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Cheap flights from Santiago de los Caballeros to Washington, D.C. from $186

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 de los Caballeros to Washington, D.C. departing on 5/16. 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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0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
7:30 am - 5:44 pm
STI
-
DCA
10h 14m
1 stop
JetBlue Logo
11:15 am - 6:11 pm
DCA
-
STI
6h 56m
1 stop
$338JetBlue
mar., may. 5 - mié., may. 27
JetBlue Logo
7:30 am - 2:38 pm
STI
-
DCA
7h 08m
1 stop
JetBlue Logo
7:00 pm - 8:03 am
DCA
-
STI
13h 03m
1 stop
$390JetBlue
mié., may. 6 - lun., may. 18
JetBlue Logo
7:30 am - 5:44 pm
STI
-
DCA
10h 14m
1 stop
JetBlue Logo
7:00 pm - 7:40 am
DCA
-
STI
12h 40m
1 stop
$393JetBlue
mar., may. 5 - vie., may. 29
JetBlue Logo
7:30 am - 2:38 pm
STI
-
DCA
7h 08m
1 stop
JetBlue Logo
7:00 pm - 8:03 am
DCA
-
STI
13h 03m
1 stop
$395JetBlue
mié., may. 6 - lun., may. 18
JetBlue Logo
8:52 am - 7:59 pm
STI
-
DCA
11h 07m
1 stop
JetBlue Logo
8:10 pm - 8:00 am
DCA
-
STI
11h 50m
1 stop
$401JetBlue
lun., jun. 1 - lun., jun. 15
JetBlue Logo
8:31 am - 7:00 pm
STI
-
DCA
10h 29m
1 stop
JetBlue Logo
7:00 pm - 7:40 am
DCA
-
STI
12h 40m
1 stop
$448JetBlue
vie., may. 15 - sáb., jun. 6
JetBlue Logo
3:34 am - 4:42 pm
STI
-
DCA
13h 08m
1 stop
JetBlue Logo
6:59 am - 6:11 pm
DCA
-
STI
11h 12m
1 stop
$450JetBlue
dom., may. 3 - mié., may. 27
JetBlue Logo
8:31 am - 10:59 pm
STI
-
DCA
14h 28m
2 stops
JetBlue Logo
7:00 pm - 8:03 am
DCA
-
STI
13h 03m
1 stop
$452JetBlue
mié., may. 6 - lun., may. 18
JetBlue Logo
6:00 am - 10:59 pm
STI
-
DCA
16h 59m
1 stop
JetBlue Logo
7:00 pm - 7:40 am
DCA
-
STI
12h 40m
1 stop
$500JetBlue
lun., may. 4 - jue., may. 28
JetBlue Logo
3:34 am - 4:42 pm
STI
-
DCA
13h 08m
1 stop
JetBlue Logo
7:00 pm - 7:40 am
DCA
-
STI
12h 40m
1 stop
$505JetBlue
dom., may. 3 - vie., may. 29

JetBlue flights from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on Santiago de los Caballeros to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
May 5
STI7:30 amSantiago de los Caballeros
10h 14m
1 stop
DCA5:44 pmWashington, D.C. Reagan-National
May 31
DCA7:00 pmWashington, D.C. Reagan-National
12h 40m
1 stop
STI7:40 amSantiago de los Caballeros
$338
JetBlue
May 6
STI7:30 amSantiago de los Caballeros
7h 08m
1 stop
DCA2:38 pmWashington, D.C. Reagan-National
May 18
DCA7:00 pmWashington, D.C. Reagan-National
13h 03m
1 stop
STI8:03 amSantiago de los Caballeros
$390
JetBlue
May 5
STI7:30 amSantiago de los Caballeros
10h 14m
1 stop
DCA5:44 pmWashington, D.C. Reagan-National
May 29
DCA7:00 pmWashington, D.C. Reagan-National
12h 40m
1 stop
STI7:40 amSantiago de los Caballeros
$393

