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

LATAM Airlines and Avianca 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 47% 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 August 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.

$338 Cheap Flights from Boston to Cusco in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Cusco

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 7:13 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

15h 33m2 stops San Salvador El Salvador Intl Lima J Chavez Intl

10:26 pm - 6:35 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

32h 09m2 stops Lima J Chavez Intl Bogotá El Dorado

$735Multiple Airlines

Wed, Nov 11 - Sun, Nov 15

3:40 pm - 7:10 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

27h 30m2 stops San Salvador El Salvador Intl Lima J Chavez Intl

6:55 am - 1:45 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

30h 50m2 stops Lima J Chavez Intl San Salvador El Salvador Intl

$738Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

9:20 pm - 10:35 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

14h 15m2 stops New York John F Kennedy Intl Lima J Chavez Intl

5:00 am - 1:20 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

19h 20m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$827LATAM Airlines

Tue, Oct 20 - Fri, Oct 30

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

$848Avianca

Thu, Nov 19 - Mon, Nov 30

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

$848Avianca

Sat, Nov 21 - Fri, Nov 27

5:40 pm - 12:10 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

19h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

5:00 am - 1:20 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

19h 20m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$851LATAM Airlines

Sat, Oct 24 - Sat, Oct 31

7:05 am - 10:00 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

14h 55m2 stops Miami Lima J Chavez Intl

7:10 am - 7:20 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

24h 10m2 stops Lima J Chavez Intl New York John F Kennedy Intl

$851Delta

Thu, Nov 19 - Fri, Nov 27

7:05 am - 10:30 pmBOS Boston Logan Intl-CUZ Cusco Velazco Astete

15h 25m2 stops Miami Lima J Chavez Intl

8:10 pm - 1:19 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

17h 09m2 stops Lima J Chavez Intl New York John F Kennedy Intl

$851Delta

Thu, Nov 19 - Thu, Nov 26

11:10 am - 7:03 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

19h 53m2 stops Miami Lima J Chavez Intl

8:51 pm - 7:30 pmCUZ Cusco Velazco Astete-BOS Boston Logan Intl

22h 39m2 stops Lima J Chavez Intl Miami

$862American Airlines

Sun, Nov 8 - Thu, Nov 19

11:09 am - 6:30 amBOS Boston Logan Intl-CUZ Cusco Velazco Astete

20h 21m2 stops Miami Lima J Chavez Intl

10:40 am - 10:14 amCUZ Cusco Velazco Astete-BOS Boston Logan Intl

22h 34m2 stops Lima J Chavez Intl Miami

$1,060American Airlines

Thu, Sep 3 - Wed, Sep 9

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Avianca flights from Boston to Cusco

