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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Seattle from $222

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 7/29. 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

Enter your travel dates to find the best prices.
Delta Logo
2:11 pm - 10:05 pm
SJU
-
SEA
10h 54m
1 stop
Delta Logo
6:09 pm - 11:46 am
SEA
-
SJU
14h 37m
2 stops
$545Delta
Fri, Aug 7 - Sun, Aug 23
Delta Logo
1:16 pm - 12:12 am
SJU
-
SEA
13h 56m
2 stops
Delta Logo
11:05 pm - 1:20 pm
SEA
-
SJU
11h 15m
1 stop
$549Delta
Fri, May 29 - Fri, Jun 5
American Airlines Logo
6:00 am - 4:32 pm
SJU
-
SEA
13h 32m
2 stops
American Airlines Logo
5:31 pm - 2:54 pm
SEA
-
SJU
18h 23m
1 stop
$558American Airlines
Wed, Aug 5 - Thu, Aug 13
Southwest Logo
10:20 am - 9:50 pm
SJU
-
SEA
14h 30m
2 stops
Southwest Logo
7:25 pm - 12:20 pm
SEA
-
SJU
13h 55m
2 stops
$560Southwest
Thu, Jul 30 - Mon, Aug 10
American Airlines Logo
6:00 am - 4:32 pm
SJU
-
SEA
13h 32m
2 stops
American Airlines Logo
6:00 am - 11:07 pm
SEA
-
SJU
14h 07m
1 stop
$561American Airlines
Wed, Aug 5 - Thu, Aug 13
American Airlines Logo
6:20 am - 9:35 pm
SJU
-
SEA
18h 15m
1 stop
American Airlines Logo
8:10 am - 11:00 pm
SEA
-
SJU
11h 50m
1 stop
$562American Airlines
Thu, May 28 - Sat, Jun 6
American Airlines Logo
6:21 am - 9:35 pm
SJU
-
SEA
18h 14m
1 stop
American Airlines Logo
12:56 pm - 9:45 am
SEA
-
SJU
17h 49m
1 stop
$564American Airlines
Thu, Jun 25 - Fri, Jul 3
Multiple Airlines Logo
6:41 pm - 10:06 am
SJU
-
SEA
42h 25m
2 stops
Multiple Airlines Logo
6:21 am - 12:44 am
SEA
-
SJU
39h 23m
3 stops
$566Multiple Airlines
Wed, Jun 3 - Sun, Jun 14
Multiple Airlines Logo
6:41 pm - 10:06 am
SJU
-
SEA
42h 25m
2 stops
Multiple Airlines Logo
10:02 pm - 3:57 am
SEA
-
SJU
26h 55m
1 stop
$567Multiple Airlines
Wed, Jun 3 - Sun, Jun 14
JetBlue Logo
9:52 am - 8:56 pm
SJU
-
SEA
14h 04m
1 stop
JetBlue Logo
10:29 pm - 3:10 pm
SEA
-
SJU
13h 41m
1 stop
$571JetBlue
Thu, Jun 4 - Sat, Jun 13

American Airlines flights from San Juan Luis Munoz Marin Intl Airport to Seattle

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to Seattle flight tickets
American Airlines
Aug 5
SJU6:00 amSan Juan Luis Munoz Marin Intl
13h 32m
2 stops
SEA4:32 pmSeattle/Tacoma Intl
Aug 13
SEA5:31 pmSeattle/Tacoma Intl
18h 23m
1 stop
SJU2:54 pmSan Juan Luis Munoz Marin Intl
$558
American Airlines
Aug 5
SJU6:00 amSan Juan Luis Munoz Marin Intl
13h 32m
2 stops
SEA4:32 pmSeattle/Tacoma Intl
Aug 13
SEA6:00 amSeattle/Tacoma Intl
14h 07m
1 stop
SJU11:07 pmSan Juan Luis Munoz Marin Intl
$561
American Airlines
May 28
SJU6:20 amSan Juan Luis Munoz Marin Intl
18h 15m
1 stop
SEA9:35 pmSeattle/Tacoma Intl
Jun 6
SEA8:10 amSeattle/Tacoma Intl
11h 50m
1 stop
SJU11:00 pmSan Juan Luis Munoz Marin Intl
$562

