$350 Cheap Flights from Boston (BOS) to Cusco (CUZ)

View $350 flight on Fri, Nov 20, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Alejandro Velasco Astete Intl. Airport (CUZ)

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Cheap Flights from Boston to Cusco (BOS-CUZ)

Prices were available within the past 7 days and start at $350 for one-way flights and $721 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Nov 26 - Sun, Dec 6
BOS
Boston
CUZ
Cusco
$721 Roundtrip, found 2 days ago
$721
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Nov 26 from Boston to Cusco, returning Sun, Dec 6, priced at $721 found 2 days ago
Air Canada
Tue, Dec 1 - Thu, Dec 10
BOS
Boston
CUZ
Cusco
$726 Roundtrip, found 2 hours ago
$726
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Dec 1 from Boston to Cusco, returning Thu, Dec 10, priced at $726 found 2 hours ago
Air Canada
Thu, Oct 29 - Wed, Nov 4
BOS
Boston
CUZ
Cusco
$741 Roundtrip, just found
$741
Roundtrip
just found
Select Air Canada flight, departing Thu, Oct 29 from Boston to Cusco, returning Wed, Nov 4, priced at $741 just found
Air Canada
Wed, Nov 4 - Mon, Nov 9
BOS
Boston
CUZ
Cusco
$746 Roundtrip, found 1 day ago
$746
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Nov 4 from Boston to Cusco, returning Mon, Nov 9, priced at $746 found 1 day ago
Air Canada
Tue, Dec 1 - Thu, Dec 10
BOS
Boston
CUZ
Cusco
$756 Roundtrip, found 2 hours ago
$756
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Dec 1 from Boston to Cusco, returning Thu, Dec 10, priced at $756 found 2 hours ago
Air Canada
Mon, Nov 16 - Fri, Nov 20
BOS
Boston
CUZ
Cusco
$758 Roundtrip, found 1 day ago
$758
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Nov 16 from Boston to Cusco, returning Fri, Nov 20, priced at $758 found 1 day ago
Delta
Thu, Oct 29 - Wed, Nov 4
BOS
Boston
CUZ
Cusco
$759 Roundtrip, just found
$759
Roundtrip
just found
Select Delta flight, departing Thu, Oct 29 from Boston to Cusco, returning Wed, Nov 4, priced at $759 just found
JetBlue Airways
Wed, Sep 16 - Thu, Sep 24
BOS
Boston
CUZ
Cusco
$769 Roundtrip, found 1 hour ago
$769
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Sep 16 from Boston to Cusco, returning Thu, Sep 24, priced at $769 found 1 hour ago
LATAM Airlines Group
Fri, Aug 21 - Fri, Sep 4
BOS
Boston
CUZ
Cusco
$774 Roundtrip, just found
$774
Roundtrip
just found
Select LATAM Airlines Group flight, departing Fri, Aug 21 from Boston to Cusco, returning Fri, Sep 4, priced at $774 just found
American Airlines
Sat, Sep 12 - Fri, Sep 18
BOS
Boston
CUZ
Cusco
$775 Roundtrip, found 1 day ago
$775
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 12 from Boston to Cusco, returning Fri, Sep 18, priced at $775 found 1 day ago

Alternative airports near Cusco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Alejandro Velasco Astete Intl. CUZ. Cheapest and Closest option available. Average driving time to city center is 4 minutes. Flights from $1,176
CUZ
Alejandro Velasco Astete Intl.
CheapestClosest
Average driving time to city center4 min
Flights from $1,176

What you need to know for your flight from Logan Intl. to Alejandro Velasco Astete Intl.

Boston (BOS) to Cusco (CUZ) at a glance

Travel from Boston (BOS) to Cusco (CUZ) with a range of airlines on this international long-haul journey. Explore various options from both full-service and low-cost carriers to discover the itinerary that aligns with your budget, schedule, and travel preferences as you embark on an adventure through Cusco’s renowned attractions and neighborhoods. Get essential information for flights departing from Logan International Airport (BOS) to Alejandro Velasco Astete International Airport (CUZ).

  • Fastest flight duration: around 9h 30m in-flight, plus roughly 17h 30m layover with one stop
  • Route distance: roughly 3,800 miles (6,120 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $305–$780, depending on seasonality and how far ahead you book

Flights from Logan International Airport (BOS) to Alejandro Velasco Astete International Airport (CUZ)

Based on recent traveler bookings, here are the top airlines flying from Boston to Cusco, favored for both multi-stop and one-stop flights. Common layover points include Jorge Chávez International Airport (LIM) with an approximate 2h 30m layover, Miami International Airport (MIA) with about a 2-hour layover, and John F. Kennedy International Airport (JFK) with a 2h 45m layover. This variety allows you to mix and match options based on price, total travel time, and cabin class to create your ideal itinerary.

