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Reagan-National

$196+ Cheap flights from Santiago de los Caballeros (STI) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
STI — DCA
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Cheap flight deals from Santiago de los Caballeros to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Santiago de los Caballeros (STI) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$497
(JetBlue)

One-way from

$196
(JetBlue)

Popular in

November

Cheapest in

December

Average price

$782
Provider with most accurate pricing for Santiago de los Caballeros-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Santiago de los Caballeros-Washington, D.C. Reagan-National flights.
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From Santiago de los Caballeros to Washington, D.C. Reagan-National
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One-way flight from Santiago de los Caballeros to Washington, D.C. Reagan-National
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Santiago de los Caballeros to Reagan-National

Cheapest flights from Santiago de los Caballeros to Reagan-National
Explore the most affordable flight options available from Santiago de los Caballeros to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/274:35 pmSTI - DCA
1 stop21h 07mAmerican Airlines
Wed 12/317:00 amDCA - STI
1 stop13h 04mAmerican Airlines
Deal found 11/9$574
This JetBlue deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:29 amSTI - DCA
1 stop8h 33mJetBlue
Fri 11/215:44 pmDCA - STI
1 stop7h 32mJetBlue
Deal found 11/9$676
This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amSTI - DCA
2 stops9h 56mAmerican Airlines
Fri 11/2110:15 amDCA - STI
2 stops11h 41mAmerican Airlines
Deal found 11/9$704
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:32 pmSTI - DCA
1 stop19h 15mAmerican Airlines
Sun 12/147:00 amDCA - STI
1 stop12h 33mAmerican Airlines
Deal found 11/10$885

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago de los Caballeros to Reagan-National 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, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
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

Santiago de los Caballeros

Fly to

Reagan-National

Route

Depart

Return

Price

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Fri 2/20

1:39 pm-9:22 pm

1 stop8h 43m

Washington, D.C. Reagan-National

Sun 2/22

6:55 pm-9:01 am

1 stop13h 06m

$497

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sat 2/7

2:29 pm-10:53 pm

1 stop9h 24m

Washington, D.C. Reagan-National

Mon 2/9

5:00 pm-12:50 am

1 stop6h 50m

$521

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sat 2/7

6:00 am-4:50 pm

2 stops11h 50m

Washington, D.C. Reagan-National

Mon 2/9

7:59 pm-3:50 pm

1 stop18h 51m

$554

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 11/27

4:35 pm-12:42 pm

1 stop21h 07m

Washington, D.C. Reagan-National

Wed 12/31

7:00 am-9:04 pm

1 stop13h 04m

$574

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Fri 12/5

10:20 am-6:55 pm

1 stop9h 35m

$196

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 11/27

5:01 am-2:59 pm

1 stop10h 58m

$264

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 11/27

6:20 am-2:24 pm

2 stops9h 04m

$369

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sun 1/4

9:27 am-1:04 pm

1 stop28h 37m

$849

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Fri 1/2

3:30 am-3:21 pm

1 stop12h 51m

$864

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Sat 1/3

11:36 am-9:04 am

1 stop22h 28m

$990

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Compare providers for flights from Santiago de los Caballeros to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago de los Caballeros to Reagan-National in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santiago de los Caballeros-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santiago de los Caballeros-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santiago de los Caballeros-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago de los Caballeros-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago de los Caballeros-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago de los Caballeros to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Santiago de los Caballeros with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport?

Currently, July is the cheapest month in which you can book a flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport (average of $215). Flying from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $494). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STI to DCA?

Find hourly flight availability from Santiago de los Caballeros to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

When flying from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 26% versus a flight in the afternoon.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated November 10, 2025.
Peruse reviews from past customers who have flown with JetBlue from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,908 reviews

Crew

8.0

Food

6.7

Overall

7.2

Boarding

7.4

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
JetBlue
7.2
Good
2,908 reviews
JetBlue
7.2
Good
2,908 reviews

Crew

8.0

Food

6.7

Overall

7.2

Boarding

7.4

Comfort

7.6

Entertainment

7.3

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

Related info for your journey

Find useful and relevant information for your journey from Santiago de los Caballeros to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santiago de los Caballeros to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Santiago de los Caballeros, you will be flying from Santiago, which is the city’s only airport. Santiago de los Caballeros (STI) is located 6.8 mi from the center of Santiago de los Caballeros. There are 0 flights from Santiago to Washington, D.C. Reagan-National per day from 1 airline.

  • How long is the flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport?

    Airlines like JetBlue, Delta, and American Airlines fly from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport in about 8h 43m. The time it takes to get you to your destination can typically vary by up to 3h 07m. The distance from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport is about 1397 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport round-trip?

    Currently priced at $369, JetBlue will fly you from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. JetBlue is currently priced 30% below the average price you’ll pay for this route.

  • Can I find deals for flights from Santiago de los Caballeros to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Santiago de los Caballeros to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santiago de los Caballeros to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago de los Caballeros to Reagan-National.

  • Can I find deals for business class flights from Santiago de los Caballeros to Reagan-National?

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport?

    Currently, July is the cheapest month in which you can book a flight from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport (average of $215). Flying from Santiago de los Caballeros to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $494). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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Top airline flying from Santiago de los Caballeros to Reagan-National

Discover the top airline that operate flights from Santiago de los Caballeros to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$369Average$476FlexibilityNo cancel feeOn-time62%

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