Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Seattle to San Juan Luis Munoz Marin Intl Airport from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San Juan Luis Munoz Marin Intl Airport departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Seattle to San Juan

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to San Juan that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to San Juan.

Cheap last minute flights

Planning a quick getaway from Seattle to San Juan? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Juan, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to San Juan

Find recent round-trip train or bus tickets from Seattle to San Juan.

All round-trip flight deals from Seattle to San Juan

The cheapest plane tickets from Seattle to San Juan found on KAYAK recently.
5:15 am - 1:30 pmSEA-SJU
28h 15m2 stops
6:00 am - 12:25 amSJU-SEA
22h 25m2 stops
$227Spirit Airlines
Find Deal
Tue, Feb 25 - Sat, Mar 1
5:15 am - 12:27 amSEA-SJU
15h 12m2 stops
12:05 pm - 11:46 amSJU-SEA
26h 41m2 stops
$243Spirit Airlines
Find Deal
Tue, Mar 4 - Tue, Mar 11
7:47 pm - 6:52 pmSEA-SJU
19h 05m2 stops
1:05 pm - 11:46 amSJU-SEA
26h 41m2 stops
$244Spirit Airlines
Find Deal
Mon, Mar 3 - Wed, Mar 5
8:10 am - 10:22 pmSEA-SJU
10h 12m1 stop
7:10 am - 7:19 pmSJU-SEA
15h 09m2 stops
$347United Airlines
Find Deal
Tue, Mar 4 - Tue, Mar 11
10:17 pm - 1:45 pmSEA-SJU
11h 28m1 stop
2:40 pm - 11:23 pmSJU-SEA
12h 43m2 stops
$372American Airlines
Find Deal
Sun, Feb 23 - Wed, Mar 5
10:17 pm - 9:00 pmSEA-SJU
18h 43m1 stop
6:00 am - 3:49 pmSJU-SEA
13h 49m2 stops
$392American Airlines
Find Deal
Mon, Mar 3 - Wed, Mar 5
5:02 am - 10:22 pmSEA-SJU
13h 20m2 stops
2:05 am - 11:17 amSJU-SEA
13h 12m1 stop
$393United Airlines
Find Deal
Wed, Feb 19 - Thu, Feb 27
11:48 pm - 3:55 pmSEA-SJU
12h 07m1 stop
11:05 am - 10:38 pmSJU-SEA
14h 33m1 stop
$445JetBlue
Find Deal
Mon, Mar 3 - Thu, Mar 13
6:15 am - 11:46 pmSEA-SJU
13h 31m1 stop
6:15 am - 2:22 pmSJU-SEA
11h 07m1 stop
$455Delta
Find Deal
Wed, Mar 5 - Thu, Mar 13
9:40 pm - 5:07 pmSEA-SJU
15h 27m2 stops
6:15 am - 2:18 pmSJU-SEA
12h 03m1 stop
$475Delta
Find Deal
Sun, Feb 23 - Thu, Feb 27
12:41 pm - 4:40 pmSEA-SJU
24h 59m2 stops
$113Spirit Airlines
Find Deal
Tue, Mar 18
9:48 am - 9:26 amSEA-SJU
20h 38m2 stops
$148Spirit Airlines
Find Deal
Wed, Mar 19
2:05 pm - 5:00 amSEA-SJU
11h 55m1 stop
$174American Airlines
Find Deal
Mon, Mar 24
10:01 pm - 4:34 pmSEA-SJU
15h 33m1 stop
$198American Airlines
Find Deal
Tue, Mar 18
11:59 pm - 3:36 pmSEA-SJU
12h 37m1 stop
$199United Airlines
Find Deal
Wed, Mar 19
12:49 am - 8:10 pmSEA-SJU
16h 21m2 stops
$228Delta
Find Deal
Mon, Mar 17
11:59 pm - 3:40 pmSEA-SJU
12h 41m1 stop
$270United Airlines
Find Deal
Sun, Apr 27
11:48 pm - 5:29 pmSEA-SJU
13h 41m1 stop
$271JetBlue
Find Deal
Fri, Mar 7
10:55 pm - 4:56 pmSEA-SJU
14h 01m1 stop
$316Delta
Find Deal
Thu, Mar 6
11:35 am - 1:20 amSEA-SJU
10h 45m1 stop
$344JetBlue
Find Deal
Thu, May 15
9:45 am - 12:59 amSEA-SJU
35h 14m3 stops
4:53 pm - 5:00 pmSJU-SEA
28h 07m2 stops
$438Spirit Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
9:45 am - 2:30 pmSEA-SJU
24h 45m2 stops
4:53 pm - 5:00 pmSJU-SEA
28h 07m2 stops
$488Spirit Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
5:55 pm - 9:21 amSEA-SJU
35h 26m3 stops
7:00 am - 12:19 amSJU-SEA
21h 19m2 stops
$501Spirit Airlines
Find Deal
Sat, Jan 25 - Sat, Feb 1
12:45 am - 3:18 pmSEA-SJU
10h 33m1 stop
6:15 am - 2:56 pmSJU-SEA
12h 41m2 stops
$628American Airlines
Find Deal
Thu, Jan 23 - Fri, Feb 7
7:00 am - 12:36 amSEA-SJU
13h 36m2 stops
7:45 am - 7:08 pmSJU-SEA
15h 23m2 stops
$645United Airlines
Find Deal
Wed, Jan 22 - Mon, Jan 27
11:05 pm - 4:22 pmSEA-SJU
13h 17m1 stop
7:30 am - 6:00 pmSJU-SEA
14h 30m1 stop
$653Delta
Find Deal
Fri, Jan 24 - Fri, Feb 7
6:30 am - 10:50 pmSEA-SJU
12h 20m2 stops
12:15 pm - 10:40 pmSJU-SEA
14h 25m2 stops
$672Southwest
Find Deal
Sat, Jan 25 - Mon, Jan 27
10:55 pm - 1:01 pmSEA-SJU
10h 06m1 stop
3:23 pm - 10:25 pmSJU-SEA
11h 02m1 stop
$674Delta
Find Deal
Wed, Jan 22 - Wed, Jan 29
10:18 pm - 9:38 pmSEA-SJU
19h 20m1 stop
6:15 am - 11:26 pmSJU-SEA
21h 11m1 stop
$710American Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
7:00 am - 8:55 pmSEA-SJU
9h 55m1 stop
2:05 am - 10:53 pmSJU-SEA
24h 48m2 stops
$730United Airlines
Find Deal
Fri, Jan 24 - Thu, Feb 6

