What is the cheapest airline that flies from Boston Logan Intl to Cusco Velazco Astete?

American Airlines and LATAM Airlines are the most popular carriers operating from Boston Logan Intl to Cusco Velazco Astete

What airlines fly to Cusco?

LATAM Airlines, Avianca and American Airlines are the top three most popular airlines that fly to Cusco from Boston according to our data. LATAM Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Cusco. Keep in mind that there are 3 different airlines that fly to Cusco on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport?

Prices for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport?

There are 3 operators available for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport as of February 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Cusco Velazco Astete Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Cusco Velazco Astete Airport.

What documentation or ID do you need to fly to Cusco Velazco Astete Airport?

The travel and health documents you'll need for your trip to Cusco Velazco Astete Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cusco Velazco Astete Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$348 Cheap Flights from Boston to Cusco in 2026

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Find the cheapest flights from Boston to Cusco

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 7:20 am

BOS

CUZ

26h 35m

2 stops

6:00 pm - 3:28 pm

CUZ

BOS

20h 28m

2 stops

$526Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

5:45 am - 6:25 am

BOS

CUZ

25h 40m

2 stops

9:55 pm - 11:59 pm

CUZ

BOS

25h 04m

3 stops

$563Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

5:45 am - 6:26 am

BOS

CUZ

25h 41m

2 stops

11:52 am - 3:28 pm

CUZ

BOS

26h 36m

2 stops

$576Multiple Airlines

Thu, Mar 12 - Mon, Mar 16

6:01 am - 6:25 am

BOS

CUZ

25h 24m

3 stops

9:55 pm - 11:59 pm

CUZ

BOS

25h 04m

3 stops

$590Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

5:45 am - 6:26 am

BOS

CUZ

25h 41m

2 stops

11:52 am - 4:54 pm

CUZ

BOS

28h 02m

3 stops

$618Multiple Airlines

Thu, Mar 12 - Mon, Mar 16

5:27 am - 7:20 am

BOS

CUZ

26h 53m

2 stops

6:40 pm - 4:54 pm

CUZ

BOS

21h 14m

3 stops

$623Multiple Airlines

Sun, Mar 8 - Sun, Mar 15

6:01 am - 6:15 am

BOS

CUZ

25h 14m

2 stops

9:10 pm - 1:55 pm

CUZ

BOS

15h 45m

2 stops

$646Multiple Airlines

Fri, Mar 27 - Fri, Apr 3

5:45 am - 7:20 am

BOS

CUZ

26h 35m

2 stops

11:05 am - 4:54 pm

CUZ

BOS

28h 49m

3 stops

$647Multiple Airlines

Thu, Mar 12 - Mon, Mar 16

8:55 am - 7:20 am

BOS

CUZ

23h 25m

2 stops

11:05 am - 7:35 am

CUZ

BOS

19h 30m

2 stops

$655Multiple Airlines

Thu, Mar 12 - Mon, Mar 16

6:01 am - 5:55 pm

BOS

CUZ

36h 54m

3 stops

11:52 am - 4:54 pm

CUZ

BOS

28h 02m

3 stops

$660Multiple Airlines

Thu, Mar 12 - Mon, Mar 16

LATAM Airlines flights from Boston to Cusco

Our best LATAM Airlines deals on Boston to Cusco flight tickets

LATAM Airlines

Apr 20

BOS11:15 amBoston Logan Intl

20h 20m

2 stops

CUZ6:35 amCusco Velazco Astete

Apr 27

CUZ6:45 pmCusco Velazco Astete

19h 43m

2 stops

BOS3:28 pmBoston Logan Intl

$755

LATAM Airlines

Apr 22

BOS8:59 pmBoston Logan Intl

16h 11m

2 stops

CUZ12:10 pmCusco Velazco Astete

Apr 26

CUZ10:45 pmCusco Velazco Astete

23h 42m

2 stops

BOS11:27 pmBoston Logan Intl

$797

LATAM Airlines

Feb 23

BOS5:25 pmBoston Logan Intl

19h 30m

2 stops

CUZ12:55 pmCusco Velazco Astete

Feb 25

CUZ8:10 pmCusco Velazco Astete

18h 45m

2 stops

BOS2:55 pmBoston Logan Intl

$798

Avianca flights from Boston to Cusco

Our best Avianca deals on Boston to Cusco flight tickets

Avianca

Apr 15

BOS4:50 pmBoston Logan Intl

19h 30m

2 stops

CUZ11:20 amCusco Velazco Astete

Apr 22

CUZ5:10 pmCusco Velazco Astete

13h 00m

1 stop

BOS7:10 amBoston Logan Intl

$768

Avianca

Apr 16

BOS8:45 amBoston Logan Intl

27h 35m

1 stop

CUZ11:20 amCusco Velazco Astete

Apr 27

CUZ5:10 pmCusco Velazco Astete

13h 00m

1 stop

BOS7:10 amBoston Logan Intl

$815

Avianca

May 19

BOS8:45 amBoston Logan Intl

27h 35m

1 stop

CUZ11:20 amCusco Velazco Astete

May 26

CUZ5:10 pmCusco Velazco Astete

20h 40m

2 stops

BOS2:50 pmBoston Logan Intl

$823

Fly from

Fly to

Route

Depart

Return

Price

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 3/24

5:45 am-7:20 am

2 stops26h 35m

Cusco Velazco Astete

Tue 3/31

6:00 pm-3:28 pm

2 stops20h 28m

$526

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 3/24

5:45 am-6:25 am

2 stops25h 40m

Cusco Velazco Astete

Tue 3/31

9:55 pm-11:59 pm

3 stops25h 04m

$563

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 3/12

