What is the cheapest airline to fly from Seattle to Santo Domingo round-trip?

According to our current data, Delta ($479), offers the cheapest pricing from Seattle to Santo Domingo. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Seattle to Santo Domingo?

Travelers seeking maximum savings on their Seattle to Santo Domingo flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Santo Domingo ranges from 1.6 - 6.7 inches per month. May is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Santo Domingo when rainfall is around 1.6 in.

If weather is an important factor for your trip to Santo Domingo, 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 75.2 F).

What are the most popular airlines that fly from Seattle to Santo Domingo?

Before booking your flight from Seattle to Santo Domingo check out the most popular airlines for this route: American Airlines, JetBlue or Delta.

What is the cheapest day to fly round-trip from Seattle to Santo Domingo?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Santo Domingo. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Seattle to Santo Domingo?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 42 days in advance, which can save you up to 185% on flights from Seattle to Santo Domingo compared to booking the week you need them. Waiting 42 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $564. For sooner than that we have options available in the next 3 days from $702.

What is the cheapest month to fly from Seattle to Santo Domingo?

The best pricing can be found in the month of January. Prices to Santo Domingo from Seattle average $688. You can even find prices in January for less than $688, as users have found deals to Santo Domingo from as low as $537. The month of December appears to be one of the more expensive times to travel to Santo Domingo from Seattle. Flying in the targeted month can save you up to 44%.

Can I find deals for flights from Seattle to Santo Domingo that include hotel bookings?

Yes. In addition to deals on Seattle to Santo Domingo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Santo Domingo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Santo Domingo.

Can I find deals for business class flights from Seattle to Santo Domingo?

Yes. Cheapflights offers flight deals from Seattle to Santo Domingo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$213+ Flights from Seattle to Santo Domingo

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Santo Domingo Las Americas are usually found in January or July, booked 41 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Seattle to Santo Domingo

Round-trip from	$479 (Delta)
One-way from	$213 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$680

From Seattle/Tacoma Intl to Santo Domingo Las Americas

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One-way flight from Seattle/Tacoma Intl to Santo Domingo Las Americas

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Highest demand for flights based on searches. 7% potential increase in price ($51 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Seattle to Santo Domingo

Cheapest flights from Seattle to Santo Domingo
Explore the most affordable flight options available from Seattle to Santo Domingo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

Sat 10/119:59 pmSEA - SDQ

1 stop17h 25mDelta

Mon 10/206:05 amSDQ - SEA

1 stop19h 17mDelta

Deal found 8/11

$479

Tue 12/911:03 pmSEA - SDQ

1 stop8h 57mAmerican Airlines

Wed 12/176:50 amSDQ - SEA

1 stop20h 32mAmerican Airlines

Deal found 8/11

$481

Wed 9/245:26 amSEA - SDQ

2 stops12h 04mAmerican Airlines

Sat 10/47:00 amSDQ - SEA

2 stops16h 09mAmerican Airlines

Deal found 8/11

$493

Tue 11/1810:08 pmSEA - SDQ

1 stop13h 47mAmerican Airlines

Sun 11/236:00 amSDQ - SEA

1 stop21h 40mAmerican Airlines

Deal found 8/11

$500

Thu 11/133:30 pmSEA - SDQ

1 stop17h 58mDelta

Sun 11/168:05 pmSDQ - SEA

1 stop18h 51mDelta

Deal found 8/12

$518

Fri 9/2611:59 pmSEA - SDQ

1 stop13h 55mJetBlue

Fri 10/38:10 amSDQ - SEA

1 stop17h 14mJetBlue

Deal found 8/12

$526

Thu 10/98:49 pmSEA - SDQ

1 stop15h 31mAmerican Airlines

Wed 10/157:00 amSDQ - SEA

1 stop19h 41mAmerican Airlines

Deal found 8/10

$537

Best flights from Seattle to Santo Domingo
Discover carefully curated flight deals from Seattle to Santo Domingo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2025.

