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Uncover the best deals on Seattle to San Juan flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SEA - SJU Flights
Useful information for finding best airline tickets from Seattle Tacoma International to Luis Munoz Marin International on your next trip.
Cheapest Round Trip Flight
$207
American Airlines
• 2 stops
• 20h 9m
Sep 16 – Sep 23
The cheapest round trip flight from Seattle to San Juan (SEA-SJU-SEA) is currently $207
Fastest Flight
19h 15m
The fastest nonstop flight from Seattle to San Juan (SEA-SJU) takes 19h 15m
Top Airlines Flying from Seattle to San Juan
Latest Flight Deals from Seattle (SEA) to San Juan (SJU)
Compare and book low fare round-trip air tickets from Seattle to San Juan. Ideal for travelers with confirmed return itineraries.
Sep 16 - Sep 23, Economy
Seattle → San Juan
20h 9m
6:15 PM - 9:24 AM • 2 stops
Seattle → San Juan
18h 55m
2:22 PM - 10:57 PM • 1 stop
American Airlines
Sep 15 - Sep 22, Economy
Seattle → San Juan
23h 40m
11:05 PM - 4:25 PM • 2 stops
Seattle → San Juan
20h 25m
1:45 PM - 11:10 PM • 2 stops
Southwest Airlines
Sep 16 - Sep 23, Economy
Seattle → San Juan
19h 15m
7:10 AM - 10:05 PM • 2 stops
Seattle → San Juan
24h 15m
6:00 AM - 5:55 PM • 3 stops
Southwest Airlines
Sep 16 - Sep 23, Economy
Seattle → San Juan
22h 2m
5:02 PM - 9:24 AM • 2 stops
Seattle → San Juan
19h 11m
6:00 AM - 2:51 PM • 2 stops
American Airlines
Sep 16 - Sep 23, Economy
Seattle → San Juan
41h 47m
9:45 PM - 1:52 AM • 3 stops
Seattle → San Juan
21h 54m
10:30 AM - 8:44 PM • 1 stop
Frontier Airlines
FAQs on Seattle to San Juan Flights
What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to SJU?
The most popular airline flying from Seattle to San Juan are
Can I fly from SEA to SJU non-stop?
NO
Which airlines fly nonstop between Seattle and San Juan?
The non-stop flights between Seattle and San Juan are .
What’s the earliest departure time from SEA to SJU Airport?
The earliest flight leaves SEA at 7:10 am and lands in SJU - Luis Munoz Marin International
What are the airports in San Juan?
SJU
Can I make changes to my Seattle to San Juan flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to SJU?
Read the fare rules of the Seattle to San Juan air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and San Juan?
operate flights between Seattle and San Juan
How long does a flight from Seattle to San Juan take?
It takes approximately 8 hour to fly non-stop from SEA to SJU, which is 3728.43 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to San Juan (SJU) ?
In the past couple of days, the cheapest tickets to SJU from SEA were found on DL : USD 942
Do I need a passport to fly between SEA and SJU?
Yes
What’s the latest departure time from SEA to SJU ?
The last flight leaves SEA at 11:05 pm
Essential Information for Booking Flights from Seattle (SEA) - AI Insights
What's the cheapest airline from sea to sju?
For a one-way trip from Seattle (SEA) to San Juan (SJU), consider flying with Southwest Airlines (WN), which offers budget-friendly flights. Premium Economy passengers can enjoy enhanced comfort with more legroom and amenities. Booking in advance, 52 days prior to departure, may help secure the cheapest airfare options.
What's the popular airline to fly from sea to sju?
You can fly from Seattle Tacoma International Airport (SEA) to Luis Munoz Marin International Airport (SJU) on Southwest Airlines. This route offers a premium economy class with enhanced comfort and amenities, suitable for 6 passengers traveling one way. Booking in advance is recommended, as it's typically more convenient to book at least 52 days prior to your trip.
What's the cheapest day of the week to fly from sea to sju?
The cheapest day to fly from Seattle (SEA) to San Juan (SJU) is Sunday. Flying on Sundays can result in lower fares compared to other days of the week, making it a budget-friendly option for your premium economy flight.
What's the cheapest month to fly from sea to sju?
The cheapest month to fly from Seattle (SEA) to San Juan (SJU) is December. Flying during this time can result in budget-friendly flights, making it an ideal option for travelers looking for affordable airfare savings.
Which airline/airlines fly from sea to sju?
The cheapest flights from Seattle to San Juan are offered by Frontier Airlines (F9), JetBlue Airways (B6), and Volaris Airline (Y4). You can find budget-friendly airfares on these airlines' websites or through a fare comparison platform like fareleaders.com. Low fares and savings are available for one-way trips with two stops.
What is the cheapest airline to fly from Seattle Tacoma International Airport (SEA) to Luis Munoz Marin International Airport (SJU)?
Southwest Airlines (WN)
Can I compare prices and find the cheapest flights on your website for viajar travel destinations?
Yes, you can compare prices and find the cheapest flights on our website for viajar travel destinations.
How far in advance can I book flights for my one-way trip from Milwaukee?
You can book flights up to 52 days in advance for the best deals.
Can I filter flights by airline, route, or price on your fareleaders.com platform?
Yes, you can filter flights by airline, route, or price on our platform.
What is the best time to book flights for the best deals on flights from Milwaukee?
The cheapest day to book flights is Sunday, and the cheapest month is December.
Seattle (SEA) to San Juan (SJU): Airport Information
| Origin Airport | Seattle Tacoma International , Seattle, US |
| Destination Airport | Luis Munoz Marin International , San Juan, PR |
| Distance | 3728 miles |
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