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Dominican Republic

$199+ Cheap flights from Seattle (SEA) to the Dominican Republic

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PUJ
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Seattle to Dominican Republic

Cheapest flights from Seattle to Dominican Republic
Explore the most affordable flight options available from Seattle to Dominican Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 3/116:00 am
SEA
-
STI
2 stops11h 29m
American Airlines
Wed 3/187:00 am
STI
-
SEA
1 stop19h 40m
American Airlines
Deal found 1/25$425
This Delta deal was found by Cheapflights users on 1/25. 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.
Wed 3/1110:58 pm
SEA
-
STI
1 stop17h 17m
Delta
Wed 3/186:33 am
STI
-
SEA
1 stop18h 49m
Delta
Deal found 1/25$429
This Delta deal was found by Cheapflights users on 1/26. 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.
Mon 2/239:55 pm
SEA
-
SDQ
1 stop11h 15m
Delta
Wed 3/47:30 am
SDQ
-
SEA
1 stop18h 52m
Delta
Deal found 1/26$475
This Delta deal was found by Cheapflights users on 1/26. 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.
Mon 2/236:00 am
SEA
-
SDQ
2 stops14h 32m
Delta
Tue 3/37:30 am
SDQ
-
SEA
2 stops14h 59m
Delta
Deal found 1/26$479
This American Airlines deal was found by Cheapflights users on 1/26. 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 4/1411:26 pm
SEA
-
PUJ
1 stop11h 20m
American Airlines
Wed 4/291:29 pm
PUJ
-
SEA
1 stop12h 49m
American Airlines
Deal found 1/26$479
This Delta deal was found by Cheapflights users on 1/27. 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.
Sun 3/111:05 pm
SEA
-
PUJ
1 stop13h 36m
Delta
Mon 3/93:50 pm
PUJ
-
SEA
1 stop11h 05m
Delta
Deal found 1/27$494
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 3/111:57 pm
SEA
-
PUJ
2 stops12h 39m
American Airlines
Mon 3/91:36 pm
PUJ
-
SEA
2 stops14h 19m
American Airlines
Deal found 1/27$498
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 2/2312:30 pm
SEA
-
SDQ
2 stops19h 26m
Multiple Airlines
Fri 2/274:55 am
SDQ
-
SEA
1 stop21h 05m
Multiple Airlines
Deal found 1/26$503
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Wed 2/187:00 am
SEA
-
SDQ
2 stops12h 46m
United Airlines
Wed 3/185:00 am
SDQ
-
SEA
2 stops17h 03m
United Airlines
Deal found 1/24$507
This United Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 2/2811:59 pm
SEA
-
PUJ
2 stops13h 26m
United Airlines
Sat 3/72:05 pm
PUJ
-
SEA
1 stop11h 03m
United Airlines
Deal found 1/25$508
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 3/67:10 pm
SEA
-
STI
2 stops12h 36m
United Airlines
Tue 3/105:00 am
STI
-
SEA
2 stops17h 03m
United Airlines
Deal found 1/26$509
This Delta deal was found by Cheapflights users on 1/25. 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.
Wed 3/117:20 am
SEA
-
SDQ
1 stop13h 33m
Delta
Thu 3/196:35 am
SDQ
-
SEA
1 stop18h 47m
Delta
Deal found 1/25$509

Find flight deals from Seattle to Dominican Republic

Keep the following information in mind while searching for Seattle to Dominican Republic flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$475
(Delta)

One-way from

$199
(American Airlines)

Popular in

June

Cheapest in

September

Average price

$597
Provider with most accurate pricing for Seattle/Tacoma Intl-Punta Cana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Punta Cana flights.
Search Deals
From Seattle/Tacoma Intl to Dominican Republic
Search Deals
One-way flight from Seattle/Tacoma Intl to Dominican Republic
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Dominican Republic 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 27, 2026.
Use the filters below to find and compare flights from Seattle to the Dominican Republic that are best for you.

