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Cheap flights from Washington, D.C. Dulles Intl Airport to Santiago from $337

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Santiago departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Santiago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:37 pm - 4:45 am
IAD
-
SCL
34h 08m
2 stops
Multiple Airlines Logo
12:30 am - 2:15 pm
SCL
-
IAD
13h 45m
1 stop
$633Multiple Airlines
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
5:07 pm - 2:15 pm
IAD
-
SCL
21h 08m
2 stops
Multiple Airlines Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$634Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
5:07 pm - 2:15 pm
IAD
-
SCL
21h 08m
2 stops
Multiple Airlines Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$636Multiple Airlines
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
7:27 pm - 4:45 am
IAD
-
SCL
33h 18m
2 stops
Multiple Airlines Logo
11:17 am - 12:33 am
SCL
-
IAD
13h 16m
1 stop
$642Multiple Airlines
Fri, May 8 - Sat, May 23
Multiple Airlines Logo
11:17 am - 4:45 am
IAD
-
SCL
17h 28m
2 stops
Multiple Airlines Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$646Multiple Airlines
Sun, Apr 26 - Sat, May 2
Multiple Airlines Logo
11:17 am - 4:45 am
IAD
-
SCL
17h 28m
2 stops
Multiple Airlines Logo
11:25 am - 12:34 am
SCL
-
IAD
13h 09m
1 stop
$654Multiple Airlines
Sun, Apr 26 - Thu, Apr 30
Multiple Airlines Logo
6:50 am - 5:56 pm
IAD
-
SCL
35h 06m
2 stops
Multiple Airlines Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$662Multiple Airlines
Fri, May 1 - Tue, May 5
Avianca Logo
6:50 am - 11:20 pm
IAD
-
SCL
16h 30m
1 stop
Avianca Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$667Avianca
Sat, May 2 - Sat, May 16
Avianca Logo
6:50 am - 11:20 pm
IAD
-
SCL
16h 30m
1 stop
Avianca Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$668Avianca
Sun, Apr 26 - Sun, May 3
Avianca Logo
6:50 am - 4:45 am
IAD
-
SCL
21h 55m
1 stop
Avianca Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$669Avianca
Sun, Apr 26 - Sat, May 2

Copa Airlines flights from Washington, D.C. Dulles Intl Airport to Santiago

Our best Copa Airlines deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
Copa Airlines
May 18
IAD2:21 amWashington, D.C. Dulles Intl
17h 02m
1 stop
SCL7:23 pmSantiago Arturo Merino Benitez
May 27
SCL11:17 amSantiago Arturo Merino Benitez
13h 16m
1 stop
IAD12:33 amWashington, D.C. Dulles Intl
$709
Copa Airlines
Apr 29
IAD9:32 amWashington, D.C. Dulles Intl
13h 11m
1 stop
SCL10:43 pmSantiago Arturo Merino Benitez
May 4
SCL11:17 amSantiago Arturo Merino Benitez
13h 16m
1 stop
IAD12:33 amWashington, D.C. Dulles Intl
$710

Avianca flights from Washington, D.C. Dulles Intl Airport to Santiago

Our best Avianca deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
Avianca
May 2
IAD6:50 amWashington, D.C. Dulles Intl
16h 30m
1 stop
SCL11:20 pmSantiago Arturo Merino Benitez
May 16
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$667
Avianca
Apr 26
IAD6:50 amWashington, D.C. Dulles Intl
16h 30m
1 stop
SCL11:20 pmSantiago Arturo Merino Benitez
May 3
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$668
Avianca
Apr 26
IAD6:50 amWashington, D.C. Dulles Intl
21h 55m
1 stop
SCL4:45 amSantiago Arturo Merino Benitez
May 2
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$669

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Santiago 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, momondo users made 832,500 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Santiago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 5/19

