What are the cheapest airlines flying from Boston to Cusco round-trip?

Flying on Avianca is currently your cheapest option to Cusco, with prices starting at $419. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $666 and $687, respectively. Users have found that Avianca is 54% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Cusco ranges from 0.0 - 5.5 inches per month. January is typically the wettest month, when rainfall can reach 5.5 in. May is typically the driest time to visit Cusco when rainfall is around 0.0 in.

If weather is an important factor for your trip to Cusco, use this chart to help with planning. For those seeking warmer temperatures, October is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 50.0 F).

What are the most popular airlines that fly from Boston to Cusco?

Consider LATAM Airlines, Avianca or American Airlines when booking your flight. These represent the most popular airlines when flying from Boston to Cusco.

Most accurate provider : When it comes to deals on Boston-Cusco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Cusco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Cusco flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boston-Cusco flights, Cheapflights users trust eDreams the most. eDreams 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 Boston-Cusco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Boston to Cuzco?

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

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

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

$288+ Flights from Boston to Cusco

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Boston to Cuzco 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 Boston Logan Intl to Cusco Velazco Astete are usually found in January or September, booked 35 days in advance, depart on a Monday or Wednesday and return on a Monday

Find flight deals from Boston to Cuzco

Cheapest flights from Boston to Cuzco
Explore the most affordable flight options available from Boston to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Thu 12/47:55 amBOS - CUZ

1 stop27h 25mMultiple Airlines

Mon 12/812:05 amCUZ - BOS

2 stops23h 20mMultiple Airlines

Deal found 11/25

$720

Sat 12/203:25 pmBOS - CUZ

2 stops17h 40mLATAM Airlines

Tue 12/239:30 amCUZ - BOS

2 stops27h 05mLATAM Airlines

Deal found 11/24

$1,199

Wed 12/245:15 pmBOS - CUZ

2 stops24h 05mLATAM Airlines

Wed 12/3110:50 pmCUZ - BOS

2 stops20h 15mLATAM Airlines

Deal found 11/25

$1,299

Best flights from Boston to Cuzco
Discover carefully curated flight deals from Boston to Cuzco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 26, 2025.

Thu 1/85:28 amBOS - CUZ

2 stops24h 58mMultiple Airlines

Thu 1/156:30 pmCUZ - BOS

2 stops22h 38mMultiple Airlines

Deal found 11/24

$573

Mon 4/134:50 pmBOS - CUZ

2 stops19h 10mAvianca

Mon 4/204:45 pmCUZ - BOS

1 stop13h 30mAvianca

Deal found 11/26

$766

Mon 4/133:50 pmBOS - CUZ

2 stops18h 05mLATAM Airlines

Sun 4/1912:05 amCUZ - BOS

2 stops22h 20mLATAM Airlines

Deal found 11/26

$798

Mon 1/125:28 amBOS - CUZ

2 stops25h 58mMultiple Airlines

Mon 1/1910:00 pmCUZ - BOS

3 stops25h 57mMultiple Airlines

Deal found 11/25

$694

Mon 1/123:25 pmBOS - CUZ

2 stops19h 55mAvianca

Mon 1/195:10 pmCUZ - BOS

1 stop13h 25mAvianca

Deal found 11/25

$776

Wed 4/294:50 pmBOS - CUZ

3 stops32h 50mMultiple Airlines

Thu 5/144:45 pmCUZ - BOS

2 stops21h 10mMultiple Airlines

Deal found 11/24

$725

Tue 1/277:55 amBOS - CUZ

1 stop27h 25mMultiple Airlines

Tue 2/249:45 pmCUZ - BOS

2 stops21h 57mMultiple Airlines

Deal found 11/25

$753

Sun 3/84:25 pmBOS - CUZ

2 stops24h 11mMultiple Airlines

Sun 3/158:37 pmCUZ - BOS

2 stops33h 58mMultiple Airlines

Deal found 11/24

$773

Last-minute flights from Boston to Cuzco
Discover last-minute flight deals from Boston to Cuzco. Data last updated November 26, 2025 and is based on user searches.

