HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peru

$180+ Cheap flights from Dulles Intl (IAD) to Peru

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIM
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Peru with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Peru

Keep the following information in mind while searching for Dulles Intl to Peru flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$384
(Priceline)

One-way from

$180
(Avianca)

Popular in

December

Cheapest in

September

Average price

$509
Provider with most accurate pricing for Washington, D.C. (WAS)-Lima J Chavez Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lima J Chavez Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Peru
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Peru
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dulles Intl to Peru

Cheapest flights from Dulles Intl to Peru
Explore the most affordable flight options available from Dulles Intl to Peru. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Priceline deal was found by Cheapflights users on 4/29. 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.
Mon 5/265:45 amIAD - LIM
2 stops12h 55mAvianca
Wed 6/48:25 pmLIM - IAD
1 stop16h 35mAvianca
Deal found 4/29$384
This Copa Airlines deal was found by Cheapflights users on 4/29. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/102:21 amIAD - LIM
1 stop14h 19mCopa Airlines
Wed 5/214:40 pmLIM - IAD
1 stop10h 40mCopa Airlines
Deal found 4/29$385
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 5/1510:09 amIAD - LIM
2 stops24h 31mDelta
Mon 5/191:30 pmLIM - IAD
2 stops21h 28mDelta
Deal found 4/29$389
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Sat 9/135:05 pmIAD - LIM
1 stop11h 20mMultiple Airlines
Sun 9/2112:05 amLIM - IAD
1 stop15h 26mMultiple Airlines
Deal found 4/29$437
This Copa Airlines deal was found by Cheapflights users on 4/29. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:18 amIAD - CIX
1 stop12h 48mCopa Airlines
Tue 11/252:51 pmCIX - IAD
1 stop12h 31mCopa Airlines
Deal found 4/29$439
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:00 amIAD - LIM
2 stops27h 00mLATAM Airlines
Wed 5/2112:05 amLIM - IAD
2 stops23h 23mLATAM Airlines
Deal found 4/29$461
This Delta deal was found by Cheapflights users on 4/28. 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 5/126:00 amIAD - CIX
2 stops24h 40mDelta
Tue 5/206:30 amCIX - IAD
2 stops16h 05mDelta
Deal found 4/28$486
This Priceline deal was found by Cheapflights users on 4/29. 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.
Tue 6/241:05 amIAD - CUZ
2 stops34h 55mAvianca
Mon 7/144:45 pmCUZ - IAD
2 stops30h 00mAvianca
Deal found 4/29$496
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Sat 6/147:00 amIAD - CUZ
2 stops24h 24mMultiple Airlines
Sat 6/219:57 pmCUZ - IAD
2 stops30h 38mMultiple Airlines
Deal found 4/29$518
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 11/1112:35 pmIAD - CIX
2 stops20h 30mLATAM Airlines
Tue 11/256:35 amCIX - IAD
2 stops17h 32mLATAM Airlines
Deal found 4/29$519
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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.
Sun 11/25:10 pmIAD - CUZ
2 stops18h 05mLATAM Airlines
Tue 11/188:30 amCUZ - IAD
2 stops15h 37mLATAM Airlines
Deal found 4/29$555
This Delta deal was found by Cheapflights users on 4/29. 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 11/45:25 pmIAD - CUZ
2 stops14h 40mDelta
Wed 11/198:45 amCUZ - IAD
2 stops15h 22mDelta
Deal found 4/29$595

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Peru 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 April 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Peru that are best for you.

