$106+ Cheap flights from Portland, ME (PWM) to Puerto Rico
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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SJU
Mar 14 — Mar 211
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland to Puerto Rico 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 Portland to Puerto Rico
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Puerto RicoExplore the most affordable flight options available from Portland to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
Explore the most affordable flight options available from Portland to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 5/22:51 pm
PWM
- SJU
1 stop9h 08m
Delta
Sat 5/97:00 am
SJU
- PWM
1 stop6h 58m
Delta
Deal found 2/10![Delta logo]()
$286
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Tue 6/26:00 am
PWM
- SJU
1 stop7h 45m
United Airlines
Fri 6/51:00 am
SJU
- PWM
1 stop8h 11m
United Airlines
Deal found 2/10![United Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:39 am
PWM
- SJU
1 stop10h 55m
United Airlines
Tue 5/51:00 am
SJU
- PWM
2 stops9h 18m
United Airlines
Deal found 2/9![United Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
PWM
- SJU
2 stops14h 34m
American Airlines
Wed 4/83:19 pm
SJU
- PWM
1 stop8h 03m
American Airlines
Deal found 2/12![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Tue 5/129:39 am
PWM
- SJU
2 stops11h 45m
United Airlines
Mon 5/181:00 am
SJU
- PWM
2 stops9h 18m
United Airlines
Deal found 2/11![United Airlines logo]()
$312
This Orbitz deal was found by Cheapflights users on 2/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
PWM
- SJU
2 stops17h 00m
JetBlue
Wed 6/33:00 pm
SJU
- PWM
1 stop8h 36m
JetBlue
Deal found 2/12![JetBlue logo]()
$323
This United Airlines deal was found by Cheapflights users on 2/12. 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 2/284:15 pm
PWM
- SJU
2 stops12h 56m
United Airlines
Tue 3/32:05 am
SJU
- PWM
2 stops14h 09m
United Airlines
Deal found 2/12![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 2/245:31 am
PWM
- SJU
1 stop10h 56m
Delta
Tue 3/102:44 pm
SJU
- PWM
1 stop8h 38m
Delta
Deal found 2/10![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 2/11. 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.
Mon 3/92:50 pm
PWM
- SJU
1 stop9h 35m
Southwest
Thu 3/125:30 am
SJU
- PWM
2 stops11h 15m
Southwest
Deal found 2/11![Southwest logo]()
$342
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:36 pm
PWM
- SJU
2 stops17h 19m
American Airlines
Tue 3/107:40 am
SJU
- PWM
1 stop14h 50m
American Airlines
Deal found 2/10![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:50 am
PWM
- VQS
2 stops30h 03m
United Airlines
Sun 5/1710:37 am
VQS
- PWM
2 stops13h 22m
United Airlines
Deal found 2/9![United Airlines logo]()
$4,070
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:40 am
PWM
- VQS
2 stops30h 13m
United Airlines
Wed 3/1810:12 am
VQS
- PWM
2 stops34h 59m
United Airlines
Deal found 2/9![United Airlines logo]()
$5,476
Best flights from Portland to Puerto RicoDiscover carefully curated flight deals from Portland to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
Discover carefully curated flight deals from Portland to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
This Delta deal was found by Cheapflights users on 2/9. 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.
Tue 2/245:31 am
PWM
- SJU
1 stop10h 56m
Delta
Tue 3/107:00 am
SJU
- PWM
1 stop6h 50m
Delta
Deal found 2/9![Delta logo]()
$276
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:39 am
PWM
- SJU
1 stop10h 55m
United Airlines
Tue 5/51:00 am
SJU
- PWM
2 stops9h 18m
United Airlines
Deal found 2/8![United Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
PWM
- SJU
2 stops14h 34m
American Airlines
Wed 4/83:19 pm
SJU
- PWM
1 stop8h 03m
American Airlines
Deal found 2/12![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 2/10. 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.
