What is the cheapest airline that flies from District of Columbia to Porto Alegre Salgado Filho?

Copa Airlines, LATAM Airlines, and United Airlines are the most popular carriers operating from District of Columbia to Porto Alegre Salgado Filho

When did momondo last update prices for flights from District of Columbia to Porto Alegre Salgado Filho Airport?

Prices for flights from District of Columbia to Porto Alegre Salgado Filho Airport are updated daily.

How many operators does momondo search for flights from District of Columbia to Porto Alegre Salgado Filho Airport?

As of September 2025, there is 1 operator available to choose from for flights from District of Columbia to Porto Alegre Salgado Filho Airport.

How old do you have to be to fly from District of Columbia to Porto Alegre Salgado Filho Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Porto Alegre Salgado Filho Airport.

What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

The travel and health documents you'll need for your trip to Porto Alegre Salgado Filho 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 Porto Alegre Salgado Filho Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$488 Cheap Flights from District of Columbia to Porto Alegre in 2025/26

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Find the cheapest flights from District of Columbia to Porto Alegre

Round-trip

One-way

Cheap round-trip flights

2:25 am - 12:20 amIAD-POA

20h 55m1 stop

1:35 am - 2:02 pmPOA-IAD

14h 27m1 stop

$488Copa Airlines

Find Deal

Sun, Oct 26 - Sun, Nov 9

9:34 am - 12:20 amIAD-POA

13h 46m1 stop

1:35 am - 2:02 pmPOA-IAD

14h 27m1 stop

$508Copa Airlines

Find Deal

Mon, Oct 27 - Sun, Nov 9

11:30 pm - 4:20 pmIAD-POA

15h 50m1 stop

3:25 pm - 6:35 amPOA-IAD

17h 10m1 stop

$603United Airlines

Find Deal

Mon, Oct 27 - Mon, Nov 10

9:34 am - 12:20 amIAD-POA

13h 46m1 stop

1:25 am - 2:25 pmPOA-IAD

38h 00m2 stops

$615Multiple Airlines

Find Deal

Wed, Oct 8 - Tue, Oct 14

11:30 pm - 2:05 pmIAD-POA

13h 35m1 stop

3:25 pm - 6:35 amPOA-IAD

17h 10m1 stop

$680United Airlines

Find Deal

Mon, Oct 27 - Mon, Nov 10

7:50 pm - 6:30 amIAD-POA

33h 40m2 stops

6:40 am - 12:00 pmPOA-IAD

30h 20m2 stops

$681Delta

Find Deal

Tue, Mar 24 - Fri, Mar 27

10:05 am - 11:35 amIAD-POA

24h 30m2 stops

8:10 pm - 6:42 pmPOA-IAD

23h 32m2 stops

$688LATAM Airlines

Find Deal

Tue, Mar 24 - Fri, Mar 27

4:41 pm - 12:20 amIAD-POA

30h 39m1 stop

8:55 pm - 2:25 pmPOA-IAD

42h 30m2 stops

$717Multiple Airlines

Find Deal

Wed, Oct 8 - Wed, Oct 15

10:05 am - 6:30 amIAD-POA

43h 25m2 stops

6:00 pm - 6:42 pmPOA-IAD

25h 42m2 stops

$769Delta

Find Deal

Tue, Mar 24 - Fri, Mar 27

6:00 am - 6:30 amIAD-POA

22h 30m2 stops

6:00 pm - 12:12 pmPOA-IAD

20h 12m2 stops

$2,648LATAM Airlines

Find Deal

Sun, Dec 14 - Sun, Dec 28

Delta flights from District of Columbia to Porto Alegre

Our best Delta deals on District of Columbia to Porto Alegre flight tickets

Delta

Mar 24

IAD7:50 pmWashington, D.C. Dulles Intl

33h 40m

2 stops

POA6:30 amPorto Alegre Salgado Filho

Mar 27

POA6:40 amPorto Alegre Salgado Filho

30h 20m

2 stops

IAD12:00 pmWashington, D.C. Dulles Intl

$681

Find similar

Delta

Mar 24

IAD10:05 amWashington, D.C. Dulles Intl

43h 25m

2 stops

POA6:30 amPorto Alegre Salgado Filho

Mar 27

POA6:00 pmPorto Alegre Salgado Filho

25h 42m

2 stops

IAD6:42 pmWashington, D.C. Dulles Intl

