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Cheap flights from Washington, D.C. Reagan-National Airport to Santiago from $381

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. Reagan-National Airport to Santiago departing on 1/17. 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. Reagan-National Airport to Santiago

Cheap round-trip flights

LATAM Airlines Logo
2:40 pm - 6:00 amDCA-SCL
13h 20m1 stop
LATAM Airlines Logo
11:25 pm - 12:57 pmSCL-DCA
15h 32m1 stop
$616LATAM Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 19
LATAM Airlines Logo
1:55 pm - 7:00 amDCA-SCL
15h 05m1 stop
LATAM Airlines Logo
11:25 pm - 12:57 pmSCL-DCA
15h 32m1 stop
$619LATAM Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 24
LATAM Airlines Logo
1:45 pm - 6:00 amDCA-SCL
14h 15m2 stops
LATAM Airlines Logo
11:25 pm - 12:57 pmSCL-DCA
15h 32m1 stop
$620LATAM Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 19
LATAM Airlines Logo
2:40 pm - 6:50 amDCA-SCL
15h 10m1 stop
LATAM Airlines Logo
11:25 pm - 1:45 pmSCL-DCA
16h 20m1 stop
$630LATAM Airlines
Find Deal
Tue, Oct 21 - Wed, Nov 5
Logo
12:30 pm - 2:45 pmDCA-SCL
25h 15m3 stops
Logo
5:55 am - 2:00 pmSCL-DCA
33h 05m3 stops
$640
Find Deal
Mon, Sep 15 - Fri, Sep 19
Logo
2:59 pm - 9:15 pmDCA-SCL
30h 16m2 stops
Logo
10:10 pm - 11:46 pmSCL-DCA
25h 36m2 stops
$658
Find Deal
Mon, Aug 18 - Wed, Sep 3
Delta Logo
6:20 pm - 7:00 amDCA-SCL
12h 40m1 stop
Delta Logo
9:40 pm - 12:40 pmSCL-DCA
16h 00m1 stop
$664Delta
Find Deal
Mon, Sep 1 - Mon, Sep 22
Delta Logo
12:05 pm - 5:35 amDCA-SCL
15h 30m2 stops
Delta Logo
11:15 pm - 6:16 pmSCL-DCA
21h 01m1 stop
$668Delta
Find Deal
Thu, Jan 8 - Thu, Jan 22
American Airlines Logo
11:51 am - 7:55 amDCA-SCL
18h 04m1 stop
American Airlines Logo
10:15 pm - 11:35 amSCL-DCA
15h 20m2 stops
$708American Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 21
American Airlines Logo
5:55 pm - 7:55 amDCA-SCL
13h 00m1 stop
American Airlines Logo
9:55 pm - 12:21 pmSCL-DCA
15h 26m1 stop
$734American Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 8

LATAM Airlines flights from Washington, D.C. Reagan-National Airport to Santiago

Our best LATAM Airlines deals on Washington, D.C. Reagan-National Airport to Santiago flight tickets
LATAM Airlines
Nov 3
DCA2:40 pmWashington, D.C. Reagan-National
13h 20m
1 stop
SCL6:00 amSantiago Arturo Merino Benitez
Nov 19
SCL11:25 pmSantiago Arturo Merino Benitez
15h 32m
1 stop
DCA12:57 pmWashington, D.C. Reagan-National
$616
Find similar
LATAM Airlines
Nov 13
DCA1:55 pmWashington, D.C. Reagan-National
15h 05m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
Nov 24
SCL11:25 pmSantiago Arturo Merino Benitez
15h 32m
1 stop
DCA12:57 pmWashington, D.C. Reagan-National
$619
Find similar
LATAM Airlines
Nov 3
DCA1:45 pmWashington, D.C. Reagan-National
14h 15m
2 stops
SCL6:00 amSantiago Arturo Merino Benitez
Nov 19
SCL11:25 pmSantiago Arturo Merino Benitez
15h 32m
1 stop
DCA12:57 pmWashington, D.C. Reagan-National
$620
Find similar

Delta flights from Washington, D.C. Reagan-National Airport to Santiago

Our best Delta deals on Washington, D.C. Reagan-National Airport to Santiago flight tickets
Delta
Sep 1
DCA6:20 pmWashington, D.C. Reagan-National
12h 40m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
Sep 22
SCL9:40 pmSantiago Arturo Merino Benitez
16h 00m
1 stop
DCA12:40 pmWashington, D.C. Reagan-National
$664
Find similar
Delta
Jan 8
DCA12:05 pmWashington, D.C. Reagan-National
15h 30m
2 stops
SCL5:35 amSantiago Arturo Merino Benitez
Jan 22
SCL11:15 pmSantiago Arturo Merino Benitez
21h 01m
1 stop
DCA6:16 pmWashington, D.C. Reagan-National
$668
Find similar
Delta
Dec 29
DCA12:26 pmWashington, D.C. Reagan-National
15h 44m
1 stop
SCL6:10 amSantiago Arturo Merino Benitez
Jan 14
SCL9:30 pmSantiago Arturo Merino Benitez
23h 45m
1 stop
DCA7:15 pmWashington, D.C. Reagan-National
$671
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Santiago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 11/3

