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Cheap flights from Washington, D.C. Dulles Intl Airport to Santiago from $225

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 11/17. 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.
American Airlines Logo
7:59 am - 8:55 amIAD-SCL
22h 56m2 stops
American Airlines Logo
11:15 pm - 5:17 pmSCL-IAD
20h 02m1 stop
$519American Airlines
Find Deal
Fri, Dec 12 - Thu, Dec 18
Avianca Logo
6:45 am - 12:30 amIAD-SCL
16h 45m1 stop
Avianca Logo
4:25 pm - 5:25 amSCL-IAD
14h 00m1 stop
$520Avianca
Find Deal
Wed, Mar 11 - Sun, Mar 22
Delta Logo
1:00 pm - 7:00 amIAD-SCL
17h 00m1 stop
Delta Logo
11:15 pm - 12:07 amSCL-IAD
25h 52m1 stop
$521Delta
Find Deal
Fri, Mar 13 - Sun, Mar 22
Copa Airlines Logo
8:22 am - 11:41 pmIAD-SCL
13h 19m1 stop
Copa Airlines Logo
3:23 am - 11:33 pmSCL-IAD
22h 10m1 stop
$522Copa Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 18
American Airlines Logo
2:16 pm - 8:55 amIAD-SCL
16h 39m2 stops
American Airlines Logo
11:15 pm - 10:33 pmSCL-IAD
25h 18m1 stop
$527American Airlines
Find Deal
Fri, Dec 12 - Fri, Dec 19
Copa Airlines Logo
8:22 am - 3:43 amIAD-SCL
17h 21m1 stop
Copa Airlines Logo
3:23 am - 1:02 amSCL-IAD
23h 39m1 stop
$532Copa Airlines
Find Deal
Sun, Nov 30 - Wed, Dec 17
LATAM Airlines Logo
10:51 am - 7:40 amIAD-SCL
18h 49m1 stop
LATAM Airlines Logo
11:10 pm - 11:44 amSCL-IAD
14h 34m1 stop
$536LATAM Airlines
Find Deal
Sun, Jan 4 - Tue, Jan 27
Multiple Airlines Logo
7:49 pm - 2:05 pmIAD-SCL
16h 16m2 stops
Multiple Airlines Logo
1:35 am - 2:15 pmSCL-IAD
13h 40m1 stop
$538Multiple Airlines
Find Deal
Sun, Feb 8 - Wed, Mar 11
LATAM Airlines Logo
7:00 am - 6:10 amIAD-SCL
21h 10m1 stop
LATAM Airlines Logo
10:15 pm - 9:11 amSCL-IAD
36h 56m2 stops
$539LATAM Airlines
Find Deal
Sun, Jan 25 - Sun, Feb 1
Multiple Airlines Logo
3:00 am - 3:30 pmIAD-SCL
34h 30m3 stops
Multiple Airlines Logo
7:25 am - 4:10 amSCL-IAD
21h 45m2 stops
$553Multiple Airlines
Find Deal
Thu, Mar 5 - Sat, Mar 14

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
American Airlines
Dec 12
IAD7:59 amWashington, D.C. Dulles Intl
22h 56m
2 stops
SCL8:55 amSantiago Arturo Merino Benitez
Dec 18
SCL11:15 pmSantiago Arturo Merino Benitez
20h 02m
1 stop
IAD5:17 pmWashington, D.C. Dulles Intl
$519
Find similar
American Airlines
Dec 12
IAD2:16 pmWashington, D.C. Dulles Intl
16h 39m
2 stops
SCL8:55 amSantiago Arturo Merino Benitez
Dec 19
SCL11:15 pmSantiago Arturo Merino Benitez
25h 18m
1 stop
IAD10:33 pmWashington, D.C. Dulles Intl
$527
Find similar
American Airlines
Nov 10
IAD2:16 pmWashington, D.C. Dulles Intl
16h 44m
2 stops
SCL9:00 amSantiago Arturo Merino Benitez
Nov 18
SCL11:15 pmSantiago Arturo Merino Benitez
18h 56m
1 stop
IAD4:11 pmWashington, D.C. Dulles Intl
$529
Find similar

