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Cheap flights from Santiago de los Caballeros to Washington, D.C. from $231

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 10/14. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
3:49 pm - 11:31 pm
STI
-
DCA
7h 42m
1 stop
JetBlue Logo
4:10 pm - 11:51 pm
DCA
-
STI
7h 41m
1 stop
$416JetBlue
Sat, Oct 3 - Wed, Oct 14
JetBlue Logo
3:49 pm - 11:31 pm
STI
-
DCA
7h 42m
1 stop
JetBlue Logo
6:14 am - 1:27 pm
DCA
-
STI
7h 13m
1 stop
$431JetBlue
Thu, Sep 24 - Mon, Sep 28
JetBlue Logo
10:05 am - 7:55 pm
STI
-
DCA
9h 50m
1 stop
JetBlue Logo
6:14 am - 1:27 pm
DCA
-
STI
7h 13m
1 stop
$443JetBlue
Thu, Sep 24 - Mon, Sep 28
JetBlue Logo
3:49 pm - 11:31 pm
STI
-
DCA
7h 42m
1 stop
JetBlue Logo
7:59 am - 2:45 pm
DCA
-
STI
6h 46m
1 stop
$497JetBlue
Sat, Oct 3 - Wed, Oct 14
JetBlue Logo
8:13 am - 9:16 pm
STI
-
DCA
13h 03m
1 stop
JetBlue Logo
8:55 pm - 7:03 am
DCA
-
STI
10h 08m
1 stop
$543JetBlue
Thu, Aug 27 - Sat, Sep 5
JetBlue Logo
5:01 am - 2:15 pm
STI
-
DCA
9h 14m
1 stop
JetBlue Logo
3:10 pm - 11:51 pm
DCA
-
STI
8h 41m
1 stop
$558JetBlue
Wed, Jul 22 - Mon, Jul 27
JetBlue Logo
8:13 am - 9:16 pm
STI
-
DCA
13h 03m
1 stop
JetBlue Logo
8:55 pm - 7:03 am
DCA
-
STI
10h 08m
1 stop
$560JetBlue
Wed, Aug 26 - Tue, Sep 1
JetBlue Logo
3:49 pm - 11:31 pm
STI
-
DCA
7h 42m
1 stop
JetBlue Logo
6:14 am - 1:27 pm
DCA
-
STI
7h 13m
1 stop
$564JetBlue
Thu, Sep 10 - Mon, Sep 14
JetBlue Logo
5:48 am - 5:56 pm
STI
-
DCA
12h 08m
2 stops
JetBlue Logo
3:10 pm - 11:51 pm
DCA
-
STI
8h 41m
1 stop
$565JetBlue
Wed, Jul 22 - Mon, Jul 27
JetBlue Logo
8:13 am - 9:16 pm
STI
-
DCA
13h 03m
1 stop
JetBlue Logo
8:55 pm - 7:03 am
DCA
-
STI
10h 08m
1 stop
$575JetBlue
Fri, Aug 28 - Tue, Sep 1

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

Our best American Airlines deals on Santiago de los Caballeros to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Sep 10
STI3:15 pmSantiago de los Caballeros
6h 45m
1 stop
DCA10:00 pmWashington, D.C. Reagan-National
Sep 14
DCA10:14 pmWashington, D.C. Reagan-National
16h 01m
2 stops
STI2:15 pmSantiago de los Caballeros
$618
American Airlines
Aug 12
STI7:00 amSantiago de los Caballeros
13h 59m
1 stop
DCA8:59 pmWashington, D.C. Reagan-National
Aug 17
DCA5:00 amWashington, D.C. Reagan-National
9h 35m
2 stops
STI2:35 pmSantiago de los Caballeros
$682
American Airlines
Aug 12
STI7:00 amSantiago de los Caballeros
7h 46m
1 stop
DCA2:46 pmWashington, D.C. Reagan-National
Aug 17
DCA5:00 amWashington, D.C. Reagan-National
9h 35m
2 stops
STI2:35 pmSantiago de los Caballeros
$694

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
Sep 24
STI3:49 pmSantiago de los Caballeros
7h 42m
1 stop
DCA11:31 pmWashington, D.C. Reagan-National
Sep 28
DCA6:14 amWashington, D.C. Reagan-National
7h 13m
1 stop
STI1:27 pmSantiago de los Caballeros
$431
JetBlue
Sep 24
STI10:05 amSantiago de los Caballeros
9h 50m
1 stop
DCA7:55 pmWashington, D.C. Reagan-National
Sep 28
DCA6:14 amWashington, D.C. Reagan-National
7h 13m
1 stop
STI1:27 pmSantiago de los Caballeros
$443
JetBlue
Oct 3
STI3:49 pmSantiago de los Caballeros
7h 42m
1 stop
DCA11:31 pmWashington, D.C. Reagan-National
Oct 14
DCA4:10 pmWashington, D.C. Reagan-National
7h 41m
1 stop
STI11:51 pmSantiago de los Caballeros
$497

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 June 18, 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

Cheapest round-trip

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sat 10/3

3:49 pm-11:31 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Wed 10/14

4:10 pm-11:51 pm

1 stop7h 41m

$416

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 9/24

3:49 pm-11:31 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Mon 9/28

6:14 am-1:27 pm

1 stop7h 13m

$431

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 9/24

10:05 am-7:55 pm

1 stop9h 50m

Washington, D.C. Reagan-National

Mon 9/28

6:14 am-1:27 pm

1 stop7h 13m

$443
Quickest round-trip

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sat 10/3

3:49 pm-11:31 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Wed 10/14

7:59 am-2:45 pm

1 stop6h 46m

$497

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 8/27

8:13 am-9:16 pm

1 stop13h 03m

Washington, D.C. Reagan-National

Sat 9/5

8:55 pm-7:03 am

1 stop10h 08m

$543

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Wed 7/22

5:01 am-2:15 pm

1 stop9h 14m

Washington, D.C. Reagan-National

Mon 7/27

3:10 pm-11:51 pm

1 stop8h 41m

$558

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Wed 8/26

8:13 am-9:16 pm

1 stop13h 03m

Washington, D.C. Reagan-National

Tue 9/1

8:55 pm-7:03 am

1 stop10h 08m

$560

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 9/10

3:49 pm-11:31 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Mon 9/14

6:14 am-1:27 pm

1 stop7h 13m

$564

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Wed 7/22

5:48 am-5:56 pm

2 stops12h 08m

Washington, D.C. Reagan-National

Mon 7/27

3:10 pm-11:51 pm

1 stop8h 41m

$565

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Fri 8/28

8:13 am-9:16 pm

1 stop13h 03m

Washington, D.C. Reagan-National

Tue 9/1

8:55 pm-7:03 am

1 stop10h 08m

$575

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 Washington, D.C. from

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

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of June is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Santiago de los Caballeros, with most prices found around $0. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of June, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

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

As of June 2026, prices for Santiago de los Caballeros to Washington, D.C. Reagan-National Airport flights are approximately 75% 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 42m

Direct flights

None
The fastest flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport takes 7h 42m
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.
Search flight deals

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

  • 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 42m.

  • 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
7.1
2,984 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
Laurel
Fredericksburg
Gaithersburg
Colonial Beach
Rockville
Linthicum Heights
Silver Spring
Towson
Manassas
Tysons
Springfield
Bethesda
Fairfax
College Park

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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