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$315+ Cheap flights from Curitiba (CWB) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
CWB — BOS
jan 11 — jan 181
dom 1/11
dom 1/18
1 adult, Economy
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Find cheap flights from Curitiba to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Curitiba Afonso Pena to Boston Logan Intl are usually found in February or September, booked 72 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Curitiba to Boston

Cheapest flights from Curitiba to Boston
Explore the most affordable flight options available from Curitiba to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 12, 2025.

This Copa Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 12/165:40 amCWB - BOS
2 stops19h 00mCopa Airlines
qui 1/297:31 amBOS - CWB
2 stops27h 14mCopa Airlines
Deal found 12/10$985
This Copa Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 12/165:40 amCWB - BOS
2 stops19h 00mCopa Airlines
qui 1/153:07 pmBOS - CWB
2 stops24h 43mCopa Airlines
Deal found 12/10$986
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/1511:40 amCWB - BOS
2 stops23h 52mMultiple Airlines
sáb 1/1710:45 amBOS - CWB
2 stops29h 00mMultiple Airlines
Deal found 12/10$1,041
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/252:50 pmCWB - BOS
2 stops20h 29mUnited Airlines
ter 2/32:20 pmBOS - CWB
2 stops22h 05mUnited Airlines
Deal found 12/10$1,050
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/177:05 pmCWB - BOS
2 stops19h 48mUnited Airlines
ter 1/610:30 amBOS - CWB
2 stops22h 30mUnited Airlines
Deal found 12/10$1,184
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 12/205:25 pmCWB - BOS
2 stops22h 55mUnited Airlines
qua 1/289:30 amBOS - CWB
2 stops30h 40mUnited Airlines
Deal found 12/11$1,195
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/223:45 pmCWB - BOS
2 stops29h 03mUnited Airlines
qua 1/284:16 pmBOS - CWB
2 stops44h 04mUnited Airlines
Deal found 12/11$1,252
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 12/217:05 pmCWB - BOS
2 stops30h 49mUnited Airlines
qui 1/296:00 amBOS - CWB
2 stops27h 00mUnited Airlines
Deal found 12/11$1,275
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/252:50 pmCWB - BOS
2 stops20h 46mAmerican Airlines
ter 2/33:35 pmBOS - CWB
2 stops17h 05mAmerican Airlines
Deal found 12/11$1,293
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/223:45 pmCWB - BOS
2 stops29h 03mUnited Airlines
sex 1/302:20 pmBOS - CWB
2 stops42h 40mUnited Airlines
Deal found 12/11$1,335

Find flight deals from Curitiba to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Curitiba (CWB) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated dezembro 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$658
(Avianca)

One-way from

$315
(FlightHub)

Popular in

July

Cheapest in

February

Average price

$1,077
Provider with most accurate pricing for Curitiba Afonso Pena-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Curitiba Afonso Pena-Boston Logan Intl flights.
Search Deals
From Curitiba Afonso Pena to Boston Logan Intl
Search Deals
One-way flight from Curitiba Afonso Pena to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Curitiba 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, Cheapflights users made 2,558,603 searches. Data last updated dezembro 12, 2025.
Use the filters below to find and compare flights from Curitiba to Boston that are best for you.

