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Cheap flights from Cusco to Washington, D.C. from $306

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cusco to Washington, D.C. departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
7:30 am - 12:42 am
CUZ
-
IAD
16h 12m
2 stops
LATAM Airlines Logo
6:50 pm - 11:35 am
IAD
-
CUZ
17h 45m
2 stops
$515LATAM Airlines
Wed, Apr 22 - Sun, Apr 26
LATAM Airlines Logo
8:25 am - 12:42 am
CUZ
-
IAD
15h 17m
2 stops
LATAM Airlines Logo
12:37 pm - 1:00 am
IAD
-
CUZ
13h 23m
2 stops
$524LATAM Airlines
Wed, Apr 22 - Mon, Apr 27
LATAM Airlines Logo
8:25 am - 12:42 am
CUZ
-
IAD
15h 17m
2 stops
LATAM Airlines Logo
5:27 pm - 3:20 pm
IAD
-
CUZ
22h 53m
2 stops
$534LATAM Airlines
Wed, Apr 22 - Sun, Apr 26
Multiple Airlines Logo
8:25 am - 12:42 am
CUZ
-
IAD
15h 17m
2 stops
Multiple Airlines Logo
6:50 am - 11:20 am
IAD
-
CUZ
29h 30m
1 stop
$579Multiple Airlines
Wed, Apr 22 - Sun, Apr 26
Multiple Airlines Logo
6:50 am - 12:42 am
CUZ
-
IAD
16h 52m
2 stops
Multiple Airlines Logo
3:35 pm - 11:20 am
IAD
-
CUZ
20h 45m
1 stop
$588Multiple Airlines
Wed, Apr 22 - Sun, Apr 26
LATAM Airlines Logo
7:30 am - 12:42 am
CUZ
-
IAD
16h 12m
2 stops
LATAM Airlines Logo
5:27 pm - 10:35 am
IAD
-
CUZ
18h 08m
2 stops
$589LATAM Airlines
Thu, Apr 16 - Sun, May 3
Multiple Airlines Logo
12:05 am - 12:42 am
CUZ
-
IAD
23h 37m
2 stops
Multiple Airlines Logo
3:35 pm - 11:20 am
IAD
-
CUZ
20h 45m
1 stop
$598Multiple Airlines
Tue, Apr 14 - Sun, Apr 26
LATAM Airlines Logo
7:30 am - 12:42 am
CUZ
-
IAD
16h 12m
2 stops
LATAM Airlines Logo
7:06 am - 6:10 am
IAD
-
CUZ
24h 04m
2 stops
$602LATAM Airlines
Wed, Apr 22 - Mon, Apr 27
Multiple Airlines Logo
12:05 am - 12:42 am
CUZ
-
IAD
23h 37m
2 stops
Multiple Airlines Logo
6:50 am - 11:20 am
IAD
-
CUZ
29h 30m
1 stop
$613Multiple Airlines
Tue, Apr 21 - Mon, Apr 27
LATAM Airlines Logo
12:05 am - 12:42 am
CUZ
-
IAD
23h 37m
3 stops
LATAM Airlines Logo
6:50 pm - 1:00 am
IAD
-
CUZ
31h 10m
2 stops
$653LATAM Airlines
Wed, Apr 15 - Sun, May 3

Avianca flights from Cusco to Washington, D.C. Dulles Intl Airport

Our best Avianca deals on Cusco to Washington, D.C. Dulles Intl Airport flight tickets
Avianca
Apr 22
CUZ5:10 pmCusco Velazco Astete
20h 05m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
Apr 27
IAD3:35 pmWashington, D.C. Dulles Intl
20h 45m
1 stop
CUZ11:20 amCusco Velazco Astete
$891
Avianca
Apr 22
CUZ5:10 pmCusco Velazco Astete
20h 05m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
Apr 27
IAD6:50 amWashington, D.C. Dulles Intl
29h 30m
1 stop
CUZ11:20 amCusco Velazco Astete
$901
Avianca
May 3
CUZ5:10 pmCusco Velazco Astete
20h 05m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
May 10
IAD3:35 pmWashington, D.C. Dulles Intl
20h 45m
1 stop
CUZ11:20 amCusco Velazco Astete
$935

