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

Copa Airlines, United Airlines, and LATAM Airlines are the most popular carriers operating from Washington, D.C. to Porto Alegre Salgado Filho

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

Prices for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport?

The number of operators available for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport is 1 as of July 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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 required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$210 Cheap Flights from Washington, D.C. to Porto Alegre in 2025

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

Round-trip

One-way

Cheap round-trip flights

8:59 am - 12:15 amIAD-POA

14h 16m1 stop

1:27 am - 12:30 amPOA-IAD

24h 03m1 stop

$595Copa Airlines

Find Deal

Wed, Aug 20 - Sun, Sep 7

2:25 am - 12:15 amIAD-POA

20h 50m1 stop

1:27 am - 12:30 amPOA-IAD

24h 03m1 stop

$671Copa Airlines

Find Deal

Thu, Aug 21 - Sun, Sep 7

9:35 am - 12:20 amIAD-POA

13h 45m1 stop

8:55 pm - 2:00 pmPOA-IAD

18h 05m2 stops

$678

Find Deal

Mon, Sep 8 - Fri, Sep 12

9:35 am - 12:20 amIAD-POA

13h 45m1 stop

11:30 am - 3:45 pmPOA-IAD

29h 15m3 stops

$680

Find Deal

Mon, Sep 8 - Fri, Sep 12

8:59 am - 12:15 amIAD-POA

14h 16m1 stop

1:27 am - 12:30 amPOA-IAD

24h 03m1 stop

$691Copa Airlines

Find Deal

Fri, Aug 22 - Sun, Sep 7

3:20 pm - 10:50 amIAD-POA

18h 30m2 stops

11:40 am - 1:00 pmPOA-IAD

27h 20m2 stops

$784Avianca

Find Deal

Mon, Oct 27 - Mon, Nov 10

3:20 pm - 11:30 amIAD-POA

19h 10m2 stops

8:50 pm - 1:00 pmPOA-IAD

18h 10m2 stops

$788GOL

Find Deal

Mon, Oct 27 - Mon, Nov 10

1:15 pm - 10:45 amIAD-POA

44h 30m2 stops

2:05 pm - 6:25 amPOA-IAD

17h 20m1 stop

$825United Airlines

Find Deal

Wed, Aug 20 - Mon, Sep 8

11:30 pm - 2:35 pmIAD-POA

14h 05m1 stop

5:10 pm - 6:35 amPOA-IAD

15h 25m1 stop

$854United Airlines

Find Deal

Mon, Oct 27 - Mon, Nov 10

3:20 pm - 1:00 pmIAD-POA

20h 40m2 stops

4:30 am - 1:00 pmPOA-IAD

34h 30m2 stops

$914GOL

Find Deal

Mon, Oct 27 - Sun, Nov 9

Copa Airlines flights from Washington, D.C. to Porto Alegre

Our best Copa Airlines deals on Washington, D.C. to Porto Alegre flight tickets

Copa Airlines

Aug 20

IAD8:59 amWashington, D.C. Dulles Intl

14h 16m

1 stop

POA12:15 amPorto Alegre Salgado Filho

Sep 7

POA1:27 amPorto Alegre Salgado Filho

24h 03m

1 stop

IAD12:30 amWashington, D.C. Dulles Intl

$595

Find similar

Copa Airlines

Aug 21

IAD2:25 amWashington, D.C. Dulles Intl

20h 50m

1 stop

POA12:15 amPorto Alegre Salgado Filho

Sep 7

POA1:27 amPorto Alegre Salgado Filho

24h 03m

1 stop

IAD12:30 amWashington, D.C. Dulles Intl

$671

Find similar

Copa Airlines

Aug 22

IAD8:59 amWashington, D.C. Dulles Intl

14h 16m

1 stop

POA12:15 amPorto Alegre Salgado Filho

Sep 7

POA1:27 amPorto Alegre Salgado Filho

24h 03m

1 stop

IAD12:30 amWashington, D.C. Dulles Intl

$691

Find similar

GOL flights from Washington, D.C. to Porto Alegre

Our best GOL deals on Washington, D.C. to Porto Alegre flight tickets

GOL

Oct 27

IAD3:20 pmWashington, D.C. Dulles Intl

19h 10m

2 stops

POA11:30 amPorto Alegre Salgado Filho

Nov 10

POA8:50 pmPorto Alegre Salgado Filho

18h 10m

2 stops

IAD1:00 pmWashington, D.C. Dulles Intl

$788

Find similar

GOL

Oct 27

IAD3:20 pmWashington, D.C. Dulles Intl

20h 40m

2 stops

POA1:00 pmPorto Alegre Salgado Filho

Nov 9

POA4:30 amPorto Alegre Salgado Filho

34h 30m

2 stops

IAD1:00 pmWashington, D.C. Dulles Intl

$914

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. 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

