$380+ Cheap flights from San Juan to Portugal
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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — LIS
Jun 15 — Jun 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Juan to Portugal 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 San Juan to Portugal
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Juan to PortugalExplore the most affordable flight options available from San Juan to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from San Juan to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Trip.com deal was found by Cheapflights users on 5/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
SJU
- LIS
1 stop14h 25m
Iberia
Sat 6/206:35 am
LIS
- SJU
1 stop17h 25m
Iberia
Deal found 5/15![Iberia logo]()
$754
This Trip.com deal was found by Cheapflights users on 5/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
SJU
- LIS
1 stop14h 25m
Iberia
Sun 6/216:35 am
LIS
- SJU
1 stop13h 50m
Iberia
Deal found 5/15![Iberia logo]()
$794
This Trip.com deal was found by Cheapflights users on 5/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/138:40 pm
SJU
- LIS
1 stop18h 25m
Iberia
Sat 6/208:25 am
LIS
- SJU
1 stop15h 35m
Iberia
Deal found 5/14![Iberia logo]()
$795
This Trip.com deal was found by Cheapflights users on 5/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:25 pm
SJU
- LIS
1 stop10h 25m
Iberia
Fri 7/36:35 am
LIS
- SJU
1 stop13h 50m
Iberia
Deal found 5/12![Iberia logo]()
$796
This United Airlines deal was found by Cheapflights users on 5/14. 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 11/252:20 pm
SJU
- LIS
1 stop13h 50m
United Airlines
Sun 12/65:00 am
LIS
- SJU
2 stops23h 36m
United Airlines
Deal found 5/14![United Airlines logo]()
$810
This Delta deal was found by Cheapflights users on 5/14. 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 11/252:05 pm
SJU
- LIS
1 stop13h 55m
Delta
Sun 12/610:00 am
LIS
- SJU
1 stop17h 55m
Delta
Deal found 5/14![Delta logo]()
$822
This Air France deal was found by Cheapflights users on 5/12. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:35 pm
SJU
- LIS
2 stops19h 35m
Air France
Sun 12/65:30 am
LIS
- SJU
2 stops22h 25m
Air France
Deal found 5/12![Air France logo]()
$824
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 12/43:46 pm
SJU
- LIS
2 stops62h 29m
United Airlines
Sun 12/1310:15 am
LIS
- SJU
1 stop32h 25m
United Airlines
Deal found 5/12![United Airlines logo]()
$827
Best flights from San Juan to PortugalDiscover carefully curated flight deals from San Juan to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from San Juan to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This United Airlines deal was found by Cheapflights users on 5/15. 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 10/144:55 pm
SJU
- LIS
1 stop12h 35m
United Airlines
Fri 10/2310:25 am
LIS
- SJU
1 stop18h 25m
United Airlines
Deal found 5/15![United Airlines logo]()
$857
This KLM deal was found by Cheapflights users on 5/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:32 pm
SJU
- LIS
1 stop16h 13m
KLM
Fri 10/2312:45 pm
LIS
- SJU
2 stops16h 11m
KLM
Deal found 5/13![KLM logo]()
$862
This Delta deal was found by Cheapflights users on 5/13. 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 10/141:32 pm
SJU
- LIS
1 stop16h 13m
Delta
Fri 10/2312:45 pm
LIS
- SJU
1 stop28h 36m
Delta
Deal found 5/13![Delta logo]()
$904
This American Airlines deal was found by Cheapflights users on 5/16. 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 8/47:00 am
SJU
- LIS
1 stop21h 05m
American Airlines
Tue 8/188:25 am
LIS
- SJU
1 stop12h 00m
American Airlines
Deal found 5/16![American Airlines logo]()
$925
This British Airways deal was found by Cheapflights users on 5/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:25 pm
SJU
- LIS
1 stop14h 40m
Iberia
Fri 9/256:35 am
LIS
- SJU
1 stop13h 50m
Iberia
Deal found 5/15![Iberia logo]()
$998
This United Airlines deal was found by Cheapflights users on 5/16. 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 8/47:20 am
SJU
- LIS
2 stops21h 00m
United Airlines
Tue 8/181:00 pm
LIS
- SJU
2 stops29h 45m
United Airlines
Deal found 5/16![United Airlines logo]()
$954
Last-minute flights from San Juan to PortugalDiscover last-minute flight deals from San Juan to Portugal. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Portugal. Data last updated May 16, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 5/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:40 pm
SJU
- LIS
1 stop16h 45m
Iberia
Fri 6/126:35 am
LIS
- SJU
1 stop17h 15m
Iberia
Deal found 5/15![Iberia logo]()
$987
This Trip.com deal was found by Cheapflights users on 5/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
SJU
- LIS
1 stop14h 25m
Iberia
Sat 6/206:35 am
LIS
- SJU
1 stop17h 25m
Iberia
Deal found 5/15![Iberia logo]()
$754
This Trip.com deal was found by Cheapflights users on 5/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:40 pm
SJU
- LIS
1 stop14h 25m
Iberia
Sun 6/216:35 am
LIS
- SJU
1 stop13h 50m
Iberia
Deal found 5/15![Iberia logo]()
$794
This Trip.com deal was found by Cheapflights users on 5/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/138:40 pm
SJU
- LIS
1 stop18h 25m
Iberia
Sat 6/208:25 am
LIS
- SJU
1 stop15h 35m
Iberia
Deal found 5/14![Iberia logo]()
$795
This Trip.com deal was found by Cheapflights users on 5/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:25 pm
SJU
- LIS
1 stop10h 25m
Iberia
Fri 7/36:35 am
LIS
- SJU
1 stop13h 50m
Iberia
Deal found 5/12![Iberia logo]()
$796
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 6/296:21 am
SJU
- LIS
1 stop21h 44m
American Airlines
Mon 11/26:30 am
LIS
- SJU
1 stop17h 30m
American Airlines
Deal found 5/13![American Airlines logo]()
$1,004
One-way flights from San Juan to PortugalSearch for one-way flight options from San Juan to Portugal. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from San Juan to Portugal. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 9/75:15 pm
SJU
- LIS
1 stop23h 05m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 11/19:35 pm
SJU
- LIS
1 stop18h 40m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 5/14. 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.
