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Cheap flights from Washington, D.C. to Cusco from $365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Cusco departing on 3/6. 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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0 bags

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Find the cheapest flights from Washington, D.C. to Cusco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
2:35 pm - 11:20 am
IAD
-
CUZ
20h 45m
1 stop
Avianca Logo
5:10 pm - 2:15 pm
CUZ
-
IAD
20h 05m
1 stop
$524Avianca
Fri, Mar 6 - Thu, Mar 12
Avianca Logo
4:15 pm - 11:20 am
IAD
-
CUZ
19h 05m
2 stops
Avianca Logo
5:10 pm - 5:25 am
CUZ
-
IAD
11h 15m
1 stop
$525Avianca
Fri, Mar 6 - Thu, Mar 12
Avianca Logo
4:15 pm - 11:20 am
IAD
-
CUZ
19h 05m
2 stops
Avianca Logo
12:25 pm - 5:55 pm
CUZ
-
IAD
28h 30m
2 stops
$527Avianca
Sat, Mar 7 - Wed, Mar 11
Avianca Logo
4:15 pm - 11:20 am
IAD
-
CUZ
19h 05m
2 stops
Avianca Logo
5:10 pm - 4:10 am
CUZ
-
IAD
34h 00m
2 stops
$537Avianca
Fri, Mar 6 - Thu, Mar 12
Multiple Airlines Logo
3:25 pm - 7:20 am
IAD
-
CUZ
16h 55m
2 stops
Multiple Airlines Logo
6:50 am - 5:35 am
CUZ
-
IAD
45h 45m
2 stops
$571Multiple Airlines
Mon, Mar 30 - Fri, Apr 3
Multiple Airlines Logo
5:45 am - 8:21 pm
IAD
-
CUZ
14h 36m
2 stops
Multiple Airlines Logo
11:02 am - 4:25 am
CUZ
-
IAD
41h 23m
2 stops
$573Multiple Airlines
Fri, Feb 27 - Fri, Mar 6
LATAM Airlines Logo
1:40 pm - 10:05 am
DCA
-
CUZ
20h 25m
2 stops
LATAM Airlines Logo
8:10 pm - 4:29 pm
CUZ
-
DCA
20h 19m
2 stops
$623LATAM Airlines
Mon, Feb 2 - Wed, Feb 4
LATAM Airlines Logo
1:40 pm - 12:45 am
DCA
-
CUZ
36h 05m
2 stops
LATAM Airlines Logo
11:20 pm - 10:36 pm
CUZ
-
DCA
22h 16m
2 stops
$682LATAM Airlines
Sat, Mar 14 - Sun, Mar 22
Delta Logo
6:00 pm - 11:10 am
DCA
-
CUZ
18h 10m
2 stops
Delta Logo
7:50 pm - 2:01 pm
CUZ
-
DCA
17h 11m
2 stops
$730Delta
Wed, Apr 15 - Sat, Apr 18
American Airlines Logo
6:36 pm - 10:05 am
BWI
-
CUZ
16h 29m
2 stops
American Airlines Logo
10:02 pm - 6:23 pm
CUZ
-
BWI
19h 21m
2 stops
$961American Airlines
Mon, Jun 8 - Tue, Jul 7

LATAM Airlines flights from Washington, D.C. to Cusco

Our best LATAM Airlines deals on Washington, D.C. to Cusco flight tickets
LATAM Airlines
Apr 17
DCA3:00 pmWashington, D.C. Reagan-National
18h 55m
2 stops
CUZ8:55 amCusco Velazco Astete
Apr 27
CUZ6:45 pmCusco Velazco Astete
18h 16m
2 stops
DCA2:01 pmWashington, D.C. Reagan-National
$600
LATAM Airlines
Feb 2
DCA1:40 pmWashington, D.C. Reagan-National
20h 25m
2 stops
CUZ10:05 amCusco Velazco Astete
Feb 4
CUZ8:10 pmCusco Velazco Astete
20h 19m
2 stops
DCA4:29 pmWashington, D.C. Reagan-National
$623
LATAM Airlines
May 28
IAD5:25 pmWashington, D.C. Dulles Intl
18h 20m
3 stops
CUZ10:45 amCusco Velazco Astete
Jun 7
CUZ9:20 pmCusco Velazco Astete
34h 50m
3 stops
IAD9:10 amWashington, D.C. Dulles Intl
$628

