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Cheap flights from Portugal to California from $294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to California departing on 4/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portugal to California

Recent round-trip flight deals from Portugal to California

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
5:35 pm - 6:00 pm
OPO
-
LAX
31h 25m
1 stop
Scandinavian Airlines Logo
8:30 pm - 9:35 am
LAX
-
OPO
30h 05m
1 stop
$509Scandinavian Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
9:55 pm - 6:05 pm
OPO
-
LAX
28h 10m
1 stop
Multiple Airlines Logo
8:55 pm - 8:10 am
LAX
-
OPO
28h 15m
1 stop
$526Multiple Airlines
Mon, Feb 23 - Sun, Mar 8
Scandinavian Airlines Logo
11:40 am - 5:00 pm
FAO
-
LAX
37h 20m
1 stop
Scandinavian Airlines Logo
7:30 pm - 10:50 am
LAX
-
FAO
31h 20m
1 stop
$532Scandinavian Airlines
Tue, Feb 24 - Sun, Mar 1
British Airways Logo
7:20 am - 5:40 pm
LIS
-
SFO
18h 20m
1 stop
British Airways Logo
4:35 pm - 5:45 pm
SFO
-
LIS
17h 10m
1 stop
$561British Airways
Thu, Apr 16 - Sun, May 10
British Airways Logo
7:05 am - 3:00 pm
LIS
-
SFO
15h 55m
1 stop
British Airways Logo
8:40 pm - 9:50 pm
SFO
-
LIS
17h 10m
1 stop
$573British Airways
Sun, Feb 1 - Wed, Feb 11
Delta Logo
5:00 am - 11:50 am
OPO
-
SFO
14h 50m
1 stop
Delta Logo
7:10 am - 10:30 am
SFO
-
OPO
19h 20m
2 stops
$665Delta
Wed, Feb 18 - Tue, Feb 24
TAP AIR PORTUGAL Logo
6:05 am - 2:40 pm
FAO
-
LAX
16h 35m
1 stop
TAP AIR PORTUGAL Logo
6:55 pm - 11:50 pm
LAX
-
FAO
20h 55m
1 stop
$674TAP AIR PORTUGAL
Thu, Feb 26 - Thu, Mar 5
United Airlines Logo
5:00 am - 9:12 pm
LIS
-
SJC
24h 12m
3 stops
United Airlines Logo
10:55 pm - 8:10 am
SJC
-
LIS
25h 15m
2 stops
$820United Airlines
Sat, Feb 28 - Sat, Mar 7
TAP AIR PORTUGAL Logo
4:35 pm - 3:40 pm
FAO
-
LAX
30h 05m
1 stop
TAP AIR PORTUGAL Logo
4:40 pm - 10:25 am
LAX
-
FAO
33h 45m
1 stop
$836TAP AIR PORTUGAL
Wed, Mar 18 - Fri, Apr 3
United Airlines Logo
5:00 am - 9:05 pm
LIS
-
SJC
24h 05m
3 stops
United Airlines Logo
8:45 am - 10:15 am
SJC
-
LIS
17h 30m
2 stops
$1,165United Airlines
Thu, Feb 26 - Thu, Mar 5

Delta flights from Portugal to California

Our best Delta deals on Portugal to California flight tickets
Delta
May 15
OPO5:00 amPorto
14h 45m
1 stop
SFO11:45 amSan Francisco
May 18
SFO1:00 pmSan Francisco
21h 10m
2 stops
OPO6:10 pmPorto
$669
Delta
Feb 28
OPO5:00 amPorto
20h 56m
2 stops
SFO5:56 pmSan Francisco
Mar 7
SFO1:55 pmSan Francisco
24h 30m
1 stop
OPO10:25 pmPorto
$677
Delta
Jan 26
LIS5:00 amLisbon Humberto Delgado
22h 23m
2 stops
SFO7:23 pmSan Francisco
Feb 8
SFO10:30 amSan Francisco
23h 00m
2 stops
LIS5:30 pmLisbon Humberto Delgado
$679

British Airways flights from Portugal to California

Our best British Airways deals on Portugal to California flight tickets
British Airways
Apr 26
LIS7:20 amLisbon Humberto Delgado
18h 20m
1 stop
SFO5:40 pmSan Francisco
May 16
SFO4:35 pmSan Francisco
17h 30m
1 stop
LIS6:05 pmLisbon Humberto Delgado
$561
British Airways
Feb 1
LIS7:05 amLisbon Humberto Delgado
15h 55m
1 stop
SFO3:00 pmSan Francisco
Feb 11
SFO8:40 pmSan Francisco
17h 10m
1 stop
LIS9:50 pmLisbon Humberto Delgado
$573
British Airways
Apr 25
LIS7:10 amLisbon Humberto Delgado
18h 30m
1 stop
SFO5:40 pmSan Francisco
May 16
SFO4:35 pmSan Francisco
17h 30m
1 stop
LIS6:05 pmLisbon Humberto Delgado
$576

momondo Fare Finder

 
Customize your flight search to find flights from Portugal to California 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, momondo users made 832,500 searches. Data last updated January 14, 2026.
Use the filters below to find and compare flights from Portugal to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 3/9

