$167+ Cheap flights from Puerto Rico to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SEA
Aug 12 — Aug 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Puerto Rico to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Puerto Rico to SeattleExplore the most affordable flight options available from Puerto Rico to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
Explore the most affordable flight options available from Puerto Rico to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:20 am
SJU
- SEA
2 stops12h 35m
Southwest
Wed 9/3010:30 pm
SEA
- SJU
1 stop10h 45m
Southwest
Deal found 7/11![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:30 am
SJU
- SEA
1 stop12h 30m
Southwest
Wed 9/25:20 am
SEA
- SJU
2 stops12h 45m
Southwest
Deal found 7/12![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:56 pm
SJU
- SEA
2 stops14h 03m
Delta
Mon 10/127:59 pm
SEA
- SJU
2 stops12h 57m
Delta
Deal found 7/12![Delta logo]()
$456
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:56 pm
SJU
- SEA
1 stop14h 01m
Delta
Sat 9/56:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/13![Delta logo]()
$460
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:31 pm
SJU
- SEA
1 stop10h 34m
Delta
Sun 9/66:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/9![Delta logo]()
$464
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
SJU
- SEA
2 stops12h 35m
Southwest
Tue 8/2511:05 pm
SEA
- SJU
2 stops11h 30m
Southwest
Deal found 7/11![Southwest logo]()
$466
This Cheapflightsfares deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:30 am
SJU
- SEA
1 stop13h 12m
JetBlue
Sat 10/39:40 pm
SEA
- SJU
1 stop12h 54m
JetBlue
Deal found 7/9![JetBlue logo]()
$472
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:30 am
SJU
- SEA
2 stops12h 55m
Southwest
Mon 8/3110:30 pm
SEA
- SJU
1 stop11h 20m
Southwest
Deal found 7/11![Southwest logo]()
$481
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
SJU
- SEA
2 stops18h 05m
Delta
Sun 9/66:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/12![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:59 pm
SJU
- SEA
2 stops12h 00m
Delta
Tue 9/15:45 am
SEA
- SJU
2 stops13h 44m
Delta
Deal found 7/10![Delta logo]()
$491
This Orbitz deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:00 pm
SJU
- SEA
1 stop11h 15m
JetBlue
Wed 10/2110:15 pm
SEA
- SJU
1 stop14h 41m
JetBlue
Deal found 7/11![JetBlue logo]()
$494
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
SJU
- SEA
2 stops12h 55m
Southwest
Fri 8/2810:30 pm
SEA
- SJU
2 stops12h 30m
Southwest
Deal found 7/12![Southwest logo]()
$495
Best flights from Puerto Rico to SeattleDiscover carefully curated flight deals from Puerto Rico to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
Discover carefully curated flight deals from Puerto Rico to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:30 am
SJU
- SEA
1 stop12h 30m
Southwest
Wed 9/25:20 am
SEA
- SJU
2 stops12h 45m
Southwest
Deal found 7/12![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:31 pm
SJU
- SEA
1 stop10h 34m
Delta
Tue 9/86:00 am
SEA
- SJU
1 stop13h 19m
Delta
Deal found 7/12![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:15 am
BQN
- SEA
1 stop13h 48m
United Airlines
Wed 9/237:30 am
SEA
- BQN
1 stop12h 39m
United Airlines
Deal found 7/11![United Airlines logo]()
$560
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:10 am
SJU
- SEA
2 stops15h 40m
Southwest
Sat 10/106:55 pm
SEA
- SJU
2 stops12h 50m
Southwest
Deal found 7/12![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:30 am
SJU
- SEA
2 stops16h 20m
Delta
Thu 10/1510:57 pm
SEA
- SJU
1 stop9h 59m
Delta
Deal found 7/12![Delta logo]()
$460
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:21 pm
SJU
- SEA
1 stop12h 59m
Delta
Fri 9/255:50 pm
SEA
- SJU
2 stops15h 13m
Delta
Deal found 7/10![Delta logo]()
$464
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:25 am
SJU
- SEA
2 stops13h 35m
Southwest
Sun 9/2711:00 pm
SEA
- SJU
2 stops11h 45m
Southwest
Deal found 7/10![Southwest logo]()
$464
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:16 pm
SJU
- SEA
1 stop13h 04m
Delta
Tue 9/295:50 pm
SEA
- SJU
2 stops15h 13m
Delta
Deal found 7/11![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:56 pm
SJU
- SEA
2 stops14h 03m
