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Cheap flights from Washington, D.C. Dulles Intl Airport to Santiago from $265

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 5/25. 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
7:35 pm - 4:16 am
IAD
-
SCL
32h 41m
3 stops
Multiple Airlines Logo
6:40 am - 5:20 am
SCL
-
IAD
22h 40m
1 stop
$632Multiple Airlines
Tue, Apr 7 - Wed, Apr 15
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
$633Avianca
Wed, May 27 - Sun, Jun 14
Multiple Airlines Logo
4:30 pm - 11:15 am
IAD
-
SCL
17h 45m
1 stop
Multiple Airlines Logo
6:40 am - 5:20 am
SCL
-
IAD
22h 40m
1 stop
$635Multiple Airlines
Fri, Mar 20 - Mon, May 4
Multiple Airlines Logo
3:35 pm - 2:40 pm
IAD
-
SCL
22h 05m
2 stops
Multiple Airlines Logo
7:40 am - 2:15 pm
SCL
-
IAD
31h 35m
1 stop
$636Multiple Airlines
Tue, Mar 24 - Sun, Mar 29
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
$638Avianca
Mon, Apr 6 - Thu, Apr 16
Multiple Airlines Logo
9:32 am - 3:56 am
IAD
-
SCL
18h 24m
2 stops
Multiple Airlines Logo
12:30 am - 2:15 pm
SCL
-
IAD
13h 45m
1 stop
$639Multiple Airlines
Tue, Apr 7 - Thu, Apr 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
$640Avianca
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
9:00 am - 11:15 am
IAD
-
SCL
25h 15m
1 stop
Multiple Airlines Logo
4:25 pm - 2:15 pm
SCL
-
IAD
22h 50m
1 stop
$641Multiple Airlines
Wed, Mar 18 - Tue, Mar 24
Multiple Airlines Logo
8:09 am - 6:00 am
IAD
-
SCL
21h 51m
2 stops
Multiple Airlines Logo
3:20 pm - 5:20 am
SCL
-
IAD
14h 00m
1 stop
$642Multiple Airlines
Fri, May 15 - Fri, May 22
Multiple Airlines Logo
4:35 pm - 10:39 am
IAD
-
SCL
17h 04m
2 stops
Multiple Airlines Logo
11:00 pm - 9:18 pm
SCL
-
IAD
22h 18m
1 stop
$643Multiple Airlines
Mon, Mar 23 - Wed, Apr 8

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 27
IAD6:50 amWashington, D.C. Dulles Intl
16h 30m
1 stop
SCL11:20 pmSantiago Arturo Merino Benitez
Jun 14
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$633
Avianca
Apr 6
IAD6:50 amWashington, D.C. Dulles Intl
16h 30m
1 stop
SCL11:20 pmSantiago Arturo Merino Benitez
Apr 16
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$638
Avianca
May 13
IAD6:50 amWashington, D.C. Dulles Intl
16h 30m
1 stop
SCL11:20 pmSantiago Arturo Merino Benitez
May 20
SCL3:20 pmSantiago Arturo Merino Benitez
14h 00m
1 stop
IAD5:20 amWashington, D.C. Dulles Intl
$640

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

Our best LATAM Airlines deals on Washington, D.C. Dulles Intl Airport to Santiago flight tickets
LATAM Airlines
Mar 16
IAD7:59 pmWashington, D.C. Dulles Intl
17h 11m
2 stops
SCL2:10 pmSantiago Arturo Merino Benitez
Mar 18
SCL5:15 amSantiago Arturo Merino Benitez
20h 12m
2 stops
IAD12:27 amWashington, D.C. Dulles Intl
$662
LATAM Airlines
Mar 2
IAD3:42 pmWashington, D.C. Dulles Intl
20h 48m
2 stops
SCL2:30 pmSantiago Arturo Merino Benitez
Mar 16
SCL6:40 pmSantiago Arturo Merino Benitez
20h 59m
2 stops
IAD2:39 pmWashington, D.C. Dulles Intl
$900
LATAM Airlines
Mar 3
IAD10:08 amWashington, D.C. Dulles Intl
19h 32m
1 stop
SCL7:40 amSantiago Arturo Merino Benitez
Mar 6
SCL11:10 pmSantiago Arturo Merino Benitez
14h 25m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
$915

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 February 21, 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

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 4/7

7:35 pm-4:16 am

3 stops32h 41m

Santiago Arturo Merino Benitez

Wed 4/15

6:40 am-5:20 am

1 stop22h 40m

$632

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 5/27

6:50 am-11:20 pm

1 stop16h 30m

Santiago Arturo Merino Benitez

Sun 6/14

3:20 pm-5:20 am

1 stop14h 00m

$633

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 3/20

4:30 pm-11:15 am

1 stop17h 45m

Santiago Arturo Merino Benitez

Mon 5/4

6:40 am-5:20 am

1 stop22h 40m

$635

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 3/24

3:35 pm-2:40 pm

2 stops22h 05m

Santiago Arturo Merino Benitez

Sun 3/29

7:40 am-2:15 pm

1 stop31h 35m

$636

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 4/6

6:50 am-11:20 pm

1 stop16h 30m

Santiago Arturo Merino Benitez

Thu 4/16

3:20 pm-5:20 am

1 stop14h 00m

$638

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Tue 4/7

9:32 am-3:56 am

2 stops18h 24m

Santiago Arturo Merino Benitez

Thu 4/16

12:30 am-2:15 pm

1 stop13h 45m

$639

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 5/13

6:50 am-11:20 pm

1 stop16h 30m

Santiago Arturo Merino Benitez

Wed 5/20

3:20 pm-5:20 am

1 stop14h 00m

$640

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Wed 3/18

9:00 am-11:15 am

1 stop25h 15m

Santiago Arturo Merino Benitez

Tue 3/24

4:25 pm-2:15 pm

1 stop22h 50m

$641

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Fri 5/15

8:09 am-6:00 am

2 stops21h 51m

Santiago Arturo Merino Benitez

Fri 5/22

3:20 pm-5:20 am

1 stop14h 00m

$642

Washington, D.C.Santiago

IAD - SCL

IADSCL

Washington, D.C. Dulles Intl

Mon 3/23

4:35 pm-10:39 am

2 stops17h 04m

Santiago Arturo Merino Benitez

Wed 4/8

11:00 pm-9:18 pm

1 stop22h 18m

$643

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 $606.

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 $708 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 February 2026, prices for Washington, D.C. Dulles Intl Airport to Santiago flights are approximately 116% more expensive 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 29m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Santiago takes 12h 29m
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

  • 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 29m.

  • 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
8,240 reviews
Search Delta flights
Copa AirlinesPriceFrom $262Free CancellationRating
7.5
1,555 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $262Free CancellationRating
7.5
1,920 reviews
Search LATAM Airlines flights
United AirlinesPriceFrom $328Free CancellationRating
7.4
9,341 reviews
Search United Airlines flights
AviancaPriceFrom $482Free CancellationRating
6.6
2,496 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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