Fly from

Dulles Intl

Fly to

Peru

Route

Depart

Return

Price

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 5/26

5:45 am-5:40 pm

2 stops12h 55m

Lima J Chavez Intl

Thu 5/29

6:45 pm-5:35 am

1 stop9h 50m

$384

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Sat 5/10

2:21 am-3:40 pm

1 stop14h 19m

Lima J Chavez Intl

Wed 5/21

4:40 pm-4:20 am

1 stop10h 40m

$385

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 5/15

10:09 am-9:40 am

2 stops24h 31m

Lima J Chavez Intl

Mon 5/19

1:30 pm-11:58 am

2 stops21h 28m

$389

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Sat 9/13

5:05 pm-3:25 am

1 stop11h 20m

Lima J Chavez Intl

Sun 9/21

12:05 am-4:31 pm

1 stop15h 26m

$437

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 5/15

6:00 am-8:00 am

2 stops27h 00m

Lima J Chavez Intl

Wed 5/21

12:05 am-12:28 am

2 stops23h 23m

$461

Washington, D.C.Chiclayo

IAD - CIX

IADCIX

Washington, D.C. Dulles Intl

Mon 5/12

6:00 am-5:40 am

2 stops24h 40m

Chiclayo Cornel Ruiz

Tue 5/20

6:30 am-11:35 pm

2 stops16h 05m

$486

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Tue 6/24

1:05 am-11:00 am

2 stops34h 55m

Cusco Velazco Astete

Mon 7/14

4:45 pm-11:45 pm

2 stops30h 00m

$496

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sat 6/14

7:00 am-6:24 am

2 stops24h 24m

Cusco Velazco Astete

Sat 6/21

9:57 pm-5:35 am

2 stops30h 38m

$518

Washington, D.C.Chiclayo

IAD - CIX

IADCIX

Washington, D.C. Dulles Intl

Mon 5/12

6:00 am-5:40 am

2 stops24h 40m

Chiclayo Cornel Ruiz

Sun 5/18

10:20 pm-12:28 am

2 stops25h 08m

$574

Washington, D.C.Iquitos

IAD - IQT

IADIQT

Washington, D.C. Dulles Intl

Thu 6/12

7:00 am-6:35 am

2 stops24h 35m

Iquitos C.F. Secada

Thu 6/19

7:20 am-5:35 am

2 stops21h 15m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Dulles Intl to Peru

Have a flexible travel schedule? Discover the best time to fly to Peru 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 Peru

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

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Peru (average of $499). Flying from Washington, D.C. Dulles Intl Airport to Peru in December is currently the most expensive (average of $802). 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 PE?

Find hourly flight availability from Dulles Intl to Peru. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Peru, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Peru by month

Plan your trip to Peru by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Peru ranges from 0.0 - 0.0 inches per month. January is typically the wettest month, when rainfall can reach 0.0 in. January is typically the driest time to visit Peru when rainfall is around 0.0 in.

Temperature in Peru by month

Plan your trip to Peru by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Peru, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Peru

Get insights into the airlines that provide service to Peru. 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 Peru. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines and Copa Airlines from Washington, D.C. to Peru by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.5
Good
1,411 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,788 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Peru one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Peru are Avianca ($180), Copa Airlines ($191), and LATAM Airlines ($250).

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Peru?

    Most travelers choose Washington, D.C. Dulles Intl - Lima J Chavez Intl, Washington, D.C. Dulles Intl - Cusco Velazco Astete or Washington, D.C. Dulles Intl - Arequipa Rodriguez Ballon when deciding on the best route from Washington, D.C. Dulles Intl Airport to Peru.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Peru 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 Peru?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Peru (average of $499). Flying from Washington, D.C. Dulles Intl Airport to Peru in December is currently the most expensive (average of $802). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Peru

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Bogotá flights
Dulles Intl to Lima flights
Dulles Intl to Guarulhos Intl flights
Dulles Intl to Jose Maria Cordova Intl flights
Baltimore to Lima flights
Reagan-National to Lima flights
Dulles Intl to Cartagena flights
Baltimore to Jose Maria Cordova Intl flights
Reagan-National to Jose Maria Cordova Intl flights
Reagan-National to Bogotá flights
Reagan-National to Guarulhos Intl flights
Baltimore to Bogotá flights
Baltimore to Rio de Janeiro–Galeão Intl flights
Reagan-National to Cartagena flights
Dulles Intl to Rio de Janeiro–Galeão Intl flights
Reagan-National to Rio de Janeiro–Galeão Intl flights
Baltimore to Guarulhos Intl flights
Baltimore to Cartagena flights
Dulles Intl to Ministro Pistarini flights
Reagan-National to Viracopos flights
Dulles Intl to Viracopos flights
Dulles Intl to Santos Dumont flights
Reagan-National to Ministro Pistarini flights
Dulles Intl to Quito flights
Dulles Intl to Santiago flights
Reagan-National to Santiago flights
Dulles Intl to Jorge Newbery flights
Baltimore to Ministro Pistarini flights
Baltimore to Santiago flights
Dulles Intl to Santa Cruz de la Sierra flights
Dulles Intl to Cali flights
Reagan-National to Georgetown flights
Dulles Intl to Georgetown flights
Reagan-National to Quito flights
Baltimore to Quito flights
Dulles Intl to Guayaquil flights
Reagan-National to Santa Cruz de la Sierra flights
Dulles Intl to Cuzco flights
Baltimore to Cali flights
Baltimore to Cuzco flights
Reagan-National to Cali flights
Reagan-National to Cuzco flights
Reagan-National to Guayaquil flights
Baltimore to Georgetown flights

Top 5 airlines flying from Dulles Intl to Peru

Discover the top 5 airlines that operate flights from Dulles Intl to Peru. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$348Average$564FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$383Average$585FlexibilityNo cancel feeOn-time70%
DeltaCheapest$398Average$624FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$398Average$545FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$405Average$650FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.