WAS - STI

$158 Find Cheap Flights from Washington, D.C. to Santiago de los Caballeros - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$448
Typical prices: $505-$742
Delta
Sun 11/11Tue 11/27
IAD - STI • 1 stop
Cheapest one-way
$158
Typical prices: $247-$429
JetBlue
Fri 11/23
DCA - STI • 1 stop
Nonstop flights
There are currently no direct flights between Washington, D.C. and Santiago de los Caballeros. You'll need to take a connecting flight to reach the destination.
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Top routes
Cheapest • 8% average savings
Most popular
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When to book
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 44% compared to booking last minute.
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When to travel
Cheapest • 14% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $399 (round-trip)
Shortest trip • 7h 27m (one-way)
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We hope you love your trip to Santiago de los Caballeros!
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Flight Deals

Cheap Flights from Washington, D.C. to Santiago de los Caballeros (WAS-STI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Santiago de los Caballeros

Wed, Nov 11 - Fri, Nov 27
Delta Logo
12:35 pm - 12:59 amIAD  Washington, D.C. Dulles Intl-STI Santiago de los Caballeros
11h 24m1 stop New York John F Kennedy Intl
Delta Logo
9:25 pm - 11:52 amSTI  Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl
15h 27m1 stop New York John F Kennedy Intl
$448Delta
Fri, Nov 27 - Fri, Dec 4
United Airlines Logo
3:13 pm - 11:51 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
7h 38m1 stop Newark
United Airlines Logo
6:00 am - 4:28 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
11h 28m1 stop Newark
$448United Airlines
Wed, Nov 11 - Fri, Nov 27
United Airlines Logo
12:37 pm - 11:51 pmIAD  Washington, D.C. Dulles Intl-STI Santiago de los Caballeros
10h 14m1 stop Newark
United Airlines Logo
4:00 pm - 10:25 pmSTI  Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl
7h 25m1 stop Newark
$449United Airlines
Wed, Feb 3 - Fri, Feb 5
Delta Logo
11:07 am - 7:16 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
7h 09m1 stop New York John F Kennedy Intl
Delta Logo
6:38 am - 6:50 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
13h 12m1 stop New York John F Kennedy Intl
$450Delta
Wed, Nov 11 - Fri, Nov 27
Delta Logo
6:00 am - 7:59 pmIAD  Washington, D.C. Dulles Intl-STI Santiago de los Caballeros
12h 59m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
Delta Logo
9:25 pm - 11:52 amSTI  Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl
15h 27m1 stop New York John F Kennedy Intl
$453Delta
Tue, Nov 24 - Sun, Dec 6
JetBlue Logo
8:00 am - 7:05 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
10h 05m1 stop San Juan Luis Munoz Marin Intl
JetBlue Logo
7:00 am - 1:45 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
7h 45m1 stop Boston Logan Intl
$454JetBlue
Wed, Jan 20 - Mon, Jan 25
American Airlines Logo
5:00 am - 8:56 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
14h 56m1 stop Miami
American Airlines Logo
7:18 am - 10:34 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
16h 16m1 stop Miami
$456American Airlines
Sun, Feb 7 - Thu, Feb 18
American Airlines Logo
6:00 am - 1:22 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
6h 22m1 stop Miami
American Airlines Logo
7:10 am - 5:38 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
11h 28m2 stops Miami Philadelphia
$457American Airlines
Wed, Nov 25 - Tue, Dec 8
United Airlines Logo
6:10 am - 2:53 pmIAD  Washington, D.C. Dulles Intl-STI Santiago de los Caballeros
7h 43m1 stop Newark
United Airlines Logo
12:55 pm - 10:54 pmSTI  Santiago de los Caballeros-IAD Washington, D.C. Dulles Intl
10h 59m1 stop Newark
$457United Airlines
Sun, Nov 15 - Sat, Nov 21
JetBlue Logo
8:00 am - 7:31 pmDCA  Washington, D.C. Reagan-National-STI Santiago de los Caballeros
10h 31m1 stop San Juan Luis Munoz Marin Intl
JetBlue Logo
5:01 am - 2:35 pmSTI  Santiago de los Caballeros-DCA Washington, D.C. Reagan-National
10h 34m1 stop Fort Lauderdale
$461JetBlue
Booking Insights

Price, demand and travel trends for Washington, D.C. to Santiago de los Caballeros flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. to Santiago de los Caballeros?

Round-trip flights from Washington, D.C. to Santiago de los Caballeros typically range from $505 to $742. The lowest price found in the past 5 days was $448, on Delta.

