Which layover airport has the shortest travel time from Washington, D.C. to Santiago de los Caballeros?

Flights connecting via Fort Lauderdale (FLL) have the shortest average one-way travel time: 5h 52m.

Which layover airport offers the lowest fares from Washington, D.C. to Santiago de los Caballeros?

Flights via Orlando (MCO) offer the lowest average round-trip price of $365.

What is the cheapest airline that flies from Washington, D.C. to Santiago de los Caballeros?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Washington, D.C. to Santiago de los Caballeros

Which layover airport has the shortest connection time from Washington, D.C. to Santiago de los Caballeros?

Miami (MIA) has the shortest average layover time for this route: 1h 43m.

Which airport is the most popular layover for flights between Washington, D.C. and Santiago de los Caballeros?

Miami (MIA) was the most common stop: 68% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Santiago de los Caballeros?

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Santiago de los Caballeros from Washington, D.C. according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Santiago de los Caballeros. Keep in mind that there are 7 different airlines that fly to Santiago de los Caballeros on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Santiago de los Caballeros?

On average, it takes 5h 58m to fly from Washington, D.C. to Santiago de los Caballeros if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Santo Domingo (the most popular airport in Santiago de los Caballeros). If you’re flying out of Baltimore and into Santo Domingo, then the flight time is around 6h 12m.

When did momondo last update prices for flights from Washington, D.C. to Santiago de los Caballeros Airport?

Prices for flights from Washington, D.C. to Santiago de los Caballeros Airport are updated daily.

How old do you have to be to fly from Washington, D.C. to Santiago de los Caballeros Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Santiago de los Caballeros Airport.

What documentation or ID do you need to fly to Santiago de los Caballeros Airport?

The required travel and health documents for your Santiago de los Caballeros Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Santiago de los Caballeros Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$168 Cheap Flights from Washington, D.C. to Santiago de los Caballeros in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:12 pm - 4:08 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

21h 56m2 stops Charlotte Douglas Miami

5:08 pm - 11:02 amSTI Santiago de los Caballeros-BWI Baltimore/Washington

18h 54m1 stop Miami

$375American Airlines

Mon, Nov 9 - Wed, Nov 11

5:12 pm - 4:08 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

21h 56m2 stops Charlotte Douglas Miami

5:08 pm - 10:10 amSTI Santiago de los Caballeros-BWI Baltimore/Washington

18h 02m2 stops Miami Charlotte Douglas

$375American Airlines

Mon, Nov 2 - Fri, Nov 13

12:34 pm - 11:51 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

10h 17m2 stops Chicago O'Hare Intl Newark

6:00 am - 7:09 pmSTI Santiago de los Caballeros-BWI Baltimore/Washington

14h 09m2 stops Newark Chicago O'Hare Intl

$375United Airlines

Tue, Nov 3 - Wed, Nov 18

12:34 pm - 11:51 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

10h 17m2 stops Chicago O'Hare Intl Newark

6:00 am - 7:09 pmSTI Santiago de los Caballeros-BWI Baltimore/Washington

14h 09m2 stops Newark Chicago O'Hare Intl

$375United Airlines

Tue, Nov 3 - Wed, Nov 18

6:27 pm - 4:08 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

20h 41m2 stops Chicago O'Hare Intl Miami

5:08 pm - 6:15 pmSTI Santiago de los Caballeros-BWI Baltimore/Washington

26h 07m2 stops Miami Charlotte Douglas

$375American Airlines

Mon, Nov 9 - Wed, Nov 11

6:00 am - 12:59 amBWI Baltimore/Washington-STI Santiago de los Caballeros

17h 59m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

7:00 am - 5:24 pmSTI Santiago de los Caballeros-BWI Baltimore/Washington

11h 24m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$385Delta

Tue, Nov 10 - Tue, Nov 17

12:35 pm - 7:59 pmIAD Washington, D.C. Dulles Intl-STI Santiago de los Caballeros

6h 24m1 stop New York John F Kennedy Intl

7:00 am - 5:28 pmSTI Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl

11h 28m1 stop New York John F Kennedy Intl

$450Delta

Wed, Nov 11 - Fri, Nov 27

7:00 am - 2:53 pmIAD Washington, D.C. Dulles Intl-STI Santiago de los Caballeros

6h 53m1 stop Newark

4:00 pm - 10:54 pmSTI Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl

7h 54m1 stop Newark

$452United Airlines

Wed, Nov 25 - Wed, Dec 2

4:55 pm - 12:51 amDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

7h 56m1 stop Boston Logan Intl

6:01 am - 3:55 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

10h 54m1 stop Boston Logan Intl

$458JetBlue

Tue, Oct 27 - Tue, Nov 3

7:00 pm - 8:23 amDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

12h 23m1 stop Orlando

2:45 pm - 10:52 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

9h 07m1 stop New York John F Kennedy Intl

$463JetBlue

Wed, Dec 2 - Thu, Dec 10

Cheap last minute flights

Enter your travel dates to find the best prices.