5:35 pm-6:00 pm

1 stop31h 25m

Los Angeles

Mon 3/23

8:30 pm-9:35 am

1 stop30h 05m

$509

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 2/23

9:55 pm-6:05 pm

1 stop28h 10m

Los Angeles

Sun 3/8

8:55 pm-8:10 am

1 stop28h 15m

$526

FaroLos Angeles

FAO - LAX

FAOLAX

Faro

Tue 2/24

11:40 am-5:00 pm

1 stop37h 20m

Los Angeles

Sun 3/1

7:30 pm-10:50 am

1 stop31h 20m

$532

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 4/16

7:20 am-5:40 pm

1 stop18h 20m

San Francisco

Sun 5/10

4:35 pm-5:45 pm

1 stop17h 10m

$561

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 2/1

7:05 am-3:00 pm

1 stop15h 55m

San Francisco

Wed 2/11

8:40 pm-9:50 pm

1 stop17h 10m

$573

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Wed 2/18

5:00 am-11:50 am

1 stop14h 50m

San Francisco

Tue 2/24

7:10 am-10:30 am

2 stops19h 20m

$665

FaroLos Angeles

FAO - LAX

FAOLAX

Faro

Thu 2/26

6:05 am-2:40 pm

1 stop16h 35m

Los Angeles

Thu 3/5

6:55 pm-11:50 pm

1 stop20h 55m

$674

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Sat 2/28

5:00 am-9:12 pm

3 stops24h 12m

San Jose

Sat 3/7

10:55 pm-8:10 am

2 stops25h 15m

$820

FaroLos Angeles

FAO - LAX

FAOLAX

Faro

Wed 3/18

4:35 pm-3:40 pm

1 stop30h 05m

Los Angeles

Fri 4/3

4:40 pm-10:25 am

1 stop33h 45m

$836

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Thu 2/26

5:00 am-9:05 pm

3 stops24h 05m

San Jose

Thu 3/5

8:45 am-10:15 am

2 stops17h 30m

$1,165

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

How to get the cheapest flight ticket from Portugal to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to California?

The month of February is another great option to travel to California, with average flight prices from Portugal averaging around $768.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Portugal to California is on a Saturday. Travelers who choose to depart for California on a Saturday will often find tickets for as low as $931. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to California on Sunday is $1,557.

What is the cheapest Portugal to California flight route?

Fly from Lajes to San Francisco for the best Portugal - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $877 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from Portugal for as low as $667 on momondo.

What cabin class options are available on Portugal to California flights?

There are 3 cabin classes available to choose from on Portugal to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portugal to California flights?

No. A direct flight is the cheapest option for a flight between Portugal to California.

Cheap Portugal to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to California

Best Price Found

$859

Fastest flight time

12h 30m

Direct flights

Mon, Wed, Fri, Sat and Sun

Airports in California

418 airports
The best one-way flight to California from Portugal in the past 72 hours is $859. The best round-trip flight deal from Portugal to California found on momondo in the last 72 hours is $732.
The fastest flight from Portugal to California takes 12h 30m
Direct flights go from Portugal to California on Monday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is TAP AIR PORTUGAL.
There are 418 airports in California. From Portugal there are direct flights to Los Angeles (LAX), San Francisco (SFO).
Search flight deals

  • When did momondo last update prices for flights from Portugal to California?

    Prices for flights from Portugal to California were last updated today.

  • How many operators does momondo search for flights from Portugal to California?

  • How old do you have to be to fly from Portugal to California?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to California.

  • What documentation or ID do you need to fly to California?

    The required travel and health documents for your California trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Portugal to California?

Best airlines flying from Portugal to California

Compare and see reviews for airlines that fly from Portugal to California with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $347Free CancellationRating
7.0
3,086 reviews
Search Iberia flights
British AirwaysPriceFrom $572Free CancellationRating
6.7
7,671 reviews
Search British Airways flights
DeltaPriceFrom $589Free CancellationRating
7.9
8,040 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $632Free CancellationRating
7.1
2,119 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom $657Free CancellationRating
7.4
1,522 reviews
Search Air France flights
LufthansaPriceFrom $670Free CancellationRating
6.8
7,711 reviews
Search Lufthansa flights
American AirlinesPriceFrom $690Free CancellationRating
7.2
11,119 reviews
Search American Airlines flights
United AirlinesPriceFrom $764Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portugal to California?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portugal to California. momondo saves you time and could save you money on your trip.

Can I find flights from Portugal to California with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to California from Portugal with this policy.

How can momondo help me find flights from Portugal to California?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to California from Portugal.

I’m not ready to book a flight from Portugal to California right now. Can momondo alert me if prices change?

Price alerts on flights to California from Portugal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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