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Cheap flights from Puerto Rico to Seattle from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Seattle departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Puerto Rico to Seattle

Recent round-trip flight deals from Puerto Rico to Seattle

Enter your travel dates to find the best prices.
American Airlines Logo
11:38 am - 9:04 pm
SJU
-
SEA
12h 26m
1 stop
American Airlines Logo
6:00 am - 11:02 pm
SEA
-
SJU
14h 02m
1 stop
$485American Airlines
Fri, Apr 24 - Sat, May 2
Multiple Airlines Logo
6:41 pm - 6:35 pm
SJU
-
SEA
50h 54m
3 stops
Multiple Airlines Logo
3:30 pm - 2:08 am
SEA
-
SJU
31h 38m
2 stops
$486Multiple Airlines
Wed, May 27 - Sat, Jun 6
Multiple Airlines Logo
6:41 pm - 6:35 pm
SJU
-
SEA
50h 54m
3 stops
Multiple Airlines Logo
10:20 pm - 4:49 am
SEA
-
SJU
27h 29m
2 stops
$489Multiple Airlines
Wed, May 27 - Fri, Jun 5
Multiple Airlines Logo
3:23 pm - 5:42 pm
SJU
-
SEA
29h 19m
2 stops
Multiple Airlines Logo
10:45 pm - 2:13 pm
SEA
-
SJU
36h 28m
2 stops
$491Multiple Airlines
Fri, Apr 24 - Sat, May 2
American Airlines Logo
11:59 pm - 9:35 am
SJU
-
SEA
12h 36m
1 stop
American Airlines Logo
7:31 am - 9:59 pm
SEA
-
SJU
11h 28m
2 stops
$492American Airlines
Mon, May 11 - Sun, May 24
American Airlines Logo
6:20 am - 9:35 pm
SJU
-
SEA
18h 15m
1 stop
American Airlines Logo
8:10 am - 11:01 pm
SEA
-
SJU
11h 51m
1 stop
$494American Airlines
Thu, May 28 - Sat, Jun 6
United Airlines Logo
12:15 am - 10:37 am
BQN
-
SEA
13h 22m
1 stop
United Airlines Logo
7:30 am - 11:09 pm
SEA
-
BQN
12h 39m
1 stop
$649United Airlines
Thu, Apr 30 - Mon, Jun 1
United Airlines Logo
12:15 am - 12:25 pm
BQN
-
SEA
15h 10m
2 stops
United Airlines Logo
7:00 am - 11:09 pm
SEA
-
BQN
13h 09m
2 stops
$680United Airlines
Tue, May 5 - Sat, May 9
JetBlue Logo
3:17 pm - 10:17 am
BQN
-
SEA
22h 00m
2 stops
JetBlue Logo
10:28 pm - 4:36 pm
SEA
-
BQN
15h 08m
2 stops
$770JetBlue
Tue, Jun 2 - Tue, Jun 23
JetBlue Logo
6:30 am - 8:56 pm
BQN
-
SEA
17h 26m
1 stop
JetBlue Logo
10:28 pm - 4:36 pm
SEA
-
BQN
15h 08m
2 stops
$812JetBlue
Wed, Jun 3 - Tue, Jun 23

JetBlue flights from Puerto Rico to Seattle

Our best JetBlue deals on Puerto Rico to Seattle flight tickets
JetBlue
May 30
SJU6:30 amSan Juan Luis Munoz Marin Intl
17h 26m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Jun 10
SEA11:52 pmSeattle/Tacoma Intl
12h 18m
1 stop
SJU3:10 pmSan Juan Luis Munoz Marin Intl
$529
JetBlue
Jun 2
BQN3:17 pmAguadilla Borinquen
22h 00m
2 stops
SEA10:17 amSeattle/Tacoma Intl
Jun 23
SEA10:28 pmSeattle/Tacoma Intl
15h 08m
2 stops
BQN4:36 pmAguadilla Borinquen
$770
JetBlue
Jun 3
BQN6:30 amAguadilla Borinquen
17h 26m
1 stop
SEA8:56 pmSeattle/Tacoma Intl
Jun 23
SEA10:28 pmSeattle/Tacoma Intl
15h 08m
2 stops
BQN4:36 pmAguadilla Borinquen
$812