Thu 9/259:58 pmSEA - SDQ

1 stop11h 22mDelta

Mon 9/297:40 pmSDQ - SEA

1 stop17h 35mDelta

Deal found 8/11

$479

Wed 9/2411:59 pmSEA - SDQ

1 stop10h 25mJetBlue

Sat 10/412:50 pmSDQ - SEA

1 stop12h 34mJetBlue

Deal found 8/11

$479

Thu 9/256:55 pmSEA - SDQ

2 stops13h 46mUnited Airlines

Mon 9/2912:47 pmSDQ - SEA

1 stop12h 30mUnited Airlines

Deal found 8/11

$479

Tue 12/911:03 pmSEA - SDQ

1 stop8h 57mAmerican Airlines

Wed 12/176:50 amSDQ - SEA

1 stop20h 32mAmerican Airlines

Deal found 8/11

$481

Sat 10/113:40 pmSEA - SDQ

1 stop17h 44mDelta

Mon 10/206:05 amSDQ - SEA

1 stop19h 17mDelta

Deal found 8/10

$479

Tue 9/233:45 pmSEA - SDQ

1 stop17h 35mDelta

Sat 10/46:03 amSDQ - SEA

1 stop17h 13mDelta

Deal found 8/11

$479

Thu 10/163:45 pmSEA - SDQ

1 stop18h 56mDelta

Mon 10/277:49 pmSDQ - SEA

1 stop17h 29mDelta

Deal found 8/11

$479

Last-minute flights from Seattle to Santo Domingo
Discover last-minute flight deals from Seattle to Santo Domingo. Data last updated August 13, 2025 and is based on user searches.

Sat 8/168:08 pmSEA - SDQ

1 stop14h 27mAmerican Airlines

Thu 8/212:35 pmSDQ - SEA

1 stop12h 39mAmerican Airlines

Deal found 8/11

$595

Thu 8/218:08 pmSEA - SDQ

1 stop19h 12mAmerican Airlines

Thu 9/42:35 pmSDQ - SEA

1 stop12h 24mAmerican Airlines

Deal found 8/13

$537

Thu 8/214:40 pmSEA - SDQ

2 stops16h 16mMultiple Airlines

Thu 9/45:05 pmSDQ - SEA

1 stop32h 17mMultiple Airlines

Deal found 8/13

$549

Thu 8/216:00 amSEA - SDQ

2 stops15h 52mDelta

Thu 9/46:00 amSDQ - SEA

2 stops17h 50mDelta

Deal found 8/13

$629

Fri 8/298:08 pmSEA - SDQ

1 stop10h 17mAmerican Airlines

Thu 9/412:15 pmSDQ - SEA

1 stop14h 44mAmerican Airlines

Deal found 8/11

$592

Fri 8/295:56 pmSEA - SDQ

2 stops19h 04mMultiple Airlines

Thu 9/45:05 pmSDQ - SEA

1 stop32h 17mMultiple Airlines

Deal found 8/11

$598

Tue 9/239:45 pmSEA - SDQ

2 stops17h 14mDelta

Sat 10/46:03 amSDQ - SEA

1 stop17h 13mDelta

Deal found 8/11

$483

Wed 9/245:26 amSEA - SDQ

2 stops12h 04mAmerican Airlines

Sat 10/47:00 amSDQ - SEA

2 stops16h 09mAmerican Airlines

Deal found 8/11

$493

Thu 9/256:55 pmSEA - SDQ

2 stops13h 46mUnited Airlines

Mon 9/2912:47 pmSDQ - SEA

1 stop12h 30mUnited Airlines

Deal found 8/11

$479

Fri 9/2611:59 pmSEA - SDQ

1 stop13h 55mJetBlue

Fri 10/38:10 amSDQ - SEA

1 stop17h 14mJetBlue

Deal found 8/12

$526

Fri 9/2610:54 pmSEA - SDQ

1 stop12h 08mUnited Airlines

Fri 10/312:47 pmSDQ - SEA

2 stops26h 09mUnited Airlines

Deal found 8/12

$603

One-way flights from Seattle to Santo Domingo
Search for one-way flight options from Seattle to Santo Domingo. Find affordable one-way fares based on user searches. Data last updated August 13, 2025.

Tue 11/119:34 pmSEA - SDQ

1 stop14h 52mMultiple Airlines

Deal found 8/11

$213

Wed 10/293:45 pmSEA - SDQ

1 stop18h 56mDelta

Deal found 8/11

$228

Tue 9/239:45 pmSEA - SDQ

2 stops17h 14mDelta

Deal found 8/12

$228

Fri 9/127:30 pmSEA - SDQ

2 stops13h 50mDelta

Deal found 8/12

$228

Fri 9/128:51 pmSEA - SDQ

1 stop13h 44mAmerican Airlines

Deal found 8/12

$228

Sat 11/86:00 amSEA - SDQ

2 stops15h 27mDelta

Deal found 8/11

$229

Sun 11/93:30 pmSEA - SDQ

1 stop17h 58mDelta

Deal found 8/11

$229

Mon 11/1012:59 amSEA - SDQ

2 stops12h 24mAmerican Airlines

Deal found 8/11

$229

Wed 11/126:00 amSEA - SDQ

2 stops15h 16mDelta

Deal found 8/11

$229

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Santo Domingo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Thu 9/25