Delta
Tue 9/86:00 am
SEA
- SJU
1 stop13h 19m
Delta
Deal found 7/10![Delta logo]()
$464
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:48 am
CPX
- SEA
2 stops13h 27m
United Airlines
Wed 9/3010:58 pm
SEA
- CPX
2 stops15h 23m
United Airlines
Deal found 7/12![United Airlines logo]()
$1,558
Last-minute flights from Puerto Rico to SeattleDiscover last-minute flight deals from Puerto Rico to Seattle. Data last updated July 13, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Seattle. Data last updated July 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:30 am
SJU
- SEA
2 stops12h 55m
Southwest
Mon 8/317:25 pm
SEA
- SJU
2 stops12h 35m
Southwest
Deal found 7/11![Southwest logo]()
$481
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:59 pm
SJU
- SEA
2 stops12h 00m
Delta
Tue 9/16:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/10![Delta logo]()
$491
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
SJU
- SEA
2 stops12h 55m
Southwest
Fri 8/2810:30 pm
SEA
- SJU
2 stops12h 30m
Southwest
Deal found 7/12![Southwest logo]()
$495
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
SJU
- SEA
2 stops12h 35m
Southwest
Wed 9/95:20 am
SEA
- SJU
2 stops12h 45m
Southwest
Deal found 7/11![Southwest logo]()
$436
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:19 pm
SJU
- SEA
1 stop13h 01m
Delta
Wed 9/96:00 am
SEA
- SJU
1 stop13h 19m
Delta
Deal found 7/11![Delta logo]()
$456
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
SJU
- SEA
2 stops12h 35m
Southwest
Tue 8/2511:05 pm
SEA
- SJU
2 stops11h 30m
Southwest
Deal found 7/11![Southwest logo]()
$466
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
SJU
- SEA
2 stops18h 05m
Delta
Sun 9/66:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/12![Delta logo]()
$487
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:30 am
SJU
- SEA
1 stop12h 30m
Southwest
Wed 9/25:20 am
SEA
- SJU
2 stops12h 45m
Southwest
Deal found 7/12![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:56 pm
SJU
- SEA
1 stop14h 01m
Delta
Sat 9/56:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/13![Delta logo]()
$460
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:31 pm
SJU
- SEA
1 stop10h 34m
Delta
Sun 9/66:00 am
SEA
- SJU
1 stop13h 29m
Delta
Deal found 7/9![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am
SJU
- SEA
2 stops12h 54m
Delta
Tue 9/86:00 am
SEA
- SJU
1 stop13h 19m
Delta
Deal found 7/12![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am
SJU
- SEA
2 stops14h 29m
United Airlines
Wed 9/95:00 am
SEA
- SJU
2 stops12h 38m
United Airlines
Deal found 7/10![United Airlines logo]()
$500
One-way flights from Puerto Rico to SeattleSearch for one-way flight options from Puerto Rico to Seattle. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
Search for one-way flight options from Puerto Rico to Seattle. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:39 pm
SJU
- SEA
2 stops20h 12m
Frontier
Deal found 7/11![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:15 am
SJU
- SEA
2 stops45h 12m
Frontier
Deal found 7/8![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:57 pm
SJU
- SEA
2 stops40h 42m
Frontier
Deal found 7/11![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:11 pm
SJU
- SEA
2 stops25h 28m
Frontier
Deal found 7/11![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:57 pm
SJU
- SEA
2 stops40h 42m
Frontier
Deal found 7/9![Frontier logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:42 pm
SJU
- SEA
2 stops42h 18m
Frontier
Deal found 7/10![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:11 pm
SJU
- SEA
2 stops25h 28m
Frontier
Deal found 7/11![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:11 pm
SJU
- SEA
2 stops25h 28m
Frontier
Deal found 7/8![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:39 pm
SJU
- SEA
3 stops44h 21m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:13 pm
SJU
- SEA
2 stops25h 51m
Frontier
Deal found 7/10![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:10 am
SJU
- SEA
2 stops32h 54m
Frontier
Deal found 7/9![Frontier logo]()
$214
Find flight deals from Puerto Rico to Seattle
Keep the following information in mind while searching for Puerto Rico to Seattle flight deals. Data was last updated July 13, 2026.