United Airlines flights from Puerto Rico to Seattle

Our best United Airlines deals on Puerto Rico to Seattle flight tickets
United Airlines
Apr 30
SJU7:20 amSan Juan Luis Munoz Marin Intl
11h 22m
1 stop
SEA3:42 pmSeattle/Tacoma Intl
May 4
SEA7:00 amSeattle/Tacoma Intl
10h 34m
1 stop
SJU8:34 pmSan Juan Luis Munoz Marin Intl
$546
United Airlines
Apr 30
BQN12:15 amAguadilla Borinquen
13h 22m
1 stop
SEA10:37 amSeattle/Tacoma Intl
Jun 1
SEA7:30 amSeattle/Tacoma Intl
12h 39m
1 stop
BQN11:09 pmAguadilla Borinquen
$649
United Airlines
May 5
BQN12:15 amAguadilla Borinquen
15h 10m
2 stops
SEA12:25 pmSeattle/Tacoma Intl
May 9
SEA7:00 amSeattle/Tacoma Intl
13h 09m
2 stops
BQN11:09 pmAguadilla Borinquen
$680

momondo Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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 April 15, 2026.
Use the filters below to find and compare flights from Puerto Rico 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 4/24

11:38 am-9:04 pm

1 stop12h 26m

Seattle/Tacoma Intl

Sat 5/2

6:00 am-11:02 pm

1 stop14h 02m

$485

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 5/27

6:41 pm-6:35 pm

3 stops50h 54m

Seattle/Tacoma Intl

Sat 6/6

3:30 pm-2:08 am

2 stops31h 38m

$486

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Wed 5/27

6:41 pm-6:35 pm

3 stops50h 54m

Seattle/Tacoma Intl

Fri 6/5

10:20 pm-4:49 am

2 stops27h 29m

$489

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Fri 4/24

3:23 pm-5:42 pm

2 stops29h 19m

Seattle/Tacoma Intl

Sat 5/2

10:45 pm-2:13 pm

2 stops36h 28m

$491
Quickest round-trip

San JuanSeattle

SJU - SEA

SJUSEA

San Juan Luis Munoz Marin Intl

Mon 5/11

11:59 pm-9:35 am

1 stop12h 36m

Seattle/Tacoma Intl

Sun 5/24

7:31 am-9:59 pm

2 stops11h 28m

$492

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-11:01 pm

1 stop11h 51m

$494

AguadillaSeattle

BQN - SEA

BQNSEA

Aguadilla Borinquen

Thu 4/30

12:15 am-10:37 am

1 stop13h 22m

Seattle/Tacoma Intl

Mon 6/1

7:30 am-11:09 pm

1 stop12h 39m

$649

AguadillaSeattle

BQN - SEA

BQNSEA

Aguadilla Borinquen

Tue 5/5

12:15 am-12:25 pm

2 stops15h 10m

Seattle/Tacoma Intl

Sat 5/9

7:00 am-11:09 pm

2 stops13h 09m

$680

AguadillaSeattle

BQN - SEA

BQNSEA

Aguadilla Borinquen

Tue 6/2

3:17 pm-10:17 am

2 stops22h 00m

Seattle/Tacoma Intl

Tue 6/23

10:28 pm-4:36 pm

2 stops15h 08m

$770

AguadillaSeattle

BQN - SEA

BQNSEA

Aguadilla Borinquen

Wed 6/3

6:30 am-8:56 pm

1 stop17h 26m

Seattle/Tacoma Intl

Tue 6/23

10:28 pm-4:36 pm

2 stops15h 08m

$812

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 Puerto Rico 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 cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Puerto Rico 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 Puerto Rico, when ticket prices are also cheap, with an average price of $408.

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

You are more likely to see cheaper flights to Seattle from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $529 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Puerto Rico for as low as $452 on momondo.

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

You could potentially save up to 16% on your flight if you consider stops on a Puerto Rico to Seattle flight.

Cheap Puerto Rico to Seattle flight deals and tips

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

Fastest flight time

11h 03m

Direct flights

None
The fastest flight from Puerto Rico to Seattle takes 11h 03m
There are no direct flights from Puerto Rico to Seattle. There are no popular flight routes from Puerto Rico to Seattle.
Search flight deals

Frequently asked questions about flying from Puerto Rico to Seattle

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

    Prices for flights from Puerto Rico to Seattle/Tacoma Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to Seattle/Tacoma Intl Airport.

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

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

  • What is the most popular plane model from Puerto Rico to Seattle?

Best airlines flying from Puerto Rico to Seattle

Compare and see reviews for airlines that fly from Puerto Rico to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $182Free CancellationRating
7.9
8,406 reviews
Search Delta flights
JetBluePriceFrom $266Free CancellationRating
7.2
2,936 reviews
Search JetBlue flights
American AirlinesPriceFrom $364Free CancellationRating
7.1
11,580 reviews
Search American Airlines flights
United AirlinesPriceFrom $377Free CancellationRating
7.4
9,589 reviews
Search United Airlines flights
SouthwestPriceFrom $463Free CancellationRating
8.0
4,331 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
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Redmond
Marysville
Lakewood
Tukwila
Puyallup
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
Tumwater

Why use momondo?

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

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

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

Flights from Puerto Rico 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 Puerto Rico 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 Puerto Rico.

I’m not ready to book a flight from Puerto Rico 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 Puerto Rico and alert you when they change.

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