5:45 am-6:26 am

2 stops25h 41m

Cusco Velazco Astete

Mon 3/16

11:52 am-3:28 pm

2 stops26h 36m

$576

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 3/24

6:01 am-6:25 am

3 stops25h 24m

Cusco Velazco Astete

Tue 3/31

9:55 pm-11:59 pm

3 stops25h 04m

$590

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 3/12

5:45 am-6:26 am

2 stops25h 41m

Cusco Velazco Astete

Mon 3/16

11:52 am-4:54 pm

3 stops28h 02m

$618

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sun 3/8

5:27 am-7:20 am

2 stops26h 53m

Cusco Velazco Astete

Sun 3/15

6:40 pm-4:54 pm

3 stops21h 14m

$623

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Fri 3/27

6:01 am-6:15 am

2 stops25h 14m

Cusco Velazco Astete

Fri 4/3

9:10 pm-1:55 pm

2 stops15h 45m

$646

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 3/12

5:45 am-7:20 am

2 stops26h 35m

Cusco Velazco Astete

Mon 3/16

11:05 am-4:54 pm

3 stops28h 49m

$647

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 3/12

8:55 am-7:20 am

2 stops23h 25m

Cusco Velazco Astete

Mon 3/16

11:05 am-7:35 am

2 stops19h 30m

$655

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 3/12

6:01 am-5:55 pm

3 stops36h 54m

Cusco Velazco Astete

Mon 3/16

11:52 am-4:54 pm

3 stops28h 02m

$660

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Cusco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Cusco?

In general, January is the cheapest month to fly from Boston to Cusco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $543. If you aren’t able to travel to Cusco during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $716.

How far in advance should I book a flight to Cusco?

You are more likely to see cheaper flights to Cusco from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Cusco for around $907 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cusco from Boston for as low as $517 on momondo.

How have Boston to Cusco flight prices changed over time?

When to book flights from Boston to Cusco

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Cusco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Cusco (BOS to CUZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Cusco

Fastest flight time	17h 30m
Direct flights	None

The fastest flight from Boston to Cusco takes 17h 30m

There are no direct flights from Boston to Cusco. There are no popular flight routes from Boston to Cusco.

Search flight deals

How far is Boston Logan Intl to Cusco Velazco Astete by plane?
A flight from Boston Logan Intl to Cusco Velazco Astete will travel around 3859.6 mi. In terms of flight time, this usually takes a little over 17h 30m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport?
Prices for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport?
There are 3 operators available for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport as of February 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Cusco Velazco Astete Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Cusco Velazco Astete Airport.
What documentation or ID do you need to fly to Cusco Velazco Astete Airport?
The travel and health documents you'll need for your trip to Cusco Velazco Astete Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cusco Velazco Astete Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Boston to Cusco?
momondo data reveals that the most frequently booked airline on the route from Boston to Cusco is LATAM Airlines, representing 73% of all bookings. The subsequent popular airlines are Avianca at 16% and American Airlines at 11%.

Best airlines flying from Boston to Cusco

Compare and see reviews for airlines that fly from Boston to Cusco with momondo

Airline	Rating	Free Cancellation	Price
Avianca	PriceFrom $469	Free Cancellation	Rating 6.5 2,496 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $659	Free Cancellation	Rating 7.5 1,922 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $773	Free Cancellation	Rating 7.2 11,266 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Boston to Cusco?

It is quick and easy to find Boston to Cusco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cusco that suits you.

Can I find flights from Boston to Cusco with flexible booking policies on momondo?

momondo does allow users to show only those flights to Cusco from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Cusco?

momondo provides multiple filters to help you find the best flight to Cusco from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Cusco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Cusco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.