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Cheap flights from Cusco to Washington, D.C. from $303

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 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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LATAM Airlines Logo
10:40 pm - 12:24 am
CUZ
-
IAD
25h 44m2 stops
LATAM Airlines Logo
10:08 am - 9:00 am
IAD
-
CUZ
22h 52m2 stops
$556LATAM Airlines
Thu, Jan 22 - Sun, Jan 25
Avianca Logo
5:10 pm - 4:25 am
CUZ
-
IAD
11h 15m1 stop
Avianca Logo
5:45 am - 11:20 am
IAD
-
CUZ
29h 35m1 stop
$836Avianca
Thu, Jan 22 - Sun, Jan 25
Avianca Logo
5:10 pm - 1:15 pm
CUZ
-
IAD
20h 05m1 stop
Avianca Logo
4:30 am - 11:20 am
IAD
-
CUZ
30h 50m2 stops
$850Avianca
Thu, Jan 22 - Sat, Jan 24
Avianca Logo
5:10 pm - 12:10 am
CUZ
-
IAD
31h 00m3 stops
Avianca Logo
3:00 am - 11:20 am
IAD
-
CUZ
32h 20m2 stops
$863Avianca
Thu, Jan 22 - Sat, Jan 24
Avianca Logo
5:10 pm - 1:15 pm
CUZ
-
IAD
20h 05m1 stop
Avianca Logo
6:15 pm - 11:20 am
IAD
-
CUZ
41h 05m2 stops
$867Avianca
Thu, Jan 22 - Sun, Jan 25
Avianca Logo
5:10 pm - 12:10 am
CUZ
-
IAD
31h 00m3 stops
Avianca Logo
6:15 pm - 11:20 am
IAD
-
CUZ
41h 05m2 stops
$880Avianca
Thu, Jan 22 - Sun, Jan 25
Avianca Logo
5:10 pm - 12:10 am
CUZ
-
IAD
31h 00m3 stops
Avianca Logo
1:30 am - 11:20 am
IAD
-
CUZ
33h 50m3 stops
$961Avianca
Thu, Jan 22 - Sat, Jan 24

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
Jan 22
CUZ5:10 pmCusco Velazco Astete
20h 05m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
Jan 25
IAD5:45 amWashington, D.C. Dulles Intl
29h 35m
1 stop
CUZ11:20 amCusco Velazco Astete
$836
Find similar
Avianca
Jan 22
CUZ5:10 pmCusco Velazco Astete
11h 15m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
Jan 25
IAD4:15 pmWashington, D.C. Dulles Intl
19h 05m
2 stops
CUZ11:20 amCusco Velazco Astete
$850
Find similar
Avianca
Jan 22
CUZ5:10 pmCusco Velazco Astete
20h 05m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
Jan 25
IAD6:15 pmWashington, D.C. Dulles Intl
41h 05m
2 stops
CUZ11:20 amCusco Velazco Astete
$867
Find similar

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
Jan 22
CUZ11:15 pmCusco Velazco Astete
25h 09m
2 stops
IAD12:24 amWashington, D.C. Dulles Intl
Jan 25
IAD10:08 amWashington, D.C. Dulles Intl
25h 02m
2 stops
CUZ11:10 amCusco Velazco Astete
$556
Find similar
LATAM Airlines
Dec 23
CUZ7:50 pmCusco Velazco Astete
27h 02m
2 stops
IAD10:52 pmWashington, D.C. Dulles Intl
Dec 30
IAD6:59 pmWashington, D.C. Dulles Intl
16h 41m
2 stops
CUZ11:40 amCusco Velazco Astete
$993
Find similar

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 December 18, 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

Fly to

Route

Depart

Return

Price

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

10:40 pm-12:24 am

2 stops25h 44m

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

5:45 am-11:20 am

1 stop29h 35m

$836

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-1:15 pm

1 stop20h 05m

Washington, D.C. Dulles Intl

Sat 1/24

4:30 am-11:20 am

2 stops30h 50m

$850

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-12:10 am

3 stops31h 00m

Washington, D.C. Dulles Intl

Sat 1/24

3:00 am-11:20 am

2 stops32h 20m

$863

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-1:15 pm

1 stop20h 05m

Washington, D.C. Dulles Intl

Sun 1/25

6:15 pm-11:20 am

2 stops41h 05m

$867

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-12:10 am

3 stops31h 00m

Washington, D.C. Dulles Intl

Sun 1/25

6:15 pm-11:20 am

2 stops41h 05m

$880

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Thu 1/22

5:10 pm-12:10 am

3 stops31h 00m

Washington, D.C. Dulles Intl

Sat 1/24

1:30 am-11:20 am

3 stops33h 50m

$961

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Fri 4/24

10:25 pm-2:00 pm

2 stops38h 35m

$303

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Sun 4/26

12:00 pm-5:35 am

2 stops16h 35m

$305

CuscoWashington, D.C.

CUZ - IAD

CUZIAD

Cusco Velazco Astete

Sat 1/17

11:07 am-7:51 am

3 stops44h 44m

$335

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 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

24h 02m

Direct flights

None
The fastest flight from Cusco to Washington, D.C. Dulles Intl Airport takes 24h 02m
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.
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  • 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. 24h 02m 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

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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