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$269+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CUZ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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

Cheap flight deals from Boston to Cuzco

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Cuzco (CUZ). 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 June 12, 2025.

Round-trip from

$585
(Avianca)

One-way from

$269
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$806
From Boston Logan Intl to Cusco Velazco Astete
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One-way flight from Boston Logan Intl to Cusco Velazco Astete
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Highest demand for flights based on searches. 9% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Avianca deal was found by Cheapflights users on 6/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:50 pmBOS - CUZ
2 stops19h 10mAvianca
Wed 10/812:15 pmCUZ - BOS
1 stop18h 00mAvianca
Deal found 6/11$585
This Justfly.com deal was found by Cheapflights users on 6/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:00 amBOS - CUZ
2 stops24h 35mLATAM Airlines
Sun 10/57:35 amCUZ - BOS
2 stops22h 50mLATAM Airlines
Deal found 6/12$593
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 9/35:47 amBOS - CUZ
2 stops25h 37mAmerican Airlines
Wed 9/178:57 pmCUZ - BOS
2 stops22h 17mAmerican Airlines
Deal found 6/9$625
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/84:50 pmBOS - CUZ
2 stops15h 45mMultiple Airlines
Fri 9/1212:15 pmCUZ - BOS
1 stop18h 00mMultiple Airlines
Deal found 6/9$741

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Cuzco 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 June 12, 2025.
Use the filters below to find and compare flights from Boston to Cusco that are best for you.

Fly from

Boston

Fly to

Cuzco

Route

Depart

Return

Price

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 10/1

4:50 pm-11:00 am

2 stops19h 10m

Cusco Velazco Astete

Wed 10/8

12:15 pm-7:15 am

1 stop18h 00m

$585

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 9/25

7:00 am-6:35 am

2 stops24h 35m

Cusco Velazco Astete

Sun 10/5

7:35 am-7:25 am

2 stops22h 50m

$593

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 9/3

5:47 am-6:24 am

2 stops25h 37m

Cusco Velazco Astete

Wed 9/17

8:57 pm-8:14 pm

2 stops22h 17m

$625

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 9/8

4:50 pm-7:35 am

2 stops15h 45m

Cusco Velazco Astete

Fri 9/12

12:15 pm-7:15 am

1 stop18h 00m

$741

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 10/1

4:50 pm-6:24 am

2 stops14h 34m

$269

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 9/17

4:50 pm-11:00 am

2 stops19h 10m

$284

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 8/26

7:15 am-6:35 am

2 stops24h 20m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Cuzco. Price data was last updated on June 9, 2025.

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 $789). Flying from Boston to Cusco in December is currently the most expensive (average of $1,308). 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?

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

Unlike in the morning, when flights are generally more expensive, you can save up to 11% on flights from Boston to Cusco by exploring options for tickets in the afternoon.

Rainfall in Cuzco by month

Plan your trip to Cuzco by taking into account the average rainfall totals by month.

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.

Temperature in Cuzco by month

Plan your trip to Cuzco by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Cuzco

Get insights into the airlines that provide service to Cuzco. 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 Cuzco. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with LATAM Airlines, American Airlines and Avianca from Boston to Cusco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,785 reviews

Boarding

7.6

Food

6.7

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
LATAM Airlines
7.5
Good
1,785 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Boarding

7.6

Food

6.7

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
American Airlines
7.2
Good
10,000 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Boarding

7.6

Food

6.7

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
Avianca
6.7
Okay
2,345 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Boarding

7.6

Food

6.7

Crew

8.1

Comfort

7.4

Overall

7.5

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

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?

    Flying on Avianca is currently your cheapest option to Cusco, with prices starting at $585. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $593 and $625, respectively. Users have found that Avianca is 28% 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 $789). Flying from Boston to Cusco in December is currently the most expensive (average of $1,308). 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

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Top 4 airlines flying from Boston to Cuzco

Discover the top 4 airlines that operate flights from Boston to Cuzco. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$419Average$634FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$656Average$884FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$665Average$855FlexibilityNo cancel feeOn-time71%
DeltaCheapest$677Average$773FlexibilityNo cancel feeOn-timeN/A

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