$769

Find similar

Delta

Dec 12

IAD7:01 amWashington, D.C. Dulles Intl

21h 29m

2 stops

POA6:30 amPorto Alegre Salgado Filho

Dec 24

POA6:40 amPorto Alegre Salgado Filho

18h 12m

2 stops

IAD10:52 pmWashington, D.C. Dulles Intl

$2,707

Find similar

United Airlines flights from District of Columbia to Porto Alegre

Our best United Airlines deals on District of Columbia to Porto Alegre flight tickets

United Airlines

Oct 27

IAD11:30 pmWashington, D.C. Dulles Intl

15h 50m

1 stop

POA4:20 pmPorto Alegre Salgado Filho

Nov 10

POA3:25 pmPorto Alegre Salgado Filho

17h 10m

1 stop

IAD6:35 amWashington, D.C. Dulles Intl

$603

Find similar

United Airlines

Oct 27

IAD11:30 pmWashington, D.C. Dulles Intl

13h 35m

1 stop

POA2:05 pmPorto Alegre Salgado Filho

Nov 10

POA3:25 pmPorto Alegre Salgado Filho

17h 10m

1 stop

IAD6:35 amWashington, D.C. Dulles Intl

$680

Find similar

United Airlines

Oct 8

IAD10:10 pmWashington, D.C. Dulles Intl

39h 25m

2 stops

POA2:35 pmPorto Alegre Salgado Filho

Oct 15

POA5:10 pmPorto Alegre Salgado Filho

23h 47m

2 stops

IAD3:57 pmWashington, D.C. Dulles Intl

$815

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Sun 10/26

2:25 am-12:20 am

1 stop20h 55m

Porto Alegre Salgado Filho

Sun 11/9

1:35 am-2:02 pm

1 stop14h 27m

$488

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

9:34 am-12:20 am

1 stop13h 46m

Porto Alegre Salgado Filho

Sun 11/9

1:35 am-2:02 pm

1 stop14h 27m

$508

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

11:30 pm-4:20 pm

1 stop15h 50m

Porto Alegre Salgado Filho

Mon 11/10

3:25 pm-6:35 am

1 stop17h 10m

$603

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Wed 10/8

9:34 am-12:20 am

1 stop13h 46m

Porto Alegre Salgado Filho

Tue 10/14

1:25 am-2:25 pm

2 stops38h 00m

$615

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

11:30 pm-2:05 pm

1 stop13h 35m

Porto Alegre Salgado Filho

Mon 11/10

3:25 pm-6:35 am

1 stop17h 10m

$680

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 3/24

7:50 pm-6:30 am

2 stops33h 40m

Porto Alegre Salgado Filho

Fri 3/27

6:40 am-12:00 pm

2 stops30h 20m

$681

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 3/24

10:05 am-11:35 am

2 stops24h 30m

Porto Alegre Salgado Filho

Fri 3/27

8:10 pm-6:42 pm

2 stops23h 32m

$688

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Wed 10/8

4:41 pm-12:20 am

1 stop30h 39m

Porto Alegre Salgado Filho

Wed 10/15

8:55 pm-2:25 pm

2 stops42h 30m

$717

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 3/24

10:05 am-6:30 am

2 stops43h 25m

Porto Alegre Salgado Filho

Fri 3/27

6:00 pm-6:42 pm

2 stops25h 42m

$769

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Sun 12/14

6:00 am-6:30 am

2 stops22h 30m

Porto Alegre Salgado Filho

Sun 12/28

6:00 pm-12:12 pm

2 stops20h 12m

$2,648

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Porto Alegre

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

Prices

Airlines

What is the cheapest month to fly to Porto Alegre?

The cheapest month to fly to Porto Alegre from District of Columbia is in May. Flight prices, which tend to average around $555, are often lower during this time because this is during the off-season. If you’re not able to fly to Porto Alegre in May, then September is your next best option. Flight prices from District of Columbia to Porto Alegre during September average around $586.

