HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Peru

$216+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIM
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
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

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 May 11, 2026.

This FlightHub deal was found by Cheapflights users on 5/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:03 pm
IAD
-
LIM
2 stops14h 57m
LATAM Airlines
Mon 8/2412:15 am
LIM
-
IAD
2 stops17h 18m
LATAM Airlines
Deal found 5/6$437
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:15 am
IAD
-
LIM
1 stop17h 45m
United Airlines
Wed 10/2112:55 am
LIM
-
IAD
1 stop17h 03m
United Airlines
Deal found 5/6$445
This FlightHub deal was found by Cheapflights users on 5/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:05 am
IAD
-
LIM
2 stops12h 35m
LATAM Airlines
Thu 9/2412:15 am
LIM
-
IAD
2 stops17h 18m
LATAM Airlines
Deal found 5/9$448
This LATAM Airlines deal was found by Cheapflights users on 5/6. 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 11/34:00 pm
IAD
-
LIM
1 stop14h 00m
LATAM Airlines
Tue 11/1712:00 pm
LIM
-
IAD
1 stop21h 11m
LATAM Airlines
Deal found 5/6$449
This American Airlines deal was found by Cheapflights users on 5/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:57 am
IAD
-
LIM
2 stops16h 13m
American Airlines
Thu 11/512:45 am
LIM
-
IAD
2 stops12h 27m
American Airlines
Deal found 5/6$450
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:30 am
IAD
-
LIM
1 stop17h 30m
United Airlines
Sat 6/1311:05 pm
LIM
-
IAD
1 stop23h 14m
United Airlines
Deal found 5/6$451
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:20 pm
IAD
-
LIM
1 stop25h 40m
United Airlines
Thu 6/1111:05 pm
LIM
-
IAD
1 stop20h 55m
United Airlines
Deal found 5/6$454
This Delta deal was found by Cheapflights users on 5/6. 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.
Wed 8/1912:30 pm
IAD
-
LIM
2 stops20h 35m
Delta
Thu 9/38:15 am
LIM
-
IAD
2 stops14h 55m
Delta
Deal found 5/6$457
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:20 pm
IAD
-
LIM
1 stop25h 40m
United Airlines
Sat 6/1311:05 pm
LIM
-
IAD
1 stop23h 14m
United Airlines
Deal found 5/6$460
This KAYAK deal was found by Cheapflights users on 5/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:05 am
IAD
-
LIM
2 stops12h 35m
LATAM Airlines
Tue 10/68:15 am
LIM
-
IAD
2 stops14h 50m
LATAM Airlines
Deal found 5/10$464
This FlightHub deal was found by Cheapflights users on 5/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:00 pm
IAD
-
LIM
2 stops14h 00m
LATAM Airlines
Tue 10/2012:05 pm
LIM
-
IAD
1 stop11h 00m
LATAM Airlines
Deal found 5/10$465
This Delta deal was found by Cheapflights users on 5/7. 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 6/167:14 pm
IAD
-
CIX
2 stops16h 56m
Delta
Wed 7/157:35 am
CIX
-
IAD
2 stops24h 51m
Delta
Deal found 5/7$545

Find 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 May 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$437
(FlightHub)

One-way from

$216
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$506
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. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 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 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 May 11, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Fri 6/5

6:25 am-7:15 pm

1 stop13h 50m

Lima J Chavez Intl

Fri 6/12

11:00 am-12:33 am

1 stop12h 33m

$485

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/5

2:25 am-7:15 pm

1 stop17h 50m

Lima J Chavez Intl

Fri 10/16

11:00 am-12:32 am

1 stop12h 32m

$485

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 5/25

4:38 pm-12:55 am

1 stop9h 17m

Lima J Chavez Intl

Thu 5/28

7:00 am-4:21 am

1 stop20h 21m

$485

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Tue 6/9

4:38 pm-1:20 am

1 stop9h 42m

Lima J Chavez Intl

Sun 6/14

7:00 am-12:33 am

1 stop16h 33m

$485

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 5/28

4:38 pm-1:20 am

1 stop9h 42m

Lima J Chavez Intl

Thu 6/4

7:00 am-12:33 am

1 stop16h 33m

$485

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 9/10

4:00 pm-5:00 am

2 stops14h 00m

Lima J Chavez Intl

Sat 9/19

8:15 am-12:10 am

2 stops14h 55m

$500

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 8/20

5:42 pm-6:30 am

2 stops13h 48m

Lima J Chavez Intl

Thu 8/27

8:15 am-12:33 am

2 stops15h 18m

$500

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Tue 8/18

4:34 pm-12:55 am

1 stop9h 21m

Lima J Chavez Intl

Tue 8/25

7:00 am-12:33 am

1 stop16h 33m

$503

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Fri 6/12

6:25 am-10:45 pm

1 stop17h 20m

Lima J Chavez Intl

Tue 6/16

11:00 am-4:21 am

1 stop16h 21m

$503
Quickest round-trip

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 6/8

6:25 am-3:40 pm

1 stop10h 15m

Lima J Chavez Intl

Mon 6/15

4:40 pm-4:21 am

1 stop10h 41m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Peru?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Peru may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Peru (average of $95). Flying from Washington, D.C. Dulles Intl Airport to Peru in March is currently the most expensive (average of $1,275). 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 often are flights from Washington, D.C. to Peru delayed?

About 75% of weekly flights between Washington, D.C. and Peru have experienced delays in the past year, with the average delay time being 52 minutes.

What is the most punctual flight time for Washington, D.C. to Peru flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

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 May 11, 2026.
See what other customers who have flown with Delta,Copa Airlines, andLATAM Airlines from Washington, D.C. Dulles Intl Airport to Peru have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

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
8,452 reviews
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Copa Airlines
7.5
Good
1,584 reviews
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

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
1,917 reviews
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,698 reviews
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

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
2,521 reviews
Delta
7.9
Good
8,452 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Boarding

8.1

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 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.

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

    Airlines like Copa Airlines, Delta, and LATAM Airlines fly from Washington, D.C. Dulles Intl Airport to Peru in about 13h 50m. The time it takes to get you to your destination can typically vary by up to 6h 30m. Washington, D.C. Dulles Intl Airport and Peru are separated by a distance of 3519 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 ($150), Copa Airlines ($174), and LATAM Airlines ($190).

  • 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 - Chiclayo Cornel Ruiz 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Peru (average of $95). Flying from Washington, D.C. Dulles Intl Airport to Peru in March is currently the most expensive (average of $1,275). 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.

Top 6 airlines flying from Dulles Intl to Peru

Discover the top 6 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 May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$223Average$598FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$235Average$716FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$308Average$547FlexibilityNo cancel feeOn-time70%
AviancaCheapest$316Average$582FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$392Average$466FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$395Average$669FlexibilityNo cancel feeOn-time71%

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.
Site
©2026 Cheapflights