LATAM Airlines flights from Cusco to Washington, D.C. Dulles Intl Airport

Our best LATAM Airlines deals on Cusco to Washington, D.C. Dulles Intl Airport flight tickets
LATAM Airlines
Apr 22
CUZ7:30 amCusco Velazco Astete
16h 12m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Apr 26
IAD6:50 pmWashington, D.C. Dulles Intl
17h 45m
2 stops
CUZ11:35 amCusco Velazco Astete
$515
LATAM Airlines
Apr 22
CUZ8:25 amCusco Velazco Astete
15h 17m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Apr 27
IAD12:37 pmWashington, D.C. Dulles Intl
13h 23m
2 stops
CUZ1:00 amCusco Velazco Astete
$524
LATAM Airlines
Apr 22
CUZ6:50 amCusco Velazco Astete
16h 52m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Apr 26
IAD5:27 pmWashington, D.C. Dulles Intl
16h 53m
2 stops
CUZ9:20 amCusco Velazco Astete
$534

momondo Fare Finder

 
Customize your flight search to find flights from Cusco to Washington, D.C. Dulles Intl Airport 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 March 23, 2026.
Use the filters below to find and compare flights from Cusco to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

7:30 am-12:42 am

2 stops16h 12m

Washington, D.C. Dulles Intl

Sun 4/26

6:50 pm-11:35 am

2 stops17h 45m

$515
Quickest round-trip

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

8:25 am-12:42 am

2 stops15h 17m

Washington, D.C. Dulles Intl

Mon 4/27

12:37 pm-1:00 am

2 stops13h 23m

$524

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

8:25 am-12:42 am

2 stops15h 17m

Washington, D.C. Dulles Intl

Sun 4/26

5:27 pm-3:20 pm

2 stops22h 53m

$534

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

8:25 am-12:42 am

2 stops15h 17m

Washington, D.C. Dulles Intl

Sun 4/26

6:50 am-11:20 am

1 stop29h 30m

$579

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

6:50 am-12:42 am

2 stops16h 52m

Washington, D.C. Dulles Intl

Sun 4/26

3:35 pm-11:20 am

1 stop20h 45m

$588

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 4/16

7:30 am-12:42 am

2 stops16h 12m

Washington, D.C. Dulles Intl

Sun 5/3

5:27 pm-10:35 am

2 stops18h 08m

$589

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 4/14

12:05 am-12:42 am

2 stops23h 37m

Washington, D.C. Dulles Intl

Sun 4/26

3:35 pm-11:20 am

1 stop20h 45m

$598

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/22

7:30 am-12:42 am

2 stops16h 12m

Washington, D.C. Dulles Intl

Mon 4/27

7:06 am-6:10 am

2 stops24h 04m

$602

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 4/21

12:05 am-12:42 am

2 stops23h 37m

Washington, D.C. Dulles Intl

Mon 4/27

6:50 am-11:20 am

1 stop29h 30m

$613

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Wed 4/15

12:05 am-12:42 am

3 stops23h 37m

Washington, D.C. Dulles Intl

Sun 5/3

6:50 pm-1:00 am

2 stops31h 10m

$653

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 Washington, D.C. from

How to get the cheapest flight ticket from Cusco to Washington, D.C. Dulles Intl Airport

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 Cusco to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 17% on your flight if you consider stops on a Cusco to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Cusco to Washington, D.C. Dulles Intl Airport

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

Cheap Cusco to Washington, D.C. Dulles Intl Airport (CUZ to IAD) flight deals and tips

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

Fastest flight time

16h 52m

Direct flights

None
The fastest flight from Cusco to Washington, D.C. Dulles Intl Airport takes 16h 52m
There are no direct flights from Cusco to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Cusco to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    The straight-line distance from Cusco Velazco Astete to Washington, D.C. Dulles Intl is 3640.8 mi. 16h 52m is a normal flight duration for this route.

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

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

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

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Linthicum Heights
Bethesda
Sterling

Why use momondo?

Why should I use momondo to find a flight deal from Cusco to Washington, D.C.?

Finding the right flight to Washington, D.C. from Cusco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Cusco to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Cusco to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cusco to Washington, D.C..

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

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