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Cheap flights from Porto Alegre to Washington, D.C. from $518

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Washington, D.C. departing on 12/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Cheap round-trip flights

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United Airlines Logo
2:05 pm - 11:59 amPOA-DCA
22h 54m2 stops
United Airlines Logo
3:30 pm - 2:35 pmDCA-POA
22h 05m2 stops
$608United Airlines
Find Deal
Thu, Mar 19 - Sun, Mar 22
Air Canada Logo
3:25 pm - 6:05 pmPOA-DCA
27h 40m2 stops
Air Canada Logo
6:00 am - 2:35 pmDCA-POA
31h 35m2 stops
$738Air Canada
Find Deal
Thu, Mar 19 - Sun, Mar 22
Air Canada Logo
3:25 pm - 6:05 pmPOA-DCA
27h 40m2 stops
Air Canada Logo
4:10 pm - 2:35 pmDCA-POA
21h 25m2 stops
$740Air Canada
Find Deal
Thu, Mar 19 - Sun, Mar 22
American Airlines Logo
5:55 pm - 12:43 pmPOA-DCA
20h 48m2 stops
American Airlines Logo
12:37 pm - 10:35 amDCA-POA
20h 58m2 stops
$797American Airlines
Find Deal
Tue, Mar 3 - Fri, Mar 13
LATAM Airlines Logo
6:00 pm - 12:47 pmPOA-DCA
19h 47m2 stops
LATAM Airlines Logo
1:45 pm - 9:15 amDCA-POA
18h 30m2 stops
$871LATAM Airlines
Find Deal
Sun, Mar 8 - Thu, Mar 12
LATAM Airlines Logo
6:00 pm - 10:56 amPOA-DCA
17h 56m2 stops
LATAM Airlines Logo
6:00 am - 11:35 amDCA-POA
28h 35m2 stops
$1,004LATAM Airlines
Find Deal
Sun, Mar 8 - Fri, Mar 13
GOL Logo
7:20 pm - 12:44 pmPOA-DCA
19h 24m2 stops
GOL Logo
5:00 pm - 11:55 pmDCA-POA
28h 55m2 stops
$1,347GOL
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Fri, Dec 19 - Fri, Jan 2
GOL Logo
5:55 pm - 9:41 amPOA-DCA
17h 46m2 stops
GOL Logo
5:00 pm - 6:40 pmDCA-POA
23h 40m2 stops
$1,511GOL
Find Deal
Fri, Dec 19 - Fri, Jan 2
GOL Logo
4:30 am - 6:13 pmPOA-DCA
39h 43m2 stops
GOL Logo
1:07 pm - 11:55 pmDCA-POA
32h 48m2 stops
$1,581GOL
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Thu, Dec 18 - Fri, Jan 2
American Airlines Logo
5:50 pm - 10:02 amPOA-DCA
18h 12m2 stops
American Airlines Logo
2:50 pm - 10:55 amDCA-POA
18h 05m2 stops
$4,910American Airlines
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Mon, Dec 8 - Wed, Dec 17

American Airlines flights from Porto Alegre to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Porto Alegre to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Mar 3
POA5:55 pmPorto Alegre Salgado Filho
20h 48m
2 stops
DCA12:43 pmWashington, D.C. Reagan-National
Mar 13
DCA12:37 pmWashington, D.C. Reagan-National
20h 58m
2 stops
POA10:35 amPorto Alegre Salgado Filho
$797
Find similar
American Airlines
Dec 8
POA5:50 pmPorto Alegre Salgado Filho
18h 12m
2 stops
DCA10:02 amWashington, D.C. Reagan-National
Dec 17
DCA2:50 pmWashington, D.C. Reagan-National
18h 05m
2 stops
POA10:55 amPorto Alegre Salgado Filho
$4,910
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Air Canada flights from Porto Alegre to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Porto Alegre to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Mar 19
POA3:25 pmPorto Alegre Salgado Filho
27h 40m
2 stops
DCA6:05 pmWashington, D.C. Reagan-National
Mar 22
DCA6:00 amWashington, D.C. Reagan-National
31h 35m
2 stops
POA2:35 pmPorto Alegre Salgado Filho
$738
Find similar
Air Canada
Mar 19
POA3:25 pmPorto Alegre Salgado Filho
27h 40m
2 stops
DCA6:05 pmWashington, D.C. Reagan-National
Mar 22
DCA4:10 pmWashington, D.C. Reagan-National
21h 25m
2 stops
POA2:35 pmPorto Alegre Salgado Filho
$740
Find similar
Air Canada
Dec 7
POA10:40 amPorto Alegre Salgado Filho
37h 16m
2 stops
DCA9:56 pmWashington, D.C. Reagan-National
Dec 15
DCA6:00 amWashington, D.C. Reagan-National
30h 40m
2 stops
POA2:40 pmPorto Alegre Salgado Filho
$3,691
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momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Porto Alegre to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Thu 3/19

