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$178+ Cheap flights from Dulles Intl (IAD) to Lima (LIM)

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIM
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Lima J Chavez Intl are usually found in September or October, booked 56 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Dulles Intl to Lima

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Lima (LIM). 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 September 17, 2025.

Round-trip from

$363
(Flysmarter)

One-way from

$178
(Justfly.com)

Popular in

December

Cheapest in

September

Average price

$432
From Washington, D.C. Dulles Intl to Lima J Chavez Intl
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One-way flight from Washington, D.C. Dulles Intl to Lima J Chavez Intl
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Highest demand for flights based on searches. 12% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Lima

Cheapest flights from Dulles Intl to Lima
Explore the most affordable flight options available from Dulles Intl to Lima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/193:20 pmIAD - LIM
1 stop11h 25mAvianca
Thu 9/256:40 pmLIM - IAD
1 stop9h 55mAvianca
Deal found 9/16$356
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 9/185:45 amIAD - LIM
2 stops14h 35mAvianca
Wed 9/242:50 amLIM - IAD
1 stop10h 10mAvianca
Deal found 9/15$357
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:00 amIAD - LIM
1 stop19h 45mAvianca
Fri 9/262:50 amLIM - IAD
1 stop10h 10mAvianca
Deal found 9/17$361
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:45 amIAD - LIM
2 stops14h 35mAvianca
Fri 9/262:50 amLIM - IAD
1 stop10h 10mAvianca
Deal found 9/17$362
This Flysmarter deal was found by Cheapflights users on 9/15. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:00 amIAD - LIM
2 stops17h 55mAvianca
Thu 11/65:35 pmLIM - IAD
1 stop10h 50mAvianca
Deal found 9/15$363
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 9/184:05 amIAD - LIM
2 stops16h 15mAvianca
Sat 9/208:25 pmLIM - IAD
1 stop16h 35mAvianca
Deal found 9/15$369
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:00 amIAD - LIM
1 stop19h 45mAvianca
Sun 9/288:25 pmLIM - IAD
2 stops18h 20mAvianca
Deal found 9/16$371
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amIAD - LIM
1 stop11h 40mAvianca
Mon 10/271:50 amLIM - IAD
1 stop11h 25mAvianca
Deal found 9/16$377
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Wed 10/13:20 pmIAD - LIM
1 stop11h 25mAvianca
Wed 10/295:35 pmLIM - IAD
1 stop19h 40mAvianca
Deal found 9/14$378
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Mon 10/135:05 pmIAD - LIM
1 stop11h 20mAvianca
Wed 3/111:50 amLIM - IAD
1 stop11h 25mAvianca
Deal found 9/15$379
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/25:05 pmIAD - LIM
1 stop11h 20mAvianca
Sun 11/211:45 amLIM - IAD
1 stop16h 40mAvianca
Deal found 9/15$380

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Lima 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 September 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Lima that are best for you.

