$158+ Cheap flights from Luis Munoz Marin Intl (SJU) to Portland, ME (PWM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — PWM
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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Find cheap flights from Luis Munoz Marin Intl to Portland 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 Luis Munoz Marin Intl to Portland
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Cheapest flights from Luis Munoz Marin Intl to PortlandExplore the most affordable flight options available from Luis Munoz Marin Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
Explore the most affordable flight options available from Luis Munoz Marin Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:36 am -
2 stops13h 00m
Wed 11/116:17 am -
2 stops14h 21m
Deal found 9/9![American Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 9/10. 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 10/246:45 am -
1 stop7h 06m
Wed 11/112:05 pm -
1 stop8h 10m
Deal found 9/10![Delta logo]()
$316
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/1312:21 pm -
2 stops11h 15m
Wed 10/215:30 am -
1 stop8h 07m
Deal found 9/10![American Airlines logo]()
$325
This United Airlines deal was found by Cheapflights users on 9/12. 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 9/294:55 pm -
1 stop7h 04m
Wed 10/76:00 am -
1 stop7h 45m
Deal found 9/12![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/121:00 am -
1 stop8h 08m
Wed 10/215:15 am -
1 stop7h 19m
Deal found 9/10![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:40 am -
2 stops10h 05m
Mon 11/95:20 am -
2 stops10h 40m
Deal found 9/13![Southwest logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 am -
1 stop8h 59m
Wed 11/412:13 pm -
2 stops9h 26m
Deal found 9/13![American Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:45 am -
1 stop6h 30m
Wed 11/412:45 pm -
1 stop9h 40m
Deal found 9/13![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/201:00 am -
2 stops13h 38m
Sat 10/2411:35 am -
2 stops12h 15m
Deal found 9/9![United Airlines logo]()
$386
Best flights from Luis Munoz Marin Intl to PortlandDiscover carefully curated flight deals from Luis Munoz Marin Intl to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Luis Munoz Marin Intl to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:36 am -
2 stops13h 00m
Wed 11/116:17 am -
2 stops14h 21m
Deal found 9/9![American Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 9/10. 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 10/246:45 am -
1 stop7h 06m
Wed 11/112:05 pm -
1 stop8h 10m
Deal found 9/10![Delta logo]()
$316
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/121:00 am -
1 stop8h 08m
Wed 10/215:15 am -
1 stop7h 19m
Deal found 9/10![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:40 am -
2 stops10h 05m
Mon 11/95:20 am -
2 stops10h 40m
Deal found 9/13![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 9/13. 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.
Wed 11/46:10 pm -
1 stop7h 00m
Mon 11/96:00 am -
1 stop9h 56m
Deal found 9/13![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 9/13. 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.
Wed 10/216:45 am -
1 stop8h 50m
Tue 11/106:00 am -
1 stop10h 43m
Deal found 9/13![Delta logo]()
$316
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 9/281:00 am -
2 stops9h 02m
Wed 10/76:00 am -
2 stops14h 38m
Deal found 9/12![United Airlines logo]()
$365
Last-minute flights from Luis Munoz Marin Intl to PortlandDiscover last-minute flight deals from Luis Munoz Marin Intl to Portland. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Luis Munoz Marin Intl to Portland. Data last updated September 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 9/281:00 am -
2 stops9h 02m
Wed 10/76:00 am -
1 stop7h 45m
Deal found 9/12![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/121:00 am -
1 stop8h 08m
Wed 10/215:15 am -
1 stop7h 19m
Deal found 9/10![United Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/1312:21 pm -
2 stops11h 15m
Wed 10/215:30 am -
1 stop8h 07m
Deal found 9/10![American Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/1612:41 pm -
2 stops11h 18m
Sun 10/185:30 am -
1 stop17h 27m
Deal found 9/10![American Airlines logo]()
$402
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/201:00 am -
2 stops13h 38m
Sat 10/2411:35 am -
2 stops12h 15m
Deal found 9/9![United Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:36 am -
2 stops13h 00m
Wed 11/116:17 am -
2 stops14h 21m
Deal found 9/9![American Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 9/10. 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 10/246:45 am -
1 stop7h 06m
Wed 11/112:05 pm -
1 stop8h 10m
Deal found 9/10![Delta logo]()
$316
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 am -
1 stop8h 59m
Wed 11/412:13 pm -
2 stops9h 26m
Deal found 9/13![American Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:45 am -
1 stop6h 30m
Wed 11/412:45 pm -
1 stop9h 40m
Deal found 9/13![Southwest logo]()
$384
One-way flights from Luis Munoz Marin Intl to PortlandSearch for one-way flight options from Luis Munoz Marin Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Luis Munoz Marin Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:00 pm -
2 stops8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3110:53 pm -
1 stop11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/232:05 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 9/12. 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 1/302:05 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$265
This Southwest deal was found by Cheapflights users on 9/12. 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.
Sun 1/317:35 am -
2 stops8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Southwest logo]()
$270
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/245:45 am -
2 stops9h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/73:15 am -
3 stops33h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/246:00 am -
3 stops35h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 11/2910:54 pm -
3 stops59h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:55 pm -
3 stops22h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$457
Find flight deals from Luis Munoz Marin Intl to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $278 (American Airlines) |
One-way from | $158 (Southwest) |
Cheapflights Fare Finder
Customize your flight search to find flights from Luis Munoz Marin Intl to Portland 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 7,457,451 searches. Data last updated September 14, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Fri 11/6
4:00 pm-11:55 pm
2 stops8h 55m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$158
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Tue 12/8
8:05 am-2:37 pm
1 stop7h 32m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$158
Quickest round-trip
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Sat 1/30
2:05 am-8:19 am
1 stop7h 14m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Sun 1/31
7:35 am-3:30 pm
2 stops8h 55m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$270
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Sun 1/24
5:45 am-2:40 pm
2 stops9h 55m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$273
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Sat 10/24
10:36 am-11:36 pm
2 stops13h 00m
Portland
Wed 11/11
6:17 am-9:38 pm
2 stops14h 21m
$283
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Mon 12/7
3:15 am-11:48 am
3 stops33h 33m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$313
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Sat 10/24
6:45 am-1:51 pm
1 stop7h 06m
Portland
Wed 11/11
2:05 pm-11:15 pm
1 stop8h 10m
$316
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Wed 11/4
6:10 pm-12:10 am
1 stop7h 00m
Portland
Mon 11/9
6:00 am-4:56 pm
1 stop9h 56m
$316
San JuanPortland
SJU San Juan Luis Munoz Marin Intl - PWM Portland
SJUPWM
San Juan Luis Munoz Marin Intl
Wed 10/21
6:45 am-3:35 pm
1 stop8h 50m
Portland
Tue 11/10
6:00 am-5:43 pm
1 stop10h 43m
$316
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Luis Munoz Marin Intl to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Portland in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Luis Munoz Marin Intl to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Luis Munoz Marin Intl with our price prediction graph.
SJU-PWM
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.
Related info for your journey
Find useful and relevant information for your journey from Luis Munoz Marin Intl to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Lewiston
Brunswick
Conway
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