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Cheap flights from Seattle to Puerto Rico from $154

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.
Frontier Logo
12:14 pm - 2:42 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
23h 28m2 stops Las Vegas Harry Reid Intl Orlando
Frontier Logo
3:59 pm - 3:12 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
27h 13m2 stops Atlanta Hartsfield-Jackson Denver Intl
$447Frontier
Tue, Oct 27 - Tue, Nov 3
Multiple Airlines Logo
8:00 pm - 9:15 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
34h 15m3 stops Los Angeles Las Vegas Harry Reid Intl Orlando
Multiple Airlines Logo
4:52 pm - 5:22 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
28h 30m3 stops Miami Atlanta Hartsfield-Jackson Minneapolis St Paul
$458Multiple Airlines
Mon, Oct 26 - Wed, Nov 11
Frontier Logo
9:13 pm - 12:59 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
23h 46m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson
Frontier Logo
7:23 am - 9:45 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
30h 22m2 stops Orlando Las Vegas Harry Reid Intl
$465Frontier
Mon, Nov 2 - Sat, Nov 7
JetBlue Logo
10:15 pm - 1:58 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
12h 43m1 stop New York John F Kennedy Intl
JetBlue Logo
10:30 am - 9:20 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 50m1 stop New York John F Kennedy Intl
$474JetBlue
Fri, Oct 16 - Sat, Oct 24
JetBlue Logo
10:15 pm - 11:29 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
10h 14m1 stop New York John F Kennedy Intl
JetBlue Logo
10:30 am - 8:48 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
13h 18m1 stop New York John F Kennedy Intl
$474JetBlue
Fri, Oct 16 - Tue, Oct 20
Multiple Airlines Logo
5:50 pm - 3:15 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
18h 25m1 stop Minneapolis St Paul
Multiple Airlines Logo
3:59 pm - 3:12 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
26h 13m2 stops Atlanta Hartsfield-Jackson Denver Intl
$480Multiple Airlines
Fri, Oct 16 - Fri, Oct 30
Southwest Logo
9:00 am - 12:25 amSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
12h 25m2 stops Austin Bergstrom Orlando
Southwest Logo
12:40 pm - 12:40 amSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
16h 00m2 stops Orlando Chicago Midway
$540Southwest
Thu, Oct 29 - Mon, Nov 2
Southwest Logo
5:30 am - 11:00 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
13h 30m2 stops Chicago Midway Orlando
Southwest Logo
6:10 am - 5:50 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
15h 40m2 stops Tampa Denver Intl
$540Southwest
Thu, Nov 12 - Mon, Nov 16
American Airlines Logo
9:14 pm - 9:38 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
20h 24m1 stop Miami
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
$549American Airlines
Mon, Nov 2 - Wed, Nov 4
American Airlines Logo
9:14 pm - 9:38 pmSEA  Seattle/Tacoma Intl-SJU San Juan Luis Munoz Marin Intl
20h 24m1 stop Miami
American Airlines Logo
6:28 am - 4:54 pmSJU  San Juan Luis Munoz Marin Intl-SEA Seattle/Tacoma Intl
14h 26m1 stop Dallas/Fort Worth
$549American Airlines
Mon, Nov 2 - Wed, Nov 4

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Southwest flights from Seattle to Puerto Rico

Our best Southwest deals on Seattle to Puerto Rico flight tickets
Southwest
Nov 12
SEA5:30 amSeattle/Tacoma Intl
13h 30m
2 stops
SJU11:00 pmSan Juan Luis Munoz Marin Intl
Nov 16
SJU6:10 amSan Juan Luis Munoz Marin Intl
15h 40m
2 stops
SEA5:50 pmSeattle/Tacoma Intl
$540
Southwest
Nov 12
SEA5:30 amSeattle/Tacoma Intl
11h 20m
2 stops
SJU8:50 pmSan Juan Luis Munoz Marin Intl
Nov 16
SJU6:10 amSan Juan Luis Munoz Marin Intl
15h 40m
2 stops
SEA5:50 pmSeattle/Tacoma Intl
$547
Southwest
Dec 1
SEA6:30 amSeattle/Tacoma Intl
11h 55m
2 stops
SJU10:25 pmSan Juan Luis Munoz Marin Intl
Dec 9
SJU10:45 amSan Juan Luis Munoz Marin Intl
15h 30m
2 stops
SEA10:15 pmSeattle/Tacoma Intl
$569