Fly from

Dulles Intl

Fly to

Lima

Route

Depart

Return

Price

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Wed 10/29

4:41 pm-1:20 am

1 stop9h 39m

Lima J Chavez Intl

Wed 3/25

4:40 pm-4:15 am

1 stop10h 35m

$384

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Sat 11/8

10:10 pm-11:55 pm

1 stop25h 45m

Lima J Chavez Intl

Fri 11/21

1:50 am-10:12 pm

1 stop20h 22m

$405

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Tue 11/4

10:11 am-9:20 pm

1 stop11h 09m

Lima J Chavez Intl

Wed 11/19

11:40 pm-11:34 am

1 stop11h 54m

$419

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Tue 11/4

10:11 am-9:20 pm

1 stop11h 09m

Lima J Chavez Intl

Thu 11/20

11:40 pm-11:34 am

1 stop11h 54m

$419

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/27

10:10 pm-11:40 pm

1 stop26h 30m

Lima J Chavez Intl

Mon 11/10

1:50 am-8:51 pm

1 stop19h 01m

$420

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/6

2:25 am-3:40 pm

1 stop14h 15m

Lima J Chavez Intl

Tue 10/21

2:15 am-3:05 pm

1 stop11h 50m

$420

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/27

10:10 pm-11:40 pm

1 stop26h 30m

Lima J Chavez Intl

Thu 11/6

1:50 am-10:12 pm

1 stop20h 22m

$420

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/27

3:33 pm-5:00 am

1 stop14h 27m

Lima J Chavez Intl

Wed 11/12

12:05 am-11:31 am

1 stop11h 26m

$425

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Mon 10/6

10:11 am-9:10 pm

1 stop11h 59m

Lima J Chavez Intl

Tue 10/7

11:20 pm-2:38 pm

1 stop14h 18m

$425

Washington, D.C.Lima

IAD - LIM

IADLIM

Washington, D.C. Dulles Intl

Thu 10/30

3:33 pm-5:00 am

1 stop14h 27m

Lima J Chavez Intl

Sat 11/8

12:15 pm-11:20 pm

1 stop11h 05m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 21 results
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Best time to book a flight from Dulles Intl to Lima

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Lima. Price data was last updated on September 12, 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Lima. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Lima (average of $499). Flying from Washington, D.C. Dulles Intl Airport to Lima 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 LIM?

Find hourly flight availability from Dulles Intl to Lima. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from Washington, D.C. Dulles Intl Airport to Lima by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Lima?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Lima. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Lima flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

Reviews of airlines servicing Lima

Get insights into the airlines that provide service to Lima. 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 Lima. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM Airlines from Washington, D.C. Dulles Intl Airport to Lima. 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
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.6
Good
1,533 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,849 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Avianca
6.7
Okay
2,436 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Lima. 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 Lima from Washington, D.C. Dulles Intl?

    Most people fly into Lima J Chavez Intl (LIM) if they book a flight to Lima from Washington, D.C. Dulles Intl. On average, J Chavez Intl has 0 inbound flights from Washington, D.C. Dulles Intl per day from 6 airlines. Lima J Chavez Intl is conveniently located just 5.7 mi from Lima’s city center.

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

    Airlines like Copa Airlines, United Airlines, and Delta fly from Washington, D.C. Dulles Intl Airport to Lima in about 9h 39m. The time it takes to get you to your destination can typically vary by up to 16h 06m. There are 3519 mi between Washington, D.C. Dulles Intl Airport and Lima. 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. Dulles Intl Airport to Lima round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Lima is United Airlines. Our recent data shows that you can find tickets from as low as $242 on this airline. Additional options worth looking into are Avianca and Copa Airlines, starting at $341 and $362 round-trip. You may be able to fly from Washington, D.C. Dulles Intl Airport to Lima for 53% less than the average price by searching for these airlines.

  • Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Lima?

    Flights departing from Washington, D.C. Dulles Intl Airport and landing in Lima layover in Panama City most frequently. Bogotá sees the next most layovers on Washington, D.C. Dulles Intl Airport to Lima flights.

  • What are some popular things to do or see while on a layover in Panama City?

    If you're on a layover in Panama City and looking for things to do, consider visiting Panama Old Cathedral, Amador Causeway, or Panama Canal. Travelers on a layover in Panama City can visit Panama Old Cathedral, Amador Causeway, and Panama Canal, by traveling 13.2 mi, 14.7 mi, and 15.1 mi, respectively after landing at Panama City Tocumen Intl. Those landing in Panama City looking to spend some time exploring during their layover can rent a car for about $12 per day.

  • What are some popular points of interest to see during a layover in Bogotá?

    If you're on a layover in Bogotá and looking for things to do, consider visiting Museo del Oro, Museo Botero, or Jardín botánico de Bogotá. Museo del Oro, Museo Botero, and Jardín botánico de Bogotá are located about 8.6 mi, 8.9 mi, and 4.0 mi, respectively from Bogotá El Dorado. Those landing in Bogotá looking to spend some time exploring during their layover can rent a car for about $50 per day.

  • Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Lima flights?

    Washington, D.C. Dulles Intl Airport to Lima flights that have layovers will least frequently stop in San Salvador. San Salvador is followed by Atlanta in terms of the least popular layover location on flights from Washington, D.C. Dulles Intl Airport to Lima.

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

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

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

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

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

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

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

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Alternative routes for Dulles Intl to Lima

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Dulles Intl to Lima

Discover the top 6 airlines that operate flights from Dulles Intl to Lima. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$242Average$466FlexibilityNo cancel feeOn-time69%
AviancaCheapest$341Average$500FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$362Average$500FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$392Average$570FlexibilityNo cancel feeOn-time81%
DeltaCheapest$394Average$616FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$398Average$605FlexibilityNo cancel feeOn-time71%

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