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Cuzco

$284+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CUZ
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1611:31 am
BOS
-
CUZ
2 stops18h 54m
Multiple Airlines
Tue 3/35:02 pm
CUZ
-
BOS
3 stops25h 54m
Multiple Airlines
Deal found 1/19$655
This Mytrip deal was found by Cheapflights users on 1/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1711:31 am
BOS
-
CUZ
2 stops18h 55m
Multiple Airlines
Tue 2/2410:02 pm
CUZ
-
BOS
2 stops18h 43m
Multiple Airlines
Deal found 1/19$660
This Mytrip deal was found by Cheapflights users on 1/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/81:00 pm
BOS
-
CUZ
3 stops28h 55m
Multiple Airlines
Sat 2/146:40 pm
CUZ
-
BOS
2 stops15h 46m
Multiple Airlines
Deal found 1/18$721
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/73:35 pm
BOS
-
CUZ
2 stops14h 50m
Multiple Airlines
Fri 3/1312:05 am
CUZ
-
BOS
2 stops32h 27m
Multiple Airlines
Deal found 1/21$728
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
Sat 2/287:55 am
BOS
-
CUZ
1 stop27h 25m
Multiple Airlines
Mon 3/910:32 pm
CUZ
-
BOS
2 stops41h 43m
Multiple Airlines
Deal found 1/18$746
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
Sat 2/287:55 am
BOS
-
CUZ
1 stop27h 25m
Multiple Airlines
Thu 3/55:07 pm
CUZ
-
BOS
2 stops19h 01m
Multiple Airlines
Deal found 1/18$750
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/218:55 am
BOS
-
CUZ
2 stops16h 50m
Multiple Airlines
Sat 3/2810:00 pm
CUZ
-
BOS
2 stops15h 50m
Multiple Airlines
Deal found 1/20$756
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
Sat 2/287:55 am
BOS
-
CUZ
1 stop27h 25m
Multiple Airlines
Sun 3/811:02 am
CUZ
-
BOS
2 stops35h 42m
Multiple Airlines
Deal found 1/18$765
This Avianca deal was found by Cheapflights users on 1/19. 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.
Fri 9/254:50 pm
BOS
-
CUZ
2 stops19h 10m
Avianca
Fri 10/212:15 pm
CUZ
-
BOS
1 stop18h 00m
Avianca
Deal found 1/19$767
This Flightnetwork deal was found by Cheapflights users on 1/18. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/13:25 pm
BOS
-
CUZ
2 stops19h 55m
Avianca
Sat 3/75:10 pm
CUZ
-
BOS
2 stops20h 40m
Avianca
Deal found 1/18$768

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$655
(Mytrip)

One-way from

$284
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$779
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. 4% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 21, 2026.
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

Tue 2/17

11:31 am-6:26 am

2 stops18h 55m

Cusco Velazco Astete

Tue 2/24

10:02 pm-4:45 pm

2 stops18h 43m

$660

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sat 3/21

8:55 am-12:45 am

2 stops16h 50m

Cusco Velazco Astete

Sat 3/28

10:00 pm-2:50 pm

2 stops15h 50m

$756

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/15

4:50 pm-11:00 am

2 stops19h 10m

Cusco Velazco Astete

Wed 4/22

12:15 pm-7:15 am

1 stop18h 00m

$767

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sat 3/7

3:35 pm-6:25 am

2 stops14h 50m

Cusco Velazco Astete

Sat 3/14

9:37 pm-10:37 pm

3 stops24h 00m

$785

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 2/2

1:30 pm-10:05 am

2 stops20h 35m

Cusco Velazco Astete

Wed 2/4

9:30 am-2:56 pm

2 stops29h 26m

$808

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Fri 2/27

5:27 am-9:06 am

2 stops27h 39m

Cusco Velazco Astete

Mon 3/9

5:10 pm-7:35 am

1 stop13h 25m

$814

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 5/28

9:00 am-11:00 am

1 stop27h 00m

Cusco Velazco Astete

Thu 6/4

11:00 pm-2:50 pm

2 stops14h 50m

$821

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/15

8:59 pm-11:10 am

2 stops15h 11m

Cusco Velazco Astete

Wed 4/22

6:50 am-1:15 am

2 stops17h 25m

$824

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sat 2/28

7:55 am-11:20 am

1 stop27h 25m

Cusco Velazco Astete

Sat 3/7

9:47 pm-1:50 pm

2 stops16h 03m

$824

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 1/26

3:18 pm-9:05 pm

3 stops53h 47m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 14 results
1
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Cusco flight deals on Cheapflights vs. FlightHub >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 Expedia the most. Expedia 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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Cuzco. Price data was last updated on January 16, 2026.

Booking 52 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, June is the cheapest month in which you can book a flight from Boston to Cusco (average of $319). Flying from Boston to Cusco in December is currently the most expensive (average of $780). 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.

How much does it cost to fly round-trip from Boston to Cusco?

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 January 21, 2026.
Peruse reviews from past customers who have flown with LATAM Airlines, American Airlines, and Avianca 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.
LATAM Airlines
7.5
Good
1,912 reviews

Crew

8.0

Food

6.7

Entertainment

7.0

Boarding

7.6

Comfort

7.3

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
LATAM Airlines
7.5
Good
1,912 reviews
LATAM Airlines
7.5
Good
1,912 reviews

Crew

8.0

Food

6.7

Entertainment

7.0

Boarding

7.6

Comfort

7.3

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
American Airlines
7.2
Good
11,172 reviews
LATAM Airlines
7.5
Good
1,912 reviews

Crew

8.0

Food

6.7

Entertainment

7.0

Boarding

7.6

Comfort

7.3

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
Avianca
6.6
Okay
2,496 reviews
LATAM Airlines
7.5
Good
1,912 reviews

Crew

8.0

Food

6.7

Entertainment

7.0

Boarding

7.6

Comfort

7.3

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP

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.

  • How long is the flight from Boston to Cusco?

    A quick flight from Boston to Cusco can take about 19h 10m. Avianca provides one of the quickest options available for as low as $767. The distance between Boston and Cusco is about 3860 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $469. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $663 and $773, respectively. Users have found that Avianca is 49% 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, June is the cheapest month in which you can book a flight from Boston to Cusco (average of $319). Flying from Boston to Cusco in December is currently the most expensive (average of $780). 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

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

Top 3 airlines flying from Boston to Cuzco

Discover the top 3 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$469Average$646FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$663Average$926FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$773Average$1,043FlexibilityNo cancel feeOn-time71%

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