  • Delta: This full-service airline provides multi-stop options, with one-way ticket prices generally falling between $360 and $685. It makes up around 44% of departures on this route, featuring an in-flight duration of 11 hours and a total travel time of approximately 15 hours and 45 minutes, including layovers.
  • American Airlines: Offering a full-service experience with multi-stop routes, American Airlines has one-way fares that usually range from $345 to $610. It represents about 21% of the departures on this route, with an 11-hour flight time and an overall journey lasting around 15 hours and 45 minutes, factoring in layovers.
  • LATAM Airlines Group: This full-service airline features multi-stop services, with one-way fares typically priced between $325 and $835. LATAM accounts for roughly 14% of departures on this route, boasting an in-flight time of 11 hours and a total trip duration of around 15 hours and 45 minutes, including layovers.
  • Avianca: Providing both one-stop and multi-stop services, Avianca has one-way fares that can range from $305 to $1370. It holds about 10% of the departures on this route, with a standard one-stop travel time of 9 hours and 30 minutes in the air and a total journey time of about 27 hours.
  • United: As a full-service airline, United offers multi-stop options with one-way fares generally priced between $305 and $545. It constitutes around 5% of departures on this route, featuring an in-flight time of 11 hours and a total journey time of approximately 15 hours and 45 minutes, including layovers.

How to find the best prices for flights from Boston (BOS) to Cusco (CUZ)

Getting some of the best deals on flights from Boston to Cusco is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, although most travelers tend to book at least 2 months ahead. Morning departures (5am-12pm) often offer lower prices, while evening flights (6pm-12am) are the most popular. Additionally, flying on Saturday not only provides cheaper prices but is also the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Cusco hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Alejandro Velasco Astete International Airport from Logan International Airport

Cusco welcomes travelers from Boston with a range of transport options based on price, convenience, and proximity. Here's how to reach Cusco efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Cusco, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Alejandro Velasco Astete International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Alejandro Velasco Astete International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Alejandro Velasco Astete International Airport, travelers can conveniently access several key transport links. Cusco Bus Station, a bus station, is located about 1.6 miles from the airport by car, while Cusco Wanchaq Station, a train station, is approximately 2.5 miles away by car. Additionally, Cusco Seaport, a seaport, is about 3.2 miles from the airport, also best reached by car.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) cost?
You can find cheap one-way flights from $350 and cheap return flights from $721 Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) with Expedia. One-way flights typically cost between $422 and $2114, and return flights often range between $896 and $3506. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
April is the cheapest month to fly from Boston (BOS) to Cusco (CUZ), with average return fares around $822. This is about 16% lower than the average price throughout the year, as travel demand typically decreases after the peak travel season. Other budget-friendly months include February and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Enter BOS to CUZ and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
LAN Airlines is one of the cheapest airlines offering connecting flights from Boston (BOS) to Cusco (CUZ), with round-trip tickets starting from around $822. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
When flying from Boston to Cusco, April and November are the best months to travel. Return flights during these months average around $822, making them the cheapest options. April is ideal for pleasant weather and fewer tourists, while November offers a unique cultural experience, enhancing your trip.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
The earliest flight from Logan Intl. (BOS) to Alejandro Velasco Astete Intl. (CUZ) usually departs at 5:00 AM, operated by American Airlines. An early departure can help you maximize your time in Cusco. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
For flights from Boston, MA (BOS) to Cusco (CUZ), the most popular departure times are in the evening, from 6pm to 9pm. About 36% of passengers prefer this time window. Airlines such as Delta Air Lines, American Airlines, and JetBlue Airways offer flights during this period. Many travelers like this timing as it allows for a full day of exploration in Boston before heading to Cusco.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Flying from BOS to CUZ with a connection usually takes about 18 hours 50 minutes, traveling roughly 3,863 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
Business class is available on flights from BOS to CUZ. Airlines that offer business class service on this route include:

  • Avianca
  • United Airlines
  • Air Canada

How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cusco from Logan Intl. (BOS)?
If you're planning to travel to Cusco from Logan Intl. (BOS), you can fly into Alejandro Velasco Astete Intl. (CUZ) Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Miami Intl. (MIA), John F. Kennedy Intl. (JFK) before reaching Cusco. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) Cusco Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Cusco (CUZ-Alejandro Velasco Astete Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Alejandro Velasco Astete Intl.
Roundtrip price
$720
Distance
3862 mi

Book with confidence

Boston to Cusco Flights

The cheapest times to fly from Boston to Cusco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Cusco are during the month of November. You can find some of the cheapest flights from Boston to Cusco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Cusco

Sunday is one of the best days to book for cheap flights from Boston to Cusco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Cusco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Cusco in 2026. You can also book with separate airlines for your outbound and return journeys, from $350 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Cusco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Cusco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to Cusco Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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