Cheap flights from Puerto Rico to Seattle from $161
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Seattle departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Puerto Rico to Seattle
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 Seattle?
In general, October is the cheapest month to fly from Puerto Rico to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $389. If you don’t want to visit Seattle in October, then you should wait until February to fly from Puerto Rico, when ticket prices are also cheap, with an average price of $437.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Puerto Rico is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $462. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Puerto Rico because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $788.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Puerto Rico in the evening is the least expensive time of day to depart. momondo users have found prices as low as $453 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $589. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $525 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Puerto Rico for as low as $459 on momondo.
What is the cheapest airline that flies from Puerto Rico to Seattle/Tacoma Intl?
Spirit Airlines, United Airlines, and Delta are the most popular carriers operating from Puerto Rico to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Puerto Rico according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
Cheap Puerto Rico to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to Seattle
When did momondo last update prices for flights from Puerto Rico to Seattle/Tacoma Intl Airport?
Prices for flights from Puerto Rico to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Puerto Rico to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Puerto Rico to Seattle/Tacoma Intl Airport is 6 as of July 2025.
How old do you have to be to fly from Puerto Rico to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma 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 Seattle/Tacoma 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 plane model from Puerto Rico to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Puerto Rico to Seattle is Boeing 737-900 (100.00% of total bookings).
Best airlines flying from Puerto Rico to Seattle
Compare and see reviews for airlines that fly from Puerto Rico to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $148 | Free Cancellation | Rating 7.3 2,916 reviews | |||
| PriceFrom $235 | Free Cancellation | Rating 6.3 8,094 reviews | |||
| PriceFrom $302 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $342 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $555 | Free Cancellation | Rating 8.0 4,270 reviews |
Traveling to a place near Seattle?
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Why should I use momondo to find a flight deal from Puerto Rico to Seattle?
Finding the right flight to Seattle from Puerto Rico is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from Puerto Rico to Seattle with flexible booking policies on momondo?
Flights from Puerto Rico to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Puerto Rico to Seattle?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Puerto Rico.
I’m not ready to book a flight from Puerto Rico to Seattle right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Puerto Rico and alert you when they change.