The cheapest times to fly from SEA to SDQ are

  • January 8th to March 18th
  • August 13th to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to SDQ is late January. Prices can be as high as $1181 for Sunday flights during mid December, or as low as $482 for Tuesday flights around late January.


When to Fly to Santo Domingo

Flying from Seattle, WA (SEA) to Santo Domingo (SDQ) will usually cost between $483 to $969 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $490. Due to high demand the most expensive time to fly is mid December, with an average price of $996. Planning your trip to low-cost times can easily save you $506 on economy flights and even more on first-class flights. Generally, any price below $704 can be considered a good price for a round-trip SEA to SDQ flight.

See below for a graph of average weekly prices for the SEA to SDQ route. All prices are for round-trip tickets in USD.

SEA to SDQ Flight Prices

Compared to other flights, the SEA to SDQ flight is cheaper than the average and costs less than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly to Santo Domingo, and Saturdays are the most expensive days to return to Seattle. Selecting flights on the least expensive days could save you up to $74 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $670. Return trip prices are from the SDQ to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SEA to SDQ can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 23 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SEA to SDQ while comparing.

Destination alternative #1: Gregorio Luperon International Airport (POP) in Puerto Plata

  • 109 miles (175 km) away from SDQ
  • Usually 11.51% less expensive than SDQ
  • 1-layover flights available

See SEA to POP flights


Flight Hacking SEA to SDQ

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SEA to SDQ — but Champion Traveler does!

Hack #1: Los Angeles, CA (SEA > LAX > SDQ)

  • Price for both tickets: $608
  • Average savings: $97 (13.71%)

See SEA to LAX flights

Hack #2: Boston, MA (SEA > BOS > SDQ)

  • Price for both tickets: $633
  • Average savings: $72 (10.16%)

See SEA to BOS flights

Hack #3: San Francisco, CA (SEA > SFO > SDQ)

  • Price for both tickets: $647
  • Average savings: $58 (8.17%)

See SEA to SFO flights


Flight Questions Answered

Still have questions about flying from SEA to SDQ? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Aeromexico, Alaska, American, COPA, Delta, Emirates, JetBlue, Spirit, United, and potentially more during busy seasons.

How far away is it from De Las Americas International Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 3559 miles or 5728 kilometers.

How long does it take to fly from SEA to SDQ?

The real-world flight time for a nonstop SEA to SDQ flight is about 7 hour 23 minutes.

How many flights go between Seattle, WA and Santo Domingo?

It depends on the day of the week and the date, but a typical day might have around 92 available flights from SEA to SDQ.


Airport Location Info


Departing Airport

Origination code SEA
Origination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3

Return Airport

Destination code SDQ
Destination airport name De Las Americas International Airport
City Santo Domingo
Country Dominican Republic
Latitude 18.4
Longitude -69.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.