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Cheap flights from Seattle to Puerto Rico from $160

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:10 am - 12:16 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
15h 06m1 stop Dallas/Fort Worth
American Airlines Logo
9:45 am - 11:59 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
18h 14m1 stop Miami
$315American Airlines
Tue, Nov 10 - Wed, Nov 11
American Airlines Logo
10:48 pm - 1:37 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 49m1 stop Philadelphia
American Airlines Logo
7:30 am - 4:54 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 24m2 stops Miami Dallas/Fort Worth
$320American Airlines
Tue, Oct 27 - Tue, Nov 3
Frontier Logo
4:27 pm - 5:06 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
45h 39m2 stops Denver Intl Tampa
Frontier Logo
3:59 pm - 9:45 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
20h 46m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$392Frontier
Thu, Oct 22 - Wed, Oct 28
United Airlines Logo
5:00 am - 5:38 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
9h 38m1 stop Denver Intl
United Airlines Logo
1:25 pm - 9:55 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
11h 30m1 stop Newark
$426United Airlines
Wed, Sep 30 - Mon, Oct 5
United Airlines Logo
6:15 pm - 11:57 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
14h 42m2 stops Denver Intl Newark
United Airlines Logo
1:25 pm - 11:36 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 11m1 stop Newark
$426United Airlines
Sun, Sep 20 - Tue, Sep 22
Delta Logo
11:50 pm - 4:56 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 06m2 stops Minneapolis St Paul New York John F Kennedy Intl
Delta Logo
7:15 am - 5:00 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 45m2 stops New York John F Kennedy Intl Minneapolis St Paul
$426Delta
Fri, Nov 6 - Sat, Nov 14
Delta Logo
5:45 am - 11:50 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
14h 05m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:30 am - 10:05 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
18h 35m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$426Delta
Tue, Jan 12 - Fri, Jan 22
Southwest Logo
6:35 am - 10:00 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 25m2 stops Chicago Midway Tampa
Southwest Logo
12:15 pm - 10:55 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
14h 40m2 stops Orlando Chicago Midway
$426Southwest
Mon, Feb 1 - Thu, Feb 4
Southwest Logo
6:35 am - 10:00 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
11h 25m2 stops Chicago Midway Tampa
Southwest Logo
12:15 pm - 10:55 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
14h 40m2 stops Orlando Chicago Midway
$426Southwest
Tue, Jan 19 - Wed, Feb 10
Frontier Logo
7:45 pm - 4:06 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
41h 21m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson
Frontier Logo
6:30 am - 9:42 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
30h 12m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$441Frontier
Fri, Sep 25 - Wed, Sep 30

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Frontier flights from Seattle to Puerto Rico

Our best Frontier deals on Seattle to Puerto Rico flight tickets
Frontier
Oct 22
SEA4:27 pmSeattle/Tacoma Intl
45h 39m
2 stops
SJU5:06 pmSan Juan Luis Munoz Marin Intl
Oct 28
SJU3:59 pmSan Juan Luis Munoz Marin Intl
20h 46m
2 stops
SEA9:45 amSeattle/Tacoma Intl
$392
Frontier
Sep 25
SEA7:45 pmSeattle/Tacoma Intl
41h 21m
2 stops
SJU4:06 pmSan Juan Luis Munoz Marin Intl
Sep 30
SJU6:30 amSan Juan Luis Munoz Marin Intl
30h 12m
2 stops
SEA9:42 amSeattle/Tacoma Intl
$441
Frontier
Sep 21
SEA8:15 pmSeattle/Tacoma Intl
14h 25m
2 stops
SJU1:40 pmSan Juan Luis Munoz Marin Intl
Sep 26
SJU6:42 pmSan Juan Luis Munoz Marin Intl
23h 26m
2 stops
SEA3:08 pmSeattle/Tacoma Intl
$483

United Airlines flights from Seattle to Puerto Rico

Our best United Airlines deals on Seattle to Puerto Rico flight tickets
United Airlines
Sep 21
SEA10:58 pmSeattle/Tacoma Intl
11h 55m
1 stop
SJU1:53 pmSan Juan Luis Munoz Marin Intl
Sep 26
SJU1:00 amSan Juan Luis Munoz Marin Intl
14h 48m
2 stops
SEA12:48 pmSeattle/Tacoma Intl
$444
United Airlines
Oct 21
SEA5:00 amSeattle/Tacoma Intl
9h 38m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
Oct 24
SJU1:05 amSan Juan Luis Munoz Marin Intl
13h 11m
1 stop
SEA11:16 amSeattle/Tacoma Intl
$459
United Airlines
Nov 12
SEA8:09 amSeattle/Tacoma Intl
10h 13m
1 stop
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Nov 14
SJU2:05 amSan Juan Luis Munoz Marin Intl
13h 11m
1 stop
SEA11:16 amSeattle/Tacoma Intl
$462

