SJU - SEA

$160 Find Cheap Flights from San Juan to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$320
Typical prices: $488-$646
American Airlines
Mon 9/24Wed 10/3
SJU - SEA • 1 stop
Cheapest one-way
$160
Typical prices: $273-$466
American Airlines
Fri 11/16
SJU - SEA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San Juan Luis Munoz Marin Intl Airport and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
4 weeks
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 33% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 34% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
New York John F Kennedy Intl (JFK)
Cheapest • Avg $470 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 10h 26m (one-way)
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Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Juan to Seattle (SJU-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Juan to Seattle

Thu, Sep 24 - Sat, Oct 3
American Airlines Logo
2:22 pm - 10:57 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
11h 35m1 stop Philadelphia
American Airlines Logo
8:50 pm - 1:57 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
14h 07m1 stop Miami
$320American Airlines
Fri, Oct 2 - Mon, Oct 12
American Airlines Logo
3:35 pm - 9:23 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
20h 48m1 stop Dallas/Fort Worth
American Airlines Logo
6:20 pm - 9:46 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
12h 26m2 stops Phoenix Sky Harbor Intl Miami
$320American Airlines
Tue, Oct 6 - Wed, Oct 14
Southwest Logo
6:35 am - 7:05 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
15h 30m2 stops Orlando Denver Intl
Southwest Logo
8:55 am - 11:45 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 50m2 stops Austin Bergstrom Orlando
$373Southwest
Fri, Sep 25 - Wed, Sep 30
United Airlines Logo
1:00 am - 1:44 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
15h 44m2 stops Newark Los Angeles Los Angeles
United Airlines Logo
11:14 pm - 12:34 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
10h 20m1 stop Washington, D.C. Dulles Intl
$426United Airlines
Sat, Sep 26 - Wed, Sep 30
United Airlines Logo
2:00 pm - 9:15 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
10h 15m1 stop Denver Intl
United Airlines Logo
11:14 pm - 12:34 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
10h 20m1 stop Washington, D.C. Dulles Intl
$426United Airlines
Wed, Jan 20 - Mon, Jan 25
Delta Logo
3:55 pm - 12:09 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
12h 14m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:45 pm - 1:05 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
15h 20m2 stops Salt Lake City New York John F Kennedy Intl
$426Delta
Sat, Sep 19 - Sat, Sep 26
Delta Logo
2:30 pm - 10:05 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
10h 35m1 stop Detroit Metropolitan Wayne County
Delta Logo
7:15 am - 11:49 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 34m1 stop New York John F Kennedy Intl
$426Delta
Wed, Oct 14 - Wed, Oct 21
Southwest Logo
5:05 am - 2:20 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
12h 15m2 stops Orlando Denver Intl
Southwest Logo
8:55 am - 11:45 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 50m2 stops Austin Bergstrom Orlando
$426Southwest
Wed, Sep 23 - Sat, Oct 3
JetBlue Logo
1:16 pm - 11:20 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 04m1 stop New York John F Kennedy Intl
JetBlue Logo
7:15 am - 11:49 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 34m1 stop New York John F Kennedy Intl
$476JetBlue
Fri, Sep 18 - Fri, Sep 25
JetBlue Logo
5:30 am - 3:00 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
12h 30m1 stop Baltimore/Washington
JetBlue Logo
10:30 pm - 1:10 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 40m1 stop Baltimore/Washington
$484JetBlue
Booking Insights

Price, demand and travel trends for San Juan Luis Munoz Marin Intl Airport to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Juan Luis Munoz Marin Intl Airport to Seattle with more confidence.

How much is a round-trip flight from San Juan Luis Munoz Marin Intl Airport to Seattle?

Round-trip flights from San Juan Luis Munoz Marin Intl Airport to Seattle start at $320. Prices are below average for this route right now, with typical round-trip fares ranging from $488 to $646. The lowest price found in the past 5 days was $320 on American Airlines.

What's the cheapest day of the week to fly from San Juan Luis Munoz Marin Intl Airport to Seattle?