Thu 12/47:55 amBOS - CUZ

1 stop27h 25mMultiple Airlines

Tue 12/98:10 pmCUZ - BOS

2 stops19h 00mMultiple Airlines

Deal found 11/25

$720

Sat 12/203:25 pmBOS - CUZ

2 stops17h 40mLATAM Airlines

Tue 12/239:30 amCUZ - BOS

2 stops27h 05mLATAM Airlines

Deal found 11/24

$1,199

Wed 12/245:15 pmBOS - CUZ

2 stops24h 05mLATAM Airlines

Wed 12/3110:50 pmCUZ - BOS

2 stops20h 15mLATAM Airlines

Deal found 11/25

$1,299

One-way flights from Boston to Cuzco
Search for one-way flight options from Boston to Cuzco. Find affordable one-way fares based on user searches. Data last updated November 26, 2025.

Sat 3/77:55 amBOS - CUZ

2 stops22h 31mMultiple Airlines

Deal found 11/24

$288

Sat 5/169:00 amBOS - CUZ

2 stops13h 44mMultiple Airlines

Deal found 11/24

$290

Sun 5/174:50 pmBOS - CUZ

2 stops15h 34mMultiple Airlines

Deal found 11/24

$292

Mon 5/184:50 pmBOS - CUZ

2 stops15h 34mMultiple Airlines

Deal found 11/24

$297

Sun 4/198:45 pmBOS - CUZ

2 stops20h 24mMultiple Airlines

Deal found 11/23

$348

Sun 4/196:15 pmBOS - CUZ

2 stops13h 09mAmerican Airlines

Deal found 11/23

$406

Thu 5/148:45 pmBOS - CUZ

3 stops20h 59mMultiple Airlines

Deal found 11/24

$439

Thu 5/149:00 amBOS - CUZ

1 stop27h 00mAvianca

Deal found 11/24

$476

Fri 5/1512:15 pmBOS - CUZ

3 stops19h 09mMultiple Airlines

Deal found 11/24

$481

Sat 5/167:00 pmBOS - CUZ

3 stops30h 40mLATAM Airlines

Deal found 11/24

$546

Cheap flight deals from Boston to Cuzco

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$560 (Mytrip)
One-way from	$288 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$842

Provider with most accurate pricing for Boston Logan Intl-Cusco Velazco Astete flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boston Logan Intl-Cusco Velazco Astete flights.

Search Deals

From Boston Logan Intl to Cusco Velazco Astete

Search Deals

One-way flight from Boston Logan Intl to Cusco Velazco Astete

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($122 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($62 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 1/8

5:28 am-6:26 am

2 stops24h 58m

Cusco Velazco Astete

Thu 1/15

6:30 pm-5:08 pm

2 stops22h 38m

$573

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 1/12

5:28 am-7:26 am

2 stops25h 58m

Cusco Velazco Astete

Mon 1/19

10:00 pm-11:57 pm

3 stops25h 57m

$694

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/29

4:50 pm-12:40 am

3 stops32h 50m

Cusco Velazco Astete

Thu 5/14

4:45 pm-2:55 pm

2 stops21h 10m

$725

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 1/27

7:55 am-11:20 am

1 stop27h 25m

Cusco Velazco Astete

Tue 2/24

9:45 pm-7:42 pm

2 stops21h 57m

$753

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 4/13

4:50 pm-11:00 am

2 stops19h 10m

Cusco Velazco Astete

Mon 4/20

4:45 pm-7:15 am

1 stop13h 30m

$766

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sun 3/8

4:25 pm-3:36 pm

2 stops24h 11m

Cusco Velazco Astete

Sun 3/15

8:37 pm-7:35 am

2 stops33h 58m

$773

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 1/12

3:25 pm-11:20 am

2 stops19h 55m

Cusco Velazco Astete

Mon 1/19

5:10 pm-6:35 am

1 stop13h 25m

$776

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 4/13

3:50 pm-8:55 am

2 stops18h 05m

Cusco Velazco Astete

Sun 4/19

12:05 am-11:25 pm

2 stops22h 20m

$798

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sat 4/25

9:00 am-9:44 pm

2 stops13h 44m

$288

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sat 3/7

7:55 am-6:26 am

2 stops22h 31m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 17 results

Compare providers for flights from Boston to Cuzco

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Cuzco in November.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
Cheapfaremart	Price Accuracy-	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 Boston-Cusco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Cusco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Cusco flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boston-Cusco flights, Cheapflights users trust eDreams the most. eDreams 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 Boston-Cusco 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 Boston to Cuzco