What is the cheapest Washington, D.C. to Santiago de los Caballeros flight route?

Washington, D.C. Reagan-National Airport (DCA) to Santiago de los Caballeros (STI) is the cheapest Washington, D.C. to Santiago de los Caballeros route, averaging $593 round-trip. Other Washington, D.C. to Santiago de los Caballeros routes average $698, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Santiago de los Caballeros?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Washington, D.C. to Santiago de los Caballeros. It’s 9% cheaper than the average day, while Thursday is the most expensive, with prices 12% higher.

What’s the cheapest month to fly from Washington, D.C. to Santiago de los Caballeros?

•March is the cheapest month to fly from Washington, D.C. to Santiago de los Caballeros at $520 round-trip.
•July ($749) and December ($690) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 44% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Washington, D.C. to Santiago de los Caballeros the cheapest?

Flights from Washington, D.C. to Santiago de los Caballeros are cheapest 23 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Washington, D.C. to Santiago de los Caballeros flights

Low season

February

Cheapest flight

$158
Beat the crowds with an average 45% drop in travelers.
The most popular month to fly with an average 46% increase in travelers.
One-way flight from Washington, D.C. Reagan-National Airport to Santiago de los Caballeros

When to book flights from Washington, D.C. to Santiago de los Caballeros

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Santiago de los Caballeros based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Santiago de los Caballeros flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. to Santiago de los Caballeros?

    Two cabin classes are available on flights from Washington, D.C. to Santiago de los Caballeros:

    • Economy Class
    • First Class

  • How long is a flight from Washington, D.C. to Santiago de los Caballeros?

    A nonstop flight from Washington, D.C. to Santiago de los Caballeros takes 00m, covering 1,400 miles.

  • Do I need a passport to fly from Washington, D.C. to Santiago de los Caballeros?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. to Santiago de los Caballeros flight?

    Round-trip flights from Washington, D.C. to Santiago de los Caballeros range from $505 to $742, with an average of $606 over the past 12 months. Anything below $505 counts as a good deal.

  • How expensive are last-minute Washington, D.C. to Santiago de los Caballeros flights?

    Last-minute fares on this route (booked within two weeks of departure) run 10% above the $606 route average. Book 23 weeks before departure for the lowest fares.

  • Have flight prices from Washington, D.C. to Santiago de los Caballeros changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $448 to $3,650. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Washington, D.C. to Santiago de los Caballeros looking right now?

    One-way fares from Washington, D.C. to Santiago de los Caballeros are currently lower than usual. Average one-way flight prices are about $188, which is 40% below the typical average for this route.

  • What car rental options are available at Santiago de los Caballeros Airport (STI)?

    Santiago de los Caballeros Airport (STI) hosts 5 major car rental companies, with daily rates averaging $33 for economy cars. Top options include:

    • Zezgo
    • America Car Rental
    • Alamo
    • Infinity Car Rental
    • Europcar

  • Which airports can I use when flying from Washington, D.C. to Santiago de los Caballeros?

    Flights from Washington, D.C. to Santiago de los Caballeros may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Santiago de los Caballeros (STI).

  • Which airports do connecting flights from Washington, D.C. to Santiago de los Caballeros pass through?

    One-stop flights from Washington, D.C. to Santiago de los Caballeros most commonly connect through:

    • Miami (MIA) - 38% of one-stop connections
    • Fort Lauderdale (FLL) - 22% of one-stop connections
    • Newark (EWR) - 20% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 16% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. to Santiago de los Caballeros?

    Yes. Flexible dates can save you up to 19% on flights from Washington, D.C. to Santiago de los Caballeros. Tuesday is the cheapest departure day at $552 round-trip on average, while Thursday is the most expensive at $679, a difference of $127.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Santiago de los Caballeros?

    Flying via Miami (MIA) gives the shortest average 1-stop total travel time at 7h 27m, compared with 7h 32m via Newark (EWR) and 8h 02m via Boston Logan Intl (BOS).

Your guide to booking Washington, D.C. to Santiago de los Caballeros flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $552, about $127 less than Thursday fares (19% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Santiago de los Caballeros trip for March. Fares historically average $520 round-trip in that month - typically $229 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Santiago de los Caballeros Airport.

    • Hodelpa Garden Court

More options for your flight from Washington, D.C. to Santiago de los Caballeros

Complete your trip to Santiago de los Caballeros with a hotel stay or car rental