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

Avianca, LATAM Airlines, and American 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 72% 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 January 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.

$526 Cheap Flights from Boston to Cusco in 2026

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Find the cheapest flights from Boston to Cusco

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:25 pm - 8:21 pm

BOS

CUZ

28h 56m

2 stops

7:32 am - 7:35 am

CUZ

BOS

23h 03m

2 stops

$570Multiple Airlines

Wed, Mar 18 - Mon, Mar 23

4:50 pm - 10:25 pm

BOS

CUZ

30h 35m

3 stops

7:30 am - 7:15 am

CUZ

BOS

22h 45m

2 stops

$593Multiple Airlines

Wed, Apr 22 - Mon, May 4

5:40 am - 10:45 am

BOS

CUZ

30h 05m

2 stops

3:40 pm - 10:11 am

CUZ

BOS

17h 31m

2 stops

$634Multiple Airlines

Wed, Apr 15 - Thu, Apr 23

4:50 pm - 10:25 pm

BOS

CUZ

30h 35m

3 stops

11:55 am - 5:34 pm

CUZ

BOS

28h 39m

3 stops

$641Multiple Airlines

Wed, Apr 22 - Mon, May 4

5:27 am - 6:25 am

BOS

CUZ

24h 58m

2 stops

8:57 pm - 7:12 pm

CUZ

BOS

22h 15m

2 stops

$645Multiple Airlines

Fri, Feb 27 - Fri, Mar 6

4:50 pm - 10:25 pm

BOS

CUZ

30h 35m

3 stops

3:40 pm - 2:50 pm

CUZ

BOS

22h 10m

2 stops

$647Multiple Airlines

Wed, Apr 15 - Thu, Apr 23

5:27 am - 6:25 am

BOS

CUZ

24h 58m

2 stops

9:32 pm - 10:37 pm

CUZ

BOS

25h 05m

3 stops

$654Multiple Airlines

Fri, Feb 27 - Fri, Mar 6

3:35 pm - 6:25 am

BOS

CUZ

15h 50m

2 stops

11:40 am - 3:28 pm

CUZ

BOS

26h 48m

2 stops

$668Multiple Airlines

Wed, Mar 25 - Mon, Apr 6

5:15 pm - 11:00 am

BOS

CUZ

18h 45m

2 stops

9:45 pm - 2:44 pm

CUZ

BOS

15h 59m

2 stops

$714Multiple Airlines

Thu, May 7 - Mon, May 11

3:35 pm - 6:25 am

BOS

CUZ

15h 50m

2 stops

2:05 pm - 1:55 pm

CUZ

BOS

22h 50m

2 stops

$719Multiple Airlines

Wed, Mar 25 - Sun, Apr 5

LATAM Airlines flights from Boston to Cusco

Our best LATAM Airlines deals on Boston to Cusco flight tickets

LATAM Airlines

May 19

BOS7:00 amBoston Logan Intl

24h 10m

2 stops

CUZ6:10 amCusco Velazco Astete

May 26

CUZ5:00 amCusco Velazco Astete

17h 25m

2 stops

BOS11:25 pmBoston Logan Intl

$801

LATAM Airlines

Apr 15

BOS9:02 amBoston Logan Intl

16h 38m

2 stops

CUZ12:40 amCusco Velazco Astete

Apr 22

CUZ7:50 pmCusco Velazco Astete

18h 38m

2 stops

BOS3:28 pmBoston Logan Intl

$818

LATAM Airlines

Apr 30

BOS8:59 pmBoston Logan Intl

21h 21m

2 stops

CUZ5:20 pmCusco Velazco Astete

May 10

CUZ11:20 pmCusco Velazco Astete

23h 05m

2 stops

BOS11:25 pmBoston Logan Intl

$833

Avianca flights from Boston to Cusco

Our best Avianca deals on Boston to Cusco flight tickets

Avianca

Apr 22

BOS4:50 pmBoston Logan Intl

19h 10m

2 stops

CUZ11:00 amCusco Velazco Astete

May 4

CUZ4:45 pmCusco Velazco Astete

13h 30m

1 stop

BOS7:15 amBoston Logan Intl

$767

Avianca

May 20

BOS4:50 pmBoston Logan Intl

19h 10m

2 stops

CUZ11:00 amCusco Velazco Astete

May 28

CUZ4:45 pmCusco Velazco Astete

21h 05m

2 stops

BOS2:50 pmBoston Logan Intl

$769

Avianca

Apr 19

BOS4:50 pmBoston Logan Intl

19h 10m

2 stops

CUZ11:00 amCusco Velazco Astete

Apr 25

CUZ4:45 pmCusco Velazco Astete

21h 05m

2 stops

BOS2:50 pmBoston Logan Intl

$779

Fly from

Fly to

Route

Depart

Return

Price

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 3/18

4:25 pm-8:21 pm

2 stops28h 56m

Cusco Velazco Astete

Mon 3/23

7:32 am-7:35 am

2 stops23h 03m

$570

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/22

4:50 pm-10:25 pm

3 stops30h 35m

Cusco Velazco Astete

Mon 5/4

7:30 am-7:15 am

2 stops22h 45m

$593

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/15

5:40 am-10:45 am

2 stops30h 05m

Cusco Velazco Astete

Thu 4/23

3:40 pm-10:11 am

2 stops17h 31m

$634

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/22

4:50 pm-10:25 pm

3 stops30h 35m

Cusco Velazco Astete

Mon 5/4

11:55 am-5:34 pm

3 stops28h 39m

$641

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Fri 2/27

5:27 am-6:25 am

2 stops24h 58m

Cusco Velazco Astete

Fri 3/6

8:57 pm-7:12 pm

2 stops22h 15m

$645

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/15

4:50 pm-10:25 pm

3 stops30h 35m

Cusco Velazco Astete

Thu 4/23

3:40 pm-2:50 pm

2 stops22h 10m

$647

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Fri 2/27

5:27 am-6:25 am

2 stops24h 58m

Cusco Velazco Astete

Fri 3/6

9:32 pm-10:37 pm

3 stops25h 05m

$654

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 3/25

3:35 pm-6:25 am

2 stops15h 50m

Cusco Velazco Astete

Mon 4/6

11:40 am-3:28 pm

2 stops26h 48m

$668

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Thu 5/7

5:15 pm-11:00 am

2 stops18h 45m

Cusco Velazco Astete

Mon 5/11

9:45 pm-2:44 pm

2 stops15h 59m

$714

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 3/25

3:35 pm-6:25 am

2 stops15h 50m

Cusco Velazco Astete

Sun 4/5

2:05 pm-1:55 pm

2 stops22h 50m

$719

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, September 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 $716. If you aren’t able to travel to Cusco during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $779.

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 $927 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 $686 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	14h 35m
Direct flights	None

The fastest flight from Boston to Cusco takes 14h 35m

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 14h 35m.
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 January 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 72% of all bookings. The subsequent popular airlines are Avianca at 14%, American Airlines at 9%, and Delta at 4%.

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 $468	Free Cancellation	Rating 6.6 2,492 reviews	Search Avianca flights
LATAM Airlines	PriceFrom $663	Free Cancellation	Rating 7.5 1,904 reviews	Search LATAM Airlines flights
Delta	PriceFrom $773	Free Cancellation	Rating 7.9 8,048 reviews	Search Delta flights
American Airlines	PriceFrom $773	Free Cancellation	Rating 7.2 11,129 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.