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Cheap flights from District of Columbia to Santiago de los Caballeros from $176

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Santiago de los Caballeros departing on 6/2. 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 District of Columbia to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
7:00 am - 1:35 pm
DCA
-
STI
6h 35m
1 stop
JetBlue Logo
2:45 pm - 10:31 pm
STI
-
DCA
7h 46m
1 stop
$361JetBlue
Wed, Sep 16 - Tue, Sep 22
JetBlue Logo
6:59 am - 6:11 pm
DCA
-
STI
11h 12m
1 stop
JetBlue Logo
8:52 am - 7:59 pm
STI
-
DCA
11h 07m
1 stop
$382JetBlue
Sun, May 24 - Thu, May 28
Copa Airlines Logo
2:21 am - 2:50 pm
IAD
-
STI
12h 29m
1 stop
Copa Airlines Logo
3:59 pm - 4:21 am
STI
-
IAD
12h 22m
1 stop
$532Copa Airlines
Wed, May 13 - Mon, May 18
Delta Logo
12:30 pm - 7:11 pm
IAD
-
STI
6h 41m
1 stop
Delta Logo
8:40 pm - 11:51 am
STI
-
IAD
15h 11m
1 stop
$540Delta
Wed, Sep 16 - Tue, Sep 22
Copa Airlines Logo
6:26 am - 2:59 pm
IAD
-
STI
8h 33m
1 stop
Copa Airlines Logo
4:12 pm - 12:33 am
STI
-
IAD
8h 21m
1 stop
$547Copa Airlines
Sat, Aug 8 - Thu, Aug 20
Multiple Airlines Logo
5:30 pm - 3:20 pm
IAD
-
STI
21h 50m
1 stop
Multiple Airlines Logo
2:46 pm - 10:16 am
STI
-
IAD
19h 30m
2 stops
$552Multiple Airlines
Thu, Jun 11 - Mon, Jun 22
Multiple Airlines Logo
5:30 pm - 3:20 pm
IAD
-
STI
21h 50m
1 stop
Multiple Airlines Logo
4:20 pm - 10:16 am
STI
-
IAD
17h 56m
2 stops
$555Multiple Airlines
Thu, Jun 11 - Mon, Jun 22
Delta Logo
1:32 pm - 12:59 am
IAD
-
STI
11h 27m
1 stop
Delta Logo
8:59 pm - 12:18 pm
STI
-
IAD
15h 19m
1 stop
$560Delta
Wed, May 13 - Mon, May 18
American Airlines Logo
8:11 pm - 12:23 pm
IAD
-
STI
16h 12m
2 stops
American Airlines Logo
1:32 pm - 11:59 pm
STI
-
IAD
10h 27m
2 stops
$565American Airlines
Fri, May 8 - Fri, May 15
American Airlines Logo
8:11 pm - 12:23 pm
IAD
-
STI
16h 12m
2 stops
American Airlines Logo
1:21 pm - 12:13 am
STI
-
IAD
10h 52m
2 stops
$570American Airlines
Wed, May 13 - Sun, May 24

American Airlines flights from District of Columbia to Santiago de los Caballeros

Our best American Airlines deals on District of Columbia to Santiago de los Caballeros flight tickets
American Airlines
May 8
IAD8:11 pmWashington, D.C. Dulles Intl
16h 12m
2 stops
STI12:23 pmSantiago de los Caballeros
May 15
STI1:32 pmSantiago de los Caballeros
10h 27m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
$565
American Airlines
May 13
IAD8:11 pmWashington, D.C. Dulles Intl
16h 12m
2 stops
STI12:23 pmSantiago de los Caballeros
May 24
STI1:21 pmSantiago de los Caballeros
10h 52m
2 stops
IAD12:13 amWashington, D.C. Dulles Intl
$570
American Airlines
May 8
IAD8:11 pmWashington, D.C. Dulles Intl
16h 12m
2 stops
STI12:23 pmSantiago de los Caballeros
May 15
STI1:32 pmSantiago de los Caballeros
19h 17m
2 stops
IAD8:49 amWashington, D.C. Dulles Intl
$585

JetBlue flights from District of Columbia to Santiago de los Caballeros

Our best JetBlue deals on District of Columbia to Santiago de los Caballeros flight tickets
JetBlue
Sep 16
DCA7:00 amWashington, D.C. Reagan-National
6h 35m
1 stop
STI1:35 pmSantiago de los Caballeros
Sep 22
STI2:45 pmSantiago de los Caballeros
7h 46m
1 stop
DCA10:31 pmWashington, D.C. Reagan-National
$361
JetBlue
May 24
DCA6:59 amWashington, D.C. Reagan-National
11h 12m
1 stop
STI6:11 pmSantiago de los Caballeros
May 28
STI8:52 amSantiago de los Caballeros
11h 07m
1 stop
DCA7:59 pmWashington, D.C. Reagan-National
$382
JetBlue
May 2
DCA7:59 pmWashington, D.C. Reagan-National
12h 04m
1 stop
STI8:03 amSantiago de los Caballeros
May 12
STI8:57 amSantiago de los Caballeros
10h 02m
1 stop
DCA6:59 pmWashington, D.C. Reagan-National
$384