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
Jun 4
SJU9:52 amSan Juan Luis Munoz Marin Intl
14h 04m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Jun 13
SEA10:29 pmSeattle/Tacoma Intl
13h 41m
1 stop
SJU3:10 pmSan Juan Luis Munoz Marin Intl
$571
JetBlue
May 28
SJU6:30 amSan Juan Luis Munoz Marin Intl
17h 26m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Jun 5
SEA11:52 pmSeattle/Tacoma Intl
20h 01m
1 stop
SJU10:53 pmSan Juan Luis Munoz Marin Intl
$573
JetBlue
Jun 6
SJU6:30 amSan Juan Luis Munoz Marin Intl
17h 26m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Jun 6
SEA11:49 pmSeattle/Tacoma Intl
10h 27m
1 stop
SJU1:16 pmSan Juan Luis Munoz Marin Intl
$574

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 8/7

2:11 pm-10:05 pm

1 stop10h 54m

Seattle/Tacoma Intl

Sun 8/23

6:09 pm-11:46 am

2 stops14h 37m

$545
Quickest round-trip

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 5/29

1:16 pm-12:12 am

2 stops13h 56m

Seattle/Tacoma Intl

Fri 6/5

11:05 pm-1:20 pm

1 stop11h 15m

$549

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 8/5

6:00 am-4:32 pm

2 stops13h 32m

Seattle/Tacoma Intl

Thu 8/13

5:31 pm-2:54 pm

1 stop18h 23m

$558

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 7/30

10:20 am-9:50 pm

2 stops14h 30m

Seattle/Tacoma Intl

Mon 8/10

7:25 pm-12:20 pm

2 stops13h 55m

$560

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 8/5

6:00 am-4:32 pm

2 stops13h 32m

Seattle/Tacoma Intl

Thu 8/13

6:00 am-11:07 pm

1 stop14h 07m

$561

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 5/28

6:20 am-9:35 pm

1 stop18h 15m

Seattle/Tacoma Intl

Sat 6/6

8:10 am-11:00 pm

1 stop11h 50m

$562

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 6/25

6:21 am-9:35 pm

1 stop18h 14m

Seattle/Tacoma Intl

Fri 7/3

12:56 pm-9:45 am

1 stop17h 49m

$564

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 6/3

6:41 pm-10:06 am

2 stops42h 25m

Seattle/Tacoma Intl

Sun 6/14

6:21 am-12:44 am

3 stops39h 23m

$566

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 6/3

6:41 pm-10:06 am

2 stops42h 25m

Seattle/Tacoma Intl

Sun 6/14

10:02 pm-3:57 am

1 stop26h 55m

$567

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 6/4

9:52 am-8:56 pm

1 stop14h 04m

Seattle/Tacoma Intl

Sat 6/13

10:29 pm-3:10 pm

1 stop13h 41m

$571

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, February 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 $384. If you don’t want to visit Seattle in February, 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 $411.

How far in advance should I book a flight from San Juan Luis Munoz Marin Intl Airport to Seattle?

You are more likely to see cheaper flights to Seattle from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $536 when searching 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 $487 on momondo.

Can stopping save me money on San Juan Luis Munoz Marin Intl Airport to Seattle flights?

You could potentially save up to 26% on your flight if you consider stops on a San Juan Luis Munoz Marin Intl Airport to Seattle flight.

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

As of May 2026, prices for San Juan Luis Munoz Marin Intl Airport to Seattle flights are approximately 37% 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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Seattle takes 10h 55m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to Seattle. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to Seattle.
Search flight deals

Frequently asked questions about flying from San Juan Luis Munoz Marin Intl Airport to Seattle

  • 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. 10h 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
DeltaPriceFrom $182Free CancellationRating
7.9
8,451 reviews
Search Delta flights
JetBluePriceFrom $266Free CancellationRating
7.1
2,973 reviews
Search JetBlue flights
American AirlinesPriceFrom $367Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights
United AirlinesPriceFrom $377Free CancellationRating
7.4
9,699 reviews
Search United Airlines flights
SouthwestPriceFrom $454Free CancellationRating
8.0
4,298 reviews
Search Southwest flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
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Federal Way
Centralia
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Tumwater

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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