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Cheap flights from Porto Alegre to Washington, D.C. from $321

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 10/14. 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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Find the cheapest flights from Porto Alegre to Washington, D.C.

Cheap round-trip flights

American Airlines Logo
1:55 pm - 9:02 amPOA-DCA
20h 07m2 stops
American Airlines Logo
3:59 pm - 10:25 amDCA-POA
17h 26m2 stops
$614American Airlines
Find Deal
Thu, Sep 11 - Thu, Sep 25
American Airlines Logo
1:55 pm - 10:59 amPOA-DCA
22h 04m2 stops
American Airlines Logo
3:59 pm - 10:25 amDCA-POA
17h 26m2 stops
$616American Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 10
United Airlines Logo
5:10 pm - 11:59 amPOA-DCA
19h 49m2 stops
United Airlines Logo
5:00 pm - 2:35 pmDCA-POA
20h 35m2 stops
$729United Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 10
United Airlines Logo
5:10 pm - 11:59 amPOA-DCA
19h 49m2 stops
United Airlines Logo
5:00 pm - 2:35 pmDCA-POA
20h 35m2 stops
$732United Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 10
American Airlines Logo
6:35 pm - 10:59 amPOA-DCA
17h 24m2 stops
American Airlines Logo
11:47 am - 1:25 pmDCA-POA
24h 38m2 stops
$758American Airlines
Find Deal
Tue, Aug 12 - Mon, Aug 25
LATAM Airlines Logo
6:40 am - 10:42 pmPOA-DCA
17h 02m2 stops
LATAM Airlines Logo
11:00 am - 6:25 amDCA-POA
18h 25m2 stops
$876LATAM Airlines
Find Deal
Sun, Aug 10 - Sun, Aug 24
LATAM Airlines Logo
8:00 pm - 1:45 pmPOA-DCA
18h 45m2 stops
LATAM Airlines Logo
10:20 am - 6:30 amDCA-POA
19h 10m2 stops
$892LATAM Airlines
Find Deal
Tue, Oct 21 - Fri, Oct 31
Delta Logo
6:40 am - 11:41 pmPOA-DCA
18h 01m2 stops
Delta Logo
8:00 am - 6:30 amDCA-POA
21h 30m2 stops
$913Delta
Find Deal
Sun, Oct 19 - Sat, Nov 1
Delta Logo
6:40 am - 10:46 pmPOA-DCA
17h 06m2 stops
Delta Logo
7:30 am - 6:25 amDCA-POA
21h 55m2 stops
$916Delta
Find Deal
Wed, Sep 10 - Wed, Sep 24
GOL Logo
1:35 pm - 10:59 amPOA-DCA
22h 24m2 stops
GOL Logo
2:55 pm - 7:05 pmDCA-POA
27h 10m2 stops
$964GOL
Find Deal
Sat, Oct 4 - Sat, Oct 18

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

Our best LATAM Airlines deals on Porto Alegre to Washington, D.C. Reagan-National Airport flight tickets
LATAM Airlines
Aug 10
POA6:40 amPorto Alegre Salgado Filho
17h 02m
2 stops
DCA10:42 pmWashington, D.C. Reagan-National
Aug 24
DCA11:00 amWashington, D.C. Reagan-National
18h 25m
2 stops
POA6:25 amPorto Alegre Salgado Filho
$876
Find similar
LATAM Airlines
Oct 21
POA8:00 pmPorto Alegre Salgado Filho
18h 45m
2 stops
DCA1:45 pmWashington, D.C. Reagan-National
Oct 31
DCA10:20 amWashington, D.C. Reagan-National
19h 10m
2 stops
POA6:30 amPorto Alegre Salgado Filho
$892
Find similar
LATAM Airlines
Oct 4
POA7:20 amPorto Alegre Salgado Filho
17h 22m
2 stops
DCA11:42 pmWashington, D.C. Reagan-National
Oct 18
DCA12:31 pmWashington, D.C. Reagan-National
16h 54m
2 stops
POA6:25 amPorto Alegre Salgado Filho
$920
Find similar

