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$188+ Cheap flights from Puerto Rico to Seattle (SEA)

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SEA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Puerto Rico to Seattle

Keep the following information in mind while searching for Puerto Rico to Seattle flight deals. Data was last updated August 14, 2025.

Round-trip from

$363
(Trip.com)

One-way from

$188
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$513
From Puerto Rico to Seattle/Tacoma Intl
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One-way flight from Puerto Rico to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Puerto Rico to Seattle

Cheapest flights from Puerto Rico to Seattle
Explore the most affordable flight options available from Puerto Rico to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/261:29 pmSJU - SEA
1 stop11h 55mJetBlue
Sun 10/511:59 pmSEA - SJU
1 stop13h 43mJetBlue
Deal found 8/13$363
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/21:29 pmSJU - SEA
1 stop11h 55mJetBlue
Mon 10/1311:40 pmSEA - SJU
1 stop14h 02mJetBlue
Deal found 8/14$365
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/2412:15 amBQN - SEA
2 stops19h 09mUnited Airlines
Sat 10/47:00 amSEA - BQN
2 stops13h 09mUnited Airlines
Deal found 8/14$377
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:15 amSJU - SEA
1 stop10h 46mDelta
Tue 11/116:00 amSEA - SJU
1 stop13h 17mDelta
Deal found 8/14$377
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/56:10 amSJU - SEA
1 stop20h 49mAmerican Airlines
Sat 9/203:40 pmSEA - SJU
1 stop19h 35mAmerican Airlines
Deal found 8/14$380
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 10/46:10 amSJU - SEA
1 stop20h 49mAmerican Airlines
Mon 10/1312:34 amSEA - SJU
1 stop10h 34mAmerican Airlines
Deal found 8/14$386
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:20 amSJU - SEA
2 stops15h 35mSouthwest
Tue 11/116:35 amSEA - SJU
2 stops11h 30mSouthwest
Deal found 8/14$394
This JetBlue deal was found by Cheapflights users on 8/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/41:29 pmSJU - SEA
1 stop11h 55mJetBlue
Sun 10/1211:40 pmSEA - SJU
1 stop14h 02mJetBlue
Deal found 8/12$398
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 9/101:05 amSJU - SEA
1 stop12h 40mUnited Airlines
Sat 9/1310:55 pmSEA - SJU
1 stop10h 39mUnited Airlines
Deal found 8/12$399
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/241:05 amSJU - SEA
1 stop12h 42mUnited Airlines
Sat 10/410:54 pmSEA - SJU
1 stop11h 51mUnited Airlines
Deal found 8/14$404
This Expedia deal was found by Cheapflights users on 8/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:55 pmSJU - SEA
1 stop17h 24mJetBlue
Mon 9/2911:59 pmSEA - SJU
1 stop13h 44mJetBlue
Deal found 8/12$407
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 9/612:01 pmSJU - SEA
1 stop14h 58mAmerican Airlines
Mon 9/158:18 pmSEA - SJU
1 stop11h 53mAmerican Airlines
Deal found 8/14$411

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Seattle 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 August 14, 2025.
Use the filters below to find and compare flights from Puerto Rico to Seattle that are best for you.

Fly from

Puerto Rico

Fly to

Seattle

Route

Depart

Return

Price

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 9/26

1:29 pm-10:24 pm

1 stop11h 55m

Seattle/Tacoma Intl

Sun 10/5

11:59 pm-4:42 pm

1 stop13h 43m

$363

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 10/2

1:29 pm-10:24 pm

1 stop11h 55m

Seattle/Tacoma Intl

Mon 10/13

11:40 pm-4:42 pm

1 stop14h 02m

$365

AguadillaSeattle

BQN - SEA

BQNSEA

Aguadilla Borinquen

Wed 9/24

12:15 am-4:24 pm

2 stops19h 09m

Seattle/Tacoma Intl

Sat 10/4

7:00 am-11:09 pm

2 stops13h 09m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 11/5

7:15 am-4:54 pm

2 stops13h 39m

Seattle/Tacoma Intl

Tue 11/11

6:00 am-11:17 pm

1 stop13h 17m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 10/1

6:10 am-11:59 pm

1 stop20h 49m

Seattle/Tacoma Intl

Wed 10/8

11:20 pm-2:20 pm

1 stop12h 00m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Mon 10/27

7:05 am-11:35 pm

1 stop19h 30m

Seattle/Tacoma Intl

Sun 11/2

10:08 pm-1:41 pm

1 stop11h 33m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Tue 11/11

1:50 pm-12:14 am

1 stop14h 24m

Seattle/Tacoma Intl

Mon 11/17

11:55 pm-5:15 pm

2 stops13h 20m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 9/25

1:30 pm-10:17 pm

1 stop11h 47m

Seattle/Tacoma Intl

Sat 10/4

10:54 pm-12:00 pm

1 stop10h 06m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 9/19

1:40 pm-11:59 pm

1 stop13h 19m

Seattle/Tacoma Intl

Mon 9/22

8:18 pm-2:53 pm

1 stop15h 35m

$377

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 11/5

2:41 pm-11:24 pm

2 stops12h 43m

Seattle/Tacoma Intl

Tue 11/11

6:19 am-8:48 pm

1 stop10h 29m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 22 results
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Best time to book a flight from Puerto Rico to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Puerto Rico 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.

Cheapflights Insights

Everything you need to know about your flight from Puerto Rico to Seattle

What is the cheapest month to book a flight from Puerto Rico to Seattle?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Seattle (average of $238). Flying from Puerto Rico to Seattle in June is currently the most expensive (average of $389). 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 PR to SEA?

Find hourly flight availability from Puerto Rico to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Puerto Rico to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Puerto Rico to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
JetBlue
7.2
Good
2,913 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Spirit Airlines
6.3
Okay
8,046 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Seattle. 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 into for flights to Seattle from Puerto Rico?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Puerto Rico to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • What are the cheapest airlines to fly from Puerto Rico to Seattle one-way?

    The cheapest airlines for a one-way flight from Puerto Rico to Seattle are Frontier ($188), Delta ($189), and United Airlines ($299).

  • What are the most popular routes from Puerto Rico to Seattle?

    The most popular flight routes from Puerto Rico to Seattle are San Juan Luis Munoz Marin Intl - Seattle/Tacoma Intl, Aguadilla Borinquen - Seattle/Tacoma Intl and Culebra - Seattle/Tacoma Intl.

  • Can I find deals for flights from Puerto Rico to Seattle that include hotel bookings?

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

  • How can I find direct flights from Puerto Rico to Seattle?

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

  • Can I find deals for business class flights from Puerto Rico to Seattle?

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

  • What is the cheapest month to book a flight from Puerto Rico to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Seattle (average of $238). Flying from Puerto Rico to Seattle in June is currently the most expensive (average of $389). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
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Tacoma
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Seattle flights
Luis Munoz Marin Intl to Portland flights
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Top 6 airlines flying from Puerto Rico to Seattle

Discover the top 6 airlines that operate flights from Puerto Rico to Seattle. 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 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$179Average$505FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$235Average$401FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$326Average$482FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$551FlexibilityNo cancel feeOn-time71%
DeltaCheapest$445Average$622FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$555Average$661FlexibilityNo cancel feeOn-time63%

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