Have a flexible travel schedule? Discover the best time to fly to Cuzco from Boston 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 Boston to Cusco

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

Booking 35 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Cusco. 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 Boston to Cusco?

Currently, February is the cheapest month in which you can book a flight from Boston to Cusco (average of $419). Flying from Boston to Cusco in April is currently the most expensive (average of $707). 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 BOS to CUZ?

Unlike in the morning, when flights are generally more expensive, you can save up to 10% on flights from Boston to Cusco by exploring options for tickets in the afternoon.

Reviews of airlines servicing Cuzco

Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and American Airlines from Boston to Cusco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,003 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,003 reviews

Delta

7.9

Good

8,003 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

LATAM Airlines

7.5

Good

1,886 reviews

Delta

7.9

Good

8,003 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,037 reviews

Delta

7.9

Good

8,003 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Avianca

6.6

Okay

2,477 reviews

Delta

7.9

Good

8,003 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What are the cheapest airlines flying from Boston to Cusco round-trip?
Flying on Avianca is currently your cheapest option to Cusco, with prices starting at $419. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $666 and $687, respectively. Users have found that Avianca is 54% cheaper than the other options available to this destination.
Can I find deals for flights from Boston to Cuzco that include hotel bookings?
Yes. In addition to deals on Boston to Cuzco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Cuzco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Cuzco.
Can I find deals for business class flights from Boston to Cuzco?
Yes. Cheapflights offers flight deals from Boston to Cuzco 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 Boston to Cusco?
Currently, February is the cheapest month in which you can book a flight from Boston to Cusco (average of $419). Flying from Boston to Cusco in April is currently the most expensive (average of $707). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boston to Cuzco

Boston to Lima flights

Hartford to Lima flights

Boston to Iquitos flights

Hartford to Cuzco flights

Albany to Lima flights

Boston to Arequipa flights

Boston to Trujillo flights

Boston to Chiclayo flights

Other flights to Cuzco

Cusco to Puerto Maldonado flights

Cusco to Arequipa flights

Cusco to Lima flights

Cusco to Arequipa flights

Cusco to Lima flights

Cusco to Santiago flights

Cusco to La Paz flights

Cusco to Bogotá flights

Cusco to Lima flights

Top 4 airlines flying from Boston to Cuzco

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$419	Average$609	FlexibilityNo cancel fee	On-time71%
LATAM Airlines	Cheapest$666	Average$919	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$687	Average$899	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$741	Average$773	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$288+ Cheap flights from Boston (BOS) to Cusco (CUZ)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Cuzco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Boston Logan Intl to Cusco Velazco Astete are usually found in January or September, booked 35 days in advance, depart on a Monday or Wednesday and return on a Monday

Find flight deals from Boston to Cuzco

Cheapest flights from Boston to CuzcoExplore the most affordable flight options available from Boston to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Explore the most affordable flight options available from Boston to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

Cheap flight deals from Boston to Cuzco

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Cusco that are best for you.

Compare providers for flights from Boston to Cuzco

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 Boston to Cuzco in November.

Best time to book a flight from Boston to Cuzco

Have a flexible travel schedule? Discover the best time to fly to Cuzco from Boston with our price prediction graph.

Cheapflights Insights

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

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

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

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

Reviews of airlines servicing Cuzco

Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and American Airlines from Boston to Cusco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Boston to Cusco round-trip?

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

How can I find direct flights from Boston to Cuzco?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Cuzco

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Boston to Cuzco

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Boston to Cuzco
Explore the most affordable flight options available from Boston to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.