Avianca flights from Washington, D.C. to Cusco

Our best Avianca deals on Washington, D.C. to Cusco flight tickets
Avianca
Jun 8
IAD3:25 pmWashington, D.C. Dulles Intl
20h 35m
1 stop
CUZ11:00 amCusco Velazco Astete
Jul 7
CUZ4:45 pmCusco Velazco Astete
11h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
$524
Avianca
Jun 8
IAD5:35 pmWashington, D.C. Dulles Intl
18h 25m
2 stops
CUZ11:00 amCusco Velazco Astete
Jul 7
CUZ4:45 pmCusco Velazco Astete
20h 15m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
$525
Avianca
Mar 7
IAD4:15 pmWashington, D.C. Dulles Intl
19h 05m
2 stops
CUZ11:20 amCusco Velazco Astete
Mar 11
CUZ12:25 pmCusco Velazco Astete
28h 30m
2 stops
IAD5:55 pmWashington, D.C. Dulles Intl
$527

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 January 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Cusco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 3/6

2:35 pm-11:20 am

1 stop20h 45m

Cusco Velazco Astete

Thu 3/12

5:10 pm-2:15 pm

1 stop20h 05m

$524

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 3/6

4:15 pm-11:20 am

2 stops19h 05m

Cusco Velazco Astete

Thu 3/12

5:10 pm-5:25 am

1 stop11h 15m

$525

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 3/7

4:15 pm-11:20 am

2 stops19h 05m

Cusco Velazco Astete

Wed 3/11

12:25 pm-5:55 pm

2 stops28h 30m

$527

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 3/6

4:15 pm-11:20 am

2 stops19h 05m

Cusco Velazco Astete

Thu 3/12

5:10 pm-4:10 am

2 stops34h 00m

$537

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Mon 3/30

3:25 pm-7:20 am

2 stops16h 55m

Cusco Velazco Astete

Fri 4/3

6:50 am-5:35 am

2 stops45h 45m

$571

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 2/27

5:45 am-8:21 pm

2 stops14h 36m

Cusco Velazco Astete

Fri 3/6

11:02 am-4:25 am

2 stops41h 23m

$573

Washington, D.C.Cusco

DCA - CUZ

DCACUZ

Washington, D.C. Reagan-National

Mon 2/2

1:40 pm-10:05 am

2 stops20h 25m

Cusco Velazco Astete

Wed 2/4

8:10 pm-4:29 pm

2 stops20h 19m

$623

Washington, D.C.Cusco

DCA - CUZ

DCACUZ

Washington, D.C. Reagan-National

Sat 3/14

1:40 pm-12:45 am

2 stops36h 05m

Cusco Velazco Astete

Sun 3/22

11:20 pm-10:36 pm

2 stops22h 16m

$682

Washington, D.C.Cusco

DCA - CUZ

DCACUZ

Washington, D.C. Reagan-National

Wed 4/15

6:00 pm-11:10 am

2 stops18h 10m

Cusco Velazco Astete

Sat 4/18

7:50 pm-2:01 pm

2 stops17h 11m

$730

BaltimoreCusco

BWI - CUZ

BWICUZ

Baltimore/Washington

Mon 6/8

6:36 pm-10:05 am

2 stops16h 29m

Cusco Velazco Astete

Tue 7/7

10:02 pm-6:23 pm

2 stops19h 21m

$961

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. 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

Can stopping save me money on Washington, D.C. to Cusco flights?

You could potentially save up to 58% on your flight if you consider stops on a Washington, D.C. to Cusco flight.

When to book flights from Washington, D.C. to Cusco

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Cusco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Cusco (WAS to CUZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Cusco

Fastest flight time

13h 34m

Direct flights

None
The fastest flight from Washington, D.C. to Cusco takes 13h 34m
There are no direct flights from Washington, D.C. to Cusco. There are no popular flight routes from Washington, D.C. to Cusco.
Search flight deals

  • How far is Washington, D.C. to Cusco Velazco Astete by plane?

    The straight-line distance from Washington, D.C. to Cusco Velazco Astete is 3635.3 mi. In terms of flight time, this usually takes a little over 13h 34m.

  • When did momondo last update prices for flights from Washington, D.C. to Cusco Velazco Astete Airport?

    Prices for flights from Washington, D.C. to Cusco Velazco Astete Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Cusco Velazco Astete Airport?

  • How old do you have to be to fly from Washington, D.C. to Cusco Velazco Astete Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Cusco Velazco Astete Airport.

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

    The necessary travel and health documents for your Cusco Velazco Astete Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. to Cusco?

Best airlines flying from Washington, D.C. to Cusco

Compare and see reviews for airlines that fly from Washington, D.C. to Cusco with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $372Free CancellationRating
6.6
2,492 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $389Free CancellationRating
7.5
1,904 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $840Free CancellationRating
7.2
11,131 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 Washington, D.C. to Cusco?

It is quick and easy to find Washington, D.C. 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 Washington, D.C. to Cusco with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to Cusco?

momondo helps you find the best flight between Washington, D.C. and Cusco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Washington, D.C. 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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