$450 Cheap Flights from Seattle (SEA) to Ponce (PSE)

View $450 flight on Fri, May 29, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Ponce (PSE-Mercedita)

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Cheap Flights from Seattle to Ponce (SEA-PSE)

Prices were available within the past 7 days and start at $450 for one-way flights and $1,428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Thu, May 28 - Sun, May 31
SEA
Seattle
PSE
Ponce
$1,428 Roundtrip, found 1 day ago
$1,428
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 28 from Seattle to Ponce, returning Sun, May 31, priced at $1,428 found 1 day ago
JetBlue Airways
Thu, May 28 - Sun, May 31
SEA
Seattle
PSE
Ponce
$1,528 Roundtrip, found 1 day ago
$1,528
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 28 from Seattle to Ponce, returning Sun, May 31, priced at $1,528 found 1 day ago
JetBlue Airways
Thu, May 28 - Sun, May 31
SEA
Seattle
PSE
Ponce
$1,846 Roundtrip, found 1 day ago
$1,846
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 28 from Seattle to Ponce, returning Sun, May 31, priced at $1,846 found 1 day ago
JetBlue Airways
Thu, May 28 - Sun, May 31
SEA
Seattle
PSE
Ponce
$2,001 Roundtrip, found 1 day ago
$2,001
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 28 from Seattle to Ponce, returning Sun, May 31, priced at $2,001 found 1 day ago

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) cost?
You can find cheap one-way flights from $450 and cheap return flights from $1,428 SEA to PSE with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SEA to PSE ticket fares go up or down.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
The cheapest month to fly from SEA to PSE is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
Enter SEA to PSE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
JetBlue Airways is the carrier that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SEA to PSE. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
Flights from SEA to PSE with one stop typically take around 13 hours 20 minutes, covering approximately 3,721 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
Select the "Business class" and "First class" filters when looking for SEA to PSE flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Ponce (PSE-Mercedita) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Mercedita
Airlines serving
JetBlue Airways
Roundtrip price
$1,427
Distance
3720 mi

*Flight schedules are subject to change.

*Available to One Key members.