Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Santiago to Washington, D.C. from $303

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to Washington, D.C. departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Santiago to Washington, D.C.

Cheap round-trip flights

Avianca Logo
12:55 am - 5:35 amSCL-IAD
29h 40m1 stop
Avianca Logo
7:00 am - 5:15 amIAD-SCL
21h 15m1 stop
$575Avianca
Find Deal
Wed, Sep 17 - Sun, Sep 28
Avianca Logo
7:10 am - 4:20 amSCL-IAD
22h 10m2 stops
Avianca Logo
7:00 am - 11:30 pmIAD-SCL
15h 30m1 stop
$577Avianca
Find Deal
Fri, Sep 19 - Sun, Sep 28
LATAM Airlines Logo
8:40 pm - 11:23 amSCL-IAD
14h 43m1 stop
LATAM Airlines Logo
12:13 pm - 7:50 amIAD-SCL
18h 37m1 stop
$602LATAM Airlines
Find Deal
Tue, Aug 26 - Wed, Sep 10
Delta Logo
9:40 pm - 11:40 amSCL-IAD
15h 00m1 stop
Delta Logo
12:35 pm - 6:50 amIAD-SCL
17h 15m2 stops
$605Delta
Find Deal
Thu, Sep 18 - Sun, Sep 28
Avianca Logo
12:55 am - 2:00 pmSCL-IAD
14h 05m1 stop
Avianca Logo
4:05 am - 11:30 pmIAD-SCL
18h 25m2 stops
$606Avianca
Find Deal
Wed, Sep 17 - Sun, Sep 28
LATAM Airlines Logo
12:25 am - 6:24 pmSCL-IAD
18h 59m2 stops
LATAM Airlines Logo
12:35 pm - 6:25 amIAD-SCL
16h 50m2 stops
$610LATAM Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 28
Logo
12:55 am - 2:00 pmSCL-IAD
14h 05m1 stop
Logo
5:05 pm - 11:20 amIAD-SCL
41h 15m2 stops
$614
Find Deal
Wed, Sep 10 - Mon, Sep 22
Copa Airlines Logo
12:29 pm - 4:20 amSCL-IAD
16h 51m1 stop
Copa Airlines Logo
4:34 pm - 6:00 amIAD-SCL
12h 26m1 stop
$622Copa Airlines
Find Deal
Fri, Sep 26 - Wed, Oct 8
Copa Airlines Logo
3:23 am - 11:33 pmSCL-IAD
22h 10m1 stop
Copa Airlines Logo
3:24 pm - 6:00 amIAD-SCL
12h 36m1 stop
$642Copa Airlines
Find Deal
Thu, Nov 13 - Sun, Jan 4
Logo
8:15 pm - 2:45 amSCL-IAD
30h 30m3 stops
Logo
5:45 am - 11:20 amIAD-SCL
28h 35m3 stops
$646
Find Deal
Tue, Aug 26 - Tue, Sep 9

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

Our best LATAM Airlines deals on Santiago to Washington, D.C. Dulles Intl Airport flight tickets
LATAM Airlines
Aug 26
SCL8:40 pmSantiago Arturo Merino Benitez
14h 43m
1 stop
IAD11:23 amWashington, D.C. Dulles Intl
Sep 10
IAD12:13 pmWashington, D.C. Dulles Intl
18h 37m
1 stop
SCL7:50 amSantiago Arturo Merino Benitez
$602
Find similar
LATAM Airlines
Sep 17
SCL12:25 amSantiago Arturo Merino Benitez
18h 59m
2 stops
IAD6:24 pmWashington, D.C. Dulles Intl
Sep 28
IAD12:35 pmWashington, D.C. Dulles Intl
16h 50m
2 stops
SCL6:25 amSantiago Arturo Merino Benitez
$610
Find similar
LATAM Airlines
Dec 4
SCL11:40 pmSantiago Arturo Merino Benitez
14h 10m
1 stop
IAD11:50 amWashington, D.C. Dulles Intl
Dec 11
IAD6:00 amWashington, D.C. Dulles Intl
22h 10m
1 stop
SCL6:10 amSantiago Arturo Merino Benitez
$637
Find similar