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Tue 11/10

5:10 am-12:16 am

1 stop15h 06m

San Juan Luis Munoz Marin Intl

Wed 11/11

9:45 am-11:59 pm

1 stop18h 14m

$315

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Tue 10/27

10:48 pm-1:37 pm

1 stop11h 49m

San Juan Luis Munoz Marin Intl

Tue 11/3

7:30 am-4:54 pm

2 stops13h 24m

$320

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Thu 10/22

4:27 pm-5:06 pm

2 stops45h 39m

San Juan Luis Munoz Marin Intl

Wed 10/28

3:59 pm-9:45 am

2 stops20h 46m

$392
Quickest round-trip

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Wed 9/30

5:00 am-5:38 pm

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Mon 10/5

1:25 pm-9:55 pm

1 stop11h 30m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Sun 9/20

6:15 pm-11:57 am

2 stops14h 42m

San Juan Luis Munoz Marin Intl

Tue 9/22

1:25 pm-11:36 pm

1 stop13h 11m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Fri 11/6

11:50 pm-4:56 pm

2 stops13h 06m

San Juan Luis Munoz Marin Intl

Sat 11/14

7:15 am-5:00 pm

2 stops13h 45m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Tue 1/12

5:45 am-11:50 pm

2 stops14h 05m

San Juan Luis Munoz Marin Intl

Fri 1/22

7:30 am-10:05 pm

2 stops18h 35m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Mon 2/1

6:35 am-10:00 pm

2 stops11h 25m

San Juan Luis Munoz Marin Intl

Thu 2/4

12:15 pm-10:55 pm

2 stops14h 40m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Tue 1/19

6:35 am-10:00 pm

2 stops11h 25m

San Juan Luis Munoz Marin Intl

Wed 2/10

12:15 pm-10:55 pm

2 stops14h 40m

$426

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Fri 9/25

7:45 pm-4:06 pm

2 stops41h 21m

San Juan Luis Munoz Marin Intl

Wed 9/30

6:30 am-9:42 am

2 stops30h 12m

$441

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 Puerto Rico from

How to get the cheapest flight ticket from Seattle to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in October, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $485.

How far in advance should I book a flight from Seattle to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $583 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Seattle for as low as $511 on momondo.

Can stopping save me money on Seattle to Puerto Rico flights?

You could potentially save up to 6% on your flight if you consider stops on a Seattle to Puerto Rico flight.

Cheap Seattle to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Puerto Rico

Best Price Found

$160

Fastest flight time

9h 59m

Direct flights

None
The best one-way flight to Puerto Rico from Seattle in the past 72 hours is $160. The best round-trip flight deal from Seattle to Puerto Rico found on momondo in the last 72 hours is $315.
The fastest flight from Seattle to Puerto Rico takes 9h 59m
There are no direct flights from Seattle to Puerto Rico. There are no popular flight routes from Seattle to Puerto Rico.
Search flight deals

Frequently asked questions about flying from Seattle to Puerto Rico

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Puerto Rico?

    Prices for flights from Seattle/Tacoma Intl Airport to Puerto Rico were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Puerto Rico?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Puerto Rico?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents you'll need for your trip to Puerto Rico 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 Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Puerto Rico

Compare and see reviews for airlines that fly from Seattle to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $175Free CancellationRating
5.6
2,645 reviews
Search Frontier flights
JetBluePriceFrom $327Free CancellationRating
7.1
3,038 reviews
Search JetBlue flights
DeltaPriceFrom $342Free CancellationRating
7.8
8,531 reviews
Search Delta flights
United AirlinesPriceFrom $363Free CancellationRating
7.4
10,128 reviews
Search United Airlines flights
American AirlinesPriceFrom $376Free CancellationRating
7.1
12,009 reviews
Search American Airlines flights
Sun Country AirPriceFrom $454Free CancellationRating
6.7
317 reviews
Search Sun Country Air flights
SouthwestPriceFrom $454Free CancellationRating
8.0
4,203 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $587Free CancellationRating
7.9
12,847 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Puerto Rico?

Finding the right flight to Puerto Rico from Seattle 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 Puerto Rico quick and easy, saving you time and money.

Can I find flights from Seattle to Puerto Rico with flexible booking policies on momondo?

All flight searches from Seattle to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Puerto Rico?

momondo helps you find the best flight between Seattle and Puerto Rico by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Puerto Rico right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Rico from Seattle. 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.

An easier way to manage your Puerto Rico trip

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