Our best Avianca deals on Boston to Cusco flight tickets

Avianca

Nov 13

BOS3:40 pmBoston Logan Intl

19h 45m

2 stops

CUZ11:25 amCusco Velazco Astete

Nov 18

CUZ5:10 pmCusco Velazco Astete

13h 25m

1 stop

BOS6:35 amBoston Logan Intl

$826

Avianca

Nov 19

BOS7:55 amBoston Logan Intl

27h 30m

1 stop

CUZ11:25 amCusco Velazco Astete

Nov 30

CUZ5:10 pmCusco Velazco Astete

13h 25m

1 stop

BOS6:35 amBoston Logan Intl

$848

Avianca

Oct 24

BOS8:45 amBoston Logan Intl

27h 35m

1 stop

CUZ11:20 amCusco Velazco Astete

Oct 31

CUZ5:10 pmCusco Velazco Astete

20h 40m

2 stops

BOS2:50 pmBoston Logan Intl

$855

LATAM Airlines flights from Boston to Cusco

Our best LATAM Airlines deals on Boston to Cusco flight tickets

LATAM Airlines

Oct 20

BOS9:20 pmBoston Logan Intl

14h 15m

2 stops

CUZ10:35 amCusco Velazco Astete

Oct 30

CUZ5:00 amCusco Velazco Astete

19h 20m

2 stops

BOS1:20 amBoston Logan Intl

$827

LATAM Airlines

Sep 16

BOS12:20 pmBoston Logan Intl

13h 40m

2 stops

CUZ1:00 amCusco Velazco Astete

Sep 28

CUZ10:45 pmCusco Velazco Astete

25h 32m

2 stops

BOS1:17 amBoston Logan Intl

$893

LATAM Airlines

Feb 13

BOS8:45 pmBoston Logan Intl

28h 15m

2 stops

CUZ1:00 amCusco Velazco Astete

Feb 19

CUZ7:10 amCusco Velazco Astete

24h 14m

2 stops

BOS7:24 amBoston Logan Intl

$900

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-7:13 am

2 stops15h 33m

Cusco Velazco Astete

Sun 11/15

10:26 pm-6:35 am

2 stops32h 09m

$735

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Wed 11/4

3:40 pm-7:10 pm

2 stops27h 30m

Cusco Velazco Astete

Sat 11/14

6:55 am-1:45 pm

2 stops30h 50m

$738

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Tue 10/20

9:20 pm-10:35 am

2 stops14h 15m

Cusco Velazco Astete

Fri 10/30

5:00 am-1:20 am

2 stops19h 20m

$827

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

Mon 11/30

5:10 pm-6:35 am

1 stop13h 25m

$848

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Sat 11/21

7:55 am-11:25 am

1 stop27h 30m

Cusco Velazco Astete

Fri 11/27

5:10 pm-6:35 am

1 stop13h 25m

$848

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Sat 10/24

5:40 pm-12:10 pm

2 stops19h 30m

Cusco Velazco Astete

Sat 10/31

5:00 am-1:20 am

2 stops19h 20m

$851

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 11/19

7:05 am-10:00 pm

2 stops14h 55m

Cusco Velazco Astete

Fri 11/27

7:10 am-7:20 am

2 stops24h 10m

$851

Quickest round-trip

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 11/19

7:05 am-10:30 pm

2 stops15h 25m

Cusco Velazco Astete

Thu 11/26

8:10 pm-1:19 pm

2 stops17h 09m

$851

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Sun 11/8

11:10 am-7:03 am

2 stops19h 53m

Cusco Velazco Astete

Thu 11/19

8:51 pm-7:30 pm

2 stops22h 39m

$862

BostonCusco

BOS Boston Logan Intl - CUZ Cusco Velazco Astete

BOSCUZ

Boston Logan Intl

Thu 9/3

11:09 am-6:30 am

2 stops20h 21m

Cusco Velazco Astete

Wed 9/9

10:40 am-10:14 am

2 stops22h 34m

$1,060

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 typical price of a round-trip flight between Boston and Cusco?

Prices are currently low for flights on this route.

Typical prices usually range from $839 to $936.
The lowest price recently found on this route was $735.

What is the cheapest month to fly to Cusco?

In general, March 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 $691. If you aren’t able to travel to Cusco during the month of March, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $827.

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	$338
Fastest flight time	13h 55m
Direct flights	None

The best one-way flight to Cusco from Boston in the past 72 hours is $338. The best round-trip flight deal from Boston to Cusco found on momondo in the last 72 hours is $735.

The fastest flight from Boston to Cusco takes 13h 55m

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 13h 55m.
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 August 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 47% of all bookings. The subsequent popular airlines are American Airlines at 34%, Avianca at 10%, 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 $583	Free Cancellation	Rating 6.5 2,547 reviews	Search Avianca flights
American Airlines	PriceFrom $738	Free Cancellation	Rating 7.1 11,989 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $781	Free Cancellation	Rating 7.4 1,990 reviews	Search LATAM Airlines flights
Delta	PriceFrom $832	Free Cancellation	Rating 7.8 8,516 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.