Find flights
When to book
FAQs

Cheap flights from Lima to Washington, D.C. Dulles Intl Airport from £183

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 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — IAD
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Lima to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Lima to Dulles Intl
Explore the most affordable flight options available from Lima to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Thu 25/1207:00LIM - IAD
1 stop18h 02mCopa Airlines
Wed 31/1204:59IAD - LIM
1 stop18h 06mCopa Airlines
Deal found 4/12£342
Wed 24/1201:50LIM - IAD
1 stop21h 59mUnited Airlines
Tue 30/1222:15IAD - LIM
1 stop25h 40mUnited Airlines
Deal found 4/12£344
Thu 25/1207:00LIM - IAD
1 stop18h 02mCopa Airlines
Sun 4/101:12IAD - LIM
1 stop11h 13mCopa Airlines
Deal found 3/12£378
Thu 18/1200:15LIM - IAD
2 stops16h 45mDelta
Sat 10/107:05IAD - LIM
1 stop25h 45mDelta
Deal found 3/12£388
Wed 31/1207:00LIM - IAD
1 stop18h 02mCopa Airlines
Fri 9/101:12IAD - LIM
1 stop11h 13mCopa Airlines
Deal found 2/12£407
Mon 15/1208:25LIM - IAD
2 stops13h 04mDelta
Wed 31/1210:57IAD - LIM
1 stop10h 23mDelta
Deal found 4/12£409
Sat 20/1208:25LIM - IAD
2 stops15h 47mDelta
Sun 11/114:20IAD - LIM
2 stops18h 30mDelta
Deal found 4/12£424
Tue 23/1207:00LIM - IAD
1 stop20h 22mCopa Airlines
Tue 30/1215:32IAD - LIM
1 stop9h 23mCopa Airlines
Deal found 4/12£430
Fri 19/1201:50LIM - IAD
1 stop21h 59mUnited Airlines
Sat 17/117:45IAD - LIM
1 stop30h 10mUnited Airlines
Deal found 4/12£432
Thu 18/1207:00LIM - IAD
1 stop18h 02mCopa Airlines
Sun 28/1208:22IAD - LIM
1 stop16h 33mCopa Airlines
Deal found 4/12£443
Mon 15/1208:25LIM - IAD
2 stops14h 43mDelta
Sun 15/306:00IAD - LIM
2 stops17h 30mDelta
Deal found 4/12£446
Sat 20/1216:40LIM - IAD
1 stop10h 42mCopa Airlines
Sun 4/101:12IAD - LIM
1 stop11h 13mCopa Airlines
Deal found 4/12£451

Find flight deals from Lima to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lima (LIM) to Dulles Intl (IAD). 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 5 December 2025.

Round-trip from

£341

One-way from

£183

Popular in

July

Cheapest in

September

Average price

£429
Copa Airlines
  • Copa Airlines
  • 19/3-31/3
  • 2 total stops
  • 20h 20m total
  • Lima to Washington, D.C.
Search Deals
Delta
  • Delta
  • 24/12
  • 1 total stop
  • 23h 12m total
  • Lima to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Lima to Dulles Intl 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 858,174 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Lima to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Lima

Fly to

Dulles Intl

Route

Depart

Return

Price

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Fri 8/5

11:00-04:21

1 stop16h 21m

Washington, D.C. Dulles Intl

Sun 17/5

16:38-01:20

1 stop9h 42m

£341

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Thu 2/4

13:20-04:22

1 stop14h 02m

Washington, D.C. Dulles Intl

Sat 18/4

16:36-01:20

1 stop9h 44m

£341

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Sun 8/2

00:05-11:43

1 stop11h 38m

Washington, D.C. Dulles Intl

Thu 19/2

12:35-05:00

1 stop16h 25m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Mon 6/4

13:30-12:39

2 stops22h 09m

Washington, D.C. Dulles Intl

Fri 17/4

07:00-21:40

2 stops15h 40m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Wed 11/2

23:40-11:35

1 stop11h 55m

Washington, D.C. Dulles Intl

Thu 19/2

15:42-05:00

1 stop13h 18m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Thu 12/2

23:40-14:44

1 stop15h 04m

Washington, D.C. Dulles Intl

Sat 21/2

17:25-05:00

1 stop11h 35m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Wed 11/2

00:15-14:44

2 stops14h 29m

Washington, D.C. Dulles Intl

Thu 19/2

12:35-05:00

1 stop16h 25m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Wed 15/4

00:15-21:16

2 stops20h 01m

Washington, D.C. Dulles Intl

Sun 19/4

15:00-05:00

2 stops15h 00m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Fri 13/2

08:00-20:45

2 stops12h 45m

Washington, D.C. Dulles Intl

Sat 21/2

17:25-05:00

1 stop11h 35m

£343

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Sat 16/5

08:15-00:09

2 stops14h 54m

£183

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Lima to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Lima with our price prediction graph.
Estimated return 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 Lima to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a return flight from Lima to Dulles Intl. Price data was last updated on 28 November 2025.

To ensure you get the cheapest price possible for a flight from Lima to Washington, D.C. Dulles Intl Airport, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Lima to Washington, D.C. Dulles Intl Airport (average of £148). Flying from Lima to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of £197). 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.

Related info for your journey

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

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

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

    Copa Airlines and Delta can get you from Lima to Washington, D.C. Dulles Intl Airport in just under 11h 38m. Your travel time can differ by up to 4h 43m. The distance from Lima to Washington, D.C. Dulles Intl Airport is about 3519 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lima to Dulles Intl 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 Lima to Washington, D.C. Dulles Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Lima to Washington, D.C. Dulles Intl Airport (average of £148). Flying from Lima to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of £197). 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

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Lima to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Lima today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Lima to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Lima to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Lima to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Lima? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Lima to Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.