Round-trip from | $436 (Southwest) |
|---|---|
One-way from | $167 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $610 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 13, 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
Cheapest round-trip
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Fri 8/28
5:30 am-3:00 pm
1 stop12h 30m
Seattle/Tacoma Intl
Wed 9/2
5:20 am-9:05 pm
2 stops12h 45m
$450
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Thu 10/1
10:10 am-10:50 pm
2 stops15h 40m
Seattle/Tacoma Intl
Sat 10/10
6:55 pm-10:45 am
2 stops12h 50m
$450
Quickest round-trip
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Sat 8/29
2:31 pm-10:05 pm
1 stop10h 34m
Seattle/Tacoma Intl
Tue 9/8
6:00 am-10:19 pm
1 stop13h 19m
$460
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Tue 10/6
7:30 am-8:50 pm
2 stops16h 20m
Seattle/Tacoma Intl
Thu 10/15
10:57 pm-11:56 am
1 stop9h 59m
$460
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Wed 9/16
1:21 pm-11:20 pm
1 stop12h 59m
Seattle/Tacoma Intl
Fri 9/25
5:50 pm-12:03 pm
2 stops15h 13m
$464
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Sat 9/19
6:25 am-5:00 pm
2 stops13h 35m
Seattle/Tacoma Intl
Sun 9/27
11:00 pm-1:45 pm
2 stops11h 45m
$464
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Sun 9/20
1:16 pm-11:20 pm
1 stop13h 04m
Seattle/Tacoma Intl
Tue 9/29
5:50 pm-12:03 pm
2 stops15h 13m
$464
San JuanSeattle
SJU - SEA
SJUSEA
San Juan Luis Munoz Marin Intl
Fri 9/4
12:56 pm-11:59 pm
2 stops14h 03m
Seattle/Tacoma Intl
Tue 9/8
6:00 am-10:19 pm
1 stop13h 19m
$464
AguadillaSeattle
BQN - SEA
BQNSEA
Aguadilla Borinquen
Mon 9/21
12:15 am-11:03 am
1 stop13h 48m
Seattle/Tacoma Intl
Wed 9/23
7:30 am-11:09 pm
1 stop12h 39m
$560
CulebraSeattle
CPX - SEA
CPXSEA
Culebra
Sat 9/26
10:48 am-9:15 pm
2 stops13h 27m
Seattle/Tacoma Intl
Wed 9/30
10:58 pm-5:21 pm
2 stops15h 23m
$1,558
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Puerto Rico with our price prediction graph.
SJU-SEA
BQN-SEA
CPX-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Puerto Rico to Seattle
PR0-SEA
SJU-SEA
BQN-SEA
CPX-SEA
What is the cheapest month to book a flight from Puerto Rico to Seattle?
Currently, May is the cheapest month in which you can book a flight from Puerto Rico to Seattle (average of $182). Flying from Puerto Rico to Seattle in January is currently the most expensive (average of $402). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Puerto Rico to Seattle?
The best time to book flights from Puerto Rico to Seattle is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 13, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Puerto Rico to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Leavenworth
Olympia
Ocean Shores
Edmonds
Snoqualmie
Tumwater
Tukwila
Renton
Kent
Lynnwood
Puyallup
Ellensburg
Fife
Marysville
Lakewood
Issaquah
Shoreline
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Seattle flight routes
Alternative routes for Puerto Rico to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to Seattle by cabin class
Find flights from Puerto Rico to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Seattle flights
Browse other Puerto Rico and Seattle flight options. Last updated on July 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 13, 2026.
Top 5 airlines flying from Puerto Rico to Seattle
Discover the top 5 airlines that operate flights from Puerto Rico to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$635 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$474 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$377 | Average$584 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$378 | Average$613 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$463 | Average$661 | FlexibilityNo cancel fee | On-time63% |