IAD

2 stops24h 35mMultiple Airlines

Deal found 1/29

$785

Tue 2/41:52 pmIAD - POA

3 stops23h 38mAmerican Airlines

Thu 2/134:10 pmPOA - IAD

3 stops23h 08mAmerican Airlines

Deal found 1/30

$835

Mon 10/275:30 pmIAD - POA

2 stops19h 20mLATAM Airlines

Mon 11/107:35 amPOA - IAD

2 stops18h 35mLATAM Airlines

Deal found 1/30

$937

Sun 10/262:18 amIAD - POA

1 stop21h 14mCopa Airlines

Sun 11/91:37 amPOA - IAD

1 stop14h 34mCopa Airlines

Deal found 1/30

$1,000

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

Tue 4/83:25 pmIAD - POA

2 stops25h 25mMultiple Airlines

Wed 4/236:00 amPOA - IAD

2 stops24h 35mMultiple Airlines

Deal found 1/29

$785

Tue 4/82:12 pmIAD - POA

3 stops22h 13mAmerican Airlines

Wed 4/237:25 pmPOA - IAD

3 stops19h 17mAmerican Airlines

Deal found 1/29

$918

Wed 2/2610:03 amIAD - POA

2 stops18h 27mLATAM Airlines

Tue 3/44:35 amPOA - IAD

2 stops21h 45mLATAM Airlines

Deal found 1/29

$934

Fri 4/410:35 pmIAD - POA

1 stop16h 35mUnited Airlines

Tue 4/226:40 pmPOA - IAD

2 stops20h 31mUnited Airlines

Deal found 1/29

$1,046

Sat 3/159:30 amIAD - POA

1 stop13h 25mCopa Airlines

Sat 3/226:05 pmPOA - IAD

2 stops31h 25mCopa Airlines

Deal found 1/29

$1,358

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

Sat 2/110:16 pmIAD - POA

2 stops36h 59mUnited Airlines

Sat 2/156:55 pmPOA - IAD

1 stop13h 40mUnited Airlines

Deal found 1/30

$636

Tue 2/45:36 pmIAD - POA

2 stops45h 14mUnited Airlines

Thu 2/135:35 pmPOA - IAD

1 stop15h 00mUnited Airlines

Deal found 1/30

$648

Tue 2/41:52 pmIAD - POA

3 stops23h 38mAmerican Airlines

Thu 2/134:10 pmPOA - IAD

3 stops23h 08mAmerican Airlines

Deal found 1/30

$835

Tue 2/42:20 pmIAD - POA

2 stops31h 45mMultiple Airlines

Wed 2/123:40 amPOA - IAD

2 stops35h 20mMultiple Airlines

Deal found 1/30

$857

Tue 2/43:34 pmIAD - POA

2 stops25h 06mCopa Airlines

Wed 2/121:15 amPOA - IAD

1 stop14h 48mCopa Airlines

Deal found 1/30

$1,389

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

Sat 3/293:20 pmIAD - POA

2 stops17h 25mGOL

Deal found 1/30

$450

Mon 4/213:25 pmIAD - POA

2 stops39h 40mAvianca

Deal found 1/30

$519

Fri 3/282:18 amIAD - POA

1 stop20h 37mCopa Airlines

Deal found 1/30

$560

Sun 3/97:35 amIAD - POA

2 stops21h 55mDelta

Deal found 1/29

$578

Mon 4/2110:35 pmIAD - POA

1 stop18h 15mUnited Airlines

Deal found 1/30

$1,319

Sun 3/910:08 pmIAD - POA

3 stops55h 22mMultiple Airlines

Deal found 1/29

$3,786

Find flights from Washington, D.C. to Porto Alegre within your budget

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 4/8

3:25 pm-5:50 pm

2 stops25h 25m

Porto Alegre Salgado Filho

Wed 4/23

6:00 am-5:35 am

2 stops24h 35m

$785

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 4/8

2:12 pm-1:25 pm

3 stops22h 13m

Porto Alegre Salgado Filho

Wed 4/23

7:25 pm-1:42 pm

3 stops19h 17m

$918

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Fri 4/4

10:35 pm-4:10 pm

1 stop16h 35m

Porto Alegre Salgado Filho

Tue 4/22

6:40 pm-2:11 pm

2 stops20h 31m

$1,046

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 4/7

7:35 am-11:30 am

2 stops26h 55m

Porto Alegre Salgado Filho

Mon 4/21

4:40 am-12:59 pm

3 stops33h 19m

$1,368

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Fri 4/4

2:19 am-12:25 am

1 stop21h 06m

Porto Alegre Salgado Filho

Sun 4/20

1:35 am-12:29 am

1 stop23h 54m

$1,387

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Sat 3/29

3:20 pm-9:45 am

2 stops17h 25m

$419

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 4/21

3:25 pm-8:05 am

2 stops39h 40m

$519

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Fri 3/28

2:18 am-11:55 pm

1 stop20h 37m

$560

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 4/21

10:35 pm-5:50 pm

1 stop18h 15m

$1,319

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

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

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

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 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 Washington, D.C.-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Porto Alegre flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C.-Porto Alegre 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 Washington, D.C. to Porto Alegre

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

Travel insights for flights from Washington, D.C. to Porto Alegre

Get recent, data-driven insights about flights from Washington, D.C. to Porto Alegre including ideal travel times, pricing trends, and more.

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