United Airlines flights from Seattle to San Juan Luis Munoz Marin Intl Airport

Our best United Airlines deals on Seattle to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
Mar 4
SEA8:10 amSeattle/Tacoma Intl
10h 12m
1 stop
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Mar 11
SJU7:10 amSan Juan Luis Munoz Marin Intl
15h 09m
2 stops
SEA7:19 pmSeattle/Tacoma Intl
United Airlines
Feb 19
SEA5:02 amSeattle/Tacoma Intl
13h 20m
2 stops
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Feb 27
SJU2:05 amSan Juan Luis Munoz Marin Intl
13h 12m
1 stop
SEA11:17 amSeattle/Tacoma Intl
United Airlines
Mar 1
SEA7:32 pmSeattle/Tacoma Intl
13h 45m
2 stops
SJU1:17 pmSan Juan Luis Munoz Marin Intl
Mar 6
SJU2:25 pmSan Juan Luis Munoz Marin Intl
12h 20m
1 stop
SEA10:45 pmSeattle/Tacoma Intl

Spirit Airlines flights from Seattle to San Juan Luis Munoz Marin Intl Airport

Our best Spirit Airlines deals on Seattle to San Juan Luis Munoz Marin Intl Airport flight tickets
Spirit Airlines
Feb 25
SEA5:15 amSeattle/Tacoma Intl
28h 15m
2 stops
SJU1:30 pmSan Juan Luis Munoz Marin Intl
Mar 1
SJU6:00 amSan Juan Luis Munoz Marin Intl
22h 25m
2 stops
SEA12:25 amSeattle/Tacoma Intl
Spirit Airlines
Mar 4
SEA5:15 amSeattle/Tacoma Intl
15h 12m
2 stops
SJU12:27 amSan Juan Luis Munoz Marin Intl
Mar 11
SJU12:05 pmSan Juan Luis Munoz Marin Intl
26h 41m
2 stops
SEA11:46 amSeattle/Tacoma Intl
Spirit Airlines
Mar 3
SEA7:47 pmSeattle/Tacoma Intl
19h 05m
2 stops
SJU6:52 pmSan Juan Luis Munoz Marin Intl
Mar 5
SJU1:05 pmSan Juan Luis Munoz Marin Intl
26h 41m
2 stops
SEA11:46 amSeattle/Tacoma Intl

See travel insights to San Juan from

How to get the cheapest flight ticket from Seattle to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $452.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Seattle is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $504. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $693.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as $465. Flights in the evening are often more expensive with an average ticket price of $584.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Seattle when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $565 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Seattle for as low as $465 on momondo.

How have Seattle to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of January 2025, prices for Seattle to San Juan Luis Munoz Marin Intl Airport flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to San Juan Luis Munoz Marin Intl Airport (SEA to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$113

Fastest flight time

9h 23m

Direct flights

None
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Seattle in the past 72 hours is $113. The best round-trip flight deal from Seattle to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $227.
The fastest flight from Seattle to San Juan Luis Munoz Marin Intl Airport takes 9h 23m
There are no direct flights from Seattle to San Juan Luis Munoz Marin Intl Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - San Juan Luis Munoz Marin Intl Airport.

  • How far is Seattle/Tacoma Intl to San Juan Luis Munoz Marin Intl by plane?

    San Juan Luis Munoz Marin Intl is 3726.9 mi away from Seattle/Tacoma Intl. By plane, this route typically takes 9h 49m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents you'll need for your trip to San Juan Luis Munoz Marin Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to San Juan Luis Munoz Marin Intl Airport?


Best airlines flying from Seattle to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Seattle to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $270Free CancellationRating
6.3
8,115 reviews
Search Spirit Airlines flights
JetBluePriceFrom $282Free CancellationRating
7.4
3,201 reviews
Search JetBlue flights
FrontierPriceFrom $293Free CancellationRating
6.0
3,443 reviews
Search Frontier flights
United AirlinesPriceFrom $317Free CancellationRating
7.4
8,985 reviews
Search United Airlines flights
American AirlinesPriceFrom $326Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Sun Country AirPriceFrom $348Free CancellationRating
7.0
386 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $425Free CancellationRating
8.0
9,706 reviews
Search Alaska Airlines flights
DeltaPriceFrom $454Free CancellationRating
8.0
8,521 reviews
Search Delta flights
SouthwestPriceFrom $569Free CancellationRating
8.1
4,662 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from Seattle.

Can I find flights from Seattle to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to San Juan?

momondo provides multiple filters to help you find the best flight to San Juan from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Seattle and alert you when they change.


An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Sun 1/26
Sun 2/2
Email me momondo's favorite deals

Find better results for your trip to San Juan