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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Seattle from $120

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 Luis Munoz Marin Intl Airport to Seattle departing on 4/29. 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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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Seattle

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from San Juan Luis Munoz Marin Intl Airport to Seattle.
6:38 pm - 11:35 amSJU-SEA
19h 57m2 stops
12:30 pm - 3:35 pmSEA-SJU
24h 05m2 stops
$278Spirit Airlines
Find Deal
Fri, Apr 18 - Tue, Apr 29
8:45 pm - 6:23 pmSJU-SEA
24h 38m2 stops
8:56 pm - 9:04 pmSEA-SJU
21h 08m2 stops
$298Spirit Airlines
Find Deal
Sat, Apr 19 - Mon, Apr 28
5:30 am - 9:15 pmSJU-SEA
18h 45m1 stop
1:29 am - 11:00 pmSEA-SJU
18h 31m1 stop
$357American Airlines
Find Deal
Sat, Aug 30 - Sat, Aug 30
11:50 am - 11:39 pmSJU-SEA
14h 49m1 stop
6:58 am - 5:00 amSEA-SJU
19h 02m1 stop
$365American Airlines
Find Deal
Fri, Apr 18 - Tue, Apr 29
7:00 am - 6:30 pmSJU-SEA
14h 30m2 stops
11:59 pm - 3:40 pmSEA-SJU
12h 41m1 stop
$380United Airlines
Find Deal
Wed, Apr 30 - Sun, May 4
2:55 pm - 10:50 pmSJU-SEA
10h 55m1 stop
11:59 pm - 2:44 pmSEA-SJU
11h 45m1 stop
$384United Airlines
Find Deal
Fri, Apr 25 - Fri, May 2
6:15 am - 4:57 pmSJU-SEA
13h 42m1 stop
7:30 am - 11:15 pmSEA-SJU
12h 45m1 stop
$392Delta
Find Deal
Fri, Apr 18 - Tue, Apr 29
6:15 am - 4:57 pmSJU-SEA
13h 42m1 stop
6:00 am - 8:23 pmSEA-SJU
11h 23m1 stop
$427Delta
Find Deal
Fri, Apr 18 - Sat, May 3
12:16 pm - 10:27 pmSJU-SEA
13h 11m1 stop
11:35 am - 1:29 amSEA-SJU
10h 54m1 stop
$429JetBlue
Find Deal
Tue, Apr 15 - Fri, May 2
11:58 am - 8:54 pmSJU-SEA
11h 56m1 stop
11:38 am - 12:55 amSEA-SJU
10h 17m1 stop
$434JetBlue
Find Deal
Thu, May 8 - Sat, May 17

Delta flights from San Juan Luis Munoz Marin Intl Airport to Seattle

Our best Delta deals on San Juan Luis Munoz Marin Intl Airport to Seattle flight tickets
Delta
Apr 18
SJU6:15 amSan Juan Luis Munoz Marin Intl
13h 42m
1 stop
SEA4:57 pmSeattle/Tacoma Intl
Apr 29
SEA7:30 amSeattle/Tacoma Intl
12h 45m
1 stop
SJU11:15 pmSan Juan Luis Munoz Marin Intl
Delta
Apr 18
SJU6:15 amSan Juan Luis Munoz Marin Intl
13h 42m
1 stop
SEA4:57 pmSeattle/Tacoma Intl
May 3
SEA6:00 amSeattle/Tacoma Intl
11h 23m
1 stop
SJU8:23 pmSan Juan Luis Munoz Marin Intl
Delta
Apr 18
SJU7:15 amSan Juan Luis Munoz Marin Intl
12h 42m
1 stop
SEA4:57 pmSeattle/Tacoma Intl
Apr 28
SEA10:30 pmSeattle/Tacoma Intl
12h 49m
1 stop
SJU2:19 pmSan Juan Luis Munoz Marin Intl

JetBlue flights from San Juan Luis Munoz Marin Intl Airport to Seattle

Our best JetBlue deals on San Juan Luis Munoz Marin Intl Airport to Seattle flight tickets
JetBlue
Apr 15
SJU12:16 pmSan Juan Luis Munoz Marin Intl
13h 11m
1 stop
SEA10:27 pmSeattle/Tacoma Intl
May 2
SEA11:35 amSeattle/Tacoma Intl
10h 54m
1 stop
SJU1:29 amSan Juan Luis Munoz Marin Intl
JetBlue
May 8
SJU11:58 amSan Juan Luis Munoz Marin Intl
11h 56m
1 stop
SEA8:54 pmSeattle/Tacoma Intl
May 17
SEA11:38 amSeattle/Tacoma Intl
10h 17m
1 stop
SJU12:55 amSan Juan Luis Munoz Marin Intl
JetBlue
Apr 15
SJU12:16 pmSan Juan Luis Munoz Marin Intl
13h 11m
1 stop
SEA10:27 pmSeattle/Tacoma Intl
May 3
SEA11:35 amSeattle/Tacoma Intl
10h 54m
1 stop
SJU1:29 amSan Juan Luis Munoz Marin Intl

See travel insights to Seattle from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport 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 typical price of a round-trip flight between San Juan Luis Munoz Marin Intl Airport and Seattle?

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $414. If you don’t want to visit Seattle in September, then you should wait until October to fly from San Juan Luis Munoz Marin Intl Airport, when ticket prices are also cheap, with an average price of $417.

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 Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $540 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 Luis Munoz Marin Intl Airport for as low as $467 on momondo.

How have San Juan Luis Munoz Marin Intl Airport to Seattle flight prices changed over time?

As of March 2025, prices for San Juan Luis Munoz Marin Intl Airport to Seattle flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Seattle (SJU to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Seattle

Best Price Found

$120

Fastest flight time

9h 55m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $120. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to Seattle found on momondo in the last 72 hours is $278.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Seattle takes 9h 55m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to Seattle. Popular non-direct route for this connection is San Juan Luis Munoz Marin Intl Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is San Juan Luis Munoz Marin Intl to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 3726.9 mi away from San Juan Luis Munoz Marin Intl. 9h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Juan Luis Munoz Marin Intl Airport to Seattle?

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to Seattle?


Best airlines flying from San Juan Luis Munoz Marin Intl Airport to Seattle

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $143Free CancellationRating
7.3
2,922 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $235Free CancellationRating
6.3
7,882 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
American AirlinesPriceFrom $332Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $454Free CancellationRating
8.0
7,896 reviews
Search Delta flights
SouthwestPriceFrom $589Free CancellationRating
8.0
4,273 reviews
Search Southwest flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
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Federal Way
Tukwila
Puyallup
Kirkland
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Marysville
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Cle Elum
Lacey

Why use momondo?

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?

Flights from San Juan 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 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?

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 San Juan and alert you when they change.


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