What is the cheapest airline that flies from Oakland to Portugal?

Delta, Icelandair, and British Airways are the most popular carriers operating from Oakland to Portugal

What airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Air Canada are the top three most popular airlines that fly to Portugal from Oakland, California according to our data. TAP AIR PORTUGAL is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 18 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Oakland Airport to Portugal?

Prices for flights from Oakland Airport to Portugal are updated daily.

How old do you have to be to fly from Oakland Airport to Portugal?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oakland Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$476 Cheap Flights from Oakland to Portugal in 2025/26

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Find the cheapest flights from Oakland, California to Portugal

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Cheap round-trip flights

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5:55 am - 3:10 pmOAK-LIS

26h 15m2 stops

11:40 am - 11:53 pmLIS-OAK

20h 13m2 stops

$504Multiple Airlines

Find Deal

Mon, Mar 23 - Wed, Apr 1

5:55 am - 8:00 amOAK-LIS

18h 05m2 stops

10:40 am - 11:48 amLIS-OAK

33h 08m2 stops

$525Delta

Find Deal

Tue, Nov 18 - Thu, Nov 27

5:55 am - 10:30 amOAK-OPO

20h 35m2 stops

4:10 pm - 4:04 pmOPO-OAK

31h 54m2 stops

$541KLM

Find Deal

Wed, Dec 3 - Sun, Dec 7

4:50 pm - 3:25 pmOAK-OPO

38h 35m2 stops

11:15 am - 12:08 amOPO-OAK

44h 53m2 stops

$552Delta

Find Deal

Wed, Dec 3 - Sun, Dec 7

5:55 am - 5:50 pmOAK-LIS

27h 55m2 stops

12:45 pm - 11:53 pmLIS-OAK

19h 08m2 stops

$588Delta

Find Deal

Sun, Mar 29 - Wed, Apr 8

5:55 am - 10:45 amOAK-LIS

20h 50m2 stops

12:45 pm - 4:31 pmLIS-OAK

35h 46m2 stops

$683Air France

Find Deal

Tue, Apr 7 - Tue, Apr 14

5:55 am - 10:45 amOAK-LIS

20h 50m2 stops

12:45 pm - 4:31 pmLIS-OAK

35h 46m2 stops

$772Air France

Find Deal

Tue, Apr 7 - Tue, Apr 14

7:00 am - 12:45 pmOAK-LIS

21h 45m2 stops

7:20 am - 11:39 pmLIS-OAK

24h 19m2 stops

$797British Airways

Find Deal

Mon, Apr 6 - Fri, Apr 17

5:55 am - 6:00 pmOAK-FAO

28h 05m2 stops

5:45 pm - 4:04 pmFAO-OAK

30h 19m2 stops

$1,046KLM

Find Deal

Sat, Nov 29 - Sat, Dec 6

3:01 pm - 12:00 pmOAK-FNC

36h 59m2 stops

5:10 pm - 11:59 pmFNC-OAK

38h 49m2 stops

$2,816British Airways

Find Deal

Fri, Dec 26 - Fri, Jan 2

Air France flights from Oakland, California to Portugal

Our best Air France deals on Oakland, California to Portugal flight tickets

Air France

Apr 7

OAK5:55 amOakland

20h 50m

2 stops

LIS10:45 amLisbon Humberto Delgado

Apr 14

LIS12:45 pmLisbon Humberto Delgado

35h 46m

2 stops

OAK4:31 pmOakland

$683

Find similar

Air France

Apr 7

OAK5:55 amOakland

20h 50m

2 stops

LIS10:45 amLisbon Humberto Delgado

Apr 14

LIS12:45 pmLisbon Humberto Delgado

35h 46m

2 stops

OAK4:31 pmOakland

$772

Find similar

British Airways flights from Oakland, California to Portugal

Our best British Airways deals on Oakland, California to Portugal flight tickets

British Airways

Apr 6

OAK7:00 amOakland

21h 45m

2 stops

LIS12:45 pmLisbon Humberto Delgado

Apr 17

LIS7:20 amLisbon Humberto Delgado

24h 19m

2 stops

OAK11:39 pmOakland

$797

Find similar

British Airways

Oct 27

OAK2:49 pmOakland

21h 06m

2 stops

LIS6:55 pmLisbon Humberto Delgado

Nov 5

LIS10:40 amLisbon Humberto Delgado

21h 19m

2 stops

OAK11:59 pmOakland

$972

Find similar

British Airways

Oct 17

OAK6:40 amOakland

32h 30m

2 stops

LIS11:10 pmLisbon Humberto Delgado

Oct 23

LIS4:30 pmLisbon Humberto Delgado

39h 33m

2 stops

OAK12:03 amOakland

$1,098

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Oakland, California to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Mon 3/23