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Santiago de los Caballeros 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 April 11, 2026.
Use the filters below to find and compare flights from District of Columbia to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Wed 9/16

7:00 am-1:35 pm

1 stop6h 35m

Santiago de los Caballeros

Tue 9/22

2:45 pm-10:31 pm

1 stop7h 46m

$361

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Sun 5/24

6:59 am-6:11 pm

1 stop11h 12m

Santiago de los Caballeros

Thu 5/28

8:52 am-7:59 pm

1 stop11h 07m

$382

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 5/13

2:21 am-2:50 pm

1 stop12h 29m

Santiago de los Caballeros

Mon 5/18

3:59 pm-4:21 am

1 stop12h 22m

$532

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 9/16

12:30 pm-7:11 pm

1 stop6h 41m

Santiago de los Caballeros

Tue 9/22

8:40 pm-11:51 am

1 stop15h 11m

$540

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Sat 8/8

6:26 am-2:59 pm

1 stop8h 33m

Santiago de los Caballeros

Thu 8/20

4:12 pm-12:33 am

1 stop8h 21m

$547

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Thu 6/11

5:30 pm-3:20 pm

1 stop21h 50m

Santiago de los Caballeros

Mon 6/22

2:46 pm-10:16 am

2 stops19h 30m

$552

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Thu 6/11

5:30 pm-3:20 pm

1 stop21h 50m

Santiago de los Caballeros

Mon 6/22

4:20 pm-10:16 am

2 stops17h 56m

$555

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 5/13

1:32 pm-12:59 am

1 stop11h 27m

Santiago de los Caballeros

Mon 5/18

8:59 pm-12:18 pm

1 stop15h 19m

$560

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Fri 5/8

8:11 pm-12:23 pm

2 stops16h 12m

Santiago de los Caballeros

Fri 5/15

1:32 pm-11:59 pm

2 stops10h 27m

$565

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 5/13

8:11 pm-12:23 pm

2 stops16h 12m

Santiago de los Caballeros

Sun 5/24

1:21 pm-12:13 am

2 stops10h 52m

$570

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 de los Caballeros from

How to get the cheapest flight ticket from District of Columbia 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

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

The cheapest month to fly to Santiago de los Caballeros from District of Columbia is in October. Flight prices, which tend to average around $465, 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 October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $492.

Can stopping save me money on District of Columbia to Santiago de los Caballeros flights?

You could potentially save up to 33% on your flight if you consider stops on a District of Columbia to Santiago de los Caballeros flight.

Cheap District of Columbia to Santiago de los Caballeros flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Santiago de los Caballeros

Fastest flight time

6h 11m

Direct flights

None
The fastest flight from District of Columbia to Santiago de los Caballeros takes 6h 11m
There are no direct flights from District of Columbia to Santiago de los Caballeros. There are no popular flight routes from District of Columbia to Santiago de los Caballeros.
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Frequently asked questions about flying from District of Columbia to Santiago de los Caballeros

  • When did momondo last update prices for flights from District of Columbia to Santiago de los Caballeros Airport?

    Prices for flights from District of Columbia to Santiago de los Caballeros Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Santiago de los Caballeros Airport?

  • How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

Best airlines flying from District of Columbia to Santiago de los Caballeros

Compare and see reviews for airlines that fly from District of Columbia to Santiago de los Caballeros with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $311Free CancellationRating
6.3
8,609 reviews
Search Spirit Airlines flights
JetBluePriceFrom $362Free CancellationRating
7.2
2,928 reviews
Search JetBlue flights
United AirlinesPriceFrom $467Free CancellationRating
7.4
9,569 reviews
Search United Airlines flights
American AirlinesPriceFrom $484Free CancellationRating
7.1
11,573 reviews
Search American Airlines flights
DeltaPriceFrom $498Free CancellationRating
7.9
8,408 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Santiago de los Caballeros?

Finding the right flight to Santiago de los Caballeros from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Santiago de los Caballeros quick and easy, saving you time and money.

Can I find flights from District of Columbia to Santiago de los Caballeros with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to Santiago de los Caballeros flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to Santiago de los Caballeros?

Once all potential District of Columbia to Santiago de los Caballeros 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 District of Columbia to Santiago de los Caballeros right now. Can momondo alert me if prices change?

Price alerts on flights to Santiago de los Caballeros from District of Columbia 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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