2:05 pm-11:59 am

2 stops22h 54m

Washington, D.C. Reagan-National

Sun 3/22

3:30 pm-2:35 pm

2 stops22h 05m

$608

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Thu 3/19

3:25 pm-6:05 pm

2 stops27h 40m

Washington, D.C. Reagan-National

Sun 3/22

6:00 am-2:35 pm

2 stops31h 35m

$738

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Thu 3/19

3:25 pm-6:05 pm

2 stops27h 40m

Washington, D.C. Reagan-National

Sun 3/22

4:10 pm-2:35 pm

2 stops21h 25m

$740

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 3/3

5:55 pm-12:43 pm

2 stops20h 48m

Washington, D.C. Reagan-National

Fri 3/13

12:37 pm-10:35 am

2 stops20h 58m

$797

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sun 3/8

6:00 pm-12:47 pm

2 stops19h 47m

Washington, D.C. Reagan-National

Thu 3/12

1:45 pm-9:15 am

2 stops18h 30m

$871

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sun 3/8

6:00 pm-10:56 am

2 stops17h 56m

Washington, D.C. Reagan-National

Fri 3/13

6:00 am-11:35 am

2 stops28h 35m

$1,004

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Fri 12/19

7:20 pm-12:44 pm

2 stops19h 24m

Washington, D.C. Reagan-National

Fri 1/2

5:00 pm-11:55 pm

2 stops28h 55m

$1,347

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Fri 12/19

5:55 pm-9:41 am

2 stops17h 46m

Washington, D.C. Reagan-National

Fri 1/2

5:00 pm-6:40 pm

2 stops23h 40m

$1,511

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Thu 12/18

4:30 am-6:13 pm

2 stops39h 43m

Washington, D.C. Reagan-National

Fri 1/2

1:07 pm-11:55 pm

2 stops32h 48m

$1,581

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Mon 12/8

5:50 pm-10:02 am

2 stops18h 12m

Washington, D.C. Reagan-National

Wed 12/17

2:50 pm-10:55 am

2 stops18h 05m

$4,910

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Porto Alegre to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Porto Alegre Salgado Filho to Washington, D.C. Reagan-National?

LATAM Airlines, Delta, and GOL are the most popular carriers operating from Porto Alegre Salgado Filho to Washington, D.C. Reagan-National

When to book flights from Porto Alegre to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Washington, D.C. Reagan-National Airport (POA to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Washington, D.C. Reagan-National Airport

Direct flights

None
There are no direct flights from Porto Alegre to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Porto Alegre to Washington, D.C. Reagan-National Airport.
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  • How far is Porto Alegre Salgado Filho to Washington, D.C. Reagan-National by plane?

    There are 5037.9 mi between Porto Alegre Salgado Filho and Washington, D.C. Reagan-National. Flights usually cover this in 17h 46m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Porto Alegre to Washington, D.C. for you.

Can I find flights from Porto Alegre to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Porto Alegre to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Porto Alegre to Washington, D.C.?

Once all potential Porto Alegre to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Porto Alegre to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Porto Alegre. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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