Sat 5/22:51 pm
PWM
- SJU
1 stop9h 08m
Delta
Sat 5/97:00 am
SJU
- PWM
1 stop6h 58m
Delta
Deal found 2/10![Delta logo]()
$286
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Tue 5/123:39 pm
PWM
- SJU
1 stop8h 11m
United Airlines
Mon 5/181:00 am
SJU
- PWM
2 stops9h 18m
United Airlines
Deal found 2/11![United Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:40 am
PWM
- VQS
2 stops30h 13m
United Airlines
Wed 3/1810:12 am
VQS
- PWM
2 stops34h 59m
United Airlines
Deal found 2/9![United Airlines logo]()
$5,476
Last-minute flights from Portland to Puerto RicoDiscover last-minute flight deals from Portland to Puerto Rico. Data last updated February 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Puerto Rico. Data last updated February 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 2/245:31 am
PWM
- SJU
1 stop10h 56m
Delta
Tue 3/102:44 pm
SJU
- PWM
1 stop8h 38m
Delta
Deal found 2/10![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:36 pm
PWM
- SJU
2 stops17h 19m
American Airlines
Tue 3/107:40 am
SJU
- PWM
1 stop14h 50m
American Airlines
Deal found 2/10![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 2/12. 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 2/284:15 pm
PWM
- SJU
2 stops12h 56m
United Airlines
Tue 3/32:05 am
SJU
- PWM
2 stops14h 09m
United Airlines
Deal found 2/12![United Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:49 pm
PWM
- SJU
2 stops18h 04m
American Airlines
Tue 3/106:01 pm
SJU
- PWM
2 stops18h 13m
American Airlines
Deal found 2/12![American Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 2/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:29 pm
PWM
- SJU
1 stop10h 11m
American Airlines
Tue 3/103:40 pm
SJU
- PWM
2 stops20h 34m
American Airlines
Deal found 2/12![American Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Tue 3/36:00 am
PWM
- SJU
2 stops14h 00m
United Airlines
Mon 3/91:05 am
SJU
- PWM
1 stop9h 44m
United Airlines
Deal found 2/12![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 2/11. 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.
Mon 3/92:50 pm
PWM
- SJU
1 stop9h 35m
Southwest
Thu 3/125:30 am
SJU
- PWM
2 stops11h 15m
Southwest
Deal found 2/11![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:40 am
PWM
- VQS
2 stops30h 13m
United Airlines
Wed 3/1810:12 am
VQS
- PWM
2 stops34h 59m
United Airlines
Deal found 2/9![United Airlines logo]()
$5,476
This Southwest deal was found by Cheapflights users on 2/12. 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.
Tue 3/174:30 pm
PWM
- SJU
1 stop6h 30m
Southwest
Tue 3/244:15 pm
SJU
- PWM
1 stop6h 50m
Southwest
Deal found 2/12![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 2/12. 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.
Wed 3/184:30 pm
PWM
- SJU
1 stop6h 30m
Southwest
Wed 3/255:15 am
SJU
- PWM
1 stop6h 40m
Southwest
Deal found 2/12![Southwest logo]()
$363
One-way flights from Portland to Puerto RicoSearch for one-way flight options from Portland to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
Search for one-way flight options from Portland to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Sat 5/93:39 pm
PWM
- SJU
1 stop8h 11m
United Airlines
Deal found 2/11![United Airlines logo]()
$111
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:23 pm
PWM
- SJU
2 stops13h 50m
American Airlines
Deal found 2/10![American Airlines logo]()
$121
This Delta deal was found by Cheapflights users on 2/10. 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.