2:59 pm - 10:52 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

7h 53m1 stop Newark

6:00 am - 12:29 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

7h 29m1 stop Newark

$446United Airlines

Sun, Oct 18 - Thu, Nov 5

6:08 am - 12:33 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

6h 25m1 stop New York John F Kennedy Intl

8:10 pm - 10:09 amSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

14h 59m1 stop New York John F Kennedy Intl

$475Delta

Sun, Oct 18 - Fri, Nov 6

12:38 pm - 10:52 pmIAD Washington, D.C. Dulles Intl-STI Santiago de los Caballeros

10h 14m1 stop Newark

4:00 pm - 10:25 pmSTI Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl

7h 25m1 stop Newark

$483United Airlines

Sun, Oct 18 - Thu, Nov 5

12:38 pm - 10:52 pmIAD Washington, D.C. Dulles Intl-STI Santiago de los Caballeros

10h 14m1 stop Newark

4:00 pm - 10:25 pmSTI Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl

7h 25m1 stop Newark

$512United Airlines

Wed, Oct 21 - Thu, Nov 5

7:59 am - 2:47 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

6h 48m1 stop Fort Lauderdale

12:20 pm - 10:15 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

9h 55m1 stop New York John F Kennedy Intl

$523JetBlue

Tue, Oct 20 - Wed, Oct 28

6:20 am - 1:50 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

7h 30m1 stop New York John F Kennedy Intl

12:20 pm - 10:15 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

9h 55m1 stop New York John F Kennedy Intl

$523JetBlue

Wed, Oct 21 - Wed, Oct 28

6:08 am - 5:33 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

11h 25m1 stop New York John F Kennedy Intl

1:59 pm - 10:55 pmSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

8h 56m1 stop New York John F Kennedy Intl

$552Delta

Wed, Oct 21 - Fri, Oct 23

6:08 am - 5:33 pmDCA Washington, D.C. Reagan-National-STI Santiago de los Caballeros

11h 25m1 stop New York John F Kennedy Intl

7:05 pm - 10:09 amSTI Santiago de los Caballeros-DCA Washington, D.C. Reagan-National

15h 04m1 stop New York John F Kennedy Intl

$552Delta

Tue, Oct 20 - Thu, Oct 22

7:15 pm - 2:12 pmIAD Washington, D.C. Dulles Intl-STI Santiago de los Caballeros

18h 57m2 stops Charlotte Douglas Miami

3:12 pm - 8:44 amSTI Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl

17h 32m2 stops Miami Charlotte Douglas

$576American Airlines

Sun, Oct 18 - Fri, Oct 23

8:16 pm - 2:12 pmBWI Baltimore/Washington-STI Santiago de los Caballeros

17h 56m2 stops Charlotte Douglas Miami

3:12 pm - 8:45 amSTI Santiago de los Caballeros-BWI Baltimore/Washington

17h 33m2 stops Miami Charlotte Douglas

$576American Airlines

Sun, Oct 18 - Fri, Oct 23

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American Airlines flights from Washington, D.C. to Santiago de los Caballeros

Our best American Airlines deals on Washington, D.C. to Santiago de los Caballeros flight tickets

American Airlines

Nov 9

BWI6:27 pmBaltimore/Washington

20h 41m

2 stops

STI4:08 pmSantiago de los Caballeros

Nov 11

STI5:08 pmSantiago de los Caballeros

26h 07m

2 stops

BWI6:15 pmBaltimore/Washington

$375

American Airlines

Nov 9

BWI11:51 amBaltimore/Washington

27h 17m

1 stop

STI4:08 pmSantiago de los Caballeros

Nov 11

STI5:08 pmSantiago de los Caballeros

18h 54m

1 stop

BWI11:02 amBaltimore/Washington

$379

American Airlines

Jan 27

BWI11:03 amBaltimore/Washington

25h 19m

2 stops

STI1:22 pmSantiago de los Caballeros

Feb 2

STI7:20 amSantiago de los Caballeros

9h 58m

1 stop

BWI4:18 pmBaltimore/Washington

$380

Delta flights from Washington, D.C. to Santiago de los Caballeros

Our best Delta deals on Washington, D.C. to Santiago de los Caballeros flight tickets

