Luis Munoz Marin Intl

$101+ Cheap flights from Seattle (SEA) to Luis Munoz Marin Intl (SJU)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA β€” SJU
Feb 16 β€” Feb 231
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Find cheap flights from Seattle to Luis Munoz Marin Intl with Cheapflights

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The best prices from Seattle/Tacoma Intl to San Juan Luis Munoz Marin Intl are usually found in September or January, booked 50 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Seattle to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Luis Munoz Marin Intl (SJU). 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 February 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(FlightHub)

One-way from

$101
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$521
Provider with most accurate pricing for Seattle/Tacoma Intl-San Juan Luis Munoz Marin Intl flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San Juan Luis Munoz Marin Intl flights.
From Seattle/Tacoma Intl to San Juan Luis Munoz Marin Intl
One-way flight from Seattle/Tacoma Intl to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 6% potential increase in price ($37 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from Seattle to Luis Munoz Marin Intl

Cheapest flights from Seattle to Luis Munoz Marin Intl
Explore the most affordable flight options available from Seattle to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2025.

This Mytrip deal was found by Cheapflights users on 2/11. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure Mytrip is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Tue 3/259:48 amSEA - SJU
3 stops27h 46mSpirit Airlines
Mon 3/319:51 pmSJU - SEA
3 stops24h 18mSpirit Airlines
Deal found 2/11$337
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure United Airlines is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Tue 3/48:10 amSEA - SJU
1 stop10h 12mUnited Airlines
Mon 3/101:05 amSJU - SEA
1 stop12h 44mUnited Airlines
Deal found 2/10$357
This eDestinos deal was found by Cheapflights users on 2/11. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure eDestinos is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Fri 3/2810:57 amSEA - SJU
2 stops30h 19mMultiple Airlines
Fri 4/46:15 amSJU - SEA
1 stop18h 30mMultiple Airlines
Deal found 2/11$364
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure American Airlines is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Tue 3/181:50 pmSEA - SJU
1 stop17h 55mAmerican Airlines
Wed 3/267:25 amSJU - SEA
1 stop16h 31mAmerican Airlines
Deal found 2/11$382
This eDestinos deal was found by Cheapflights users on 2/11. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure eDestinos is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Fri 3/2810:57 amSEA - SJU
2 stops30h 19mFrontier
Fri 4/49:30 pmSJU - SEA
2 stops20h 56mFrontier
Deal found 2/11$420
This JetBlue deal was found by Cheapflights users on 2/11. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure JetBlue is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Wed 4/211:55 pmSEA - SJU
1 stop11h 05mJetBlue
Wed 4/912:16 pmSJU - SEA
1 stop12h 14mJetBlue
Deal found 2/11$452
This Delta deal was found by Cheapflights users on 2/10. Clicking the β€œPick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click β€œFind deals”, make sure Delta is selected, and click β€œCompare selected” under the list of providers to see comparable flight deals.
Wed 2/266:15 amSEA - SJU
1 stop13h 31mDelta
Thu 3/67:30 amSJU - SEA
1 stop10h 48mDelta
Deal found 2/10$498

Find flights from Seattle to Luis Munoz Marin Intl within your budget

Customize your flight search to find flights from Seattle to Luis Munoz Marin Intl 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 2,558,603 searches. Data last updated February 11, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 4/28

12:11 pm-4:37 pm

2 stops25h 26m

San Juan Luis Munoz Marin Intl

Sun 5/4

3:28 am-11:15 am

2 stops34h 47m

$338

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 3/4

8:10 am-10:22 pm

1 stop10h 12m

San Juan Luis Munoz Marin Intl

Mon 3/10

1:05 am-10:49 am

1 stop12h 44m

$357

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 3/28

10:57 am-8:16 pm

2 stops30h 19m

San Juan Luis Munoz Marin Intl

Fri 4/4

6:15 am-9:45 pm

1 stop18h 30m

$364

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 3/18

11:59 pm-2:34 pm

2 stops11h 35m

San Juan Luis Munoz Marin Intl

Wed 3/26

1:25 pm-8:56 pm

1 stop10h 31m

$382

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 3/28

10:57 am-8:16 pm

2 stops30h 19m

San Juan Luis Munoz Marin Intl

Fri 4/4

9:30 pm-3:26 pm

2 stops20h 56m

$420

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Tue 3/18

11:48 pm-2:30 pm

1 stop11h 42m

San Juan Luis Munoz Marin Intl

Wed 3/26

11:05 am-10:38 pm

1 stop14h 33m

$460

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Wed 2/26

6:15 am-11:46 pm

1 stop13h 31m

San Juan Luis Munoz Marin Intl

Thu 3/6

7:30 am-2:18 pm

1 stop10h 48m

$498

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 3/10

7:57 pm-6:58 pm

2 stops20h 01m

$101

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Fri 4/11

11:34 am-2:09 am

2 stops35h 35m

$146

SeattleSan Juan

SEA - SJU

SEASJU

Seattle/Tacoma Intl

Mon 3/10

11:48 pm-1:18 pm

1 stop10h 30m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 16 results
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Compare providers for flights from Seattle to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Luis Munoz Marin Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
FareScanPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl

Get recent, data-driven insights about flights from Seattle to Luis Munoz Marin Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Luis Munoz Marin Intl. Price data was last updated on February 7, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Seattle to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Seattle to San Juan Luis Munoz Marin Intl Airport in March is currently the most expensive (average of $370). 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2025.

It’s typically best to fly out from Seattle to San Juan Luis Munoz Marin Intl Airport at noon. Doing so could potentially save you 20% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Thursday 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 Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated February 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and JetBlue from Seattle to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips πŸ˜₯

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips πŸ˜₯

8.0
Very good

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips πŸ˜₯

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding