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$252+ Cheap flights from Washington, D.C. (WAS) 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CUZ
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Cuzco

Cheapest flights from Washington, D.C. to Cuzco
Explore the most affordable flight options available from Washington, D.C. to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Trip.com deal was found by Cheapflights users on 5/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:50 am
IAD
-
CUZ
2 stops25h 20m
Multiple Airlines
Wed 9/98:00 am
CUZ
-
IAD
2 stops29h 15m
Multiple Airlines
Deal found 5/16$590
This Trip.com deal was found by Cheapflights users on 5/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:50 am
IAD
-
CUZ
2 stops14h 30m
Multiple Airlines
Fri 6/1210:30 pm
CUZ
-
IAD
2 stops29h 50m
Multiple Airlines
Deal found 5/16$591
This Avianca deal was found by Cheapflights users on 5/20. 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.
Thu 7/23:35 pm
IAD
-
CUZ
1 stop20h 45m
Avianca
Tue 7/145:10 pm
CUZ
-
IAD
1 stop11h 10m
Avianca
Deal found 5/20$595
This Avianca deal was found by Cheapflights users on 5/20. 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.
Tue 6/25:35 pm
IAD
-
CUZ
2 stops18h 45m
Avianca
Fri 6/125:10 pm
CUZ
-
IAD
1 stop11h 10m
Avianca
Deal found 5/20$596
This Trip.com deal was found by Cheapflights users on 5/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:50 am
IAD
-
CUZ
2 stops26h 15m
Multiple Airlines
Mon 9/2811:55 am
CUZ
-
IAD
2 stops25h 20m
Multiple Airlines
Deal found 5/18$600
This Mytrip deal was found by Cheapflights users on 5/18. 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 6/116:50 am
IAD
-
CUZ
2 stops30h 15m
Multiple Airlines
Thu 6/1811:05 pm
CUZ
-
IAD
2 stops29h 15m
Multiple Airlines
Deal found 5/18$611
This Trip.com deal was found by Cheapflights users on 5/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/53:35 pm
IAD
-
CUZ
2 stops17h 10m
Multiple Airlines
Mon 6/86:05 pm
CUZ
-
IAD
2 stops34h 15m
Multiple Airlines
Deal found 5/19$612
This Gotogate deal was found by Cheapflights users on 5/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:50 am
IAD
-
CUZ
1 stop29h 30m
Avianca
Mon 8/35:10 pm
CUZ
-
IAD
1 stop11h 10m
Avianca
Deal found 5/17$615
This Avianca deal was found by Cheapflights users on 5/17. 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.
Tue 5/263:35 pm
IAD
-
CUZ
1 stop20h 45m
Avianca
Tue 6/95:10 pm
CUZ
-
IAD
1 stop20h 05m
Avianca
Deal found 5/17$621
This Delta deal was found by Cheapflights users on 5/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:55 pm
DCA
-
CUZ
2 stops35h 05m
Delta
Wed 9/238:35 am
CUZ
-
DCA
2 stops28h 30m
Delta
Deal found 5/18$634
This LATAM Airlines deal was found by Cheapflights users on 5/18. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/812:17 pm
DCA
-
CUZ
2 stops13h 43m
LATAM Airlines
Tue 7/711:20 pm
CUZ
-
DCA
2 stops33h 49m
LATAM Airlines
Deal found 5/18$642
This Delta deal was found by Cheapflights users on 5/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:55 pm
DCA
-
CUZ
2 stops35h 05m
Delta
Tue 9/299:05 am
CUZ
-
DCA
2 stops28h 00m
Delta
Deal found 5/18$643

Find flight deals from Washington, D.C. to Cuzco

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$590
(Trip.com)

One-way from

$252
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$554
Provider with most accurate pricing for Washington, D.C. (WAS)-Cusco Velazco Astete flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cusco Velazco Astete flights.
Search Deals
From Washington, D.C. (WAS) to Cusco Velazco Astete
Search Deals
One-way flight from Washington, D.C. (WAS) to Cusco Velazco Astete
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 May 21, 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

Cheapest round-trip

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Thu 7/2

3:35 pm-11:20 am

1 stop20h 45m

Cusco Velazco Astete

Tue 7/14

5:10 pm-5:20 am

1 stop11h 10m

$595
Quickest round-trip

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Tue 6/2

5:35 pm-11:20 am

2 stops18h 45m

Cusco Velazco Astete

Fri 6/12

5:10 pm-5:20 am

1 stop11h 10m

$596

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Tue 6/2

3:35 pm-12:10 pm

2 stops21h 35m

Cusco Velazco Astete

Fri 6/12

12:00 pm-5:20 am

2 stops16h 20m

$632

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 6/5

3:35 pm-6:30 am

2 stops15h 55m

Cusco Velazco Astete

Mon 6/8

10:30 pm-5:20 am

2 stops29h 50m

$639

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Wed 6/10

6:50 am-11:20 am

1 stop29h 30m

Cusco Velazco Astete

Thu 6/18

5:10 pm-5:20 am

1 stop11h 10m

$643

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Mon 6/8

5:35 pm-11:20 am

2 stops18h 45m

Cusco Velazco Astete

Tue 7/7

5:10 pm-3:55 pm

2 stops21h 45m

$659

Washington, D.C.Cusco

DCA - CUZ

DCACUZ

Washington, D.C. Reagan-National

Mon 6/8

6:59 am-1:00 am

2 stops19h 01m

Cusco Velazco Astete

Tue 7/7

11:20 pm-10:09 am

2 stops33h 49m

$684

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Fri 6/5

5:35 pm-11:20 am

2 stops18h 45m

Cusco Velazco Astete

Thu 6/11

5:10 pm-5:20 am

1 stop11h 10m

$687

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sun 5/31

6:08 am-1:00 am

2 stops19h 52m

Cusco Velazco Astete

Tue 6/16

8:35 am-11:39 am

2 stops26h 04m

$704

BaltimoreCusco

BWI - CUZ

BWICUZ

Baltimore/Washington

Mon 6/8

7:00 am-1:00 am

2 stops19h 00m

Cusco Velazco Astete

Tue 7/7

8:25 am-12:39 am

2 stops15h 14m

$738

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/16

Showing 1-10 of 56 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Cuzco

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 Washington, D.C. to Cuzco in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Washington, D.C.-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.-Cusco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Cusco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-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.-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 Washington, D.C. to Cuzco

Have a flexible travel schedule? Discover the best time to fly to Cuzco from Washington, D.C. 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. to Cusco

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

Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Cusco (average of $78). Flying from Washington, D.C. to Cusco in July is currently the most expensive (average of $625). 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.

How much does it cost to fly round-trip from Washington, D.C. 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 May 21, 2026.
Read reviews from past customers who have flown Delta,LATAM Airlines, andAmerican Airlines from Washington, D.C. to Cusco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,451 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,451 reviews
Delta
7.9
Good
8,451 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
LATAM Airlines
7.4
Good
1,921 reviews
Delta
7.9
Good
8,451 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,641 reviews
Delta
7.9
Good
8,451 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Avianca
6.5
Okay
2,529 reviews
Delta
7.9
Good
8,451 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Cusco Velazco Astete (CUZ) is the airport you will fly into if you book a flight from Washington, D.C. to Cusco. You should not have trouble finding flights to Velazco Astete from Washington, D.C.; the airport handles an average of 0 inbound flights from Washington, D.C. per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Cusco airport from Washington, D.C.. It is only a 1.7 mi journey from Velazco Astete (CUZ) to Cusco’s city center.

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

    Airlines like Avianca, LATAM Airlines, and Delta fly from Washington, D.C. to Cusco in about 18h 01m. The time it takes to get you to your destination can typically vary by up to 2h 44m. There are 3632 mi between Washington, D.C. and Cusco. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Avianca, at $369, was found to be the cheapest airline from Washington, D.C. to Cusco. An alternate airline flying to your destination would be LATAM Airlines. Avianca is priced at 52% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Washington, D.C. to Cusco?

    When deciding which route to take from Washington, D.C. to Cusco consider Washington, D.C. Dulles Intl - Cusco Velazco Astete, Baltimore/Washington - Cusco Velazco Astete or Washington, D.C. Reagan-National - Cusco Velazco Astete as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Cuzco that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Cuzco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Cuzco?

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

  • Can I find deals for business class flights from Washington, D.C. to Cuzco?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Cusco?

    Currently, June is the cheapest month in which you can book a flight from Washington, D.C. to Cusco (average of $78). Flying from Washington, D.C. to Cusco in July is currently the most expensive (average of $625). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Cuzco

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Lima flights
Reagan-National to Lima flights
Dulles Intl to Cuzco flights
Reagan-National to Tarapoto flights

Top 3 airlines flying from Washington, D.C. to Cuzco

Discover the top 3 airlines that operate flights from Washington, D.C. 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$369Average$686FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$389Average$912FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$743Average$941FlexibilityNo cancel feeOn-time71%

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