Cheap flights from Boston to Cusco from $284

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Cusco departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:28 pm - 11:20 am
BOS
-
CUZ
15h 52m
2 stops
Multiple Airlines Logo
7:10 am - 11:10 pm
CUZ
-
BOS
15h 00m
2 stops
$709Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
4:50 pm - 7:45 am
BOS
-
CUZ
15h 55m
2 stops
Multiple Airlines Logo
6:50 am - 7:10 am
CUZ
-
BOS
23h 20m
2 stops
$744Multiple Airlines
Wed, Apr 29 - Wed, May 13
Multiple Airlines Logo
4:50 pm - 9:21 pm
BOS
-
CUZ
29h 31m
2 stops
Multiple Airlines Logo
11:55 am - 7:10 am
CUZ
-
BOS
18h 15m
2 stops
$748Multiple Airlines
Mon, May 25 - Wed, Jun 3
Multiple Airlines Logo
4:50 pm - 5:15 pm
BOS
-
CUZ
25h 25m
2 stops
Multiple Airlines Logo
9:40 pm - 7:10 am
CUZ
-
BOS
32h 30m
2 stops
$754Multiple Airlines
Wed, Apr 29 - Sun, May 10
Avianca Logo
4:50 pm - 11:20 am
BOS
-
CUZ
19h 30m
2 stops
Avianca Logo
5:10 pm - 7:10 am
CUZ
-
BOS
13h 00m
1 stop
$761Avianca
Wed, May 13 - Wed, May 20
Avianca Logo
4:50 pm - 11:20 am
BOS
-
CUZ
19h 30m
2 stops
Avianca Logo
5:10 pm - 7:10 am
CUZ
-
BOS
13h 00m
1 stop
$764Avianca
Wed, May 13 - Wed, May 20
Avianca Logo
4:50 pm - 11:20 am
BOS
-
CUZ
19h 30m
2 stops
Avianca Logo
5:10 pm - 7:10 am
CUZ
-
BOS
13h 00m
1 stop
$766Avianca
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
5:55 am - 6:40 am
BOS
-
CUZ
25h 45m
2 stops
Multiple Airlines Logo
10:55 am - 9:42 pm
CUZ
-
BOS
33h 47m
3 stops
$772Multiple Airlines
Wed, Apr 29 - Wed, May 13
Multiple Airlines Logo
5:55 am - 6:25 am
BOS
-
CUZ
25h 30m
2 stops
Multiple Airlines Logo
7:30 am - 2:01 pm
CUZ
-
BOS
29h 31m
3 stops
$775Multiple Airlines
Tue, Apr 21 - Mon, Apr 27
Multiple Airlines Logo
4:50 pm - 9:55 pm
BOS
-
CUZ
30h 05m
2 stops
Multiple Airlines Logo
7:00 am - 7:10 am
CUZ
-
BOS
23h 10m
2 stops
$776Multiple Airlines
Sun, May 24 - Wed, Jun 3

LATAM Airlines flights from Boston to Cusco

Our best LATAM Airlines deals on Boston to Cusco flight tickets
LATAM Airlines
Sep 11
BOS3:00 pmBoston Logan Intl
20h 00m
2 stops
CUZ10:00 amCusco Velazco Astete
Sep 19
CUZ6:45 pmCusco Velazco Astete
19h 02m
2 stops
BOS2:47 pmBoston Logan Intl
$800
LATAM Airlines
Sep 5
BOS7:00 amBoston Logan Intl
19h 00m
2 stops
CUZ1:00 amCusco Velazco Astete
Sep 12
CUZ5:00 amCusco Velazco Astete
17h 25m
2 stops
BOS11:25 pmBoston Logan Intl
$818
LATAM Airlines
May 12
BOS9:10 amBoston Logan Intl
16h 50m
2 stops
CUZ1:00 amCusco Velazco Astete
May 19
CUZ7:40 pmCusco Velazco Astete
18h 28m
2 stops
BOS3:08 pmBoston Logan Intl
$836