Wednesday is the cheapest day of the week to fly from San Juan Luis Munoz Marin Intl Airport to Seattle, it is 8% cheaper than the average day. Monday is the most expensive day with flight prices 2% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Seattle?

  • February is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Seattle at $384 round-trip.
  • March ($634) and December ($618) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 65% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Juan Luis Munoz Marin Intl Airport to Seattle the cheapest?

Flights from San Juan Luis Munoz Marin Intl Airport to Seattle are cheapest 4 weeks before departure. Booking in this window typically costs about 33% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for San Juan Luis Munoz Marin Intl Airport to Seattle flights

Low season

February

Cheapest flight

$160
Best time to beat the crowds with an average 34% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from San Juan Luis Munoz Marin Intl Airport to Seattle

When to book flights from San Juan to Seattle

Are your dates flexible? Find out the best times to travel from San Juan to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Juan Luis Munoz Marin Intl Airport to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from San Juan Luis Munoz Marin Intl Airport to Seattle?

    Flights from San Juan Luis Munoz Marin Intl Airport to Seattle usually depart from San Juan Luis Munoz Marin Intl (SJU) and arrive at Seattle/Tacoma Intl (SEA).

  • What cabin classes can I book on flights from San Juan Luis Munoz Marin Intl Airport to Seattle?

    Two cabin classes are available on flights from San Juan Luis Munoz Marin Intl Airport to Seattle:

    • Economy Class
    • First Class

  • Which airports do connecting flights from San Juan Luis Munoz Marin Intl Airport to Seattle pass through?

    One-stop flights from San Juan Luis Munoz Marin Intl Airport to Seattle most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 29% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 12% of one-stop connections
    • Miami (MIA) - 12% of one-stop connections
    • Minneapolis St Paul (MSP) - 11% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Juan Luis Munoz Marin Intl Airport to Seattle?

    Yes. Being flexible with your travel dates can save you up to 10% on the San Juan Luis Munoz Marin Intl Airport to Seattle route. Wednesday is the cheapest departure day at $535 round-trip on average, while Monday is the most expensive at $594, a difference of $59. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • How expensive are last-minute San Juan Luis Munoz Marin Intl Airport to Seattle flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 35% above the route average of $578. Book 4 weeks before departure for the lowest fares.

  • How long is a flight from San Juan Luis Munoz Marin Intl Airport to Seattle?

    A nonstop flight from San Juan Luis Munoz Marin Intl Airport to Seattle takes 0h 00m, covering 3,723 miles.

  • Do I need a passport to fly from San Juan Luis Munoz Marin Intl Airport to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Juan Luis Munoz Marin Intl Airport to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $320 to $3,169. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from San Juan Luis Munoz Marin Intl Airport to Seattle looking right now?

    One-way fares from San Juan Luis Munoz Marin Intl Airport to Seattle are currently lower than usual. Average one-way flight prices are about $204, which is 42% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from San Juan Luis Munoz Marin Intl Airport to Seattle?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 10h 26m, compared with 10h 31m via Denver Intl (DEN) and 10h 37m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between San Juan Luis Munoz Marin Intl Airport and Seattle?

    Seattle is 3 hours behind San Juan Luis Munoz Marin Intl Airport (Pacific Time vs Atlantic Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Fox
    · Europcar
    · Thrifty
    · Budget
    · Dollar

  • How much should I expect to pay for a San Juan Luis Munoz Marin Intl Airport to Seattle flight?

    Round-trip flights from San Juan Luis Munoz Marin Intl Airport to Seattle range from $488 to $646, with an average of $578 over the past 12 months. Anything below $488 counts as a good deal.

Your guide to booking San Juan Luis Munoz Marin Intl Airport to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average $535 - about $59 less than Monday (10% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 4 weeks before you fly. On this route, that window historically saves about 33% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Juan Luis Munoz Marin Intl Airport to Seattle trip for February. Fares historically average $384 round-trip in that month - typically $250 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport
    - Coast Gateway Hotel

Everything you need to know for your flight from San Juan to Seattle

Information on your arrival and departure airports

San Juan (SJU)
Seattle (SEA)