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
Sep 11
POA1:55 pmPorto Alegre Salgado Filho
20h 07m
2 stops
DCA9:02 amWashington, D.C. Reagan-National
Sep 25
DCA3:59 pmWashington, D.C. Reagan-National
17h 26m
2 stops
POA10:25 amPorto Alegre Salgado Filho
$614
Find similar
American Airlines
Aug 27
POA1:55 pmPorto Alegre Salgado Filho
22h 04m
2 stops
DCA10:59 amWashington, D.C. Reagan-National
Sep 10
DCA3:59 pmWashington, D.C. Reagan-National
17h 26m
2 stops
POA10:25 amPorto Alegre Salgado Filho
$616
Find similar
American Airlines
Aug 12
POA6:35 pmPorto Alegre Salgado Filho
17h 24m
2 stops
DCA10:59 amWashington, D.C. Reagan-National
Aug 25
DCA11:47 amWashington, D.C. Reagan-National
24h 38m
2 stops
POA1:25 pmPorto Alegre Salgado Filho
$758
Find similar

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 July 31, 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 9/11

1:55 pm-9:02 am

2 stops20h 07m

Washington, D.C. Reagan-National

Thu 9/25

3:59 pm-10:25 am

2 stops17h 26m

$614

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Wed 8/27

1:55 pm-10:59 am

2 stops22h 04m

Washington, D.C. Reagan-National

Wed 9/10

3:59 pm-10:25 am

2 stops17h 26m

$616

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Wed 8/27

5:10 pm-11:59 am

2 stops19h 49m

Washington, D.C. Reagan-National

Wed 9/10

5:00 pm-2:35 pm

2 stops20h 35m

$729

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Wed 8/27

5:10 pm-11:59 am

2 stops19h 49m

Washington, D.C. Reagan-National

Wed 9/10

5:00 pm-2:35 pm

2 stops20h 35m

$732

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 8/12

6:35 pm-10:59 am

2 stops17h 24m

Washington, D.C. Reagan-National

Mon 8/25

11:47 am-1:25 pm

2 stops24h 38m

$758

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sun 8/10

6:40 am-10:42 pm

2 stops17h 02m

Washington, D.C. Reagan-National

Sun 8/24

11:00 am-6:25 am

2 stops18h 25m

$876

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Tue 10/21

8:00 pm-1:45 pm

2 stops18h 45m

Washington, D.C. Reagan-National

Fri 10/31

10:20 am-6:30 am

2 stops19h 10m

$892

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sun 10/19

6:40 am-11:41 pm

2 stops18h 01m

Washington, D.C. Reagan-National

Sat 11/1

8:00 am-6:30 am

2 stops21h 30m

$913

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Wed 9/10

6:40 am-10:46 pm

2 stops17h 06m

Washington, D.C. Reagan-National

Wed 9/24

7:30 am-6:25 am

2 stops21h 55m

$916

Porto AlegreWashington, D.C.

POA - DCA

POADCA

Porto Alegre Salgado Filho

Sat 10/4

1:35 pm-10:59 am

2 stops22h 24m

Washington, D.C. Reagan-National

Sat 10/18

2:55 pm-7:05 pm

2 stops27h 10m

$964

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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?

American Airlines, LATAM Airlines, and Air Canada 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

Best Price Found

$321

Fastest flight time

16h 51m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from Porto Alegre in the past 72 hours is $321. The best round-trip flight deal from Porto Alegre to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $614.
The fastest flight from Porto Alegre to Washington, D.C. Reagan-National Airport takes 16h 51m
There are no direct flights from Porto Alegre to Washington, D.C. Reagan-National Airport. Popular non-direct route for this connection is Porto Alegre Salgado Filho Airport - 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 16h 52m, 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
Gettysburg
Arlington
National Harbor
Woodbridge
Laurel
Tysons
Silver Spring
Waldorf
Fredericksburg
Manassas
Towson
Rockville
Colonial Beach
Gaithersburg
Fairfax
Reston
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Washington, D.C.?

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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