5:55 am-3:10 pm

2 stops26h 15m

Lisbon Humberto Delgado

Wed 4/1

11:40 am-11:53 pm

2 stops20h 13m

$504

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Tue 11/18

5:55 am-8:00 am

2 stops18h 05m

Lisbon Humberto Delgado

Thu 11/27

10:40 am-11:48 am

2 stops33h 08m

$525

OaklandPorto

OAK - OPO

OAKOPO

Oakland

Wed 12/3

5:55 am-10:30 am

2 stops20h 35m

Porto

Sun 12/7

4:10 pm-4:04 pm

2 stops31h 54m

$541

OaklandPorto

OAK - OPO

OAKOPO

Oakland

Wed 12/3

4:50 pm-3:25 pm

2 stops38h 35m

Porto

Sun 12/7

11:15 am-12:08 am

2 stops44h 53m

$552

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Sun 3/29

5:55 am-5:50 pm

2 stops27h 55m

Lisbon Humberto Delgado

Wed 4/8

12:45 pm-11:53 pm

2 stops19h 08m

$588

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Tue 4/7

5:55 am-10:45 am

2 stops20h 50m

Lisbon Humberto Delgado

Tue 4/14

12:45 pm-4:31 pm

2 stops35h 46m

$683

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Tue 4/7

5:55 am-10:45 am

2 stops20h 50m

Lisbon Humberto Delgado

Tue 4/14

12:45 pm-4:31 pm

2 stops35h 46m

$772

OaklandLisbon

OAK - LIS

OAKLIS

Oakland

Mon 4/6

7:00 am-12:45 pm

2 stops21h 45m

Lisbon Humberto Delgado

Fri 4/17

7:20 am-11:39 pm

2 stops24h 19m

$797

OaklandFaro

OAK - FAO

OAKFAO

Oakland

Sat 11/29

5:55 am-6:00 pm

2 stops28h 05m

Faro

Sat 12/6

5:45 pm-4:04 pm

2 stops30h 19m

$1,046

OaklandFunchal

OAK - FNC

OAKFNC

Oakland

Fri 12/26

3:01 pm-12:00 pm

2 stops36h 59m

Funchal Madeira

Fri 1/2

5:10 pm-11:59 pm

2 stops38h 49m

$2,816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oakland, California to Portugal

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

Prices

Airlines

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

According to our data, Friday is the cheapest day to fly to Portugal from Oakland, California. The lowest ticket price found for a Friday departure recently was $735. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Monday, with ticket prices averaging around $989.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the evening. Flights from Oakland, California to Portugal during this time can be as low as $729. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,154 per ticket.

What is the cheapest Oakland to Portugal flight route?

Fly from Oakland to Lajes for the best Oakland - Portugal flight prices

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

There are 2 cabin classes available to choose from on Oakland to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Oakland, California to Portugal flight deals and tips

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

Direct flights	None

There are no direct flights from Oakland, California to Portugal. There are no popular flight routes from Oakland, California to Portugal.

Search flight deals

When did momondo last update prices for flights from Oakland Airport to Portugal?
Prices for flights from Oakland Airport to Portugal are updated daily.
How old do you have to be to fly from Oakland Airport to Portugal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oakland Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Oakland, California to Portugal?
momondo data reveals that the most frequently booked plane model on the route from Oakland, California to Portugal is Airbus A330, representing 100.00% of all bookings.

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between Oakland and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Oakland to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Sat 11/15

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Find better results for your trip to Portugal

Popular cities in Portugal

Flights to Lisbonfrom $331

Flights to Portofrom $343

Flights to Funchalfrom $415

Flights to Farofrom $419

Flights to Ponta Delgadafrom $430

Flights to Lajesfrom $477

Flights to Hortafrom $592

Flights to Pico Islandfrom $556

Flights to Porto Santofrom $425

Flights to Velasfrom $573

Cheap flights from Oakland, California to Portugal from $476

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oakland, California to Portugal departing on 12/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Oakland, California to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air France flights from Oakland, California to Portugal

Our best Air France deals on Oakland, California to Portugal flight tickets

British Airways flights from Oakland, California to Portugal

Our best British Airways deals on Oakland, California to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Oakland, California to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Oakland, California to Portugal

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 day to depart on your flight to Portugal?

What is the cheapest time of day to depart on your flight to Portugal?

What is the cheapest Oakland to Portugal flight route?

Fly from Oakland to Lajes for the best Oakland - Portugal flight prices

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

There are 2 cabin classes available to choose from on Oakland to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Oakland to Portugal?

Delta, Icelandair, and British Airways are the most popular carriers operating from Oakland to Portugal

What airlines fly to Portugal?

Cheap Oakland, California to Portugal flight deals and tips

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

Direct flights

When did momondo last update prices for flights from Oakland Airport to Portugal?

How old do you have to be to fly from Oakland Airport to Portugal?

What documentation or ID do you need to fly to Portugal?

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

Why use momondo?

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

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

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

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

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo