Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Porto Alegre to Boston from $323

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 Boston departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Porto Alegre to Boston

Cheap round-trip flights

Delta Logo
5:55 pm - 6:35 amPOA-BOS
14h 40m1 stop
Delta Logo
8:15 am - 6:30 amBOS-POA
20h 15m2 stops
$495Delta
Find Deal
Tue, Nov 25 - Fri, Dec 5
LATAM Airlines Logo
1:40 pm - 7:35 amPOA-BOS
18h 55m2 stops
LATAM Airlines Logo
7:35 am - 5:00 pmBOS-POA
31h 25m2 stops
$500LATAM Airlines
Find Deal
Thu, Oct 30 - Fri, Nov 7
American Airlines Logo
1:55 pm - 10:16 amPOA-BOS
21h 21m2 stops
American Airlines Logo
8:00 am - 11:00 amBOS-POA
25h 00m2 stops
$516American Airlines
Find Deal
Thu, Oct 23 - Tue, Nov 11
Copa Airlines Logo
1:25 am - 2:11 pmPOA-BOS
13h 46m1 stop
Copa Airlines Logo
8:41 am - 12:20 amBOS-POA
14h 39m1 stop
$611Copa Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 24
GOL Logo
11:05 am - 7:15 amPOA-BOS
21h 10m2 stops
GOL Logo
3:00 pm - 4:30 pmBOS-POA
24h 30m2 stops
$615GOL
Find Deal
Fri, Oct 17 - Mon, Oct 27
Copa Airlines Logo
1:25 am - 10:53 pmPOA-BOS
22h 28m1 stop
Copa Airlines Logo
7:34 am - 12:30 amBOS-POA
14h 56m1 stop
$618Copa Airlines
Find Deal
Wed, Oct 22 - Tue, Nov 11
American Airlines Logo
5:55 pm - 2:53 pmPOA-BOS
21h 58m2 stops
American Airlines Logo
7:17 pm - 6:30 pmBOS-POA
21h 13m2 stops
$619American Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 10
GOL Logo
1:40 pm - 6:35 amPOA-BOS
18h 55m2 stops
GOL Logo
7:55 am - 10:30 amBOS-POA
24h 35m2 stops
$699GOL
Find Deal
Wed, Nov 26 - Sat, Dec 6
United Airlines Logo
5:10 pm - 10:38 amPOA-BOS
19h 28m2 stops
United Airlines Logo
5:30 am - 2:35 pmBOS-POA
31h 05m2 stops
$820United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 30
United Airlines Logo
3:25 pm - 10:34 amPOA-BOS
21h 09m2 stops
United Airlines Logo
6:23 pm - 2:20 pmBOS-POA
41h 57m2 stops
$912United Airlines
Find Deal
Thu, Nov 6 - Sat, Nov 8

Delta flights from Porto Alegre to Boston

Our best Delta deals on Porto Alegre to Boston flight tickets
Delta
Nov 25
POA5:55 pmPorto Alegre Salgado Filho
14h 40m
1 stop
BOS6:35 amBoston Logan Intl
Dec 5
BOS8:15 amBoston Logan Intl
20h 15m
2 stops
POA6:30 amPorto Alegre Salgado Filho
$495
Find similar
Delta
Oct 30
POA5:55 pmPorto Alegre Salgado Filho
14h 40m
1 stop
BOS7:35 amBoston Logan Intl
Nov 10
BOS8:55 amBoston Logan Intl
13h 30m
1 stop
POA12:25 amPorto Alegre Salgado Filho
$502
Find similar
Delta
Oct 17
POA5:45 pmPorto Alegre Salgado Filho
14h 50m
1 stop
BOS7:35 amBoston Logan Intl
Oct 27
BOS9:55 amBoston Logan Intl
13h 45m
1 stop
POA12:40 amPorto Alegre Salgado Filho
$504
Find similar

GOL flights from Porto Alegre to Boston

Our best GOL deals on Porto Alegre to Boston flight tickets
GOL
Oct 17
POA11:05 amPorto Alegre Salgado Filho
21h 10m
2 stops
BOS7:15 amBoston Logan Intl
Oct 27
BOS3:00 pmBoston Logan Intl
24h 30m
2 stops
POA4:30 pmPorto Alegre Salgado Filho
$615
Find similar
GOL
Sep 25
POA8:15 pmPorto Alegre Salgado Filho
44h 45m
2 stops
BOS4:00 pmBoston Logan Intl
Oct 4
BOS9:00 amBoston Logan Intl
24h 25m
2 stops
POA10:25 amPorto Alegre Salgado Filho
$645
Find similar
GOL
Sep 25
POA8:15 pmPorto Alegre Salgado Filho
44h 45m
2 stops
BOS4:00 pmBoston Logan Intl
Oct 4
BOS9:00 amBoston Logan Intl
24h 25m
2 stops
POA10:25 amPorto Alegre Salgado Filho
$647
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Boston 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 September 17, 2025.
Use the filters below to find and compare flights from Porto Alegre to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Tue 11/25

