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$174+ Cheap flights from Santiago de los Caballeros (STI) to District of Columbia

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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
STI — BWI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Santiago de los Caballeros to District of Columbia

Keep the following information in mind while searching for Santiago de los Caballeros to District of Columbia flight deals. Data was last updated June 12, 2025.

Round-trip from

$539
(Mytrip)

One-way from

$174
(Priceline)

Popular in

December

Cheapest in

August

Average price

$406
From Santiago de los Caballeros to District of Columbia
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One-way flight from Santiago de los Caballeros to District of Columbia
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Highest demand for flights based on searches. 21% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 16% potential price decrease ($90 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Santiago de los Caballeros to District of Columbia

Cheapest flights from Santiago de los Caballeros to District of Columbia
Explore the most affordable flight options available from Santiago de los Caballeros to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/182:10 pmSTI - IAD
1 stop21h 18mFrontier
Tue 6/2412:48 pmIAD - STI
1 stop24h 02mFrontier
Deal found 6/11$319
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2510:55 amSTI - IAD
2 stops33h 58mMultiple Airlines
Fri 8/14:46 pmIAD - STI
3 stops41h 04mMultiple Airlines
Deal found 6/9$539
This JetBlue deal was found by Cheapflights users on 6/11. 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.
Wed 6/2510:10 amSTI - DCA
1 stop6h 46mJetBlue
Mon 6/3011:45 amDCA - STI
1 stop10h 24mJetBlue
Deal found 6/11$552
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/178:53 pmSTI - DCA
1 stop10h 23mDelta
Tue 6/248:45 amDCA - STI
1 stop10h 42mDelta
Deal found 6/11$639
This American Airlines deal was found by Cheapflights users on 6/11. 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 6/207:05 amSTI - DCA
1 stop9h 34mAmerican Airlines
Thu 6/265:36 pmDCA - STI
1 stop18h 53mAmerican Airlines
Deal found 6/11$669
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 6/177:05 amSTI - IAD
2 stops34h 06mAmerican Airlines
Thu 6/261:08 pmIAD - STI
2 stops31h 57mAmerican Airlines
Deal found 6/11$755
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:00 amSTI - DCA
1 stop8h 52mUnited Airlines
Sun 6/297:00 amDCA - STI
1 stop8h 12mUnited Airlines
Deal found 6/11$794
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:00 amSTI - IAD
1 stop8h 27mUnited Airlines
Sun 6/229:00 amIAD - STI
1 stop6h 12mUnited Airlines
Deal found 6/11$794
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/178:53 pmSTI - IAD
1 stop15h 06mDelta
Tue 6/2412:13 pmIAD - STI
1 stop7h 14mDelta
Deal found 6/11$973

Cheapflights Fare Finder

Customize your flight search to find flights from Santiago de los Caballeros to District of Columbia 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 June 12, 2025.
Use the filters below to find and compare flights from Santiago de los Caballeros to District of Columbia that are best for you.

Fly from

Santiago de los Caballeros

Fly to

District of Columbia

Route

Depart

Return

Price

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Fri 7/25

10:55 am-8:53 pm

2 stops33h 58m

Washington, D.C. Dulles Intl

Fri 8/1

4:46 pm-9:50 am

3 stops41h 04m

$539

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Wed 6/25

10:10 am-4:56 pm

1 stop6h 46m

Washington, D.C. Reagan-National

Mon 6/30

11:45 am-10:09 pm

1 stop10h 24m

$552

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Mon 6/23

7:05 am-6:24 pm

1 stop11h 19m

Washington, D.C. Reagan-National

Fri 6/27

3:20 pm-9:05 pm

1 stop5h 45m

$690

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Tue 6/24

7:05 am-11:59 pm

2 stops16h 54m

Washington, D.C. Dulles Intl

Thu 6/26

1:08 pm-9:05 pm

2 stops31h 57m

$755

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Tue 6/24

6:00 am-2:27 pm

1 stop8h 27m

Washington, D.C. Dulles Intl

Sun 6/29

8:35 am-3:12 pm

1 stop6h 37m

$794

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Sun 6/22

2:34 pm-11:59 am

1 stop21h 25m

Washington, D.C. Dulles Intl

Tue 6/24

12:13 pm-7:27 pm

1 stop7h 14m

$1,116

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Wed 7/16

2:10 pm-11:31 am

1 stop21h 21m

$174

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Wed 7/16

10:55 am-11:08 am

2 stops24h 13m

$240

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Thu 7/17

10:08 am-10:59 pm

1 stop12h 51m

$258

Santiago de los CaballerosWashington, D.C.

STI - DCA

STIDCA

Santiago de los Caballeros

Wed 7/16

6:00 am-2:22 pm

1 stop8h 22m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 14 results
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Best time to book a flight from Santiago de los Caballeros to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Santiago de los Caballeros to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Santiago de los Caballeros to District of Columbia (average of $241). Flying from Santiago de los Caballeros to District of Columbia in March is currently the most expensive (average of $290). 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 DC?

Find hourly flight availability from Santiago de los Caballeros to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santiago de los Caballeros to District of Columbia as you normally would.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and JetBlue from Santiago de los Caballeros to District of Columbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Santiago de los Caballeros to District of Columbia. 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 District of Columbia?

    Most people fly from Santiago de los Caballeros (STI) if they book a flight from Santiago de los Caballeros to District of Columbia. Santiago de los Caballeros is conveniently located just 6.8 mi from Santiago de los Caballeros’s city center.

  • What are the cheapest airlines to fly from Santiago de los Caballeros to District of Columbia one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $174. However, be on the lookout for offers from JetBlue and United Airlines, as they are both options that can get you from Santiago de los Caballeros to District of Columbia for a low price.

  • Can I find deals for flights from Santiago de los Caballeros to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Santiago de los Caballeros to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santiago de los Caballeros to District of Columbia?

    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 District of Columbia.

  • Can I find deals for business class flights from Santiago de los Caballeros to District of Columbia?

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Santiago de los Caballeros to District of Columbia (average of $241). Flying from Santiago de los Caballeros to District of Columbia in March is currently the most expensive (average of $290). 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

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Alternative routes for Santiago de los Caballeros to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Santiago de los Caballeros to District of Columbia

Discover the top 3 airlines that operate flights from Santiago de los Caballeros to District of Columbia. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$342Average$476FlexibilityNo cancel feeOn-time62%
DeltaCheapest$493Average$589FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$504Average$643FlexibilityNo cancel feeOn-time69%

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