Avianca flights from Boston to Cusco

Our best Avianca deals on Boston to Cusco flight tickets
Avianca
May 13
BOS4:50 pmBoston Logan Intl
19h 30m
2 stops
CUZ11:20 amCusco Velazco Astete
May 20
CUZ5:10 pmCusco Velazco Astete
13h 00m
1 stop
BOS7:10 amBoston Logan Intl
$761
Avianca
May 13
BOS4:50 pmBoston Logan Intl
19h 30m
2 stops
CUZ11:20 amCusco Velazco Astete
May 20
CUZ5:10 pmCusco Velazco Astete
13h 00m
1 stop
BOS7:10 amBoston Logan Intl
$764
Avianca
May 13
BOS4:50 pmBoston Logan Intl
19h 30m
2 stops
CUZ11:20 amCusco Velazco Astete
May 20
CUZ5:10 pmCusco Velazco Astete
13h 00m
1 stop
BOS7:10 amBoston Logan Intl
$766

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Cusco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Boston to Cusco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 8/24

8:28 pm-11:20 am

2 stops15h 52m

Cusco Velazco Astete

Mon 8/31

7:10 am-11:10 pm

2 stops15h 00m

$709

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/29

4:50 pm-7:45 am

2 stops15h 55m

Cusco Velazco Astete

Wed 5/13

6:50 am-7:10 am

2 stops23h 20m

$744

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Mon 5/25

4:50 pm-9:21 pm

2 stops29h 31m

Cusco Velazco Astete

Wed 6/3

11:55 am-7:10 am

2 stops18h 15m

$748

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/29

4:50 pm-5:15 pm

2 stops25h 25m

Cusco Velazco Astete

Sun 5/10

9:40 pm-7:10 am

2 stops32h 30m

$754

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 5/13

4:50 pm-11:20 am

2 stops19h 30m

Cusco Velazco Astete

Wed 5/20

5:10 pm-7:10 am

1 stop13h 00m

$761

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 5/13

4:50 pm-11:20 am

2 stops19h 30m

Cusco Velazco Astete

Wed 5/20

5:10 pm-7:10 am

1 stop13h 00m

$764

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 5/13

4:50 pm-11:20 am

2 stops19h 30m

Cusco Velazco Astete

Wed 5/20

5:10 pm-7:10 am

1 stop13h 00m

$766

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Wed 4/29

5:55 am-6:40 am

2 stops25h 45m

Cusco Velazco Astete

Wed 5/13

10:55 am-9:42 pm

3 stops33h 47m

$772

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Tue 4/21

5:55 am-6:25 am

2 stops25h 30m

Cusco Velazco Astete

Mon 4/27

7:30 am-2:01 pm

3 stops29h 31m

$775

BostonCusco

BOS - CUZ

BOSCUZ

Boston Logan Intl

Sun 5/24

4:50 pm-9:55 pm

2 stops30h 05m

Cusco Velazco Astete

Wed 6/3

7:00 am-7:10 am

2 stops23h 10m

$776

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cusco from

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

What is the typical price of a round-trip flight between Boston and Cusco?

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 $766.

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 $884 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 $560 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

15h 52m

Direct flights

None
The fastest flight from Boston to Cusco takes 15h 52m
There are no direct flights from Boston to Cusco. There are no popular flight routes from Boston to Cusco.

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 15h 52m.

  • 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?

  • 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?

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
AviancaPriceFrom $469Free CancellationRating
6.5
2,505 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $629Free CancellationRating
7.4
1,907 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $738Free CancellationRating
7.1
11,553 reviews
Search American Airlines flights

Traveling to a place near Cusco?

Book flights to Cusco if you plan to visit one of these locations
Machu Picchu
Urubamba
Ollantaytambo

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.

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Sat 5/2
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