United Airlines flights from Seattle to Puerto Rico

Our best United Airlines deals on Seattle to Puerto Rico flight tickets
United Airlines
Jan 19
SEA10:45 pmSeattle/Tacoma Intl
10h 47m
1 stop
SJU1:32 pmSan Juan Luis Munoz Marin Intl
Jan 26
SJU1:00 pmSan Juan Luis Munoz Marin Intl
12h 40m
1 stop
SEA9:40 pmSeattle/Tacoma Intl
$550
United Airlines
Oct 21
SEA7:00 amSeattle/Tacoma Intl
13h 09m
1 stop
BQN11:09 pmAguadilla Borinquen
Oct 27
BQN12:09 amAguadilla Borinquen
14h 07m
1 stop
SEA11:16 amSeattle/Tacoma Intl
$554
United Airlines
Oct 22
SEA7:00 amSeattle/Tacoma Intl
13h 09m
1 stop
BQN11:09 pmAguadilla Borinquen
Oct 28
BQN12:09 amAguadilla Borinquen
14h 07m
1 stop
SEA11:16 amSeattle/Tacoma Intl
$587

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 10/27

12:14 pm-2:42 pm

2 stops23h 28m

San Juan Luis Munoz Marin Intl

Tue 11/3

3:59 pm-3:12 pm

2 stops27h 13m

$447

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Mon 10/26

8:00 pm-9:15 am

3 stops34h 15m

San Juan Luis Munoz Marin Intl

Wed 11/11

4:52 pm-5:22 pm

3 stops28h 30m

$458

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Mon 11/2

9:13 pm-12:59 am

2 stops23h 46m

San Juan Luis Munoz Marin Intl

Sat 11/7

7:23 am-9:45 am

2 stops30h 22m

$465

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Fri 10/16

10:15 pm-1:58 pm

1 stop12h 43m

San Juan Luis Munoz Marin Intl

Sat 10/24

10:30 am-9:20 pm

1 stop13h 50m

$474
Quickest round-trip

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Fri 10/16

10:15 pm-11:29 am

1 stop10h 14m

San Juan Luis Munoz Marin Intl

Tue 10/20

10:30 am-8:48 pm

1 stop13h 18m

$474

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Fri 10/16

5:50 pm-3:15 pm

1 stop18h 25m

San Juan Luis Munoz Marin Intl

Fri 10/30

3:59 pm-3:12 pm

2 stops26h 13m

$480

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Thu 10/29

9:00 am-12:25 am

2 stops12h 25m

San Juan Luis Munoz Marin Intl

Mon 11/2

12:40 pm-12:40 am

2 stops16h 00m

$540

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Thu 11/12

5:30 am-11:00 pm

2 stops13h 30m

San Juan Luis Munoz Marin Intl

Mon 11/16

6:10 am-5:50 pm

2 stops15h 40m

$540

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Mon 11/2

9:14 pm-9:38 pm

1 stop20h 24m

San Juan Luis Munoz Marin Intl

Wed 11/4

7:30 am-4:54 pm

2 stops13h 24m

$549

SeattleSan Juan

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

SEASJU

Seattle/Tacoma Intl

Mon 11/2

9:14 pm-9:38 pm

1 stop20h 24m

San Juan Luis Munoz Marin Intl

Wed 11/4

6:28 am-4:54 pm

1 stop14h 26m

$549

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 January, then you should wait until October to fly from Seattle, when ticket prices are also cheap, with an average price of $494.

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 $594 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 $506 on momondo.

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

You could potentially save up to 31% 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

$154

Fastest flight time

10h 06m

Direct flights

None
The best one-way flight to Puerto Rico from Seattle in the past 72 hours is $154. The best round-trip flight deal from Seattle to Puerto Rico found on momondo in the last 72 hours is $447.
The fastest flight from Seattle to Puerto Rico takes 10h 06m
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
2,579 reviews
Search Frontier flights
JetBluePriceFrom $324Free CancellationRating
7.1
3,038 reviews
Search JetBlue flights
DeltaPriceFrom $342Free CancellationRating
7.8
8,591 reviews
Search Delta flights
United AirlinesPriceFrom $363Free CancellationRating
7.4
10,226 reviews
Search United Airlines flights
American AirlinesPriceFrom $364Free CancellationRating
7.0
12,076 reviews
Search American Airlines flights
Sun Country AirPriceFrom $454Free CancellationRating
6.7
315 reviews
Search Sun Country Air flights
SouthwestPriceFrom $454Free CancellationRating
8.0
4,198 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $587Free CancellationRating
7.9
12,959 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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