Fly from

Seattle

Fly to

Dominican Republic

Route

Depart

Return

Price

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Wed 3/11

6:00 am-8:29 pm

2 stops11h 29m

Santiago de los Caballeros

Wed 3/18

7:00 am-11:40 pm

1 stop19h 40m

$425

SeattleSantiago de los Caballeros

SEA - STI

SEASTI

Seattle/Tacoma Intl

Wed 3/11

10:58 pm-7:15 pm

1 stop17h 17m

Santiago de los Caballeros

Wed 3/18

6:33 am-10:22 pm

1 stop18h 49m

$429

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 2/24

9:55 pm-7:14 pm

1 stop17h 19m

Santo Domingo Las Americas

Fri 3/6

7:30 am-10:22 pm

1 stop18h 52m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 2/24

2:00 pm-1:10 pm

1 stop19h 10m

Santo Domingo Las Americas

Wed 3/4

7:30 am-10:22 pm

1 stop18h 52m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Mon 3/2

9:55 pm-7:14 pm

1 stop17h 19m

Santo Domingo Las Americas

Mon 3/9

6:35 am-10:20 pm

1 stop18h 45m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Wed 2/18

2:00 pm-1:10 pm

1 stop19h 10m

Santo Domingo Las Americas

Wed 3/18

6:57 am-10:22 pm

1 stop18h 25m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Thu 2/26

7:10 am-12:32 am

1 stop13h 22m

Santo Domingo Las Americas

Thu 3/5

7:30 am-10:22 pm

1 stop18h 52m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Sun 2/22

9:55 pm-7:14 pm

1 stop17h 19m

Santo Domingo Las Americas

Tue 3/3

7:30 am-8:00 pm

1 stop16h 30m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Mon 2/23

4:05 pm-2:17 pm

1 stop18h 12m

Santo Domingo Las Americas

Fri 3/6

7:30 am-10:22 pm

1 stop18h 52m

$475

SeattleSanto Domingo

SEA - SDQ

SEASDQ

Seattle/Tacoma Intl

Tue 2/24

9:55 pm-7:14 pm

1 stop17h 19m

Santo Domingo Las Americas

Mon 3/2

8:45 pm-11:05 am

1 stop18h 20m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 44 results
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Best time to book a flight from Seattle to Dominican Republic

Have a flexible travel schedule? Discover the best time to fly to Dominican Republic 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 the Dominican Republic

What is the cheapest month to book a flight from Seattle to Dominican Republic?

Currently, January is the cheapest month in which you can book a flight from Seattle to Dominican Republic (average of $232). Flying from Seattle to Dominican Republic in July is currently the most expensive (average of $491). 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.

Reviews of airlines servicing Dominican Republic

Get insights into the airlines that provide service to Dominican Republic. 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 Dominican Republic. Reviews last updated January 27, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Seattle to the Dominican Republic. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,119 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,205 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,197 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,890 reviews
Southwest
8.0
Very good
4,268 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Seattle to Dominican Republic. 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 Seattle to Dominican Republic?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Dominican Republic from Seattle.

  • How long is the flight from Seattle to Dominican Republic?

    Airlines like American Airlines, Delta, and United Airlines fly from Seattle to Dominican Republic in about 11h 29m. The time it takes to get you to your destination can typically vary by up to 5h 48m. Airlines will cover a distance of 3466 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Seattle to Dominican Republic?

    Most travelers choose Seattle/Tacoma Intl - Punta Cana, Seattle/Tacoma Intl - Santo Domingo Las Americas or Seattle/Tacoma Intl - Puerto Plata La Union when deciding on the best route from Seattle to Dominican Republic.

  • Can I find deals for flights from Seattle to Dominican Republic that include hotel bookings?

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

  • How can I find direct flights from Seattle to Dominican Republic?

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

  • Can I find deals for business class flights from Seattle to Dominican Republic?

    Yes. Cheapflights offers flight deals from Seattle to Dominican Republic 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 Dominican Republic?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Dominican Republic (average of $232). Flying from Seattle to Dominican Republic in July is currently the most expensive (average of $491). 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 Seattle to Dominican Republic

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Luis Munoz Marin Intl flights
Portland to Luis Munoz Marin Intl flights
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Portland to Bridgetown flights
Portland to Kingston flights
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Top 6 airlines flying from Seattle to Dominican Republic

Discover the top 6 airlines that operate flights from Seattle to Dominican Republic. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$232Average$645FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$383Average$841FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$437Average$588FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$474Average$684FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$486Average$556FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$540Average$824FlexibilityNo cancel feeOn-time63%

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