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$596+ Cheap flights from Porto Alegre (POA) to District of Columbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
POA — IAD
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Porto Alegre to District of Columbia

Keep the following information in mind while searching for Porto Alegre to District of Columbia flight deals. Data was last updated September 14, 2025.

Round-trip from

$655
(Copa Airlines)

One-way from

$625
(LATAM Airlines)

Popular in

April

Cheapest in

August

Average price

$674
From Porto Alegre Salgado Filho to District of Columbia
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One-way flight from Porto Alegre Salgado Filho to District of Columbia
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Highest demand for flights based on searches. 7% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Porto Alegre to District of Columbia

Cheapest flights from Porto Alegre to District of Columbia
Explore the most affordable flight options available from Porto Alegre to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:25 pmPOA - IAD
1 stop16h 00mUnited Airlines
Mon 10/206:50 pmIAD - POA
2 stops20h 20mUnited Airlines
Deal found 9/12$641
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:10 pmPOA - DCA
2 stops19h 49mUnited Airlines
Mon 10/206:04 pmDCA - POA
2 stops19h 31mUnited Airlines
Deal found 9/12$646
This Copa Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/211:25 amPOA - IAD
1 stop14h 40mCopa Airlines
Mon 10/209:34 amIAD - POA
1 stop13h 46mCopa Airlines
Deal found 9/12$693
This Copa Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:25 amPOA - IAD
1 stop24h 05mCopa Airlines
Thu 10/162:25 amIAD - POA
1 stop20h 55mCopa Airlines
Deal found 9/12$741
This Copa Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/201:25 amPOA - IAD
1 stop14h 40mCopa Airlines
Fri 10/319:34 amIAD - POA
1 stop13h 46mCopa Airlines
Deal found 9/12$781
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/215:10 pmPOA - DCA
2 stops19h 49mUnited Airlines
Fri 10/3112:00 pmDCA - POA
2 stops27h 10mUnited Airlines
Deal found 9/13$792
This 123 Milhas deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:40 amPOA - DCA
2 stops17h 00mLATAM Airlines
Fri 10/1710:20 amDCA - POA
2 stops19h 05mLATAM Airlines
Deal found 9/12$856
This 123 Milhas deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:20 amPOA - DCA
2 stops17h 22mLATAM Airlines
Sat 10/1810:20 amDCA - POA
2 stops19h 05mLATAM Airlines
Deal found 9/13$895
This Justfly.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:30 pmPOA - DCA
2 stops22h 47mGOL
Thu 12/412:08 pmDCA - POA
2 stops26h 17mGOL
Deal found 9/12$952
This GOL deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/198:05 pmPOA - DCA
2 stops43h 17mGOL
Sat 11/17:06 pmDCA - POA
2 stops38h 54mGOL
Deal found 9/12$1,049
This GOL deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:30 amPOA - DCA
2 stops42h 50mGOL
Fri 1/22:59 pmDCA - POA
2 stops28h 01mGOL
Deal found 9/12$1,426
This 123 Milhas deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/121:40 pmPOA - DCA
2 stops22h 20mGOL
Sun 10/191:36 pmDCA - POA
2 stops34h 14mGOL
Deal found 9/12$4,539

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 14, 2025.
Use the filters below to find and compare flights from Porto Alegre to District of Columbia that are best for you.

Fly from

Porto Alegre

Fly to

District of Columbia

Route

Depart

Return

Price

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Mon 9/22

3:25 pm-6:25 am

1 stop16h 00m

Washington, D.C. Dulles Intl

Mon 10/20

6:50 pm-4:10 pm

2 stops20h 20m

$641

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Mon 9/22

5:10 pm-11:59 am

2 stops19h 49m

Washington, D.C. Reagan-National

Mon 10/20

6:04 pm-2:35 pm

2 stops19h 31m

$646

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Thu 10/9

1:25 am-12:30 am

1 stop24h 05m

Washington, D.C. Dulles Intl

Thu 10/16

2:25 am-12:20 am

1 stop20h 55m

$741

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Sun 9/21

1:25 am-12:30 am

1 stop24h 05m

Washington, D.C. Dulles Intl

Sun 10/19

2:25 am-12:20 am

1 stop20h 55m

$776

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 10/21

5:10 pm-11:59 am

2 stops19h 49m

Washington, D.C. Reagan-National

Fri 10/31

12:00 pm-4:10 pm

2 stops27h 10m

$792

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Tue 10/21

5:10 pm-6:25 am

1 stop14h 15m

Washington, D.C. Dulles Intl

Fri 10/31

6:00 am-2:35 pm

2 stops31h 35m

$818

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Fri 10/10

6:40 am-10:40 pm

2 stops17h 00m

Washington, D.C. Reagan-National

Fri 10/17

10:20 am-6:25 am

2 stops19h 05m

$856

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Tue 10/21

3:25 pm-6:25 am

1 stop16h 00m

Washington, D.C. Dulles Intl

Fri 10/31

8:45 am-4:10 pm

2 stops30h 25m

$857

Porto AlegreWashington, D.C.

POA - IAD

POAIAD

Porto Alegre Salgado Filho

Fri 10/10

6:40 am-12:12 am

2 stops18h 32m

Washington, D.C. Dulles Intl

Fri 10/17

10:11 am-6:25 am

2 stops19h 14m

$858

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sun 10/19

7:20 am-10:06 am

2 stops27h 46m

Washington, D.C. Reagan-National

Sat 11/1

4:03 pm-5:00 pm

2 stops23h 57m

$895

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 19 results
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Best time to book a flight from Porto Alegre to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Porto Alegre to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Porto Alegre to District of Columbia (average of $292). Flying from Porto Alegre to District of Columbia in April is currently the most expensive (average of $337). 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 time of day to fly from POA to DC?

Find hourly flight availability from Porto Alegre to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto Alegre to District of Columbia as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to District of Columbia. 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 District of Columbia?

    Porto Alegre Salgado Filho (POA), located 4.0 mi from the city center, is the airport you fly out of when you book flights from Porto Alegre to District of Columbia.

  • How long is the flight from Porto Alegre to District of Columbia?

    There are many flights that can get you from Porto Alegre to District of Columbia in 16h. Fly via United Airlines, Copa Airlines, or LATAM Airlines to get the fastest option. The distance between Porto Alegre and District of Columbia is about 5051 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Porto Alegre to District of Columbia one-way?

    The cheapest airline one-way is LATAM Airlines, with whom users have recently found tickets for as low as $625. However, be on the lookout for offers from GOL and Copa Airlines, as they are both options that can get you from Porto Alegre to District of Columbia for a low price.

  • Can I find deals for flights from Porto Alegre to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Porto Alegre to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto Alegre to District of Columbia?

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

  • Can I find deals for business class flights from Porto Alegre to District of Columbia?

    Yes. Cheapflights offers flight deals from Porto Alegre to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Porto Alegre to District of Columbia (average of $292). Flying from Porto Alegre to District of Columbia in April is currently the most expensive (average of $337). 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

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