Wed 8/20

8:59 am-12:15 am

1 stop14h 16m

Porto Alegre Salgado Filho

Sun 9/7

1:27 am-12:30 am

1 stop24h 03m

$595

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Thu 8/21

2:25 am-12:15 am

1 stop20h 50m

Porto Alegre Salgado Filho

Sun 9/7

1:27 am-12:30 am

1 stop24h 03m

$671

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 9/8

9:35 am-12:20 am

1 stop13h 45m

Porto Alegre Salgado Filho

Fri 9/12

8:55 pm-2:00 pm

2 stops18h 05m

$678

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 9/8

9:35 am-12:20 am

1 stop13h 45m

Porto Alegre Salgado Filho

Fri 9/12

11:30 am-3:45 pm

3 stops29h 15m

$680

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Fri 8/22

8:59 am-12:15 am

1 stop14h 16m

Porto Alegre Salgado Filho

Sun 9/7

1:27 am-12:30 am

1 stop24h 03m

$691

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

3:20 pm-10:50 am

2 stops18h 30m

Porto Alegre Salgado Filho

Mon 11/10

11:40 am-1:00 pm

2 stops27h 20m

$784

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

3:20 pm-11:30 am

2 stops19h 10m

Porto Alegre Salgado Filho

Mon 11/10

8:50 pm-1:00 pm

2 stops18h 10m

$788

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Wed 8/20

1:15 pm-10:45 am

2 stops44h 30m

Porto Alegre Salgado Filho

Mon 9/8

2:05 pm-6:25 am

1 stop17h 20m

$825

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

11:30 pm-2:35 pm

1 stop14h 05m

Porto Alegre Salgado Filho

Mon 11/10

5:10 pm-6:35 am

1 stop15h 25m

$854

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Mon 10/27

3:20 pm-1:00 pm

2 stops20h 40m

Porto Alegre Salgado Filho

Sun 11/9

4:30 am-1:00 pm

2 stops34h 30m

$914

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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 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 Washington, D.C. 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 Washington, D.C. 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 Washington, D.C. at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Washington, D.C. to Porto Alegre flights?

You could potentially save up to 30% on your flight if you consider stops on a Washington, D.C. to Porto Alegre flight.

When to book flights from Washington, D.C. to Porto Alegre

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

Estimated round-trip price

Cheap Washington, D.C. to Porto Alegre (WAS to POA) flight deals and tips

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

Best Price Found	$210
Fastest flight time	13h 45m
Direct flights	None
Airports in Porto Alegre	1 airport

The best one-way flight to Porto Alegre from Washington, D.C. in the past 72 hours is $210. The best round-trip flight deal from Washington, D.C. to Porto Alegre found on momondo in the last 72 hours is $595.

The fastest flight from Washington, D.C. to Porto Alegre takes 13h 45m

There are no direct flights from Washington, D.C. to Porto Alegre. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Porto Alegre Salgado Filho Airport.

There is 1 airport near Porto Alegre: Porto Alegre Salgado Filho (POA)

Search flight deals

How far is Washington, D.C. to Porto Alegre Salgado Filho by plane?
The straight-line distance from Washington, D.C. to Porto Alegre Salgado Filho is 5041.2 mi. By plane, this route typically takes 13h 45m.
When did momondo last update prices for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport?
Prices for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport?
The number of operators available for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport is 1 as of July 2025.
How old do you have to be to fly from Washington, D.C. to Porto Alegre Salgado Filho Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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 required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. to Porto Alegre?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Porto Alegre is Copa Airlines (100% of total bookings).

Best airlines flying from Washington, D.C. to Porto Alegre

Compare and see reviews for airlines that fly from Washington, D.C. to Porto Alegre with momondo

Airline	Rating	Free Cancellation	Price
Copa Airlines	PriceFrom $403	Free Cancellation	Rating 7.5 1,493 reviews		Search Copa Airlines flights
LATAM Airlines	PriceFrom $798	Free Cancellation	Rating 7.5 1,821 reviews		Search LATAM Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Porto Alegre. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Porto Alegre from Washington, D.C. with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto Alegre from Washington, D.C..

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

If you are not ready to book a flight from Washington, D.C. 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 Washington, D.C. to Porto Alegre from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Porto Alegre departing on 9/1. 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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Filter for what you want

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

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Copa Airlines flights from Washington, D.C. to Porto Alegre

Our best Copa Airlines deals on Washington, D.C. to Porto Alegre flight tickets

GOL flights from Washington, D.C. to Porto Alegre

Our best GOL deals on Washington, D.C. to Porto Alegre flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Porto Alegre that are best for you.

See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Washington, D.C. 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 day to depart on your flight to Porto Alegre?

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

Can stopping save me money on Washington, D.C. to Porto Alegre flights?

You could potentially save up to 30% on your flight if you consider stops on a Washington, D.C. to Porto Alegre flight.

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

Copa Airlines, United Airlines, and LATAM Airlines are the most popular carriers operating from Washington, D.C. to Porto Alegre Salgado Filho

When to book flights from Washington, D.C. to Porto Alegre

Cheap Washington, D.C. to Porto Alegre (WAS to POA) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Porto Alegre

How far is Washington, D.C. to Porto Alegre Salgado Filho by plane?

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

How many operators does momondo search for flights from Washington, D.C. to Porto Alegre Salgado Filho Airport?

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

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

What is the most popular airline from Washington, D.C. to Porto Alegre?

Best airlines flying from Washington, D.C. to Porto Alegre

Compare and see reviews for airlines that fly from Washington, D.C. to Porto Alegre with momondo

Why use momondo?

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

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

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

I’m not ready to book a flight from Washington, D.C. 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