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Dulles Intl

$377+ Cheap flights from Cusco (CUZ) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
CUZ — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Cuzco to Dulles Intl

Cheapest flights from Cuzco to Dulles Intl
Explore the most affordable flight options available from Cuzco to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/239:45 pmCUZ - IAD
2 stops25h 07mMultiple Airlines
Tue 12/302:35 pmIAD - CUZ
1 stop20h 45mMultiple Airlines
Deal found 12/11$847
This Justfly.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:10 pmCUZ - IAD
1 stop11h 15mAvianca
Tue 12/302:35 pmIAD - CUZ
1 stop20h 45mAvianca
Deal found 12/10$889

Find flight deals from Cuzco to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cuzco (CUZ) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$556
(LATAM Airlines)

One-way from

$377
(LATAM Airlines)
Provider with most accurate pricing for Cusco Velazco Astete-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cusco Velazco Astete-Washington, D.C. Dulles Intl flights.
Search Deals
From Cusco Velazco Astete to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Cusco Velazco Astete to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Cuzco to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
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

Cuzco

Fly to

Dulles Intl

Route

Depart

Return

Price

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

11:15 pm-12:24 am

2 stops25h 09m

Washington, D.C. Dulles Intl

Sun 1/25

10:08 am-9:00 am

2 stops22h 52m

$556

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-4:25 am

1 stop11h 15m

Washington, D.C. Dulles Intl

Sun 1/25

2:35 pm-11:20 am

1 stop20h 45m

$836

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 12/23

10:50 pm-10:52 pm

2 stops24h 02m

Washington, D.C. Dulles Intl

Tue 12/30

2:35 pm-11:20 am

1 stop20h 45m

$847

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 12/23

5:10 pm-4:25 am

1 stop11h 15m

Washington, D.C. Dulles Intl

Tue 12/30

2:35 pm-11:20 am

1 stop20h 45m

$889

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 12/23

9:45 pm-10:52 pm

2 stops25h 07m

$377

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Tue 12/23

5:10 pm-4:25 am

1 stop11h 15m

$457

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Sun 1/4

9:45 pm-11:37 pm

2 stops25h 52m

$853

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Sun 1/4

11:15 pm-11:28 am

3 stops36h 13m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Cuzco to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cuzco to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cusco-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cusco-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cusco-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cusco-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cusco-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cuzco to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Cuzco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Cuzco to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cusco to Washington, D.C. Dulles Intl?

    Cusco Velazco Astete (CUZ), located 1.7 mi from the city center, is the airport you fly out of when you book flights from Cusco to Washington, D.C. Dulles Intl. 0 airlines have flights from Velazco Astete to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Cusco Velazco Astete to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

  • How long is the flight from Cusco to Washington, D.C. Dulles Intl Airport?

    Departing from Cusco to Washington, D.C. Dulles Intl Airport will take you 11h 15m. There are 3641 mi between Cusco and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Cuzco to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Cuzco to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cuzco to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cuzco to Dulles Intl.

  • Can I find deals for business class flights from Cuzco to Dulles Intl?

    Yes. Cheapflights offers flight deals from Cuzco to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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