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Dulles Intl

$256+ Cheap flights from Santiago (SCL) to Dulles Intl (IAD)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — IAD
mar. 5 — mar. 121
jue. 3/5
jue. 3/12
1 adult, Economy
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Cheap flight deals from Santiago to Dulles Intl

Cheapest flights from Santiago to Dulles Intl
Explore the most affordable flight options available from Santiago to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 3, 2026.

This Avianca deal was found by Cheapflights users on 2/1. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/244:25 pm
SCL
-
IAD
1 stop14h 00m
Avianca
lun. 3/306:50 am
IAD
-
SCL
1 stop21h 55m
Avianca
Deal found 2/1$475
This Avianca deal was found by Cheapflights users on 1/31. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/14:20 pm
SCL
-
IAD
1 stop14h 00m
Avianca
vie. 5/16:50 am
IAD
-
SCL
1 stop16h 30m
Avianca
Deal found 1/31$478
This Avianca deal was found by Cheapflights users on 1/31. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/812:30 am
SCL
-
IAD
1 stop13h 45m
Avianca
lun. 5/113:35 pm
IAD
-
SCL
1 stop13h 10m
Avianca
Deal found 1/31$479
This Avianca deal was found by Cheapflights users on 1/31. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/14:20 pm
SCL
-
IAD
1 stop14h 00m
Avianca
jue. 4/95:35 pm
IAD
-
SCL
2 stops20h 40m
Avianca
Deal found 1/31$480
This FlightHub deal was found by Cheapflights users on 2/3. 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.
mar. 4/77:45 pm
SCL
-
IAD
2 stops16h 54m
LATAM Airlines
lun. 4/1312:45 pm
IAD
-
SCL
1 stop18h 05m
LATAM Airlines
Deal found 2/3$487
This LATAM Airlines deal was found by Cheapflights users on 2/1. 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.
lun. 3/910:30 pm
SCL
-
IAD
1 stop15h 09m
LATAM Airlines
lun. 3/161:19 pm
IAD
-
SCL
1 stop15h 36m
LATAM Airlines
Deal found 2/1$491
This Copa Airlines deal was found by Cheapflights users on 2/1. 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.
vie. 5/811:17 am
SCL
-
IAD
1 stop17h 04m
Copa Airlines
vie. 5/152:21 am
IAD
-
SCL
1 stop17h 02m
Copa Airlines
Deal found 2/1$493
This FlightHub deal was found by Cheapflights users on 2/2. 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.
mié. 3/48:50 pm
SCL
-
IAD
2 stops16h 54m
LATAM Airlines
mié. 3/111:19 pm
IAD
-
SCL
1 stop15h 36m
LATAM Airlines
Deal found 2/2$495
This Avianca deal was found by Cheapflights users on 2/2. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/83:20 pm
SCL
-
IAD
1 stop14h 00m
Avianca
mié. 4/294:10 am
IAD
-
SCL
2 stops19h 10m
Avianca
Deal found 2/2$499
This LATAM Airlines deal was found by Cheapflights users on 2/1. 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.
lun. 3/94:35 am
SCL
-
IAD
2 stops20h 52m
LATAM Airlines
mar. 3/171:19 pm
IAD
-
SCL
1 stop15h 36m
LATAM Airlines
Deal found 2/1$501

Find flight deals from Santiago to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) 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 febrero 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$475
(Avianca)

One-way from

$256
(Avianca)

Popular in

January

Cheapest in

March

Average price

$723
Provider with most accurate pricing for Santiago Arturo Merino Benitez-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-Washington, D.C. Dulles Intl flights.
Search Deals
From Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago 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 2,558,603 searches. Data last updated febrero 3, 2026.
Use the filters below to find and compare flights from Santiago to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Santiago

