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Santiago de los Caballeros

$261+ Cheap flights from Washington to Santiago de los Caballeros (STI)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — STI
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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Cheap flight deals from Washington to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Santiago de los Caballeros (STI). 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 January 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$545
(Delta)

One-way from

$261
(Delta)

Popular in

December

Cheapest in

November

Average price

$517
Provider with most accurate pricing for Seattle/Tacoma Intl-Santiago de los Caballeros flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Santiago de los Caballeros flights.
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From Washington to Santiago de los Caballeros
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One-way flight from Washington to Santiago de los Caballeros
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Washington to Santiago de los Caballeros

Cheapest flights from Washington to Santiago de los Caballeros
Explore the most affordable flight options available from Washington to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This Delta deal was found by Cheapflights users on 1/29. 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 3/67:10 amSEA - STI
1 stop14h 23mDelta
Tue 3/116:15 amSTI - SEA
1 stop15h 43mDelta
Deal found 1/29$545
This Delta deal was found by Cheapflights users on 1/30. 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.
Fri 3/147:05 amPDX - STI
1 stop14h 54mDelta
Mon 3/171:27 pmSTI - PDX
1 stop12h 05mDelta
Deal found 1/30$578
This JetBlue deal was found by Cheapflights users on 1/29. 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.
Mon 11/311:59 pmSEA - STI
1 stop11h 01mJetBlue
Mon 11/1010:50 amSTI - SEA
1 stop15h 59mJetBlue
Deal found 1/29$583
This American Airlines deal was found by Cheapflights users on 1/29. 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.
Mon 11/36:21 pmSEA - STI
2 stops14h 54mAmerican Airlines
Mon 11/104:36 pmSTI - SEA
2 stops21h 58mAmerican Airlines
Deal found 1/29$609
This JetBlue Airways deal was found by Cheapflights users on 1/30. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:30 pmPDX - STI
1 stop15h 35mJetBlue
Sun 5/113:51 amSTI - PDX
1 stop12h 21mJetBlue
Deal found 1/30$619
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sun 2/29:20 amSEA - STI
3 stops22h 23mUnited Airlines
Wed 2/56:00 amSTI - SEA
2 stops17h 08mUnited Airlines
Deal found 1/29$639
This United deal was found by Cheapflights users on 1/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:47 pmPDX - STI
1 stop11h 10mUnited Airlines
Mon 5/124:23 pmSTI - PDX
2 stops25h 52mUnited Airlines
Deal found 1/30$642
This American Airlines deal was found by Cheapflights users on 1/30. 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 3/1410:19 pmPDX - STI
1 stop12h 02mAmerican Airlines
Mon 3/172:11 pmSTI - PDX
2 stops23h 49mAmerican Airlines
Deal found 1/30$677
This Mytrip deal was found by Cheapflights users on 1/30. 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 3/216:50 pmPDX - STI
3 stops40h 45mSpirit Airlines
Sun 3/303:40 pmSTI - PDX
2 stops21h 40mSpirit Airlines
Deal found 1/30$1,118
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Sun 2/27:10 amSEA - STI
3 stops22h 53mSpirit Airlines
Wed 2/510:59 amSTI - SEA
3 stops34h 01mSpirit Airlines
Deal found 1/29$1,120
This Mytrip deal was found by Cheapflights users on 1/30. 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 7/256:15 amPDX - STI
3 stops34h 50mMultiple Airlines
Sun 8/310:58 amSTI - PDX
3 stops33h 48mMultiple Airlines
Deal found 1/30$2,844

Find flights from Washington to Santiago de los Caballeros within your budget

Customize your flight search to find flights from Washington to Santiago de los Caballeros 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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Thu 3/6

7:10 am-1:33 am

1 stop14h 23m

Santiago de los Caballeros

Tue 3/11

6:15 am-6:58 pm

1 stop15h 43m

$545

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Fri 3/14

7:05 am-12:59 am

1 stop14h 54m

Santiago de los Caballeros

Mon 3/17

1:27 pm-10:32 pm

1 stop12h 05m

$578

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Mon 5/5

2:30 pm-9:05 am

1 stop15h 35m

Santiago de los Caballeros

Sun 5/11

3:51 am-1:12 pm

1 stop12h 21m

$619

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Mon 5/5

10:47 pm-12:57 pm

1 stop11h 10m

Santiago de los Caballeros

Mon 5/12

4:23 pm-3:15 pm

2 stops25h 52m

$642

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Tue 4/1

11:55 pm-5:09 pm

1 stop14h 14m

Santiago de los Caballeros

Fri 4/11

5:01 am-9:30 pm

1 stop19h 29m

$647

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Fri 3/14

10:19 pm-1:21 pm

1 stop12h 02m

Santiago de los Caballeros

Mon 3/17

2:11 pm-11:00 am

2 stops23h 49m

$677

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Thu 3/6

11:59 pm-2:44 am

2 stops22h 45m

Santiago de los Caballeros

Tue 3/11

5:00 am-9:15 pm

3 stops19h 15m

$679

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Wed 7/16

11:01 pm-7:50 pm

1 stop17h 49m

Santiago de los Caballeros

Wed 8/6

8:15 am-12:28 am

1 stop19h 13m

$825

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Fri 3/21

6:50 pm-2:35 pm

3 stops40h 45m

Santiago de los Caballeros

Sun 3/30

3:40 pm-10:20 am

2 stops21h 40m

$1,118

PortlandSantiago de los Caballeros

PDX - STI

PDXSTI

Portland

Fri 7/25

6:15 am-8:05 pm

3 stops34h 50m

Santiago de los Caballeros

Sun 8/3

10:58 am-5:46 pm

3 stops33h 48m

$2,844

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 13 results
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Best time to book a flight from Washington to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Washington 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 Washington to Santiago de los Caballeros

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

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

Currently, May is the cheapest month in which you can book a flight from State of Washington to Santiago de los Caballeros (average of $347). Flying from State of Washington to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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 WA to STI?

Find hourly flight availability from Washington to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

When flying from State of Washington to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 3.0 - 11.6 inches per month. December is typically the wettest month, when rainfall can reach 11.6 in. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 3.0 in.

Temperature in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June 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 73.4 F).

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. 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 Santiago de los Caballeros. Reviews last updated January 30, 2025.
To help decide which airline to fly from Washington to Santiago de los Caballeros, see what other customers have to say about Delta, JetBlue and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,454 reviews
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue
7.4
Good
3,156 reviews
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,913 reviews
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Spirit Airlines
6.3
Okay
8,083 reviews
Delta
8.0
Very good
8,454 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington to Santiago de los Caballeros. 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 into for flights to Santiago de los Caballeros from Washington?

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

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $261. However, be on the lookout for offers from Spirit Airlines and United Airlines, as they are both options that can get you from State of Washington to Santiago de los Caballeros for a low price.

  • What are the most popular routes from State of Washington to Santiago de los Caballeros?

    When deciding which route to take from State of Washington to Santiago de los Caballeros consider Seattle/Tacoma Intl - Santiago de los Caballeros, Portland - Santiago de los Caballeros or Spokane - Santiago de los Caballeros as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Santiago de los Caballeros 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 State of Washington to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Santiago de los Caballeros (average of $347). Flying from State of Washington to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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 Washington to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Punta Cana flights
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Top 3 airlines flying from Washington to Santiago de los Caballeros

Discover the top 3 airlines that operate flights from Washington to Santiago de los Caballeros. 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$405Average$690FlexibilityNo cancel feeOn-time71%
DeltaCheapest$486Average$635FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$519Average$770FlexibilityNo cancel feeOn-time62%
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