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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Seattle from $205

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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.
Frontier Logo
4:23 pm - 3:40 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
27h 17m2 stops Tampa Denver Intl
Frontier Logo
4:58 pm - 1:07 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
28h 09m2 stops Denver Intl Atlanta Hartsfield-Jackson
$507Frontier
Thu, Dec 3 - Mon, Dec 7
Multiple Airlines Logo
3:28 am - 10:20 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
22h 52m1 stop Miami
Multiple Airlines Logo
9:46 pm - 1:07 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
23h 21m1 stop Atlanta Hartsfield-Jackson
$515Multiple Airlines
Wed, Dec 2 - Sun, Dec 6
Southwest Logo
5:35 am - 3:40 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
14h 05m2 stops Orlando Sacramento Intl
Southwest Logo
6:50 pm - 10:45 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 55m2 stops Phoenix Sky Harbor Intl Orlando
$551Southwest
Mon, Feb 8 - Mon, Feb 8
Southwest Logo
5:35 am - 3:40 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
14h 05m2 stops Orlando Sacramento Intl
Southwest Logo
6:50 pm - 10:45 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 55m2 stops Phoenix Sky Harbor Intl Orlando
$551Southwest
Mon, Feb 8 - Mon, Feb 8
United Airlines Logo
1:00 pm - 11:44 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
26h 44m2 stops Newark Los Angeles
United Airlines Logo
6:15 am - 11:50 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
25h 35m2 stops Los Angeles Newark
$591United Airlines
Fri, Dec 4 - Tue, Dec 8
United Airlines Logo
7:40 am - 9:59 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
18h 19m2 stops Houston George Bush Intcntl Los Angeles
United Airlines Logo
5:28 pm - 6:25 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
20h 57m2 stops Los Angeles Denver Intl
$591United Airlines
Wed, Jan 20 - Mon, Jan 25
American Airlines Logo
10:27 am - 12:59 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
18h 32m1 stop Miami
American Airlines Logo
6:06 am - 11:39 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 33m1 stop Chicago O'Hare Intl
$594American Airlines
Tue, Dec 22 - Thu, Jan 7
American Airlines Logo
12:59 pm - 12:59 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
16h 00m1 stop Miami
American Airlines Logo
11:31 pm - 4:57 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 26m1 stop Charlotte Douglas
$594American Airlines
Mon, Dec 21 - Fri, Jan 8
Delta Logo
6:15 am - 6:30 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
15h 15m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
6:05 am - 10:25 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 20m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson
$594Delta
Fri, Apr 30 - Sun, May 9
Delta Logo
6:15 am - 4:35 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 20m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:05 pm - 1:20 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 15m1 stop Detroit Metropolitan Wayne County
$594Delta
Thu, May 6 - Sat, May 15

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

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to Seattle flight tickets
Frontier
Dec 3
SJU4:23 pmSan Juan Luis Munoz Marin Intl
27h 17m
2 stops
SEA3:40 pmSeattle/Tacoma Intl
Dec 7
SEA4:58 pmSeattle/Tacoma Intl
28h 09m
2 stops
SJU1:07 amSan Juan Luis Munoz Marin Intl
$507
Frontier
Dec 2
SJU5:01 amSan Juan Luis Munoz Marin Intl
35h 26m
2 stops
SEA12:27 pmSeattle/Tacoma Intl
Dec 9
SEA4:58 pmSeattle/Tacoma Intl
26h 31m
2 stops
SJU11:29 pmSan Juan Luis Munoz Marin Intl
$529
Frontier
Nov 18
SJU3:55 pmSan Juan Luis Munoz Marin Intl
21h 50m
2 stops
SEA9:45 amSeattle/Tacoma Intl
Nov 24
SEA9:53 pmSeattle/Tacoma Intl
28h 20m
2 stops
SJU6:13 amSan Juan Luis Munoz Marin Intl
$657

