What is the cheapest day to fly from Seattle to Santiago de los Caballeros?

Travelers seeking maximum savings on their Seattle to Santiago de los Caballeros flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Seattle to Santiago de los Caballeros?

Thursday flights are generally found to be more expensive for flights from Seattle to Santiago de los Caballeros. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Santiago de los Caballeros.

What is the cheapest month to fly from Seattle to Santiago de los Caballeros?

November is one of the best times of the year to fly to Santiago de los Caballeros from Seattle. Prices for November average $707 per person but you can even find prices for as low as $385. The most expensive prices can be found in the month of December. Opting for a November flight can save you 64% on your journey compared to booking in December

Most accurate provider : When it comes to deals on Seattle-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Santiago de los Caballeros flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Santiago de los Caballeros 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 Seattle-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Seattle 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 Seattle to Santiago de los Caballeros.

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

Yes. Cheapflights offers flight deals from Seattle 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.

$511+ Save on Flights from Seattle to Santiago de los Caballeros

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1. Tell us where you want to go

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3. Compare prices and book

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Cheap flight deals from Seattle to Santiago de los Caballeros

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$511 (JetBlue Airways)
Popular in	December
Cheapest in	November
Average price	$714

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 Seattle/Tacoma Intl to Santiago de los Caballeros

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High demand for flights, 2% potential price rise

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Cheapest flight prices on average. 6% potential price decrease ($42 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Find flight deals from Seattle to Santiago de los Caballeros

Cheapest flights from Seattle to Santiago de los Caballeros
Explore the most affordable flight options available from Seattle to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Mon 3/1710:56 pmSEA - STI

1 stop10h 06mDelta

Wed 4/26:15 amSTI - SEA

1 stop15h 43mDelta

Deal found 2/20

$545

Mon 3/1711:59 pmSEA - STI

2 stops22h 45mUnited Airlines

Wed 4/22:07 pmSTI - SEA

3 stops26h 52mUnited Airlines

Deal found 2/20

$639

Thu 4/2410:40 pmSEA - STI

1 stop15h 29mJetBlue

Wed 5/75:25 amSTI - SEA

1 stop17h 48mJetBlue

Deal found 2/20

$650

Wed 7/1611:01 pmSEA - STI

1 stop17h 49mAmerican Airlines

Wed 8/61:40 pmSTI - SEA

1 stop13h 48mAmerican Airlines

Deal found 2/20

$823

Best flights from Seattle to Santiago de los Caballeros
Discover carefully curated flight deals from Seattle to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2025.

Wed 4/3011:35 amSEA - STI

1 stop11h 52mJetBlue

Wed 5/149:50 amSTI - SEA

1 stop13h 23mJetBlue

Deal found 2/19

$511

Thu 4/2410:55 pmSEA - STI

1 stop10h 04mDelta

Tue 5/61:24 pmSTI - SEA

1 stop12h 20mDelta

Deal found 2/19

$545

Thu 4/249:10 amSEA - STI

2 stops24h 47mUnited Airlines

Tue 5/64:23 pmSTI - SEA

3 stops24h 37mUnited Airlines

Deal found 2/19

$639

Last-minute flights from Seattle to Santiago de los Caballeros
Discover last-minute flight deals from Seattle to Santiago de los Caballeros. Data last updated February 20, 2025 and is based on user searches.

Mon 3/1710:56 pmSEA - STI

1 stop10h 06mDelta

Wed 4/26:15 amSTI - SEA

1 stop15h 43mDelta

Deal found 2/20

$545

Mon 3/1711:59 pmSEA - STI

2 stops22h 45mUnited Airlines

Wed 4/22:07 pmSTI - SEA

3 stops26h 52mUnited Airlines

Deal found 2/20

$639

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

Fly from

Fly to

Route

Depart

Return

Price

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Mon 3/17

10:56 pm-12:02 pm

1 stop10h 06m

Santiago de los Caballeros

Wed 4/2

6:15 am-6:58 pm

1 stop15h 43m

$545

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Mon 3/17

11:59 pm-1:44 am

2 stops22h 45m

Santiago de los Caballeros

Wed 4/2

2:07 pm-1:59 pm

3 stops26h 52m

$639

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Thu 4/24

10:40 pm-5:09 pm

1 stop15h 29m

Santiago de los Caballeros

Wed 5/7

5:25 am-8:13 pm

1 stop17h 48m

$650

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

1:40 pm-12:28 am

1 stop13h 48m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Seattle to Santiago de los Caballeros

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Santiago de los Caballeros in February.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*1 star
FlightHub	Price Accuracy3 stars	Trust 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 Seattle-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Santiago de los Caballeros flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Santiago de los Caballeros 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 Seattle-Santiago de los Caballeros 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 Seattle to Santiago de los Caballeros

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

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

What is the cheapest month to book a flight from Seattle to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Seattle to Santiago de los Caballeros (average of $347). Flying from Seattle 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 SEA to STI?

It’s typically best to fly out from Seattle to Santiago de los Caballeros in the morning. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Santiago de los Caballeros 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

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

Delta

8.0

Very good

8,219 reviews

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

8,219 reviews

Delta

8.0

Very good

8,219 reviews

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

3,070 reviews

Delta

8.0

Very good

8,219 reviews

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

8,765 reviews

Delta

8.0

Very good

8,219 reviews

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

What are the cheapest airlines flying from Seattle to Santiago de los Caballeros round-trip?
Our cheapest airline available from Seattle to Santiago de los Caballeros is JetBlue. Our recent data shows that you can find tickets from as low as $511 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $545 and $639 round-trip. You may be able to fly from Seattle to Santiago de los Caballeros for 27% less than the average price by searching for these airlines.
Can I find deals for flights from Seattle to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Seattle to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle 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 Seattle to Santiago de los Caballeros.
Can I find deals for business class flights from Seattle to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from Seattle to Santiago de los Caballeros (average of $347). Flying from Seattle 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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Seattle to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$410	Average$729	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$486	Average$635	FlexibilityNo cancel fee	On-timeN/A

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$511+ Cheap flights from Seattle (SEA) to Santiago de los Caballeros (STI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Santiago de los Caballeros with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Santiago de los Caballeros

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Santiago de los Caballeros

Cheapest flights from Seattle to Santiago de los CaballerosExplore the most affordable flight options available from Seattle to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Explore the most affordable flight options available from Seattle to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

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

Compare providers for flights from Seattle to Santiago de los Caballeros

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 Seattle to Santiago de los Caballeros in February.

Best time to book a flight from Seattle to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Seattle with our price prediction graph.

Travel insights for flights from Seattle to Santiago de los Caballeros

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

What is the cheapest month to book a flight from Seattle to Santiago de los Caballeros?

What is the cheapest time of day to fly from SEA to STI?

Find hourly flight availability from Seattle 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 February 20, 2025.

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.

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.

Reviews of airlines servicing Santiago de los Caballeros

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 are the cheapest airlines flying from Seattle to Santiago de los Caballeros round-trip?

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

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

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

What is the cheapest month to book a flight from Seattle to Santiago de los Caballeros?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Seattle to Santiago de los Caballeros

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Cheapest flights from Seattle to Santiago de los Caballeros
Explore the most affordable flight options available from Seattle to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.