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Dulles Intl

$245+ Cheap flights from Santiago de los Caballeros (STI) to Dulles Intl (IAD)

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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
STI — IAD
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Santiago de los Caballeros to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Santiago de los Caballeros (STI) to Dulles Intl (IAD). 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 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$509
(United Airlines)

One-way from

$252
(Copa Airlines)
Provider with most accurate pricing for Santiago de los Caballeros-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Santiago de los Caballeros-Washington, D.C. Dulles Intl flights.
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From Santiago de los Caballeros to Washington, D.C. Dulles Intl
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One-way flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl
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Find flight deals from Santiago de los Caballeros to Dulles Intl

Cheapest flights from Santiago de los Caballeros to Dulles Intl
Explore the most affordable flight options available from Santiago de los Caballeros to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/263:44 pmSTI - IAD
1 stop12h 38mCopa Airlines
Wed 1/13:24 pmIAD - STI
1 stop22h 25mCopa Airlines
Deal found 11/20$486
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/2412:49 pmSTI - IAD
1 stop8h 30mUnited Airlines
Mon 1/276:05 amIAD - STI
1 stop7h 48mUnited Airlines
Deal found 11/20$498
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/247:09 amSTI - IAD
2 stops31h 16mAmerican Airlines
Mon 1/278:05 pmIAD - STI
2 stops17h 15mAmerican Airlines
Deal found 11/20$527
This eDestinos deal was found by Cheapflights users on 11/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2410:54 amSTI - IAD
2 stops35h 13mMultiple Airlines
Sat 1/1111:33 amIAD - STI
2 stops23h 36mMultiple Airlines
Deal found 11/19$549
This Delta deal was found by Cheapflights users on 11/20. 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.
Thu 12/196:45 amSTI - IAD
1 stop7h 15mDelta
Sun 1/512:05 pmIAD - STI
1 stop11h 08mDelta
Deal found 11/20$617
This Frontier deal was found by Cheapflights users on 11/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/265:25 pmSTI - IAD
2 stops14h 55mFrontier
Wed 1/19:57 pmIAD - STI
2 stops17h 18mFrontier
Deal found 11/20$812

Find flights from Santiago de los Caballeros to Dulles Intl within your budget

Customize your flight search to find flights from Santiago de los Caballeros to Dulles Intl 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Tue 12/24

12:49 pm-8:19 pm

1 stop8h 30m

Washington, D.C. Dulles Intl

Mon 1/27

5:45 pm-2:44 am

1 stop7h 59m

$509

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Tue 12/24

10:54 am-9:07 pm

2 stops35h 13m

Washington, D.C. Dulles Intl

Sat 1/11

11:33 am-12:09 pm

2 stops23h 36m

$549

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Wed 12/18

3:05 pm-8:49 am

2 stops18h 44m

Washington, D.C. Dulles Intl

Sat 1/18

1:52 pm-2:20 pm

2 stops23h 28m

$587

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Thu 12/19

6:45 am-1:00 pm

1 stop7h 15m

Washington, D.C. Dulles Intl

Sun 1/5

12:05 pm-12:13 am

1 stop11h 08m

$670

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Thu 12/26

3:44 pm-3:22 am

1 stop12h 38m

$245

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Thu 12/5

10:54 am-6:19 pm

2 stops32h 25m

$257

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Thu 12/19

3:35 am-1:00 pm

1 stop10h 25m

$311

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Fri 1/31

12:49 pm-8:20 pm

1 stop8h 31m

$313

Santiago de los CaballerosWashington, D.C.

STI - IAD

STIIAD

Santiago de los Caballeros

Fri 1/31

3:20 pm-11:58 pm

2 stops9h 38m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Compare providers for flights from Santiago de los Caballeros to Dulles Intl

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 Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*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. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santiago de los Caballeros-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santiago de los Caballeros-Washington, D.C. Dulles Intl 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. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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. Dulles Intl 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 Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Travel insights for flights from Santiago de los Caballeros to Dulles Intl

Get recent, data-driven insights about flights from Santiago de los Caballeros to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport (average of $300). Flying from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). 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 IAD?

Find hourly flight availability from Santiago de los Caballeros to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 42% on flights from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport by exploring options for tickets at noon.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated November 20, 2024.
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Copa Airlines
7.8
Good
1,785 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Santiago de los Caballeros to Dulles Intl. 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. Dulles Intl?

    Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Santiago de los Caballeros. Booking flights from Santiago (STI) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

  • What are the cheapest airlines flying from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $509, was found to be the cheapest airline from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include American Airlines and Delta.

  • What are the cheapest airlines to fly from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airlines for a one-way flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport are Copa Airlines ($252), United Airlines ($313), and American Airlines ($420).

  • Can I find deals for flights from Santiago de los Caballeros to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from Santiago de los Caballeros to Dulles Intl?

    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 Dulles Intl.

  • Can I find deals for business class flights from Santiago de los Caballeros to Dulles Intl?

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros to Dulles Intl 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. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport (average of $300). Flying from Santiago de los Caballeros to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). 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.

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