San Juan

$211+ Cheap flights from Seattle (SEA) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJU
nov. 7 — nov. 141
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The best prices from Seattle/Tacoma Intl to San Juan are usually found in January or September, booked 21 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Seattle to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 2, 2024.

Popular in

December

Cheapest in

January

Round-trip from

$376
(FareScan)

One-way from

$211
(FareScan)
High demand for flights, 25% potential price rise
Best time to find cheap flights, 28% potential price drop
From Seattle/Tacoma Intl to San Juan
One-way flight from Seattle/Tacoma Intl to San Juan

Find flight deals from Seattle to San Juan

Cheapest flights from Seattle to San Juan
Explore the most affordable flight options available from Seattle to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 2, 2024.

This FareScan deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/155:45 amSEA - SJU
3 stops33h 09mSpirit Airlines
dom. 11/178:39 pmSJU - SEA
2 stops23h 44mSpirit Airlines
Deal found 11/1$376
This CheapOair deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/35:45 amSEA - SJU
2 stops26h 52mMultiple Airlines
sáb. 12/145:00 pmSJU - SEA
1 stop28h 21mMultiple Airlines
Deal found 11/1$377
This United Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/95:00 amSEA - SJU
1 stop9h 25mUnited Airlines
jue. 12/122:05 amSJU - SEA
1 stop13h 19mUnited Airlines
Deal found 11/1$416
This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/812:15 amSEA - SJU
2 stops11h 35mAmerican Airlines
vie. 12/136:30 amSJU - SEA
1 stop19h 51mAmerican Airlines
Deal found 11/1$420
This Sun Country Air deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/136:39 pmSEA - SJU
1 stop17h 22mSun Country Air
dom. 12/225:20 pmSJU - SEA
1 stop33h 23mSun Country Air
Deal found 11/1$491

Find flights from Seattle to San Juan within your budget

Customize your flight search to find flights from Seattle to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated noviembre 2, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

mar. 12/17

5:15 am-5:40 pm

3 stops32h 25m

$211

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

mar. 3/4

1:43 am-2:56 pm

1 stop9h 13m

$214

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 11/15

6:14 pm-4:14 pm

1 stop18h 00m

$228

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 12/27

6:40 pm-3:19 pm

3 stops40h 39m

$274

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 1/17

6:15 am-6:12 am

2 stops19h 57m

$279

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 3/7

9:05 am-1:40 am

2 stops12h 35m

$312

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

lun. 12/2

9:45 pm-2:31 pm

1 stop12h 46m

$347

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 2/14

5:21 pm-12:59 pm

1 stop15h 38m

$349

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

mié. 11/27

11:35 am-3:13 am

1 stop11h 38m

$393

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

vie. 11/15

5:45 am-6:54 pm

3 stops33h 09m

San Juan Luis Munoz Marin Intl

dom. 11/17

8:39 pm-4:23 pm

2 stops23h 44m

$376

Flights are sorted by cheapest first

Deals found on 11/1

Showing 1-10 of 17 results
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Best time to book a flight from Seattle to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to San Juan

Get recent, data-driven insights about flights from Seattle to San Juan including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Juan. Price data was last updated on November 1, 2024.

The best time to book flights from Seattle to San Juan is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to San Juan?

Currently, September is the cheapest month in which you can book a flight from Seattle to San Juan (average of $254). Flying from Seattle to San Juan in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to SJU?

Find hourly flight availability from Seattle to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 2, 2024.

It’s typically best to fly out from Seattle to San Juan at noon. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Juan. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Seattle to San Juan flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated noviembre 2, 2024.
To help decide which airline to fly from Seattle to San Juan, see what other customers have to say about American Airlines, Spirit Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,826 reviews
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.5
Good
3,501 reviews
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
9,238 reviews
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.2
Good
10,000 reviews
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.0
Good
433 reviews
8.0
Very good
8,826 reviews

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Seattle to San Juan?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to San Juan from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 8 different airlines.

  • Can I find flights from Seattle to San Juan for under $400 on Cheapflights?

    Yes, there are multiple flights from Seattle to San Juan for under $400. The cheapest flight booked recently is on Spirit Airlines for just $376, but on average you can expect to pay $416.

  • Are there last-minute flights available from Seattle to San Juan for under $500?

    There are currently 5+ open flights from Seattle to San Juan within the next 7 days for less than $500.

  • What are the cheapest airlines flying from Seattle to San Juan round-trip?

    Our cheapest airline available from Seattle to San Juan is Spirit Airlines. Our recent data shows that you can find tickets from as low as $376 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $377 and $410 round-trip. Spirit Airlines is currently priced 33% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to San Juan one-way?

    $211 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Sun Country Air, with prices starting from $217 and $228, respectively.

  • What does SEA to SJU mean?

    SEA and SJU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to SJU refers to a flight route from Seattle/Tacoma Intl Airport to San Juan Luis Munoz Marin Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR).

  • Where are the most common layover locations when flying from Seattle to San Juan?

  • What are some popular things to do or see while on a layover in Charlotte?

    Most Charlotte visitors opt to spend their time experiencing Carowind, Mint Museum Uptown, and Ovens Auditorium. Travelers on a layover in Charlotte can visit Carowind, Mint Museum Uptown, and Ovens Auditorium, by traveling 8.2 mi, 5.4 mi, and 8.5 mi, respectively after landing at Charlotte Douglas. Travelers can book a car rental at Charlotte Douglas for about $58 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Miami?

    Bayfront Park, Wynwood Art District, and Bayside Marketplace are currently the most popular points of interest in Miami at the moment. Those on a layover in Miami interested in visiting Bayfront Park, Wynwood Art District, or Bayside Marketplace can do so by traveling 6.4 mi, 5.5 mi, and 6.4 mi, respectively from Miami. Those looking to explore during their layover in Miami can rent a car from Miami for about $26 per day.

  • What are points of interest worth seeing during a layover in Dallas?

    American Airlines Center, Dos Equis Pavilion, and Majestic Theatre are the most popular attractions in Dallas if you're in need of something to do during your layover. Those on a layover in Dallas interested in visiting American Airlines Center, Dos Equis Pavilion, or Majestic Theatre can do so by traveling 15.0 mi, 18.3 mi, and 16.1 mi, respectively from Dallas/Fort Worth. Those landing in Dallas looking to spend some time exploring during their layover can rent a car for about $62 per day.

  • Where are the least popular layover locations for Seattle to San Juan flights?

  • Can I find deals for flights from Seattle to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to San Juan that include hotel bookings?

    Yes. In addition to deals on Seattle to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Juan.

  • Can I find deals for business class flights from Seattle to San Juan?

    Yes. Cheapflights offers flight deals from Seattle to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to San Juan that allow pets onboard?

    Many airlines flying from Seattle to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to San Juan?

    Yes, you can often find last-minute deals on Seattle to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to San Juan flight deals updated?

    The Seattle to San Juan flight deals you see on this page were last updated on 11/1.

  • What is the cheapest month to book a flight from Seattle to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Seattle to San Juan (average of $254). Flying from Seattle to San Juan in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 8 airlines flying from Seattle to San Juan

Discover the top 8 airlines that operate flights from Seattle to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated noviembre 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$232Average$427FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$286Average$534FlexibilityNo cancel feeOn-time62%
FrontierCheapest$290Average$438FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$291Average$834FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$308Average$516FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$312Average$625FlexibilityNo cancel feeOn-time69%
DeltaCheapest$454Average$747FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$484Average$682FlexibilityNo cancel feeOn-time75%
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