Sun 11/18:30 am
SJU
- LIS
2 stops19h 40m
United Airlines
Deal found 5/14![United Airlines logo]()
$404
This Iberia deal was found by Cheapflights users on 5/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:05 pm
SJU
- LIS
2 stops25h 35m
Iberia
Deal found 5/14![Iberia logo]()
$414
This Trip.com deal was found by Cheapflights users on 5/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:25 pm
SJU
- LIS
1 stop17h 50m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 9/279:03 am
SJU
- LIS
3 stops42h 27m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 10/225:15 pm
SJU
- LIS
1 stop32h 35m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$438
This KLM deal was found by Cheapflights users on 5/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:48 am
SJU
- LIS
2 stops20h 12m
KLM
Deal found 5/15![KLM logo]()
$440
This Air France deal was found by Cheapflights users on 5/15. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:42 pm
SJU
- LIS
2 stops19h 13m
Air France
Deal found 5/15![Air France logo]()
$444
This Delta deal was found by Cheapflights users on 5/16. 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 9/55:56 pm
SJU
- LIS
1 stop33h 04m
Delta
Deal found 5/16![Delta logo]()
$446
This American Airlines deal was found by Cheapflights users on 5/15. 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 7/54:38 pm
SJU
- LIS
2 stops18h 27m
American Airlines
Deal found 5/15![American Airlines logo]()
$453
Find flight deals from San Juan to Portugal
Keep the following information in mind while searching for San Juan to Portugal flight deals. Data was last updated May 16, 2026.
Round-trip from | $754 (Trip.com) |
|---|---|
One-way from | $380 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $997 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan to Portugal 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 May 16, 2026.
Use the filters below to find and compare flights from San Juan to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Wed 10/14
4:55 pm-10:30 am
1 stop12h 35m
Lisbon Humberto Delgado
Fri 10/23
10:25 am-11:50 pm
1 stop18h 25m
$857
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Wed 10/14
1:32 pm-10:45 am
1 stop16h 13m
Lisbon Humberto Delgado
Fri 10/23
12:45 pm-11:56 pm
2 stops16h 11m
$862
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Wed 10/14
1:32 pm-10:45 am
1 stop16h 13m
Lisbon Humberto Delgado
Fri 10/23
12:45 pm-12:21 pm
1 stop28h 36m
$904
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Tue 8/4
7:00 am-9:05 am
1 stop21h 05m
Lisbon Humberto Delgado
Tue 8/18
8:25 am-3:25 pm
1 stop12h 00m
$925
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Tue 8/4
7:20 am-9:20 am
2 stops21h 00m
Lisbon Humberto Delgado
Tue 8/18
1:00 pm-1:45 pm
2 stops29h 45m
$954
Quickest round-trip
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Fri 9/11
8:25 pm-4:05 pm
1 stop14h 40m
Lisbon Humberto Delgado
Fri 9/25
6:35 am-3:25 pm
1 stop13h 50m
$998
Cheapest one-way
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Sun 11/1
8:30 am-8:10 am
2 stops19h 40m
$404
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Mon 9/7
5:15 pm-3:10 pm
3 stops40h 55m
$413
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Tue 9/8
1:26 pm-10:45 am
1 stop16h 19m
$440
San JuanLisbon
SJU - LIS
SJULIS
San Juan Luis Munoz Marin Intl
Sun 9/6
7:00 am-10:45 am
2 stops22h 45m
$440
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from San Juan to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from San Juan with our price prediction graph.
SJU-LIS
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 San Juan to Portugal
PR1-PT0
SJU-LIS
How far ahead should I book a flight from San Juan to Portugal?
The price you pay for your flight from San Juan to Portugal may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Juan to Portugal?
Currently, February is the cheapest month in which you can book a flight from San Juan to Portugal (average of $375). Flying from San Juan to Portugal in July is currently the most expensive (average of $709). 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 Portugal
Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated May 16, 2026.
Read reviews from past customers who have flown Delta,KLM, andUnited Airlines from San Juan to Portugal. 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.
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Overall
7.9
Reviews
1 / 20
8.0
ExcellentRona,Feb 2024
MSP - DEN
Related info for your journey
Find useful and relevant information for your journey from San Juan to Portugal. 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 regions
Alternative routes for San Juan to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Juan to Portugal by cabin class
Find flights from San Juan to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Juan and Portugal flights
Browse other San Juan and Portugal flight options. Last updated on May 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 7 airlines flying from San Juan to Portugal
Discover the top 7 airlines that operate flights from San Juan to Portugal. 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 May 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$440 | Average$673 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$493 | Average$667 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$533 | Average$646 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$537 | Average$820 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$558 | Average$830 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$633 | Average$1,267 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$781 | Average$1,186 | FlexibilityNo cancel fee | On-timeN/A |