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

Our best Southwest deals on San Juan Luis Munoz Marin Intl Airport to Seattle flight tickets
Southwest
Feb 8
SJU5:35 amSan Juan Luis Munoz Marin Intl
14h 05m
2 stops
SEA3:40 pmSeattle/Tacoma Intl
Feb 8
SEA6:50 pmSeattle/Tacoma Intl
11h 55m
2 stops
SJU10:45 amSan Juan Luis Munoz Marin Intl
$551
Southwest
Nov 26
SJU5:35 amSan Juan Luis Munoz Marin Intl
16h 05m
2 stops
SEA5:40 pmSeattle/Tacoma Intl
Dec 3
SEA9:25 amSeattle/Tacoma Intl
11h 25m
2 stops
SJU12:50 amSan Juan Luis Munoz Marin Intl
$575
Southwest
Dec 4
SJU12:30 pmSan Juan Luis Munoz Marin Intl
13h 50m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
Dec 8
SEA6:30 amSeattle/Tacoma Intl
11h 25m
2 stops
SJU9:55 pmSan Juan Luis Munoz Marin Intl
$580

momondo Fare Finder

 
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 San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 12/3

4:23 pm-3:40 pm

2 stops27h 17m

Seattle/Tacoma Intl

Mon 12/7

4:58 pm-1:07 am

2 stops28h 09m

$507

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 12/2

3:28 am-10:20 pm

1 stop22h 52m

Seattle/Tacoma Intl

Sun 12/6

9:46 pm-1:07 am

1 stop23h 21m

$515

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Mon 2/8

5:35 am-3:40 pm

2 stops14h 05m

Seattle/Tacoma Intl

Mon 2/8

6:50 pm-10:45 am

2 stops11h 55m

$551

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Mon 2/8

5:35 am-3:40 pm

2 stops14h 05m

Seattle/Tacoma Intl

Mon 2/8

6:50 pm-10:45 am

2 stops11h 55m

$551

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 12/4

1:00 pm-11:44 am

2 stops26h 44m

Seattle/Tacoma Intl

Tue 12/8

6:15 am-11:50 am

2 stops25h 35m

$591

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 1/20

7:40 am-9:59 pm

2 stops18h 19m

Seattle/Tacoma Intl

Mon 1/25

5:28 pm-6:25 pm

2 stops20h 57m

$591

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Tue 12/22

10:27 am-12:59 am

1 stop18h 32m

Seattle/Tacoma Intl

Thu 1/7

6:06 am-11:39 pm

1 stop13h 33m

$594

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Mon 12/21

12:59 pm-12:59 am

1 stop16h 00m

Seattle/Tacoma Intl

Fri 1/8

11:31 pm-4:57 pm

1 stop13h 26m

$594

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 4/30

6:15 am-6:30 pm

2 stops15h 15m

Seattle/Tacoma Intl

Sun 5/9

6:05 am-10:25 pm

2 stops13h 20m

$594
Quickest round-trip

San JuanSeattle

SJU San Juan Luis Munoz Marin Intl - SEA Seattle/Tacoma Intl

SJUSEA

San Juan Luis Munoz Marin Intl

Thu 5/6

6:15 am-4:35 pm

1 stop13h 20m

Seattle/Tacoma Intl

Sat 5/15

11:05 pm-1:20 pm

1 stop11h 15m

$594

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $500 to $718.
The lowest price recently found on this route was $507.

What is the cheapest month to fly to Seattle?

In general, January 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 $402. If you don’t want to visit Seattle in January, then you should wait until February to fly from San Juan Luis Munoz Marin Intl Airport, when ticket prices are also cheap, with an average price of $447.

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 $539 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 $508 on momondo.

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

You could potentially save up to 36% 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 November 2026, prices for San Juan Luis Munoz Marin Intl Airport to Seattle flights are approximately 14% 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

$205

Fastest flight time

10h 04m

Direct flights

None
The best one-way flight to Seattle from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $205. 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 $507.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Seattle takes 10h 04m
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 04m 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 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
7.8
8,701 reviews
Search Delta flights
JetBluePriceFrom $213Free CancellationRating
7.1
3,066 reviews
Search JetBlue flights
American AirlinesPriceFrom $371Free CancellationRating
7.0
12,229 reviews
Search American Airlines flights
United AirlinesPriceFrom $453Free CancellationRating
7.3
10,472 reviews
Search United Airlines flights
SouthwestPriceFrom $463Free CancellationRating
8.0
4,214 reviews
Search Southwest flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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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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