Cheap Flight Tickets from Seattle (SEA) to San Juan (SJU), Starting at $801

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

$4608

WN Southwest Airlines • 2 stops • 30h 15m

Aug 11 – Aug 14

The cheapest round trip flight from Seattle to San Juan (SEA-SJU-SEA) is currently $4608

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Fastest Flight

17h

The fastest nonstop flight from Seattle to San Juan (SEA-SJU) takes 17h

Top Airlines Flying from Seattle to San Juan

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Sun Country Airlines (SY)

Sun Country Airlines

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.

Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
30h 15m
3:35 PM - 12:50 PM • 2 stops
WN
Seattle → San Juan
22h 25m
10:00 AM - 8:45 PM • 2 stops
$4608
Southwest Airlines
Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
26h 45m
11:05 PM - 6:10 PM • 2 stops
WN
Seattle → San Juan
28h 35m
6:30 AM - 8:45 PM • 3 stops
$5092
Southwest Airlines
Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
18h 50m
11:05 PM - 1:35 PM • 2 stops
WN
Seattle → San Juan
20h 30m
5:30 AM - 3:00 PM • 1 stop
$5104
Southwest Airlines
Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
23h 45m
11:00 PM - 4:25 PM • 2 stops
WN
Seattle → San Juan
20h 10m
11:35 AM - 8:45 PM • 2 stops
$5104
Southwest Airlines
Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
20h 45m
5:20 AM - 9:05 PM • 2 stops
WN
Seattle → San Juan
20h 30m
5:30 AM - 3:00 PM • 1 stop
$5104
Southwest Airlines
Aug 11 - Aug 14, Economy
WN
Seattle → San Juan
23h 40m
7:30 PM - 12:50 PM • 2 stops
WN
Seattle → San Juan
20h 10m
11:35 AM - 8:45 PM • 2 stops
$5104
Southwest Airlines

Fly from Seattle to San Juan with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Seattle to San Juan? Find the biggest savings on one-way and round-trip tickets right here.

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 5:20 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 WN : USD 5104
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

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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