Cheap flights from San Juan to Seattle from $119
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan to Seattle departing on 6/3. 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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United Airlines flights from San Juan to Seattle
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How to get the cheapest flight ticket from San Juan 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 San Juan to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $408. If you don’t want to visit Seattle in October, then you should wait until September to fly from San Juan, when ticket prices are also cheap, with an average price of $431.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from San Juan 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 San Juan 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 San Juan 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 San Juan when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $529 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Juan for as low as $480 on momondo.
What is the cheapest airline that flies from San Juan to Seattle/Tacoma Intl?
Spirit Airlines, JetBlue, and American Airlines are the most popular carriers operating from San Juan 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 San Juan according to our data. American Airlines is the first choice among our users, with 43% 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 San Juan to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Juan to Seattle
How far is San Juan to Seattle/Tacoma Intl by plane?
San Juan and Seattle/Tacoma Intl are 3720.7 mi apart from one another. 9h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from San Juan to Seattle/Tacoma Intl Airport?
Prices for flights from San Juan to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from San Juan to Seattle/Tacoma Intl Airport?
As of April 2025, there are 6 operators available to choose from for flights from San Juan to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from San Juan 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 San Juan to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from San Juan to Seattle
Compare and see reviews for airlines that fly from San Juan to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $143 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $235 | Free Cancellation | Rating 6.3 7,962 reviews | |||
| PriceFrom $324 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $452 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $589 | Free Cancellation | Rating 8.0 4,294 reviews |
Traveling to a place near Seattle?
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Why should I use momondo to find a flight deal from San Juan to Seattle?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Juan to Seattle for you.
Can I find flights from San Juan to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for San Juan to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from San Juan 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 San Juan.
I’m not ready to book a flight from San Juan to Seattle right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Seattle from San Juan. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.