5:55 pm-6:35 am

1 stop14h 40m

Boston Logan Intl

Fri 12/5

8:15 am-6:30 am

2 stops20h 15m

$495

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Thu 10/30

1:40 pm-7:35 am

2 stops18h 55m

Boston Logan Intl

Fri 11/7

7:35 am-5:00 pm

2 stops31h 25m

$500

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Thu 10/23

1:55 pm-10:16 am

2 stops21h 21m

Boston Logan Intl

Tue 11/11

8:00 am-11:00 am

2 stops25h 00m

$516

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Mon 9/29

1:25 am-2:11 pm

1 stop13h 46m

Boston Logan Intl

Fri 10/24

8:41 am-12:20 am

1 stop14h 39m

$611

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Fri 10/17

11:05 am-7:15 am

2 stops21h 10m

Boston Logan Intl

Mon 10/27

3:00 pm-4:30 pm

2 stops24h 30m

$615

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 10/22

1:25 am-10:53 pm

1 stop22h 28m

Boston Logan Intl

Tue 11/11

7:34 am-12:30 am

1 stop14h 56m

$618

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Thu 10/30

5:55 pm-2:53 pm

2 stops21h 58m

Boston Logan Intl

Mon 11/10

7:17 pm-6:30 pm

2 stops21h 13m

$619

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 11/26

1:40 pm-6:35 am

2 stops18h 55m

Boston Logan Intl

Sat 12/6

7:55 am-10:30 am

2 stops24h 35m

$699

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Wed 11/12

5:10 pm-10:38 am

2 stops19h 28m

Boston Logan Intl

Sun 11/30

5:30 am-2:35 pm

2 stops31h 05m

$820

Porto AlegreBoston

POA - BOS

POABOS

Porto Alegre Salgado Filho

Thu 11/6

3:25 pm-10:34 am

2 stops21h 09m

Boston Logan Intl

Sat 11/8

6:23 pm-2:20 pm

2 stops41h 57m

$912

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Boston from

How to get the cheapest flight ticket from Porto Alegre to Boston

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 Boston?

In general, November is the cheapest month to fly from Porto Alegre to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $387. If you aren’t able to travel during the month of November, then book flights to Boston from Porto Alegre during June instead. Flights to Boston in June, while not as cheap as those in November, still average around $539.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Porto Alegre to Boston is on a Wednesday when prices can be found for as low as $863. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $1,371.

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

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Porto Alegre to Boston in the evening for as low as $915. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $1,075 per ticket.

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Porto Alegre when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $746 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Porto Alegre for as low as $417 on momondo.

Can stopping save me money on Porto Alegre to Boston flights?

You could potentially save up to 37% on your flight if you consider stops on a Porto Alegre to Boston flight.

How have Porto Alegre to Boston flight prices changed over time?

As of September 2025, prices for Porto Alegre to Boston flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Porto Alegre to Boston

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

Cheap Porto Alegre to Boston (POA to BOS) flight deals and tips

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

Direct flights

None
There are no direct flights from Porto Alegre to Boston. There are no popular flight routes from Porto Alegre to Boston.
Search flight deals

  • How far is Porto Alegre Salgado Filho to Boston Logan Intl by plane?

    There are 5155.0 mi between Porto Alegre Salgado Filho and Boston Logan Intl. By plane, this route typically takes 13h 25m.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Boston Logan Intl Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Boston Logan Intl Airport are updated daily.

  • How many operators does momondo search for flights from Porto Alegre Salgado Filho Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Porto Alegre to Boston?

Best airlines flying from Porto Alegre to Boston

Compare and see reviews for airlines that fly from Porto Alegre to Boston with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $560Free CancellationRating
7.6
1,533 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $624Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Boston?

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 Boston for you.

Can I find flights from Porto Alegre to Boston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Boston from Porto Alegre with this policy.

How can momondo help me find flights from Porto Alegre to Boston?

Once you have performed a search for Porto Alegre to Boston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Porto Alegre to Boston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Boston 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 10/17
Fri 10/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States