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Portugal

$329+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — LIS
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
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Cheap 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 junio 18, 2025.

Round-trip from

$551
(United Airlines)

One-way from

$329
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,230
From San Juan to Portugal
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One-way flight from San Juan to Portugal
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Highest demand for flights based on searches. 23% potential increase in price ($283 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Juan to Portugal

Cheapest flights from San Juan to Portugal
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 junio 18, 2025.

This United Airlines deal was found by Cheapflights users on 6/18. 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.
mié. 11/198:30 amSJU - LIS
1 stop21h 45mUnited Airlines
jue. 12/411:55 amLIS - SJU
1 stop14h 27mUnited Airlines
Deal found 6/18$551
This Finnair deal was found by Cheapflights users on 6/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/192:55 pmSJU - LIS
2 stops14h 10mMultiple Airlines
jue. 12/410:55 amLIS - SJU
2 stops29h 10mMultiple Airlines
Deal found 6/16$556
This Iberia deal was found by Cheapflights users on 6/18. 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.
lun. 10/208:20 pmSJU - LIS
1 stop18h 45mIberia
lun. 11/36:45 pmLIS - SJU
1 stop29h 10mIberia
Deal found 6/18$559
This KLM deal was found by Cheapflights users on 6/17. 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.
mar. 11/182:08 pmSJU - LIS
1 stop14h 52mKLM
vie. 11/2810:00 amLIS - SJU
1 stop17h 50mKLM
Deal found 6/17$572
This American Airlines deal was found by Cheapflights users on 6/16. 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.
vie. 11/146:30 amSJU - LIS
1 stop21h 25mAmerican Airlines
lun. 11/246:45 pmLIS - SJU
1 stop25h 45mAmerican Airlines
Deal found 6/16$600
This Delta deal was found by Cheapflights users on 6/17. 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.
lun. 9/221:27 pmSJU - LIS
1 stop16h 18mDelta
mar. 9/3010:00 amLIS - SJU
1 stop17h 42mDelta
Deal found 6/17$711
This Air Canada deal was found by Cheapflights users on 6/17. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/22:05 amSJU - LIS
2 stops27h 15mAir Canada
sáb. 12/1311:00 amLIS - SJU
1 stop31h 35mAir Canada
Deal found 6/17$725
This Air France deal was found by Cheapflights users on 6/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:00 pmSJU - LIS
2 stops18h 55mAir France
mar. 9/910:00 amLIS - SJU
1 stop18h 51mAir France
Deal found 6/16$891
This Lufthansa deal was found by Cheapflights users on 6/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/211:25 pmSJU - LIS
2 stops27h 25mLufthansa
lun. 9/17:30 amLIS - SJU
2 stops42h 08mLufthansa
Deal found 6/17$956
This British Airways deal was found by Cheapflights users on 6/18. 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.
jue. 8/218:20 pmSJU - LIS
1 stop30h 25mBritish Airways
lun. 9/18:45 pmLIS - SJU
1 stop26h 45mBritish Airways
Deal found 6/18$987
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/16. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/296:05 amSJU - LIS
1 stop18h 35mTAP AIR PORTUGAL
sáb. 9/135:35 pmLIS - SJU
1 stop23h 32mTAP AIR PORTUGAL
Deal found 6/16$1,087

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 junio 18, 2025.
Use the filters below to find and compare flights from San Juan to Portugal that are best for you.

Fly from

San Juan

Fly to

Portugal

Route

Depart

Return

Price

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

mié. 11/19

8:30 am-10:15 am

1 stop21h 45m

Lisbon Humberto Delgado

jue. 12/4

11:55 am-10:22 pm

1 stop14h 27m

$551

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

mié. 11/19

2:55 pm-9:05 am

2 stops14h 10m

Lisbon Humberto Delgado

jue. 12/4

10:55 am-12:05 pm

2 stops29h 10m

$556

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

lun. 10/20

8:20 pm-8:05 pm

1 stop18h 45m

Lisbon Humberto Delgado

lun. 11/3

6:45 pm-7:55 pm

1 stop29h 10m

$559

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

mar. 11/18

2:08 pm-9:00 am

1 stop14h 52m

Lisbon Humberto Delgado

vie. 11/28

10:00 am-11:50 pm

1 stop17h 50m

$572

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

vie. 11/14

6:30 am-7:55 am

1 stop21h 25m

Lisbon Humberto Delgado

lun. 11/24

6:45 pm-4:30 pm

1 stop25h 45m

$600

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

dom. 8/10

8:20 pm-11:50 am

1 stop10h 30m

Lisbon Humberto Delgado

mié. 8/20

12:30 pm-6:30 pm

1 stop11h 00m

$708

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

lun. 9/22

1:27 pm-10:45 am

1 stop16h 18m

Lisbon Humberto Delgado

mar. 9/30

10:00 am-10:42 pm

1 stop17h 42m

$711

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

mar. 12/2

2:05 am-9:20 am

2 stops27h 15m

Lisbon Humberto Delgado

sáb. 12/13

11:00 am-2:35 pm

1 stop31h 35m

$725

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

sáb. 8/30

6:00 pm-5:55 pm

2 stops18h 55m

Lisbon Humberto Delgado

mar. 9/9

10:00 am-11:51 pm

1 stop18h 51m

$891

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

jue. 8/21

1:25 pm-9:50 pm

2 stops27h 25m

Lisbon Humberto Delgado

lun. 9/1

7:30 am-8:38 pm

2 stops42h 08m

$956

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 16 results
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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.
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

What is the cheapest month to book a flight from San Juan to Portugal?

Currently, January is the cheapest month in which you can book a flight from San Juan to Portugal (average of $612). Flying from San Juan to Portugal in June is currently the most expensive (average of $1,135). 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.

What is the cheapest time of day to fly from SJU to PT?

Find hourly flight availability from San Juan to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 18, 2025.

When flying from San Juan to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 18, 2025.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,364 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,467 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,809 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from San Juan to Portugal one-way?

    The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $439. However, be on the lookout for offers from United Airlines and TAP AIR PORTUGAL, as they are both options that can get you from San Juan to Portugal for a low price.

  • Can I find deals for flights from San Juan to Portugal that include hotel bookings?

    Yes. In addition to deals on San Juan to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Juan to Portugal.

  • Can I find deals for business class flights from San Juan to Portugal?

    Yes. Cheapflights offers flight deals from San Juan to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Juan to Portugal?

    Currently, January is the cheapest month in which you can book a flight from San Juan to Portugal (average of $612). Flying from San Juan to Portugal in June is currently the most expensive (average of $1,135). 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.

See more FAQs

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Alternative routes for San Juan to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Juan to Portugal

Discover the top 6 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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$445Average$601FlexibilityNo cancel feeOn-time70%
KLMCheapest$483Average$569FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$513Average$916FlexibilityNo cancel feeOn-time69%
DeltaCheapest$536Average$1,056FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$544Average$867FlexibilityNo cancel feeOn-time71%
IberiaCheapest$558Average$1,079FlexibilityNo cancel feeOn-time77%

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