6:37 pm-4:45 am

2 stops34h 08m

Santiago Arturo Merino Benitez

Tue 5/26

12:30 am-2:15 pm

1 stop13h 45m

$633

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 5/6

5:07 pm-2:15 pm

2 stops21h 08m

Santiago Arturo Merino Benitez

Wed 5/13

3:20 pm-5:20 am

1 stop14h 00m

$634

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 5/13

5:07 pm-2:15 pm

2 stops21h 08m

Santiago Arturo Merino Benitez

Wed 5/20

3:20 pm-5:20 am

1 stop14h 00m

$636

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 5/8

7:27 pm-4:45 am

2 stops33h 18m

Santiago Arturo Merino Benitez

Sat 5/23

11:17 am-12:33 am

1 stop13h 16m

$642

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 4/26

11:17 am-4:45 am

2 stops17h 28m

Santiago Arturo Merino Benitez

Sat 5/2

3:20 pm-5:20 am

1 stop14h 00m

$646

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 4/26

11:17 am-4:45 am

2 stops17h 28m

Santiago Arturo Merino Benitez

Thu 4/30

11:25 am-12:34 am

1 stop13h 09m

$654

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 5/1

6:50 am-5:56 pm

2 stops35h 06m

Santiago Arturo Merino Benitez

Tue 5/5

3:20 pm-5:20 am

1 stop14h 00m

$662
Quickest round-trip

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sat 5/2

6:50 am-11:20 pm

1 stop16h 30m

Santiago Arturo Merino Benitez

Sat 5/16

3:20 pm-5:20 am

1 stop14h 00m

$667

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 4/26

6:50 am-11:20 pm

1 stop16h 30m

Santiago Arturo Merino Benitez

Sun 5/3

3:20 pm-5:20 am

1 stop14h 00m

$668

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 4/26

6:50 am-4:45 am

1 stop21h 55m

Santiago Arturo Merino Benitez

Sat 5/2

3:20 pm-5:20 am

1 stop14h 00m

$669

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Santiago from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Santiago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Santiago?

What is the cheapest month to fly to Santiago?

In general, October is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $606. If you don’t want to visit Santiago in October, then you should wait until November to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $619.

How far in advance should I book a flight to Santiago?

You are more likely to see cheaper flights to Santiago from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $742 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Washington, D.C. Dulles Intl Airport for as low as $392 on momondo.

How have Washington, D.C. Dulles Intl Airport to Santiago flight prices changed over time?

As of April 2026, prices for Washington, D.C. Dulles Intl Airport to Santiago flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Santiago

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Santiago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Santiago (IAD to SCL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Santiago

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santiago takes 12h 25m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Santiago. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Santiago.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Santiago

  • How far is Washington, D.C. Dulles Intl to Santiago Arturo Merino Benitez by plane?

    Washington, D.C. Dulles Intl and Santiago Arturo Merino Benitez are 5017.5 mi apart from one another. By plane, this route typically takes 12h 25m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Santiago Arturo Merino Benitez Airport.

  • What documentation or ID do you need to fly to Santiago Arturo Merino Benitez Airport?

    The travel and health documents required for your trip to Santiago Arturo Merino Benitez Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santiago Arturo Merino Benitez Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Santiago?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Santiago

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Santiago with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $258Free CancellationRating
7.9
8,394 reviews
Search Delta flights
Copa AirlinesPriceFrom $262Free CancellationRating
7.5
1,575 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $262Free CancellationRating
7.4
1,909 reviews
Search LATAM Airlines flights
United AirlinesPriceFrom $328Free CancellationRating
7.4
9,559 reviews
Search United Airlines flights
AviancaPriceFrom $382Free CancellationRating
6.5
2,503 reviews
Search Avianca flights

Traveling to a place near Santiago?

Book flights to Santiago if you plan to visit one of these locations
Viña del Mar
Valparaíso
Santa Cruz
Valle Nevado
San Fernando
Pichilemu
Zapallar

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Santiago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Santiago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Santiago with flexible booking policies on momondo?

Yes. All flights to Santiago from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Santiago?

momondo provides multiple filters to help you find the best flight to Santiago from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Santiago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Santiago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santiago and let you know when they change.

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