Portugal

$459+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — LIS
Apr 26 — May 31
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Cheap 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 March 27, 2026.

This Travelocity deal was found by Cheapflights users on 3/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:35 pm
SJU
-
LIS
1 stop16h 30m
Iberia
Wed 11/118:20 am
LIS
-
SJU
1 stop15h 40m
Iberia
Deal found 3/24$609
This British Airways deal was found by Cheapflights users on 3/24. 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 10/235:50 pm
SJU
-
LIS
2 stops19h 10m
Multiple Airlines
Sat 10/314:45 pm
LIS
-
SJU
1 stop27h 55m
Multiple Airlines
Deal found 3/24$614
This United Airlines deal was found by Cheapflights users on 3/22. 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 4/231:25 pm
SJU
-
LIS
2 stops28h 20m
United Airlines
Tue 5/57:25 am
LIS
-
SJU
2 stops21h 25m
United Airlines
Deal found 3/22$617
This Iberia deal was found by Cheapflights users on 3/23. 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.
Tue 4/218:40 pm
SJU
-
LIS
1 stop18h 25m
Multiple Airlines
Mon 4/276:35 am
LIS
-
SJU
2 stops19h 49m
Multiple Airlines
Deal found 3/23$618
This KLM deal was found by Cheapflights users on 3/23. 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.
Thu 11/192:30 pm
SJU
-
LIS
1 stop13h 30m
Multiple Airlines
Fri 12/45:30 am
LIS
-
SJU
2 stops21h 50m
Multiple Airlines
Deal found 3/23$619
This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:25 pm
SJU
-
LIS
1 stop10h 25m
Iberia
Sat 10/314:45 pm
LIS
-
SJU
1 stop27h 55m
Iberia
Deal found 3/24$620
This British Airways deal was found by Cheapflights users on 3/24. 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.
Wed 10/282:25 pm
SJU
-
LIS
1 stop14h 40m
Multiple Airlines
Wed 11/118:20 am
LIS
-
SJU
2 stops19h 27m
Multiple Airlines
Deal found 3/24$622
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:43 am
SJU
-
LIS
2 stops27h 22m
Iberia
Mon 4/276:35 am
LIS
-
SJU
2 stops19h 49m
Iberia
Deal found 3/23$623
This United Airlines deal was found by Cheapflights users on 3/22. 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 12/48:10 am
SJU
-
LIS
2 stops22h 05m
United Airlines
Tue 12/811:55 am
LIS
-
SJU
2 stops16h 41m
United Airlines
Deal found 3/22$627
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/217:40 am
SJU
-
LIS
2 stops26h 55m
United Airlines
Mon 4/277:25 am
LIS
-
SJU
2 stops34h 09m
United Airlines
Deal found 3/23$629

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 March 27, 2026.

Round-trip from

$617
(United Airlines)

One-way from

$459
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$901
From San Juan to Portugal
One-way flight from San Juan to Portugal
Highest demand for flights based on searches. 27% potential increase in price ($326 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 27, 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

Price

Cheapest round-trip

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Fri 4/24

3:56 pm-9:55 pm

2 stops24h 59m

Lisbon Humberto Delgado

Tue 5/5

5:05 am-9:24 pm

2 stops21h 19m

$680

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Fri 5/1

1:25 pm-2:35 pm

2 stops20h 10m

Lisbon Humberto Delgado

Wed 5/13

5:00 am-10:17 pm

2 stops22h 17m

$700
Quickest round-trip

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Tue 4/21

4:55 pm-3:35 pm

2 stops17h 40m

Lisbon Humberto Delgado

Tue 4/28

12:20 pm-9:24 pm

1 stop14h 04m

$741

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Wed 4/15

1:21 pm-2:35 pm

2 stops20h 14m

Lisbon Humberto Delgado

Mon 4/27

5:00 am-11:13 pm

2 stops23h 13m

$769

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Tue 4/21

7:20 am-3:35 pm

2 stops27h 15m

Lisbon Humberto Delgado

Mon 4/27

12:20 pm-1:45 pm

2 stops30h 25m

$782

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Tue 4/14

7:40 am-10:30 am

2 stops21h 50m

Lisbon Humberto Delgado

Fri 5/1

10:25 am-9:24 pm

2 stops15h 59m

$866
Cheapest one-way

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Sun 7/5

6:09 pm-10:30 pm

2 stops23h 21m

$459

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Thu 5/7

7:40 am-3:25 pm

2 stops26h 45m

$480

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Tue 4/21

7:20 am-3:35 pm

2 stops27h 15m

$480

San JuanLisbon

SJU - LIS

SJULIS

San Juan Luis Munoz Marin Intl

Sun 5/24

6:35 pm-10:30 pm

2 stops22h 55m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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 $393). Flying from San Juan to Portugal in June is currently the most expensive (average of $894). 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 March 27, 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.

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

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.
  • How long is the flight from San Juan to Portugal?

    A quick flight from San Juan to Portugal can take about 20h 10m. United Airlines provides one of the quickest options available for as low as $700. The distance between San Juan and Portugal is about 3657 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $393). Flying from San Juan to Portugal in June is currently the most expensive (average of $894). 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.

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 March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$440Average$822FlexibilityNo cancel feeOn-time69%
KLMCheapest$493Average$667FlexibilityNo cancel feeOn-time75%
IberiaCheapest$537Average$884FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$558Average$940FlexibilityNo cancel feeOn-time71%
DeltaCheapest$590Average$1,198FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$781Average$1,235FlexibilityNo cancel feeOn-timeN/A

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