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

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

What airlines fly to Cusco?

LATAM Airlines, American Airlines and Avianca 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 48% of people opting to fly with this airline when traveling to Cusco. Keep in mind that there are 4 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 4 operators available for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport as of October 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.

$462 Cheap Flights from Boston to Cusco in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Cusco

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 2:30 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

22h 50m2 stops San Salvador El Salvador Intl Lima J Chavez Intl

9:40 pm - 6:35 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

32h 55m2 stops Lima J Chavez Intl Bogotá El Dorado

$778Multiple Airlines

Wed, Nov 11 - Sun, Nov 15

7:55 am - 4:10 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

32h 15m2 stops Bogotá El Dorado Lima J Chavez Intl

7:55 pm - 1:45 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

17h 50m2 stops Lima J Chavez Intl San Salvador El Salvador Intl

$782Multiple Airlines

Thu, Feb 18 - Sat, Feb 27

4:50 pm - 4:50 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

25h 00m2 stops San Salvador El Salvador Intl Lima J Chavez Intl

9:15 pm - 2:50 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

16h 35m2 stops Lima J Chavez Intl San Salvador El Salvador Intl

$813Multiple Airlines

Fri, Apr 16 - Sat, Apr 24

4:50 pm - 11:20 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

19h 30m2 stops San Salvador El Salvador Intl Bogotá El Dorado

5:10 pm - 7:10 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

13h 00m1 stop Bogotá El Dorado

$835Avianca

Sun, Apr 25 - Wed, May 5

9:05 am - 1:00 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

15h 55m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:05 am - 1:08 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

17h 03m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$836LATAM Airlines

Thu, Nov 12 - Thu, Nov 19

10:10 am - 1:00 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

14h 50m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

5:00 am - 1:15 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

20h 15m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$836LATAM Airlines

Tue, Dec 1 - Tue, Dec 8

7:55 am - 11:25 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

27h 30m1 stop Bogotá El Dorado

5:10 pm - 6:35 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

13h 25m1 stop Bogotá El Dorado

$856Avianca

Thu, Nov 19 - Wed, Dec 2

8:45 am - 11:20 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

27h 35m1 stop Bogotá El Dorado

5:10 pm - 2:50 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

20h 40m2 stops Bogotá El Dorado San Salvador El Salvador Intl

$863Avianca

Thu, Apr 15 - Sun, Apr 25

6:40 pm - 11:25 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

17h 45m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:40 am - 12:58 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

15h 18m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$872Delta

Sat, Apr 17 - Fri, Apr 23

6:40 pm - 8:00 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

14h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:40 am - 12:58 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

15h 18m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$872Delta

Tue, Apr 20 - Sun, Apr 25

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LATAM Airlines flights from Boston to Cusco