Fly from

Curitiba

Fly to

Boston

Route

Depart

Return

Price

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

qua 3/18

11:20 am-7:35 am

2 stops21h 15m

Boston Logan Intl

sáb 3/21

8:55 am-10:55 am

2 stops49h 00m

$654

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

ter 3/24

7:15 pm-7:35 am

1 stop13h 20m

Boston Logan Intl

ter 3/31

2:00 pm-11:20 am

2 stops20h 20m

$758

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

qui 2/12

8:00 am-1:09 am

2 stops19h 09m

Boston Logan Intl

qui 6/4

9:55 am-12:05 am

1 stop13h 10m

$761

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

qui 2/12

7:00 pm-6:35 am

1 stop13h 35m

Boston Logan Intl

qui 6/4

9:55 am-12:05 am

1 stop13h 10m

$837

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

qui 12/25

2:50 pm-2:20 pm

3 stops25h 30m

Boston Logan Intl

ter 2/3

7:07 pm-2:25 pm

2 stops17h 18m

$1,050

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

seg 12/22

3:45 pm-6:48 pm

2 stops29h 03m

Boston Logan Intl

qua 1/28

4:16 pm-2:20 pm

2 stops44h 04m

$1,252

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

qui 12/25

2:50 pm-9:36 am

2 stops20h 46m

Boston Logan Intl

ter 2/3

3:35 pm-10:40 am

2 stops17h 05m

$1,293

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

seg 12/22

3:45 pm-6:48 pm

2 stops29h 03m

Boston Logan Intl

sex 1/30

2:20 pm-11:00 am

2 stops42h 40m

$1,335

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

sex 1/9

6:45 pm-2:00 pm

2 stops21h 15m

Boston Logan Intl

seg 2/9

6:00 am-11:00 am

2 stops27h 00m

$1,355

CuritibaBoston

CWB - BOS

CWBBOS

Curitiba Afonso Pena

dom 3/8

7:25 pm-7:35 am

2 stops37h 10m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results
1
2

Compare providers for flights from Curitiba to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Curitiba to Boston in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Curitiba-Boston flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Curitiba-Boston flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Curitiba-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Curitiba-Boston flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Curitiba-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Curitiba to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Curitiba with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Curitiba to Boston

How far ahead should I book a flight from Curitiba to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Curitiba to Boston. Price data was last updated on December 5, 2025.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Curitiba to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Curitiba to Boston?

Currently, January is the cheapest month in which you can book a flight from Curitiba to Boston (average of $356). Flying from Curitiba to Boston in October is currently the most expensive (average of $668). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CWB to BOS?

Find hourly flight availability from Curitiba to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated dezembro 12, 2025.

One of the essential ways to save on airfare from Curitiba to Boston is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 9% on airfare.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated dezembro 12, 2025.
See what other customers who have flown with LATAM Airlines from Curitiba to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,887 reviews

Entertainment

7.0

Crew

8.1

Boarding

7.6

Overall

7.5

Food

6.7

Comfort

7.4

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,887 reviews
LATAM Airlines
7.5
Good
1,887 reviews

Entertainment

7.0

Crew

8.1

Boarding

7.6

Overall

7.5

Food

6.7

Comfort

7.4

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

Related info for your journey

Find useful and relevant information for your journey from Curitiba to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Curitiba to Boston?

    A quick flight from Curitiba to Boston can take about 13h 20m. Avianca provides one of the quickest options available for as low as $758. Airlines will cover a distance of 4890 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Curitiba to Boston round-trip?

    Flying on LATAM Airlines is currently your cheapest option to Boston, with prices starting at $624. LATAM Airlines is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Curitiba to Boston that include hotel bookings?

    Yes. In addition to deals on Curitiba to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Curitiba to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Curitiba to Boston.

  • Can I find deals for business class flights from Curitiba to Boston?

    Yes. Cheapflights offers flight deals from Curitiba to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Curitiba to Boston?

    Currently, January is the cheapest month in which you can book a flight from Curitiba to Boston (average of $356). Flying from Curitiba to Boston in October is currently the most expensive (average of $668). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Cranston
Lincoln
Lowell
Smithfield
Peabody
Brockton
Quincy
York Beach
Warwick
Londonderry
Swansea
Old Orchard Beach
Waltham
Chelsea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Curitiba to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Londrina to Boston flights
Maringá to Boston flights

Top airline flying from Curitiba to Boston

Discover the top airline that operate flights from Curitiba to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated dezembro 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$624Average$1,074FlexibilityNo cancel feeOn-time81%

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