Delta

Nov 10

BWI6:00 amBaltimore/Washington

17h 59m

2 stops

STI12:59 amSantiago de los Caballeros

Nov 17

STI7:00 amSantiago de los Caballeros

11h 24m

2 stops

BWI5:24 pmBaltimore/Washington

$385

Delta

Oct 27

BWI7:00 amBaltimore/Washington

10h 33m

2 stops

STI5:33 pmSantiago de los Caballeros

Nov 17

STI9:25 pmSantiago de los Caballeros

15h 08m

2 stops

BWI11:33 amBaltimore/Washington

$398

Delta

Oct 27

BWI7:00 amBaltimore/Washington

10h 33m

2 stops

STI5:33 pmSantiago de los Caballeros

Nov 17

STI9:25 pmSantiago de los Caballeros

15h 08m

2 stops

BWI11:33 amBaltimore/Washington

$403

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Mon 11/9

5:12 pm-4:08 pm

2 stops21h 56m

Santiago de los Caballeros

Wed 11/11

5:08 pm-11:02 am

1 stop18h 54m

$375

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Mon 11/2

5:12 pm-4:08 pm

2 stops21h 56m

Santiago de los Caballeros

Fri 11/13

5:08 pm-10:10 am

2 stops18h 02m

$375

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Tue 11/3

12:34 pm-11:51 pm

2 stops10h 17m

Santiago de los Caballeros

Wed 11/18

6:00 am-7:09 pm

2 stops14h 09m

$375

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Tue 11/3

12:34 pm-11:51 pm

2 stops10h 17m

Santiago de los Caballeros

Wed 11/18

6:00 am-7:09 pm

2 stops14h 09m

$375

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Mon 11/9

6:27 pm-4:08 pm

2 stops20h 41m

Santiago de los Caballeros

Wed 11/11

5:08 pm-6:15 pm

2 stops26h 07m

$375

BaltimoreSantiago de los Caballeros

BWI Baltimore/Washington - STI Santiago de los Caballeros

BWISTI

Baltimore/Washington

Tue 11/10

6:00 am-12:59 am

2 stops17h 59m

Santiago de los Caballeros

Tue 11/17

7:00 am-5:24 pm

2 stops11h 24m

$385

Washington, D.C.Santiago de los Caballeros

IAD Washington, D.C. Dulles Intl - STI Santiago de los Caballeros

IADSTI

Washington, D.C. Dulles Intl

Wed 11/11

12:35 pm-7:59 pm

1 stop6h 24m

Santiago de los Caballeros

Fri 11/27

7:00 am-5:28 pm

1 stop11h 28m

$450

Quickest round-trip

Washington, D.C.Santiago de los Caballeros

IAD Washington, D.C. Dulles Intl - STI Santiago de los Caballeros

IADSTI

Washington, D.C. Dulles Intl

Wed 11/25

7:00 am-2:53 pm

1 stop6h 53m

Santiago de los Caballeros

Wed 12/2

4:00 pm-10:54 pm

1 stop7h 54m

$452

Washington, D.C.Santiago de los Caballeros

DCA Washington, D.C. Reagan-National - STI Santiago de los Caballeros

DCASTI

Washington, D.C. Reagan-National

Tue 10/27

4:55 pm-12:51 am

1 stop7h 56m

Santiago de los Caballeros

Tue 11/3

6:01 am-3:55 pm

1 stop10h 54m

$458

Washington, D.C.Santiago de los Caballeros

DCA Washington, D.C. Reagan-National - STI Santiago de los Caballeros

DCASTI

Washington, D.C. Reagan-National

Wed 12/2

7:00 pm-8:23 am

1 stop12h 23m

Santiago de los Caballeros

Thu 12/10

2:45 pm-10:52 pm

1 stop9h 07m

$463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Santiago de los Caballeros

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

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Santiago de los Caballeros?

Prices are currently low for flights on this route.

Typical prices usually range from $465 to $664.
The lowest price recently found on this route was $375.

What is the cheapest month to fly to Santiago de los Caballeros?

