STI - IAD

$194 Find Cheap Flights from Santiago de los Caballeros to Washington Dulles Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Santiago de los Caballeros to Dulles Intl departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Santiago de los Caballeros to Washington, D.C., as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Santiago de los Caballeros to Washington, D.C., as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$488
Copa Airlines
Sat 2/7Sun 2/8
STI - IAD • 1 stop
Cheapest one-way
$194
Multiple Airlines
Sun 1/25
STI - IAD • 2 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Dulles Intl!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Santiago de los Caballeros to Dulles Intl (STI-IAD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Santiago de los Caballeros to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Santiago de los Caballeros to Dulles Intl

Sat, Feb 7 - Sun, Feb 8
Copa Airlines Logo
3:51 pm - 3:15 am
STI
-
IAD
12h 24m1 stop
Copa Airlines Logo
1:18 am - 2:56 pm
IAD
-
STI
12h 38m1 stop
$488Copa Airlines
Wed, Feb 18 - Wed, Feb 25
Delta Logo
9:59 pm - 11:41 am
STI
-
IAD
14h 42m1 stop
Delta Logo
12:23 pm - 8:34 pm
IAD
-
STI
7h 11m1 stop
$497Delta
Fri, Jan 30 - Fri, Feb 27
Multiple Airlines Logo
4:40 pm - 11:21 am
STI
-
IAD
19h 41m3 stops
Multiple Airlines Logo
5:40 pm - 3:35 pm
IAD
-
STI
20h 55m3 stops
$516Multiple Airlines
Wed, Feb 18 - Wed, Feb 25
American Airlines Logo
8:00 am - 11:34 pm
STI
-
IAD
16h 34m2 stops
American Airlines Logo
7:05 am - 10:05 pm
IAD
-
STI
14h 00m2 stops
$521American Airlines
Fri, Jan 30 - Fri, Feb 27
Delta Logo
9:59 pm - 11:43 am
STI
-
IAD
14h 44m1 stop
Delta Logo
12:23 pm - 8:34 pm
IAD
-
STI
7h 11m1 stop
$574Delta
Mon, Feb 9 - Thu, Feb 12
Multiple Airlines Logo
4:40 pm - 11:23 am
STI
-
IAD
19h 43m3 stops
Multiple Airlines Logo
8:45 pm - 3:35 pm
IAD
-
STI
17h 50m2 stops
$641Multiple Airlines
Mon, Feb 9 - Wed, Feb 11
Copa Airlines Logo
3:51 pm - 3:15 am
STI
-
IAD
12h 24m1 stop
Copa Airlines Logo
1:18 am - 2:56 pm
IAD
-
STI
12h 38m1 stop
$659Copa Airlines
Sat, Jan 24 - Mon, Jan 26
United Airlines Logo
4:00 pm - 11:13 pm
STI
-
IAD
8h 13m1 stop
United Airlines Logo
6:00 am - 2:53 pm
IAD
-
STI
7h 53m1 stop
$699United Airlines
Fri, Mar 27 - Fri, Apr 3
United Airlines Logo
11:52 am - 9:05 pm
STI
-
IAD
9h 13m1 stop
United Airlines Logo
6:00 am - 12:57 pm
IAD
-
STI
6h 57m1 stop
$767United Airlines
Mon, Feb 9 - Thu, Feb 12
Multiple Airlines Logo
4:40 pm - 11:23 am
STI
-
IAD
19h 43m3 stops
Multiple Airlines Logo
5:40 pm - 3:35 pm
IAD
-
STI
20h 55m3 stops
$802Multiple Airlines
Booking Insights

KAYAK's insights & trends for Santiago de los Caballeros to Dulles Intl flights

Get data-powered insights and trends into flights from Santiago de los Caballeros to Dulles Intl to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Santiago de los Caballeros to Washington Dulles Airport?

The average price of all round-trip flights from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Washington Dulles Airport on a Saturday and more expensive on a Tuesday. On your return trip to Santiago de los Caballeros, you should consider flying back on a Tuesday, and avoid Thursdays for better deals.

Find deals

Good to know

Cheapest flight$194
Flight from Santiago de los Caballeros to Washington Dulles Airport

When to book flights from Santiago de los Caballeros to Dulles Intl

Are your dates flexible? Find out the best times to travel from Santiago de los Caballeros to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Santiago de los Caballeros to Washington Dulles Airport flights

  • What is the cheapest flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport?

    In the last 3 days, the lowest price for a flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport was $194 for a one-way ticket and $488 for a round-trip.

  • Do I need a passport to fly between Santiago de los Caballeros and Washington Dulles Airport?

    Yes, you’ll need a passport to travel to Washington Dulles Airport from Santiago de los Caballeros.

  • Which aircraft models fly most regularly from Santiago de los Caballeros to Washington Dulles Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Santiago de los Caballeros to Washington Dulles Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Santiago de los Caballeros to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Santiago de los Caballeros to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Santiago de los Caballeros is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Santiago de los Caballeros to Washington Dulles Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Santiago de los Caballeros with another airline. Booking your flights between Santiago de los Caballeros and IAD can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Santiago de los Caballeros to Washington Dulles Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Santiago de los Caballeros up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Santiago de los Caballeros to Dulles Intl

Information on your arrival and departure airports

Santiago de los Caballeros (STI)
Dulles Intl (IAD)