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Cuzco

$255+ Cheap flights from Dulles Intl (IAD) to Cusco (CUZ)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CUZ
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from Dulles Intl to Cuzco

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Cuzco (CUZ). 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 October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$488
(Mytrip)

One-way from

$255
(Justfly.com)

Popular in

December

Cheapest in

November

Average price

$620
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Cusco Velazco Astete flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Cusco Velazco Astete flights.
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From Washington, D.C. Dulles Intl to Cusco Velazco Astete
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One-way flight from Washington, D.C. Dulles Intl to Cusco Velazco Astete
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Dulles Intl to Cuzco

Cheapest flights from Dulles Intl to Cuzco
Explore the most affordable flight options available from Dulles Intl to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This Mytrip deal was found by Cheapflights users on 10/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:45 amIAD - CUZ
2 stops16h 11mMultiple Airlines
Tue 11/410:42 pmCUZ - IAD
3 stops26h 58mMultiple Airlines
Deal found 10/1$488
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:30 amIAD - CUZ
3 stops25h 56mMultiple Airlines
Thu 11/67:12 amCUZ - IAD
2 stops21h 13mMultiple Airlines
Deal found 9/30$498
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:35 pmIAD - CUZ
2 stops31h 21mMultiple Airlines
Sun 11/2312:25 pmCUZ - IAD
1 stop16h 00mMultiple Airlines
Deal found 9/30$523
This Priceline deal was found by Cheapflights users on 9/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:35 pmIAD - CUZ
1 stop20h 45mAvianca
Sun 11/2312:25 pmCUZ - IAD
1 stop16h 00mAvianca
Deal found 9/30$524
This Avianca deal was found by Cheapflights users on 9/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:15 pmIAD - CUZ
2 stops19h 05mAvianca
Tue 11/45:10 pmCUZ - IAD
1 stop11h 15mAvianca
Deal found 9/30$526
This Mytrip deal was found by Cheapflights users on 10/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:15 pmIAD - CUZ
2 stops24h 31mMultiple Airlines
Thu 11/612:05 amCUZ - IAD
3 stops27h 05mMultiple Airlines
Deal found 10/1$528
This Avianca deal was found by Cheapflights users on 9/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:15 pmIAD - CUZ
2 stops19h 05mAvianca
Mon 11/105:10 pmCUZ - IAD
1 stop20h 05mAvianca
Deal found 9/30$555

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Cuzco 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 October 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cusco that are best for you.

Fly from

Dulles Intl

Fly to

Cuzco

Route

Depart

Return

Price

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 11/1

5:15 pm-11:20 am

2 stops19h 05m

Cusco Velazco Astete

Mon 11/10

5:10 pm-1:15 pm

1 stop20h 05m

$555

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sun 11/9

7:49 pm-10:25 am

2 stops14h 36m

Cusco Velazco Astete

Wed 11/12

8:15 pm-11:31 am

2 stops15h 16m

$633

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sun 11/9

7:49 pm-10:25 am

2 stops14h 36m

Cusco Velazco Astete

Tue 11/11

12:05 am-12:16 am

2 stops24h 11m

$633

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Wed 11/26

5:59 pm-10:25 am

2 stops16h 26m

Cusco Velazco Astete

Sat 12/6

8:15 pm-11:39 am

2 stops15h 24m

$634

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 11/1

5:52 pm-9:25 am

2 stops16h 33m

Cusco Velazco Astete

Mon 11/10

7:30 am-12:16 am

2 stops16h 46m

$660

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sun 11/9

5:45 am-11:20 am

1 stop29h 35m

Cusco Velazco Astete

Wed 11/12

12:25 pm-1:15 pm

1 stop24h 50m

$685

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 11/1

9:00 am-12:45 am

2 stops16h 45m

Cusco Velazco Astete

Mon 11/10

9:05 pm-7:08 pm

2 stops22h 03m

$738

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Mon 10/20

3:20 pm-11:00 am

1 stop20h 40m

$255

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 10/11

4:41 pm-11:00 pm

2 stops31h 19m

$326

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Mon 12/15

7:10 pm-9:21 pm

2 stops26h 11m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Showing 1-10 of 16 results
1
2
  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Cusco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Cusco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Cusco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Cusco flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C. Dulles Intl Airport-Cusco 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 Dulles Intl to Cuzco

Have a flexible travel schedule? Discover the best time to fly to Cuzco from Dulles Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Cusco

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cusco?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cusco (average of $789). Flying from Washington, D.C. Dulles Intl Airport to Cusco in December is currently the most expensive (average of $1,346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to CUZ?

Find hourly flight availability from Dulles Intl to Cuzco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Cusco is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 35% on airfare.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Cusco?

Reviews of airlines servicing Cuzco

Get insights into the airlines that provide service to Cuzco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cuzco. Reviews last updated October 2, 2025.
See what other customers who have flown with LATAM Airlines and Avianca from Washington, D.C. Dulles Intl Airport to Cusco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.4

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
LATAM Airlines
7.5
Good
1,858 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.4

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP
Avianca
6.7
Okay
2,443 reviews
LATAM Airlines
7.5
Good
1,858 reviews

Comfort

7.4

Entertainment

7.0

Crew

8.0

Overall

7.5

Boarding

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Oct 2025

MIA - GRU

Terrible baggage service! Almost lost my connection flight in SP

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Cuzco. 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 into for flights to Cusco from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Cusco, you will be flying into Velazco Astete. Cusco Velazco Astete (CUZ) is just 1.7 mi from the center of the city. Velazco Astete is the only Cusco airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to Cusco Velazco Astete from Washington, D.C. Dulles Intl on a regular basis.

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

    Airlines like Avianca, Delta, and LATAM Airlines fly from Washington, D.C. Dulles Intl Airport to Cusco in about 14h 36m. The time it takes to get you to your destination can typically vary by up to 4h 29m. Washington, D.C. Dulles Intl Airport and Cusco are separated by a distance of 3641 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Cusco round-trip?

    According to our current data, Avianca ($432), and LATAM Airlines ($579) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Cusco. Avianca is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cusco?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cusco (average of $789). Flying from Washington, D.C. Dulles Intl Airport to Cusco in December is currently the most expensive (average of $1,346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Cuzco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Dulles Intl to Cuzco

Discover the top 2 airlines that operate flights from Dulles Intl to Cuzco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$432Average$619FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$579Average$774FlexibilityNo cancel feeOn-time81%

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