The cheapest month to fly to Santiago de los Caballeros from Washington, D.C. is in August. Flight prices, which tend to average around $536, are often lower during this time because this is during the off-season. If you aren’t able to travel to Santiago de los Caballeros during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $540.

Can stopping save me money on Washington, D.C. to Santiago de los Caballeros flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. to Santiago de los Caballeros flight.

How have Washington, D.C. to Santiago de los Caballeros flight prices changed over time?

As of October 2026, prices for Washington, D.C. to Santiago de los Caballeros flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Santiago de los Caballeros

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Santiago de los Caballeros according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Santiago de los Caballeros (WAS to STI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Santiago de los Caballeros

Best Price Found	$168
Fastest flight time	6h 23m
Direct flights	None

The best one-way flight to Santiago de los Caballeros from Washington, D.C. in the past 72 hours is $168. The best round-trip flight deal from Washington, D.C. to Santiago de los Caballeros found on momondo in the last 72 hours is $375.

The fastest flight from Washington, D.C. to Santiago de los Caballeros takes 6h 23m

There are no direct flights from Washington, D.C. to Santiago de los Caballeros. There are no popular flight routes from Washington, D.C. to Santiago de los Caballeros.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Santiago de los Caballeros

How far is Washington, D.C. to Santiago de los Caballeros by plane?
A flight from Washington, D.C. to Santiago de los Caballeros will travel around 1395.5 mi. Flights usually cover this in 6h 23m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Santiago de los Caballeros Airport?
Prices for flights from Washington, D.C. to Santiago de los Caballeros Airport are updated daily.
How many operators does momondo search for flights from Washington, D.C. to Santiago de los Caballeros Airport?
The number of operators available for flights from Washington, D.C. to Santiago de los Caballeros Airport is 3 as of October 2026.
How old do you have to be to fly from Washington, D.C. to Santiago de los Caballeros Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Santiago de los Caballeros Airport.
What documentation or ID do you need to fly to Santiago de los Caballeros Airport?
The required travel and health documents for your Santiago de los Caballeros Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Santiago de los Caballeros Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Santiago de los Caballeros?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Santiago de los Caballeros is JetBlue (55% of total bookings). The next most popular airlines are American Airlines (29%), United Airlines (10%), and Delta (6%).

Best airlines flying from Washington, D.C. to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Washington, D.C. to Santiago de los Caballeros with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $364	Free Cancellation	Rating 7.1 3,055 reviews	Search JetBlue flights
United Airlines	PriceFrom $467	Free Cancellation	Rating 7.4 10,366 reviews	Search United Airlines flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.0 12,169 reviews	Search American Airlines flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Santiago de los Caballeros from Washington, D.C. with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Santiago de los Caballeros.

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

Yes. momondo can track prices for Washington, D.C. to Santiago de los Caballeros flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Washington, D.C. to Santiago de los Caballeros from $168

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American Airlines flights from Washington, D.C. to Santiago de los Caballeros

Our best American Airlines deals on Washington, D.C. to Santiago de los Caballeros flight tickets

Delta flights from Washington, D.C. to Santiago de los Caballeros

Our best Delta deals on Washington, D.C. to Santiago de los Caballeros flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to Santiago de los Caballeros

What is the typical price of a round-trip flight between Washington, D.C. and Santiago de los Caballeros?

What is the cheapest month to fly to Santiago de los Caballeros?

Can stopping save me money on Washington, D.C. to Santiago de los Caballeros flights?

How have Washington, D.C. to Santiago de los Caballeros flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. to Santiago de los Caballeros?

What airlines fly to Santiago de los Caballeros?

Which airport is the most popular layover for flights between Washington, D.C. and Santiago de los Caballeros?

Which layover airport offers the lowest fares from Washington, D.C. to Santiago de los Caballeros?

Which layover airport has the shortest travel time from Washington, D.C. to Santiago de los Caballeros?

Which layover airport has the shortest connection time from Washington, D.C. to Santiago de los Caballeros?

How long does it take to fly to Santiago de los Caballeros?

When to book flights from Washington, D.C. to Santiago de los Caballeros

Cheap Washington, D.C. to Santiago de los Caballeros (WAS to STI) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Santiago de los Caballeros

Best airlines flying from Washington, D.C. to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Washington, D.C. to Santiago de los Caballeros with momondo

Why use momondo?

An easier way to manage your Santiago de los Caballeros 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.

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