Sun 2/225:31 am
PWM
- SJU
1 stop10h 56m
Delta
Deal found 2/10![Delta logo]()
$143
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Mon 4/206:04 am
PWM
- SJU
2 stops15h 20m
United Airlines
Deal found 2/10![United Airlines logo]()
$154
This Delta deal was found by Cheapflights users on 2/10. 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 4/222:51 pm
PWM
- SJU
1 stop9h 08m
Delta
Deal found 2/10![Delta logo]()
$169
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:42 am
PWM
- SJU
2 stops14h 52m
American Airlines
Deal found 2/10![American Airlines logo]()
$194
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 4/202:51 pm
PWM
- SJU
1 stop9h 08m
Delta
Deal found 2/10![Delta logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Sat 5/95:01 pm
PWM
- SJU
3 stops27h 06m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Fri 2/204:15 pm
PWM
- SJU
2 stops12h 56m
United Airlines
Deal found 2/10![United Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/226:18 pm
PWM
- SJU
3 stops23h 50m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$227
Find flight deals from Portland to Puerto Rico
Keep the following information in mind while searching for Portland to Puerto Rico flight deals. Data was last updated February 12, 2026.
Round-trip from | $212 (United Airlines) |
|---|---|
One-way from | $111 (United Airlines) |
Popular in | February |
Cheapest in | November |
Average price | $662 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Puerto Rico 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 February 12, 2026.
Use the filters below to find and compare flights from Portland to Puerto Rico that are best for you.
Fly from
Portland
Fly to
Puerto Rico
Route
Depart
Return
Price
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Tue 2/24
5:31 am-5:27 pm
1 stop10h 56m
San Juan Luis Munoz Marin Intl
Tue 3/10
7:00 am-1:50 pm
1 stop6h 50m
$276
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Sat 5/2
2:51 pm-11:59 pm
1 stop9h 08m
San Juan Luis Munoz Marin Intl
Sat 5/9
7:00 am-1:58 pm
1 stop6h 58m
$286
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Tue 5/5
9:39 am-8:34 pm
1 stop10h 55m
San Juan Luis Munoz Marin Intl
Tue 5/5
1:00 am-10:18 am
2 stops9h 18m
$297
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Wed 4/1
6:00 am-8:34 pm
2 stops14h 34m
San Juan Luis Munoz Marin Intl
Wed 4/8
3:19 pm-11:22 pm
1 stop8h 03m
$311
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Tue 5/12
3:39 pm-11:50 pm
1 stop8h 11m
San Juan Luis Munoz Marin Intl
Mon 5/18
1:00 am-10:18 am
2 stops9h 18m
$312
PortlandVieques
PWM - VQS
PWMVQS
Portland
Wed 3/11
9:40 am-3:53 pm
2 stops30h 13m
Vieques
Wed 3/18
10:12 am-9:11 pm
2 stops34h 59m
$5,476
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Sat 5/9
3:39 pm-11:50 pm
1 stop8h 11m
$106
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Tue 4/21
6:04 am-2:44 pm
1 stop8h 40m
$111
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Sat 4/25
6:00 am-8:34 pm
2 stops14h 34m
$111
PortlandSan Juan
PWM - SJU
PWMSJU
Portland
Thu 4/23
7:23 pm-9:13 am
2 stops13h 50m
$121
Showing 1-10 of 12 results
Best time to book a flight from Portland to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Portland with our price prediction graph.
PWM-SJU
PWM-VQS
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 Portland to Puerto Rico
PWM-PR0
PWM-SJU
PWM-VQS
What is the cheapest month to book a flight from Portland, Maine to Puerto Rico?
Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Puerto Rico (average of $66). Flying from Portland, Maine to Puerto Rico in November is currently the most expensive (average of $172). 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.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated February 12, 2026.
Read through reviews of airlines operating flights from Portland to Puerto Rico, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Portland to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Top destinations
Alternative routes for Portland to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Puerto Rico by cabin class
Find flights from Portland to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Puerto Rico flights
Browse other Portland and Puerto Rico flight options. Last updated on February 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portland to Puerto Rico flights
Consider these flights traveling from Portland to Puerto Rico.
Top 5 airlines flying from Portland to Puerto Rico
Discover the top 5 airlines that operate flights from Portland to Puerto Rico. 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 February 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$176 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$190 | Average$508 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$235 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$573 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$315 | Average$565 | FlexibilityNo cancel fee | On-time63% |