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Cheap flights from Lima to Washington, D.C. Dulles Intl Airport from £186

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — IAD
2 Apr — 9 Apr1
1 adult

Cheap 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 28 March 2025.

Round-trip from

£334

One-way from

£186

Popular in

July

Cheapest in

April

Average price

£423
Copa Airlines
  • Copa Airlines
  • 19/5-27/5
  • 2 total stops
  • 26h 08m total
  • Lima to Washington, D.C.
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Copa Airlines
  • Copa Airlines
  • 4/5
  • 1 total stop
  • 10h 40m total
  • Lima to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£37 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Find flight deals from Lima to Dulles Intl

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 28 March 2025.

Mon 19/502:15LIM - IAD
1 stop11h 49mCopa Airlines
Tue 27/502:21IAD - LIM
1 stop14h 19mCopa Airlines
Deal found 26/3£334
Thu 4/912:15LIM - IAD
1 stop10h 55mDelta
Wed 10/907:00IAD - LIM
2 stops15h 40mDelta
Deal found 26/3£336
Thu 10/409:00LIM - IAD
1 stop29h 19mMultiple Airlines
Thu 17/407:35IAD - LIM
1 stop14h 35mMultiple Airlines
Deal found 27/3£388
Thu 3/400:40LIM - IAD
1 stop12h 46mUnited Airlines
Tue 8/412:40IAD - LIM
1 stop11h 20mUnited Airlines
Deal found 27/3£420

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 28 March 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

Mon 19/5

02:15-15:04

1 stop11h 49m

Washington, D.C. Dulles Intl

Tue 27/5

02:21-15:40

1 stop14h 19m

£334

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Thu 4/9

12:15-00:10

1 stop10h 55m

Washington, D.C. Dulles Intl

Wed 10/9

07:00-21:40

2 stops15h 40m

£336

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Thu 10/4

09:00-15:19

1 stop29h 19m

Washington, D.C. Dulles Intl

Thu 17/4

07:35-21:10

1 stop14h 35m

£388

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Tue 22/4

00:40-15:30

2 stops13h 50m

Washington, D.C. Dulles Intl

Wed 30/4

06:09-23:00

1 stop17h 51m

£1,157

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Sun 4/5

16:40-04:20

1 stop10h 40m

£186

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Thu 8/5

08:50-00:28

2 stops14h 38m

£189

LimaWashington, D.C.

LIM - IAD

LIMIAD

Lima J Chavez Intl

Tue 1/7

08:15-20:55

2 stops35h 40m

£207

Flights are sorted by cheapest return flights first.

Deals found on 27/3

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 21 March 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 84 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, January is the cheapest month in which you can book a flight from Lima to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Lima to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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.

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 28 March 2025.
Peruse reviews from past customers who have flown with Delta, Copa Airlines and United Airlines from Lima to Washington, D.C. to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,897 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,897 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.5
Good
1,395 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Lima to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at £334, Copa Airlines will fly you from Lima to Washington, D.C. Dulles Intl Airport and back. In addition to Copa Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from £336 and £1,157, respectively. Copa Airlines is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • 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, January is the cheapest month in which you can book a flight from Lima to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Lima to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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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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!

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