Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from District of Columbia to Santiago de los Caballeros from $206

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 10/12. 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 District of Columbia to Santiago de los Caballeros

Cheap round-trip flights

JetBlue Logo
5:55 pm - 2:21 amDCA-STI
8h 26m1 stop
JetBlue Logo
3:30 pm - 10:56 pmSTI-DCA
7h 26m1 stop
$445JetBlue
Find Deal
Wed, Sep 17 - Tue, Sep 23
JetBlue Logo
6:19 am - 2:20 pmDCA-STI
8h 01m1 stop
JetBlue Logo
2:00 pm - 9:55 pmSTI-DCA
7h 55m1 stop
$446JetBlue
Find Deal
Fri, Sep 12 - Sun, Sep 21
JetBlue Logo
5:42 pm - 2:21 amDCA-STI
8h 39m1 stop
JetBlue Logo
9:55 am - 10:56 pmSTI-DCA
13h 01m1 stop
$447JetBlue
Find Deal
Thu, Sep 18 - Thu, Sep 25
Delta Logo
12:08 pm - 7:11 pmIAD-STI
7h 03m1 stop
Delta Logo
6:11 am - 7:37 pmSTI-IAD
13h 26m1 stop
$465Delta
Find Deal
Wed, Sep 17 - Tue, Sep 23
American Airlines Logo
10:45 pm - 12:27 pmDCA-STI
13h 42m2 stops
American Airlines Logo
1:29 pm - 7:30 amSTI-DCA
18h 01m2 stops
$469American Airlines
Find Deal
Wed, Sep 17 - Tue, Sep 23
American Airlines Logo
5:26 pm - 12:27 pmIAD-STI
19h 01m2 stops
American Airlines Logo
1:29 pm - 10:07 amSTI-IAD
20h 38m2 stops
$469American Airlines
Find Deal
Thu, Sep 18 - Thu, Sep 25
Delta Logo
12:08 pm - 7:11 pmIAD-STI
7h 03m1 stop
Delta Logo
8:40 pm - 11:56 amSTI-IAD
15h 16m1 stop
$485Delta
Find Deal
Thu, Sep 18 - Thu, Sep 25
Logo
8:25 am - 11:03 amIAD-STI
26h 38m3 stops
Logo
12:13 pm - 11:23 amSTI-IAD
23h 10m3 stops
$542
Find Deal
Mon, Sep 29 - Mon, Oct 6
United Airlines Logo
6:22 pm - 1:46 amIAD-STI
7h 24m1 stop
United Airlines Logo
2:07 pm - 10:30 pmSTI-IAD
8h 23m1 stop
$545United Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 20
United Airlines Logo
6:15 am - 12:57 pmIAD-STI
6h 42m1 stop
United Airlines Logo
2:07 pm - 10:28 pmSTI-IAD
8h 21m1 stop
$635United Airlines
Find Deal
Fri, Oct 10 - Tue, Oct 14

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 17
DCA5:55 pmWashington, D.C. Reagan-National
8h 26m
1 stop
STI2:21 amSantiago de los Caballeros
Sep 23
STI3:30 pmSantiago de los Caballeros
7h 26m
1 stop
DCA10:56 pmWashington, D.C. Reagan-National
$445
Find similar
JetBlue
Sep 12
DCA6:19 amWashington, D.C. Reagan-National
8h 01m
1 stop
STI2:20 pmSantiago de los Caballeros
Sep 21
STI2:00 pmSantiago de los Caballeros
7h 55m
1 stop
DCA9:55 pmWashington, D.C. Reagan-National
$446
Find similar
JetBlue
Sep 18
DCA5:42 pmWashington, D.C. Reagan-National
8h 39m
1 stop
STI2:21 amSantiago de los Caballeros
Sep 25
STI9:55 amSantiago de los Caballeros
13h 01m
1 stop
DCA10:56 pmWashington, D.C. Reagan-National
$447
Find similar

Delta flights from District of Columbia to Santiago de los Caballeros

Our best Delta deals on District of Columbia to Santiago de los Caballeros flight tickets
Delta
Sep 17
IAD12:08 pmWashington, D.C. Dulles Intl
7h 03m
1 stop
STI7:11 pmSantiago de los Caballeros
Sep 23
STI6:11 amSantiago de los Caballeros
13h 26m
1 stop
IAD7:37 pmWashington, D.C. Dulles Intl
$465
Find similar
Delta
Sep 18
IAD12:08 pmWashington, D.C. Dulles Intl
7h 03m
1 stop
STI7:11 pmSantiago de los Caballeros
Sep 25
STI8:40 pmSantiago de los Caballeros
15h 16m
1 stop
IAD11:56 amWashington, D.C. Dulles Intl
$485
Find similar
Delta
Oct 28
IAD12:09 pmWashington, D.C. Dulles Intl
6h 57m
1 stop
STI7:06 pmSantiago de los Caballeros
Nov 9
STI9:59 pmSantiago de los Caballeros
14h 51m
1 stop
IAD11:50 amWashington, D.C. Dulles Intl
$486
Find similar