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
Mar 11
IAD6:45 amWashington, D.C. Dulles Intl
16h 45m
1 stop
SCL12:30 amSantiago Arturo Merino Benitez
Mar 22
SCL4:25 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:25 amWashington, D.C. Dulles Intl
$520
Find similar
Avianca
Mar 9
IAD5:15 pmWashington, D.C. Dulles Intl
21h 05m
2 stops
SCL3:20 pmSantiago Arturo Merino Benitez
Mar 21
SCL4:25 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:25 amWashington, D.C. Dulles Intl
$528
Find similar
Avianca
Feb 3
IAD4:15 pmWashington, D.C. Dulles Intl
21h 05m
2 stops
SCL3:20 pmSantiago Arturo Merino Benitez
Mar 3
SCL1:35 amSantiago Arturo Merino Benitez
13h 40m
1 stop
IAD1:15 pmWashington, D.C. Dulles Intl
$551
Find similar

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 October 30, 2025.
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

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 12/12

7:59 am-8:55 am

2 stops22h 56m

Santiago Arturo Merino Benitez

Thu 12/18

11:15 pm-5:17 pm

1 stop20h 02m

$519

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 3/11

6:45 am-12:30 am

1 stop16h 45m

Santiago Arturo Merino Benitez

Sun 3/22

4:25 pm-5:25 am

1 stop14h 00m

$520

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 3/13

1:00 pm-7:00 am

1 stop17h 00m

Santiago Arturo Merino Benitez

Sun 3/22

11:15 pm-12:07 am

1 stop25h 52m

$521

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 11/18

8:22 am-11:41 pm

1 stop13h 19m

Santiago Arturo Merino Benitez

Tue 11/18

3:23 am-11:33 pm

1 stop22h 10m

$522

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 12/12

2:16 pm-8:55 am

2 stops16h 39m

Santiago Arturo Merino Benitez

Fri 12/19

11:15 pm-10:33 pm

1 stop25h 18m

$527

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 11/30

8:22 am-3:43 am

1 stop17h 21m

Santiago Arturo Merino Benitez

Wed 12/17

3:23 am-1:02 am

1 stop23h 39m

$532

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 1/4

10:51 am-7:40 am

1 stop18h 49m

Santiago Arturo Merino Benitez

Tue 1/27

11:10 pm-11:44 am

1 stop14h 34m

$536

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 2/8

7:49 pm-2:05 pm

2 stops16h 16m

Santiago Arturo Merino Benitez

Wed 3/11

1:35 am-2:15 pm

1 stop13h 40m

$538

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Sun 1/25

7:00 am-6:10 am

1 stop21h 10m

Santiago Arturo Merino Benitez

Sun 2/1

10:15 pm-9:11 am

2 stops36h 56m

$539

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Thu 3/5

3:00 am-3:30 pm

3 stops34h 30m

Santiago Arturo Merino Benitez

Sat 3/14

7:25 am-4:10 am

2 stops21h 45m

$553

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, April 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 $581. If you don’t want to visit Santiago in April, then you should wait until October to fly from Washington, D.C. Dulles Intl Airport, when ticket prices are also cheap, with an average price of $667.

What is the cheapest day to depart on your flight to Santiago?

The cheapest day to depart on your flight to Santiago is on a Monday when prices can be found for as low as $732. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Santiago on Sunday is $836.

What is the cheapest time of day to depart on your flight to Santiago?

In the morning is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Santiago when you can find flight prices for as low as $678. Flying to Santiago in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Santiago, so prices are often more expensive at around $862 per ticket.

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 $773 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 $574 on momondo.

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

As of October 2025, prices for Washington, D.C. Dulles Intl Airport to Santiago flights are approximately 14% 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

Direct flights

None
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.
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  • 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 55m.

  • 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 $385Free CancellationRating
7.9
7,993 reviews
Search Delta flights
LATAM AirlinesPriceFrom $426Free CancellationRating
7.5
1,872 reviews
Search LATAM Airlines flights
AviancaPriceFrom $436Free CancellationRating
6.6
2,467 reviews
Search Avianca flights
Copa AirlinesPriceFrom $497Free CancellationRating
7.6
1,563 reviews
Search Copa Airlines flights

Traveling to a place near Santiago?

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

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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