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Porto

$236+ Cheap flights from Pasadena, CA to Porto (OPO)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Pasadena to Porto

Cheapest flights from Pasadena to Porto
Explore the most affordable flight options available from Pasadena to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This oojo deal was found by Cheapflights users on 1/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/34:45 pm
LAX
-
OPO
1 stop14h 15m
TAP AIR PORTUGAL
Wed 2/114:05 pm
OPO
-
LAX
1 stop30h 35m
TAP AIR PORTUGAL
Deal found 1/26$431
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:45 pm
LAX
-
OPO
1 stop14h 15m
TAP AIR PORTUGAL
Tue 3/176:55 am
OPO
-
LAX
1 stop16h 05m
TAP AIR PORTUGAL
Deal found 1/27$432
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/314:45 pm
LAX
-
OPO
1 stop14h 15m
TAP AIR PORTUGAL
Mon 2/165:55 pm
OPO
-
LAX
1 stop29h 05m
TAP AIR PORTUGAL
Deal found 1/28$439
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 3/27:10 pm
LAX
-
OPO
1 stop32h 05m
SWISS
Tue 3/107:25 pm
OPO
-
LAX
1 stop29h 10m
SWISS
Deal found 1/28$445
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/94:00 pm
LAX
-
OPO
1 stop15h 55m
Multiple Airlines
Mon 3/167:20 pm
OPO
-
LAX
1 stop29h 15m
Multiple Airlines
Deal found 1/27$465
This Expedia deal was found by Cheapflights users on 1/28. 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 3/210:47 am
LAX
-
OPO
2 stops21h 13m
Iberia
Tue 3/108:40 pm
OPO
-
LAX
1 stop27h 55m
Iberia
Deal found 1/28$471
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:35 am
LAX
-
OPO
2 stops21h 15m
Multiple Airlines
Tue 3/101:45 pm
OPO
-
LAX
1 stop33h 30m
Multiple Airlines
Deal found 1/27$477
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:35 am
LAX
-
OPO
2 stops22h 15m
Multiple Airlines
Tue 3/171:45 pm
OPO
-
LAX
1 stop33h 30m
Multiple Airlines
Deal found 1/27$482
This Mytrip deal was found by Cheapflights users on 1/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1510:50 pm
LAX
-
OPO
2 stops33h 05m
Multiple Airlines
Mon 3/237:20 pm
OPO
-
LAX
1 stop29h 15m
Multiple Airlines
Deal found 1/29$483
This Delta deal was found by Cheapflights users on 1/28. 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 3/37:45 am
LAX
-
OPO
2 stops18h 45m
Delta
Tue 3/105:00 am
OPO
-
LAX
1 stop14h 45m
Delta
Deal found 1/28$484

Find flight deals from Pasadena to Porto

Keep the following information in mind while searching for Pasadena to Porto flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$432
(oojo)

One-way from

$236
(Delta)

Popular in

December

Cheapest in

February

Average price

$649
Provider with most accurate pricing for Los Angeles-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Porto flights.
Search Deals
From Pasadena to Porto
Search Deals
One-way flight from Pasadena to Porto
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasadena to Porto 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 January 29, 2026.
Use the filters below to find and compare flights from Pasadena to Porto that are best for you.

Fly from

Pasadena

Fly to

Porto

Route

Depart

Return

Price

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 4/8

7:00 am-3:25 pm

2 stops24h 25m

Porto

Tue 4/14

11:30 am-11:50 am

1 stop32h 20m

$484

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 3/3

11:35 am-9:30 am

1 stop13h 55m

Porto

Tue 3/10

12:30 pm-12:17 am

2 stops18h 47m

$488

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Thu 2/26

11:14 am-3:25 pm

2 stops20h 11m

Porto

Wed 3/4

5:00 am-11:45 am

1 stop14h 45m

$490

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 3/3

7:55 am-10:30 am

2 stops18h 35m

Porto

Tue 3/17

5:00 am-8:28 pm

2 stops22h 28m

$494

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 4/21

1:50 pm-6:20 pm

1 stop20h 30m

Porto

Wed 5/6

5:00 am-6:14 pm

2 stops21h 14m

$494

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 4/7

5:30 pm-11:25 pm

1 stop21h 55m

Porto

Mon 4/13

4:35 pm-1:10 pm

1 stop28h 35m

$502

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Mon 4/27

6:00 pm-10:30 pm

1 stop20h 30m

Porto

Wed 5/20

5:00 am-11:50 am

1 stop14h 50m

$526

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 5/5

6:00 pm-10:05 pm

1 stop20h 05m

Porto

Fri 5/22

5:00 am-5:43 pm

2 stops20h 43m

$537

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 4/19

6:00 pm-10:00 pm

1 stop20h 00m

Porto

Sat 5/9

5:00 am-7:37 pm

2 stops22h 37m

$539

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 4/19

6:00 pm-10:00 pm

1 stop20h 00m

Porto

Sun 5/10

5:00 am-7:37 pm

2 stops22h 37m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Pasadena to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Pasadena 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 Pasadena to Porto

How far ahead should I book a flight from Pasadena to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Pasadena to Porto. Price data was last updated on January 23, 2026.

The price you pay for your flight from Pasadena to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 85 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 Pasadena to Porto?

Currently, May is the cheapest month in which you can book a flight from Pasadena to Porto (average of $406). Flying from Pasadena to Porto in June is currently the most expensive (average of $826). 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.

How much does it cost to fly round-trip from Pasadena to Porto?

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Pasadena to Porto, such as Delta, SWISS, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,125 reviews
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.6
Good
1,864 reviews
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
3,100 reviews
Delta
7.9
Good
8,125 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Pasadena to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Pasadena?

    If you book a flight to Porto from Pasadena, you will be flying to Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto. There are 0 flights from Pasadena to Porto per day from 12 different airlines.

  • How long is the flight from Pasadena to Porto?

    There are many flights that can get you from Pasadena to Porto in 13h 55m. Fly via Delta or United Airlines to get the fastest option. Airlines will cover a distance of 5588 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pasadena to Porto one-way?

    One-way options have recently been found by users for as low as $290 on KLM. Other airlines that offer cheap prices include LEVEL from $300 and American Airlines from $339 one-way.

  • Can I find deals for flights from Pasadena to Porto that include hotel bookings?

    Yes. In addition to deals on Pasadena to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasadena to Porto?

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

  • Can I find deals for business class flights from Pasadena to Porto?

    Yes. Cheapflights offers flight deals from Pasadena to Porto 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 Pasadena to Porto?

    Currently, May is the cheapest month in which you can book a flight from Pasadena to Porto (average of $406). Flying from Pasadena to Porto in June is currently the most expensive (average of $826). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Pasadena to Porto

Discover the top 10 airlines that operate flights from Pasadena to Porto. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$263Average$673FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$366Average$862FlexibilityNo cancel feeOn-time75%
IberiaCheapest$451Average$895FlexibilityNo cancel feeOn-time77%
DeltaCheapest$484Average$911FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$522Average$824FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$533Average$806FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$550Average$800FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$574Average$1,040FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$593Average$974FlexibilityNo cancel feeOn-time69%
SWISSCheapest$610Average$904FlexibilityNo cancel feeOn-time79%

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