9:58 pm-12:20 pm

1 stop11h 22m

Santo Domingo Las Americas

Mon 9/29

7:40 pm-10:15 am

1 stop17h 35m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Wed 9/24

11:59 pm-1:24 pm

1 stop10h 25m

Santo Domingo Las Americas

Sat 10/4

12:50 pm-10:24 pm

1 stop12h 34m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Thu 9/25

6:55 pm-11:41 am

2 stops13h 46m

Santo Domingo Las Americas

Mon 9/29

12:47 pm-10:17 pm

1 stop12h 30m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Sat 10/11

3:40 pm-12:24 pm

1 stop17h 44m

Santo Domingo Las Americas

Mon 10/20

6:05 am-10:22 pm

1 stop19h 17m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 9/23

3:45 pm-12:20 pm

1 stop17h 35m

Santo Domingo Las Americas

Sat 10/4

6:03 am-8:16 pm

1 stop17h 13m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Thu 10/16

3:45 pm-1:41 pm

1 stop18h 56m

Santo Domingo Las Americas

Mon 10/27

7:49 pm-10:18 am

1 stop17h 29m

$479

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 12/9

11:03 pm-12:00 pm

1 stop8h 57m

Santo Domingo Las Americas

Wed 12/17

6:50 am-11:22 pm

1 stop20h 32m

$481

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 11/11

9:34 pm-4:26 pm

1 stop14h 52m

$213

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Wed 10/29

3:45 pm-1:41 pm

1 stop18h 56m

$228

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Fri 9/12

8:51 pm-1:35 pm

1 stop13h 44m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 16 results

Best time to book a flight from Seattle to Santo Domingo

Have a flexible travel schedule? Discover the best time to fly to Santo Domingo 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Santo Domingo

How far ahead should I book a flight from Seattle to Santo Domingo?

To ensure you get the cheapest price possible for a flight from Seattle to Santo Domingo, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Santo Domingo?

Currently, January is the cheapest month in which you can book a flight from Seattle to Santo Domingo (average of $362). Flying from Seattle to Santo Domingo in December is currently the most expensive (average of $583). 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 SDQ?

One of the essential ways to save on airfare from Seattle to Santo Domingo is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% on airfare.

Reviews of airlines servicing Santo Domingo

Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from Seattle to Santo Domingo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,979 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.2

Good

2,915 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What is the cheapest airline to fly from Seattle to Santo Domingo round-trip?
According to our current data, Delta ($479), offers the cheapest pricing from Seattle to Santo Domingo. Delta is priced at 30% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Seattle to Santo Domingo that include hotel bookings?
Yes. In addition to deals on Seattle to Santo Domingo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Santo Domingo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Santo Domingo.
Can I find deals for business class flights from Seattle to Santo Domingo?
Yes. Cheapflights offers flight deals from Seattle to Santo Domingo 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 Santo Domingo?
Currently, January is the cheapest month in which you can book a flight from Seattle to Santo Domingo (average of $362). Flying from Seattle to Santo Domingo in December is currently the most expensive (average of $583). 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

Juan Dolio

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Seattle to Santo Domingo

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$478	Average$649	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$497	Average$719	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$535	Average$675	FlexibilityNo cancel fee	On-time71%

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$213+ Cheap flights from Seattle (SEA) to Santo Domingo (SDQ)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Santo Domingo with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Santo Domingo Las Americas are usually found in January or July, booked 41 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Seattle to Santo Domingo

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Santo Domingo

Cheapest flights from Seattle to Santo DomingoExplore the most affordable flight options available from Seattle to Santo Domingo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

Explore the most affordable flight options available from Seattle to Santo Domingo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Santo Domingo that are best for you.

Best time to book a flight from Seattle to Santo Domingo

Have a flexible travel schedule? Discover the best time to fly to Santo Domingo from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Santo Domingo

How far ahead should I book a flight from Seattle to Santo Domingo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Santo Domingo. Price data was last updated on August 8, 2025.

What is the cheapest month to book a flight from Seattle to Santo Domingo?

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

Find hourly flight availability from Seattle to Santo Domingo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

Reviews of airlines servicing Santo Domingo

Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from Seattle to Santo Domingo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Santo Domingo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Seattle to Santo Domingo round-trip?

Can I find deals for flights from Seattle to Santo Domingo that include hotel bookings?

How can I find direct flights from Seattle to Santo Domingo?

Can I find deals for business class flights from Seattle to Santo Domingo?

What is the cheapest month to book a flight from Seattle to Santo Domingo?

Traveling to a place near Santo Domingo?

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Alternative routes for Seattle to Santo Domingo

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Top 3 airlines flying from Seattle to Santo Domingo

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Cheapest flights from Seattle to Santo Domingo
Explore the most affordable flight options available from Seattle to Santo Domingo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.