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

Our best Avianca deals on Santiago to Washington, D.C. Dulles Intl Airport flight tickets
Avianca
Sep 17
SCL12:55 amSantiago Arturo Merino Benitez
29h 40m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
Sep 28
IAD7:00 amWashington, D.C. Dulles Intl
21h 15m
1 stop
SCL5:15 amSantiago Arturo Merino Benitez
$575
Find similar
Avianca
Sep 19
SCL7:10 amSantiago Arturo Merino Benitez
22h 10m
2 stops
IAD4:20 amWashington, D.C. Dulles Intl
Sep 28
IAD7:00 amWashington, D.C. Dulles Intl
15h 30m
1 stop
SCL11:30 pmSantiago Arturo Merino Benitez
$577
Find similar
Avianca
Sep 17
SCL12:55 amSantiago Arturo Merino Benitez
14h 05m
1 stop
IAD2:00 pmWashington, D.C. Dulles Intl
Sep 28
IAD4:05 amWashington, D.C. Dulles Intl
18h 25m
2 stops
SCL11:30 pmSantiago Arturo Merino Benitez
$606
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santiago to Washington, D.C. Dulles Intl Airport 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 August 3, 2025.
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

Fly to

Route

Depart

Return

Price

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Wed 9/17

12:55 am-5:35 am

1 stop29h 40m

Washington, D.C. Dulles Intl

Sun 9/28

7:00 am-5:15 am

1 stop21h 15m

$575

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Fri 9/19

7:10 am-4:20 am

2 stops22h 10m

Washington, D.C. Dulles Intl

Sun 9/28

7:00 am-11:30 pm

1 stop15h 30m

$577

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Tue 8/26

8:40 pm-11:23 am

1 stop14h 43m

Washington, D.C. Dulles Intl

Wed 9/10

12:13 pm-7:50 am

1 stop18h 37m

$602

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Thu 9/18

9:40 pm-11:40 am

1 stop15h 00m

Washington, D.C. Dulles Intl

Sun 9/28

12:35 pm-6:50 am

2 stops17h 15m

$605

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Wed 9/17

12:55 am-2:00 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Sun 9/28

4:05 am-11:30 pm

2 stops18h 25m

$606

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Wed 9/17

12:25 am-6:24 pm

2 stops18h 59m

Washington, D.C. Dulles Intl

Sun 9/28

12:35 pm-6:25 am

2 stops16h 50m

$610

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Wed 9/10

12:55 am-2:00 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Mon 9/22

5:05 pm-11:20 am

2 stops41h 15m

$614

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Fri 9/26

12:29 pm-4:20 am

1 stop16h 51m

Washington, D.C. Dulles Intl

Wed 10/8

4:34 pm-6:00 am

1 stop12h 26m

$622

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Thu 11/13

3:23 am-11:33 pm

1 stop22h 10m

Washington, D.C. Dulles Intl

Sun 1/4

3:24 pm-6:00 am

1 stop12h 36m

$642

SantiagoWashington, D.C.

SCL - IAD

SCLIAD

Santiago Arturo Merino Benitez

Tue 8/26

8:15 pm-2:45 am

3 stops30h 30m

Washington, D.C. Dulles Intl

Tue 9/9

5:45 am-11:20 am

3 stops28h 35m

$646

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

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

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 Santiago and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, October is the cheapest month to fly from Santiago to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $504. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $561.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Sunday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $445. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Santiago to Washington, D.C. Dulles Intl Airport for around $1,104.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Santiago in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $363 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $701 on average. Flights to Washington, D.C. Dulles Intl Airport from Santiago in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $641 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Santiago for as low as $269 on momondo.

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

As of August 2025, prices for Santiago to Washington, D.C. Dulles Intl Airport flights are approximately 5% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$303

Fastest flight time

13h 40m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Santiago in the past 72 hours is $303. The best round-trip flight deal from Santiago to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $575.
The fastest flight from Santiago to Washington, D.C. Dulles Intl Airport takes 13h 40m
There are no direct flights from Santiago to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Santiago Arturo Merino Benitez Airport - Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    A flight from Santiago Arturo Merino Benitez to Washington, D.C. Dulles Intl will travel around 5017.5 mi. Flights usually cover this in 13h 40m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Santiago to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $246Free CancellationRating
7.5
1,496 reviews
Search Copa Airlines flights
AviancaPriceFrom $267Free CancellationRating
6.7
2,389 reviews
Search Avianca flights
DeltaPriceFrom $588Free CancellationRating
8.0
7,985 reviews
Search Delta flights
LATAM AirlinesPriceFrom $720Free CancellationRating
7.5
1,823 reviews
Search LATAM Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Tysons
Silver Spring
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Towson
Rockville
Colonial Beach
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Santiago to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Santiago to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 8/8
Fri 8/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.