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

Our best Delta deals on Santiago de los Caballeros to Washington, D.C. Reagan-National Airport flight tickets
Delta
May 6
STI6:00 amSantiago de los Caballeros
16h 34m
2 stops
DCA10:34 pmWashington, D.C. Reagan-National
May 30
DCA11:00 amWashington, D.C. Reagan-National
13h 59m
1 stop
STI12:59 amSantiago de los Caballeros
$557
Delta
May 15
STI6:00 amSantiago de los Caballeros
15h 45m
2 stops
DCA9:45 pmWashington, D.C. Reagan-National
Jun 6
DCA11:00 amWashington, D.C. Reagan-National
13h 59m
1 stop
STI12:59 amSantiago de los Caballeros
$594
Delta
May 3
STI8:59 pmSantiago de los Caballeros
10h 26m
1 stop
DCA7:25 amWashington, D.C. Reagan-National
May 30
DCA11:00 amWashington, D.C. Reagan-National
13h 59m
1 stop
STI12:59 amSantiago de los Caballeros
$598

momondo Fare Finder

 
Customize your flight search to find flights from Santiago de los Caballeros to Washington, D.C. Reagan-National 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 marzo 2, 2026.
Use the filters below to find and compare flights from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

mar. 5/5

7:30 am-5:44 pm

1 stop10h 14m

Washington, D.C. Reagan-National

mié. 5/27

11:15 am-6:11 pm

1 stop6h 56m

$338

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

mié. 5/6

7:30 am-2:38 pm

1 stop7h 08m

Washington, D.C. Reagan-National

lun. 5/18

7:00 pm-8:03 am

1 stop13h 03m

$390

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

mar. 5/5

7:30 am-5:44 pm

1 stop10h 14m

Washington, D.C. Reagan-National

vie. 5/29

7:00 pm-7:40 am

1 stop12h 40m

$393

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

mié. 5/6

7:30 am-2:38 pm

1 stop7h 08m

Washington, D.C. Reagan-National

lun. 5/18

7:00 pm-8:03 am

1 stop13h 03m

$395

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

lun. 6/1

8:52 am-7:59 pm

1 stop11h 07m

Washington, D.C. Reagan-National

lun. 6/15

8:10 pm-8:00 am

1 stop11h 50m

$401

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

vie. 5/15

8:31 am-7:00 pm

1 stop10h 29m

Washington, D.C. Reagan-National

sáb. 6/6

7:00 pm-7:40 am

1 stop12h 40m

$448

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

dom. 5/3

3:34 am-4:42 pm

1 stop13h 08m

Washington, D.C. Reagan-National

mié. 5/27

6:59 am-6:11 pm

1 stop11h 12m

$450

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

mié. 5/6

8:31 am-10:59 pm

2 stops14h 28m

Washington, D.C. Reagan-National

lun. 5/18

7:00 pm-8:03 am

1 stop13h 03m

$452

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

lun. 5/4

6:00 am-10:59 pm

1 stop16h 59m

Washington, D.C. Reagan-National

jue. 5/28

7:00 pm-7:40 am

1 stop12h 40m

$500

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

dom. 5/3

3:34 am-4:42 pm

1 stop13h 08m

Washington, D.C. Reagan-National

vie. 5/29

7:00 pm-7:40 am

1 stop12h 40m

$505

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Santiago de los Caballeros to Washington, D.C. Reagan-National 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

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

As of March 2026, prices for Santiago de los Caballeros to Washington, D.C. Reagan-National Airport flights are approximately 42% more expensive when compared to flights at the same time last year.

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

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

Cheap Santiago de los Caballeros to Washington, D.C. Reagan-National Airport (STI to DCA) flight deals and tips

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

Fastest flight time

7h 08m

Direct flights

None
The fastest flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport takes 7h 08m
There are no direct flights from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport.
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  • How far is Santiago de los Caballeros to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 1392.0 mi away from Santiago de los Caballeros. In terms of flight time, this usually takes a little over 7h 08m.

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

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

  • How many operators does momondo search for flights from Santiago de los Caballeros Airport to Washington, D.C. Reagan-National Airport?

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

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport?

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

Compare and see reviews for airlines that fly from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $369Free CancellationRating
7.2
2,894 reviews
Search JetBlue 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
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Silver Spring
Gaithersburg
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Bethesda
Fairfax
Linthicum Heights
Reston

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Santiago de los Caballeros to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Washington, D.C. from Santiago de los Caballeros which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Santiago de los Caballeros and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Santiago de los Caballeros. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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