What is the cheapest day to depart on your flight to Porto Alegre?

Our data shows that Sunday is the least expensive day to fly to Porto Alegre. Tickets to fly out on this day can be as low as $891. On the other hand, Wednesday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,357.

What is the cheapest time of day to depart on your flight to Porto Alegre?

Our most recent data shows that the best time of day to fly to Porto Alegre is in the afternoon. Flights from District of Columbia to Porto Alegre during this time can be as low as $1,173. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,350 on average. Flights to Porto Alegre from District of Columbia at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap District of Columbia to Porto Alegre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Porto Alegre

Direct flights	None

There are no direct flights from District of Columbia to Porto Alegre. There are no popular flight routes from District of Columbia to Porto Alegre.

Search flight deals

When did momondo last update prices for flights from District of Columbia to Porto Alegre Salgado Filho Airport?
Prices for flights from District of Columbia to Porto Alegre Salgado Filho Airport are updated daily.
How many operators does momondo search for flights from District of Columbia to Porto Alegre Salgado Filho Airport?
As of September 2025, there is 1 operator available to choose from for flights from District of Columbia to Porto Alegre Salgado Filho Airport.
How old do you have to be to fly from District of Columbia to Porto Alegre Salgado Filho Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Porto Alegre Salgado Filho Airport.
What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?
The travel and health documents you'll need for your trip to Porto Alegre Salgado Filho 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 Porto Alegre Salgado Filho Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Porto Alegre

Compare and see reviews for airlines that fly from District of Columbia to Porto Alegre with momondo

Airline	Rating	Free Cancellation	Price
Copa Airlines	PriceFrom $428	Free Cancellation	Rating 7.6 1,542 reviews		Search Copa Airlines flights
LATAM Airlines	PriceFrom $798	Free Cancellation	Rating 7.5 1,856 reviews		Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Porto Alegre?

It is quick and easy to find District of Columbia to Porto Alegre flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto Alegre that suits you.

Can I find flights from District of Columbia to Porto Alegre with flexible booking policies on momondo?

All flight searches from District of Columbia to Porto Alegre on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Porto Alegre?

momondo helps you find the best flight between District of Columbia and Porto Alegre by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from District of Columbia to Porto Alegre right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Porto Alegre now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto Alegre and let you know when they change.

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Cheap flights from District of Columbia to Porto Alegre from $488

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from District of Columbia to Porto Alegre

Cheap round-trip flights

Cheap one-way flights

Delta flights from District of Columbia to Porto Alegre

Our best Delta deals on District of Columbia to Porto Alegre flight tickets

United Airlines flights from District of Columbia to Porto Alegre

Our best United Airlines deals on District of Columbia to Porto Alegre flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Porto Alegre that are best for you.

See travel insights to Porto Alegre from

How to get the cheapest flight ticket from District of Columbia to Porto Alegre

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 month to fly to Porto Alegre?

What is the cheapest day to depart on your flight to Porto Alegre?

What is the cheapest time of day to depart on your flight to Porto Alegre?

What is the cheapest airline that flies from District of Columbia to Porto Alegre Salgado Filho?

Copa Airlines, LATAM Airlines, and United Airlines are the most popular carriers operating from District of Columbia to Porto Alegre Salgado Filho

Cheap District of Columbia to Porto Alegre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Porto Alegre

Direct flights

When did momondo last update prices for flights from District of Columbia to Porto Alegre Salgado Filho Airport?

How many operators does momondo search for flights from District of Columbia to Porto Alegre Salgado Filho Airport?

How old do you have to be to fly from District of Columbia to Porto Alegre Salgado Filho Airport?

What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

Best airlines flying from District of Columbia to Porto Alegre

Compare and see reviews for airlines that fly from District of Columbia to Porto Alegre with momondo

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Porto Alegre?

Can I find flights from District of Columbia to Porto Alegre with flexible booking policies on momondo?

How can momondo help me find flights from District of Columbia to Porto Alegre?

I’m not ready to book a flight from District of Columbia to Porto Alegre right now. Can momondo alert me if prices change?

An easier way to manage your Porto Alegre trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Brazil

Airports servicing Rio Grande do Sul