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Cheap flights from Seattle to Puerto Rico

SEA — SJU
8 Jul — 15 Jul1
1 adult

Cheap flight deals from Seattle to Puerto Rico

Keep the following information in mind while searching for Seattle to Puerto Rico flight deals. Data was last updated 3 July 2025.

Popular in

December

Cheapest in

September

Average price

C$ 925
Highest demand for flights based on searches. 4% potential increase in price (C$ 46 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 39 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Cheapflights Insights

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

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

Currently, April is the cheapest month in which you can book a flight from Seattle to Puerto Rico (average of C$ 254). Flying from Seattle to Puerto Rico in July is currently the most expensive (average of C$ 580). 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 PR?

Find hourly flight availability from Seattle to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Puerto Rico as you normally would.

Related info for your journey

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

    For a flight from Seattle to Puerto Rico, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Puerto Rico 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 Seattle to Puerto Rico?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Puerto Rico (average of C$ 254). Flying from Seattle to Puerto Rico in July is currently the most expensive (average of C$ 580). 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.

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Alternative routes for Seattle to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Seattle to Puerto Rico?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Puerto Rico. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Puerto Rico with no change fees?

Need flexible booking options for your flight to Puerto Rico from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Puerto Rico become cheaper?

Not ready to book yet? You can track prices for flights from Seattle to Puerto Rico on Cheapflights with our Price Alert feature and get notified when better prices are available.

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