Fly to

Dulles Intl

Route

Depart

Return

Price

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mié. 3/18

10:40 pm-12:39 pm

1 stop14h 59m

Washington, D.C. Dulles Intl

mié. 3/25

1:19 pm-5:55 am

1 stop15h 36m

$491

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

vie. 5/8

11:17 am-4:21 am

1 stop17h 04m

Washington, D.C. Dulles Intl

vie. 5/15

2:21 am-7:23 pm

1 stop17h 02m

$493

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

lun. 3/9

10:30 pm-12:39 pm

1 stop15h 09m

Washington, D.C. Dulles Intl

lun. 3/23

1:19 pm-5:55 am

1 stop15h 36m

$495

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mié. 4/1

4:20 pm-5:20 am

1 stop14h 00m

Washington, D.C. Dulles Intl

jue. 4/9

5:35 pm-2:15 pm

2 stops20h 40m

$498

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

lun. 3/9

4:35 am-12:27 am

2 stops20h 52m

Washington, D.C. Dulles Intl

mar. 3/17

1:19 pm-5:55 am

1 stop15h 36m

$501

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mar. 4/7

3:20 pm-5:20 am

1 stop14h 00m

Washington, D.C. Dulles Intl

mié. 4/15

6:50 am-11:20 pm

1 stop16h 30m

$502

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mié. 3/18

5:44 am-12:32 am

1 stop19h 48m

Washington, D.C. Dulles Intl

mar. 4/14

9:32 am-3:00 am

1 stop17h 28m

$503

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

lun. 3/9

5:15 am-12:27 am

2 stops20h 12m

Washington, D.C. Dulles Intl

lun. 3/16

1:19 pm-5:55 am

1 stop15h 36m

$507

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mar. 5/26

11:17 am-4:21 am

1 stop17h 04m

Washington, D.C. Dulles Intl

lun. 6/8

2:21 am-10:43 pm

1 stop20h 22m

$509

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

mar. 3/24

10:40 pm-12:39 pm

1 stop14h 59m

Washington, D.C. Dulles Intl

lun. 3/30

1:19 pm-7:50 am

1 stop17h 31m

$511

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 17 results
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2

Compare providers for flights from Santiago to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Dulles Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santiago-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santiago-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santiago-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Santiago 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 Santiago to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Santiago to Dulles Intl. Price data was last updated on January 30, 2026.

The price you pay for your flight from Santiago to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 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 Santiago to Washington, D.C. Dulles Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Santiago to Washington, D.C. Dulles Intl Airport (average of $241). Flying from Santiago to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $717). 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 much does it cost to fly round-trip from Santiago to Washington, D.C. Dulles Intl Airport?

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 febrero 3, 2026.
Get a feel of what it's like to fly with Copa Airlines, LATAM Airlines, and Avianca from Santiago to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
Copa Airlines
7.6
Good
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
LATAM Airlines
7.5
Good
1,918 reviews
Copa Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
Avianca
6.5
Okay
2,498 reviews
Copa Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Crew

8.1

Overall

7.6

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Related info for your journey

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

    For a flight from Santiago to Washington, D.C. Dulles Intl, you will be flying from Arturo Merino Benitez. Santiago Arturo Merino Benitez (SCL) is just 8.4 mi from the center of the city. Arturo Merino Benitez is the only Santiago airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 3 airlines have flights to Washington, D.C. Dulles Intl from Santiago Arturo Merino Benitez on a regular basis.

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

    Departing from Santiago to Washington, D.C. Dulles Intl Airport will take you 14h. Airlines will cover a distance of 5013 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Santiago to Washington, D.C. Dulles Intl Airport round-trip from $241. Other airlines that can offer you cheap pricing are Copa Airlines, from $389, and LATAM Airlines, from $613. Users have found that Avianca is 62% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at $287. Copa Airlines flights start at $329 while deals on LATAM Airlines start at $385 one-way.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Santiago to Washington, D.C. Dulles Intl Airport (average of $241). Flying from Santiago to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $717). 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

Traveling 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
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

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Alternative routes for Santiago to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Santiago to Baltimore flights
Santiago to Reagan-National flights
Punta Arenas to Reagan-National flights
Punta Arenas to Dulles Intl flights

Top 3 airlines flying from Santiago to Dulles Intl

Discover the top 3 airlines that operate flights from Santiago to Dulles Intl. 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 febrero 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$241Average$679FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$389Average$718FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$613Average$731FlexibilityNo cancel feeOn-time81%

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