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 August 17, 2025.
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

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Wed 9/17

5:55 pm-2:21 am

1 stop8h 26m

Santiago de los Caballeros

Tue 9/23

3:30 pm-10:56 pm

1 stop7h 26m

$445

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Fri 9/12

6:19 am-2:20 pm

1 stop8h 01m

Santiago de los Caballeros

Sun 9/21

2:00 pm-9:55 pm

1 stop7h 55m

$446

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Thu 9/18

5:42 pm-2:21 am

1 stop8h 39m

Santiago de los Caballeros

Thu 9/25

9:55 am-10:56 pm

1 stop13h 01m

$447

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Wed 9/17

12:08 pm-7:11 pm

1 stop7h 03m

Santiago de los Caballeros

Tue 9/23

6:11 am-7:37 pm

1 stop13h 26m

$465

Washington, D.C.Santiago de los Caballeros

DCA - STI

DCASTI

Washington, D.C. Reagan-National

Wed 9/17

10:45 pm-12:27 pm

2 stops13h 42m

Santiago de los Caballeros

Tue 9/23

1:29 pm-7:30 am

2 stops18h 01m

$469

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Thu 9/18

5:26 pm-12:27 pm

2 stops19h 01m

Santiago de los Caballeros

Thu 9/25

1:29 pm-10:07 am

2 stops20h 38m

$469

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Thu 9/18

12:08 pm-7:11 pm

1 stop7h 03m

Santiago de los Caballeros

Thu 9/25

8:40 pm-11:56 am

1 stop15h 16m

$485

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Mon 9/29

8:25 am-11:03 am

3 stops26h 38m

Santiago de los Caballeros

Mon 10/6

12:13 pm-11:23 am

3 stops23h 10m

$542

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Sat 9/6

6:22 pm-1:46 am

1 stop7h 24m

Santiago de los Caballeros

Sat 9/20

2:07 pm-10:30 pm

1 stop8h 23m

$545

Washington, D.C.Santiago de los Caballeros

IAD - STI

IADSTI

Washington, D.C. Dulles Intl

Fri 10/10

6:15 am-12:57 pm

1 stop6h 42m

Santiago de los Caballeros

Tue 10/14

2:07 pm-10:28 pm

1 stop8h 21m

$635

Flights are sorted by cheapest round-trip flights first.

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

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 September. Flight prices, which tend to average around $474, 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 September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $493.

What is the cheapest day to depart on your flight to Santiago de los Caballeros?

The cheapest day to depart from District of Columbia to Santiago de los Caballeros is on a Sunday when prices can be found for as low as $475. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to Santiago de los Caballeros for around $614.

What is the cheapest time of day to depart on your flight to Santiago de los Caballeros?

Our data shows that the cheapest District of Columbia to Santiago de los Caballeros flights are usually those with departure times in the morning. Our users have found flights to Santiago de los Caballeros in the morning for as low as $520. At noon is when there is more demand to fly to Santiago de los Caballeros, so prices are often more expensive at around $657 per ticket.

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

Best Price Found

$206

Fastest flight time

6h 05m

Direct flights

None

Airports in Santiago de los Caballeros

1 airport
The best one-way flight to Santiago de los Caballeros from District of Columbia in the past 72 hours is $206. The best round-trip flight deal from District of Columbia to Santiago de los Caballeros found on momondo in the last 72 hours is $445.
The fastest flight from District of Columbia to Santiago de los Caballeros takes 6h 05m
There are no direct flights from District of Columbia to Santiago de los Caballeros. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Santiago de los Caballeros Airport and Washington, D.C. Reagan-National Airport - Santiago de los Caballeros Airport.
There is 1 airport near Santiago de los Caballeros: Santiago de los Caballeros (STI)
Search flight deals

  • 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 $346Free CancellationRating
6.3
8,038 reviews
Search Spirit Airlines flights
DeltaPriceFrom $402Free CancellationRating
8.0
7,986 reviews
Search Delta flights
JetBluePriceFrom $427Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
American AirlinesPriceFrom $484Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $518Free CancellationRating
7.4
8,919 reviews
Search United Airlines 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.

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.
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 8/22
Fri 8/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the Dominican Republic