Our best LATAM Airlines deals on Boston to Cusco flight tickets

LATAM Airlines

Nov 12

BOS9:05 amBoston Logan Intl

15h 55m

2 stops

CUZ1:00 amCusco Velazco Astete

Nov 19

CUZ8:05 amCusco Velazco Astete

17h 03m

2 stops

BOS1:08 amBoston Logan Intl

$836

LATAM Airlines

Dec 7

BOS10:10 amBoston Logan Intl

14h 50m

2 stops

CUZ1:00 amCusco Velazco Astete

Dec 14

CUZ7:10 amCusco Velazco Astete

18h 05m

2 stops

BOS1:15 amBoston Logan Intl

$854

LATAM Airlines

Feb 28

BOS3:50 pmBoston Logan Intl

16h 10m

2 stops

CUZ8:00 amCusco Velazco Astete

Mar 4

CUZ8:40 amCusco Velazco Astete

16h 18m

2 stops

BOS12:58 amBoston Logan Intl

$903

Avianca flights from Boston to Cusco

Our best Avianca deals on Boston to Cusco flight tickets

Avianca

Apr 25

BOS4:50 pmBoston Logan Intl

19h 30m

2 stops

CUZ11:20 amCusco Velazco Astete

May 5

CUZ5:10 pmCusco Velazco Astete

13h 00m

1 stop

BOS7:10 amBoston Logan Intl

$835

Avianca

Oct 31

BOS8:55 amBoston Logan Intl

27h 30m

1 stop

CUZ11:25 amCusco Velazco Astete

Nov 13

CUZ5:10 pmCusco Velazco Astete

13h 25m

1 stop

BOS6:35 amBoston Logan Intl

$856

Avianca

Apr 15

BOS8:45 amBoston Logan Intl

27h 35m

1 stop

CUZ11:20 amCusco Velazco Astete

Apr 25

CUZ5:10 pmCusco Velazco Astete

20h 40m

2 stops

BOS2:50 pmBoston Logan Intl

$863

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Wed 11/11

3:40 pm-2:30 pm

2 stops22h 50m

Cusco Velazco Astete

Sun 11/15

9:40 pm-6:35 am

2 stops32h 55m

$778

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 2/18

7:55 am-4:10 pm

2 stops32h 15m

Cusco Velazco Astete

Sat 2/27

7:55 pm-1:45 pm

2 stops17h 50m

$782

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Fri 4/16

4:50 pm-4:50 pm

2 stops25h 00m

Cusco Velazco Astete

Sat 4/24

9:15 pm-2:50 pm

2 stops16h 35m

$813

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Sun 4/25

4:50 pm-11:20 am

2 stops19h 30m

Cusco Velazco Astete

Wed 5/5

5:10 pm-7:10 am

1 stop13h 00m

$835

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 11/12

9:05 am-1:00 am

2 stops15h 55m

Cusco Velazco Astete

Thu 11/19

8:05 am-1:08 am

2 stops17h 03m

$836

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Tue 12/1

10:10 am-1:00 am

2 stops14h 50m

Cusco Velazco Astete

Tue 12/8

5:00 am-1:15 am

2 stops20h 15m

$836

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 11/19

7:55 am-11:25 am

1 stop27h 30m

Cusco Velazco Astete

Wed 12/2

5:10 pm-6:35 am

1 stop13h 25m

$856

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 4/15

8:45 am-11:20 am

1 stop27h 35m

Cusco Velazco Astete

Sun 4/25

5:10 pm-2:50 pm

2 stops20h 40m

$863

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Sat 4/17

6:40 pm-11:25 am

2 stops17h 45m

Cusco Velazco Astete

Fri 4/23

8:40 am-12:58 am

2 stops15h 18m

$872

Quickest round-trip

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Tue 4/20

6:40 pm-8:00 am

2 stops14h 20m

Cusco Velazco Astete

Sun 4/25

8:40 am-12:58 am

2 stops15h 18m

$872

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, August 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 $827. If you aren’t able to travel to Cusco during the month of August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $829.

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

Best Price Found	$462
Fastest flight time	18h 30m
Direct flights	None

The best one-way flight to Cusco from Boston in the past 72 hours is $462. The best round-trip flight deal from Boston to Cusco found on momondo in the last 72 hours is $778.

The fastest flight from Boston to Cusco takes 18h 30m

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

Search flight deals

Frequently asked questions about flying from Boston to Cusco

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 18h 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 4 operators available for flights from Boston Logan Intl Airport to Cusco Velazco Astete Airport as of October 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 48% of all bookings. The subsequent popular airlines are American Airlines at 34%, Avianca at 9%, and Delta at 9%.

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 $548	Free Cancellation	Rating 6.5 2,550 reviews	Search Avianca flights
American Airlines	PriceFrom $738	Free Cancellation	Rating 7.0 12,197 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $781	Free Cancellation	Rating 7.4 1,969 reviews	Search LATAM Airlines flights
Delta	PriceFrom $832	Free Cancellation	Rating 7.8 8,682 reviews	Search Delta flights

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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.

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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.