CA $256 Cheap Flights from Seattle (SEA) to San Juan (SJU)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap flights from Seattle (SEA) to San Juan (SJU)

Prices were available within the past 7 days and start at CA $256 for one-way flights and CA $506 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
JetBlue Airways
American Airlines
Delta
Delta
American Airlines
JetBlue Airways
United
Sun Country Airlines

Find the cheapest month to fly from Seattle (SEA) to San Juan (SJU)

October is typically the cheapest month to fly

From CA $312 - CA $519 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to San Juan (SEA - SJU) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Roundtrip price
CA $505
Distance
5959 km

Seattle to San Juan Flights

The easy way to book your flights from Seattle to San Juan 

With Expedia, it’s simple to find and book flights to San Juan from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Luis Munoz Marin Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to San Juan today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Luis Munoz Marin Intl., SJU 

Sort your search results by price to find great deals on your flight from Seattle to San Juan—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Juan from Seattle currently is just CA $506 rising to CA $610.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to San Juan  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to San Juan from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to San Juan with Expedia today.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Luis Munoz Marin Intl. Airport (SJU)?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Sea-Tac Airport to SJU start from CA $506. Book today to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Luis Munoz Marin Intl. Airport (SJU)?
We get that your situation can change unexpectedly, so we've made it as hassle-free as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to Luis Munoz Marin Intl. Airport (SJU) that have flexible change policies?
Select our "No change fees" filter to find flexible travel options for your flight from Seattle - Tacoma Intl. Airport (SEA) to Isla Verde Intl. Airport. This allows you to lock in a fantastic price in advance and still have the freedom to make changes without any additional fees. Fare adjustments may apply if your new flight is more expensive.
How many hours is the flight from Sea-Tac Airport to Luis Munoz Marin Intl. Airport (SJU)?
The flight time from Sea-Tac Airport to Isla Verde Intl. Airport is around 8 hours and 46 minutes. Grab your headphones, listen to your favourite podcast and your journey will fly by.
How far is the flight from Sea-Tac Airport to Isla Verde Intl. Airport?
The distance is around 6,000 kilometres. Neck pillow? Check. Warm clothes? Double check. We recommend you pack all the travel comforts for this long-haul SeaTac to Carolina flight.
Which airlines fly direct from SEA to Isla Verde Intl. Airport?
You won't find any airlines operating directly between Seattle - Tacoma Intl. Airport (SEA) and Isla Verde Intl. Airport, so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Sea-Tac Airport to Isla Verde Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from SEA to SJU can be hit-or-miss. You may be able to find a bargain, but you could also completely miss out! If you'd rather start your trip planning early, Expedia compares flight deals up to a year in advance. Just remember that not all airlines release their prices that far in advance. Our advice? Check back often as prices are updated regularly.

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