Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Cusco to Washington, D.C. from $323

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 11/24. 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

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
5:00 am - 12:42 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
19h 42m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
6:20 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
17h 50m2 stops New York John F Kennedy Intl Lima J Chavez Intl
$606LATAM Airlines
Mon, Nov 2 - Mon, Nov 9
LATAM Airlines Logo
10:40 pm - 12:39 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
25h 59m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
5:00 pm - 8:00 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
15h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$670LATAM Airlines
Mon, Nov 23 - Tue, Dec 1
LATAM Airlines Logo
11:15 pm - 9:11 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
33h 56m3 stops Lima J Chavez Intl Bogotá El Dorado Atlanta Hartsfield-Jackson
LATAM Airlines Logo
6:20 pm - 8:35 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
38h 15m2 stops New York John F Kennedy Intl Lima J Chavez Intl
$683LATAM Airlines
Mon, Nov 23 - Tue, Dec 1
Multiple Airlines Logo
5:10 pm - 4:30 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
11h 20m1 stop Bogotá El Dorado
Multiple Airlines Logo
11:14 am - 7:15 pmIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
32h 01m2 stops Miami Lima J Chavez Intl
$693Multiple Airlines
Mon, Nov 23 - Tue, Dec 1
LATAM Airlines Logo
8:25 am - 12:42 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
15h 17m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
6:32 pm - 10:15 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
16h 43m2 stops New York John F Kennedy Intl Lima J Chavez Intl
$707LATAM Airlines
Thu, Oct 22 - Sat, Oct 31
Delta Logo
8:25 am - 12:42 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
15h 17m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
Delta Logo
6:12 pm - 8:35 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
15h 23m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$748Delta
Tue, Oct 20 - Sat, Oct 31
Avianca Logo
5:10 pm - 5:20 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
11h 10m1 stop Bogotá El Dorado
Avianca Logo
7:35 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
40h 45m2 stops San Salvador El Salvador Intl Bogotá El Dorado
$787Avianca
Wed, Sep 30 - Sat, Oct 3
Avianca Logo
5:10 pm - 1:15 pmCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
20h 05m1 stop Bogotá El Dorado
Avianca Logo
4:15 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
43h 05m2 stops San Salvador El Salvador Intl Bogotá El Dorado
$788Avianca
Mon, Nov 2 - Mon, Nov 9
Delta Logo
8:15 pm - 5:33 pmCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
20h 18m2 stops Lima J Chavez Intl New York John F Kennedy Intl
Delta Logo
6:12 pm - 8:35 amIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
15h 23m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$796Delta
Mon, Oct 19 - Sat, Oct 31
LATAM Airlines Logo
8:40 am - 12:39 amCUZ  Cusco Velazco Astete-IAD Washington, D.C. Dulles Intl
15h 59m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
5:00 pm - 2:10 pmIAD  Washington, D.C. Dulles Intl-CUZ Cusco Velazco Astete
21h 10m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$805LATAM Airlines
Mon, Nov 23 - Tue, Dec 1

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Our best Delta deals on Cusco to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 20
CUZ8:25 amCusco Velazco Astete
15h 17m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Oct 31
IAD6:12 pmWashington, D.C. Dulles Intl
15h 23m
2 stops
CUZ8:35 amCusco Velazco Astete
$748
Delta
Oct 19
CUZ8:15 pmCusco Velazco Astete
20h 18m
2 stops
IAD5:33 pmWashington, D.C. Dulles Intl
Oct 31
IAD6:12 pmWashington, D.C. Dulles Intl
15h 23m
2 stops
CUZ8:35 amCusco Velazco Astete
$796
Delta
Oct 23
CUZ8:45 amCusco Velazco Astete
14h 57m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Oct 31
IAD6:12 pmWashington, D.C. Dulles Intl
14h 48m
2 stops
CUZ8:00 amCusco Velazco Astete
$947

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
Nov 2
CUZ5:00 amCusco Velazco Astete
19h 42m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
Nov 9
IAD6:20 pmWashington, D.C. Dulles Intl
17h 50m
2 stops
CUZ12:10 pmCusco Velazco Astete
$606
LATAM Airlines
Nov 23
CUZ10:40 pmCusco Velazco Astete
25h 59m
2 stops
IAD12:39 amWashington, D.C. Dulles Intl
Dec 1
IAD5:00 pmWashington, D.C. Dulles Intl
15h 00m
2 stops
CUZ8:00 amCusco Velazco Astete
$670
LATAM Airlines
Nov 23
CUZ11:15 pmCusco Velazco Astete
33h 56m
3 stops
IAD9:11 amWashington, D.C. Dulles Intl
Dec 1
IAD6:20 pmWashington, D.C. Dulles Intl
38h 15m
2 stops
CUZ8:35 amCusco Velazco Astete
$683

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 August 11, 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 Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/2

5:00 am-12:42 am

2 stops19h 42m

Washington, D.C. Dulles Intl

Mon 11/9

6:20 pm-12:10 pm

2 stops17h 50m

$606

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/23

10:40 pm-12:39 am

2 stops25h 59m

Washington, D.C. Dulles Intl

Tue 12/1

5:00 pm-8:00 am

2 stops15h 00m

$670

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/23

11:15 pm-9:11 am

3 stops33h 56m

Washington, D.C. Dulles Intl

Tue 12/1

6:20 pm-8:35 am

2 stops38h 15m

$683

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/23

5:10 pm-4:30 am

1 stop11h 20m

Washington, D.C. Dulles Intl

Tue 12/1

11:14 am-7:15 pm

2 stops32h 01m

$693

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Thu 10/22

8:25 am-12:42 am

2 stops15h 17m

Washington, D.C. Dulles Intl

Sat 10/31

6:32 pm-10:15 am

2 stops16h 43m

$707
Quickest round-trip

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Tue 10/20

8:25 am-12:42 am

2 stops15h 17m

Washington, D.C. Dulles Intl

Sat 10/31

6:12 pm-8:35 am

2 stops15h 23m

$748

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Wed 9/30

5:10 pm-5:20 am

1 stop11h 10m

Washington, D.C. Dulles Intl

Sat 10/3

7:35 pm-11:20 am

2 stops40h 45m

$787

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/2

5:10 pm-1:15 pm

1 stop20h 05m

Washington, D.C. Dulles Intl

Mon 11/9

4:15 pm-11:20 am

2 stops43h 05m

$788

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 10/19

8:15 pm-5:33 pm

2 stops20h 18m

Washington, D.C. Dulles Intl

Sat 10/31

6:12 pm-8:35 am

2 stops15h 23m

$796

CuscoWashington, D.C.

CUZ Cusco Velazco Astete - IAD Washington, D.C. Dulles Intl

CUZIAD

Cusco Velazco Astete

Mon 11/23

8:40 am-12:39 am

2 stops15h 59m

Washington, D.C. Dulles Intl

Tue 12/1

5:00 pm-2:10 pm

2 stops21h 10m

$805

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 26% 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 00m

Direct flights

None
The fastest flight from Cusco to Washington, D.C. Dulles Intl Airport takes 16h 00m
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

Frequently asked questions about flying from Cusco to Washington, D.C. Dulles Intl Airport

  • 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 00m 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
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood

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.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 9/10
Thu 9/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.