2:40 pm-6:00 am

1 stop13h 20m

Santiago Arturo Merino Benitez

Wed 11/19

11:25 pm-12:57 pm

1 stop15h 32m

$616

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 11/13

1:55 pm-7:00 am

1 stop15h 05m

Santiago Arturo Merino Benitez

Mon 11/24

11:25 pm-12:57 pm

1 stop15h 32m

$619

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 11/3

1:45 pm-6:00 am

2 stops14h 15m

Santiago Arturo Merino Benitez

Wed 11/19

11:25 pm-12:57 pm

1 stop15h 32m

$620

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Tue 10/21

2:40 pm-6:50 am

1 stop15h 10m

Santiago Arturo Merino Benitez

Wed 11/5

11:25 pm-1:45 pm

1 stop16h 20m

$630

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 9/15

12:30 pm-2:45 pm

3 stops25h 15m

Santiago Arturo Merino Benitez

Fri 9/19

5:55 am-2:00 pm

3 stops33h 05m

$640

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 8/18

2:59 pm-9:15 pm

2 stops30h 16m

Santiago Arturo Merino Benitez

Wed 9/3

10:10 pm-11:46 pm

2 stops25h 36m

$658

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Mon 9/1

6:20 pm-7:00 am

1 stop12h 40m

Santiago Arturo Merino Benitez

Mon 9/22

9:40 pm-12:40 pm

1 stop16h 00m

$664

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 1/8

12:05 pm-5:35 am

2 stops15h 30m

Santiago Arturo Merino Benitez

Thu 1/22

11:15 pm-6:16 pm

1 stop21h 01m

$668

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Wed 1/7

11:51 am-7:55 am

1 stop18h 04m

Santiago Arturo Merino Benitez

Wed 1/21

10:15 pm-11:35 am

2 stops15h 20m

$708

Washington, D.C.Santiago

DCA - SCL

DCASCL

Washington, D.C. Reagan-National

Thu 10/2

5:55 pm-7:55 am

1 stop13h 00m

Santiago Arturo Merino Benitez

Wed 10/8

9:55 pm-12:21 pm

1 stop15h 26m

$734

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. Reagan-National 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 cheapest month to fly to Santiago?

In general, March is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $792. If you don’t want to visit Santiago in March, then you should wait until September to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $805.

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. Reagan-National 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. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $904 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. Reagan-National Airport for as low as $517 on momondo.

How have Washington, D.C. Reagan-National Airport to Santiago flight prices changed over time?

As of July 2025, prices for Washington, D.C. Reagan-National Airport to Santiago flights are approximately 55% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Santiago

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Santiago (DCA to SCL) flight deals and tips

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

Best Price Found

$381

Fastest flight time

12h 40m

Direct flights

None

Airports in Santiago

1 airport
The best one-way flight to Santiago from Washington, D.C. Reagan-National Airport in the past 72 hours is $381. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Santiago found on momondo in the last 72 hours is $616.
The fastest flight from Washington, D.C. Reagan-National Airport to Santiago takes 12h 40m
There are no direct flights from Washington, D.C. Reagan-National Airport to Santiago. Popular non-direct route for this connection is Washington, D.C. Reagan-National Airport - Santiago Arturo Merino Benitez Airport.
There is 1 airport near Santiago: Santiago Arturo Merino Benitez (SCL)
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  • How far is Washington, D.C. Reagan-National to Santiago Arturo Merino Benitez by plane?

    Washington, D.C. Reagan-National and Santiago Arturo Merino Benitez are 5008.7 mi apart from one another. Flights usually cover this in 12h 40m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Santiago Arturo Merino Benitez Airport were last updated today.

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

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Santiago?

Best airlines flying from Washington, D.C. Reagan-National Airport to Santiago

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Santiago with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $564Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $637Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $693Free CancellationRating
7.5
1,822 reviews
Search LATAM 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?

It is quick and easy to find Washington, D.C. to Santiago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Santiago that suits you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Santiago flights to just show those with flexible booking policies.

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?

Price alerts on flights to Santiago from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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