One of the essential ways to save on airfare from Washington, D.C. to Porto Alegre is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

Rainfall in Porto Alegre by month

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Peruse reviews from past customers who have flown with Delta, Copa Airlines and LATAM Airlines from Washington, D.C. to Porto Alegre 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

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

8,450 reviews

Delta

8.0

Very good

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.6

Good

1,617 reviews

Delta

8.0

Very good

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,838 reviews

Delta

8.0

Very good

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,906 reviews

Delta

8.0

Very good

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL

7.3

Good

1,079 reviews

Delta

8.0

Very good

8,450 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly into for flights to Porto Alegre from Washington, D.C.?
Most people fly into Porto Alegre Salgado Filho (POA) if they book a flight to Porto Alegre from Washington, D.C.. On average, Salgado Filho has 0 inbound flights from Washington, D.C. per day from 2 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 Washington, D.C. to Porto Alegre round-trip?
American Airlines, at $918, was found to be the cheapest airline from Washington, D.C. to Porto Alegre.Alternate airlines to your destination round-trip include LATAM Airlines and United Airlines.
What are the cheapest airlines to fly from Washington, D.C. to Porto Alegre one-way?
The cheapest airline one-way is GOL, with whom users have recently found tickets for as low as $450. However, be on the lookout for offers from Avianca and Copa Airlines, as they are both options that can get you from Washington, D.C. to Porto Alegre for a low price.
Can I find deals for flights from Washington, D.C. to Porto Alegre that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Porto Alegre?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Porto Alegre.
Can I find deals for business class flights from Washington, D.C. to Porto Alegre?
Yes. Cheapflights offers flight deals from Washington, D.C. to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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

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Porto Alegre to Sao Paulo Guarulhos Intl Airport flights

Porto Alegre to Lisbon flights

Top 2 airlines flying from Washington, D.C. to Porto Alegre

Airline	Cheapest	Average	Flexibility	On-time
LATAM Airlines	Cheapest$798	Average$809	FlexibilityNo cancel fee	On-time81%
Copa Airlines	Cheapest$968	Average$1,194	FlexibilityNo cancel fee	On-time70%

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$419+ Cheap flights from Washington, D.C. (WAS) to Porto Alegre (POA)

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

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

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Most trusted provider

Round-trip from

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

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

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

Find flights from Washington, D.C. to Porto Alegre within your budget

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

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 Washington, D.C. to Porto Alegre in January.

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

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

Travel insights for flights from Washington, D.C. to Porto Alegre

Get recent, data-driven insights about flights from Washington, D.C. to Porto Alegre including ideal travel times, pricing trends, and more.

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

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

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

Reviews of airlines servicing Porto Alegre

Peruse reviews from past customers who have flown with Delta, Copa Airlines and LATAM Airlines from Washington, D.C. to Porto Alegre 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 Washington, D.C. to Porto Alegre. 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 into for flights to Porto Alegre from Washington, D.C.?

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

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

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

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

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

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

Top 2 airlines flying from Washington, D.C. to Porto Alegre

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