What is the cheapest airline that flies from Portugal to United States?

TAP AIR PORTUGAL, Iberia, and LEVEL are the most popular carriers operating from Portugal to United States

How long is the flight from Portugal to United States?

Flight times vary depending on what airport in Portugal you fly out of and what airport in United States you fly into. For example, flying from Lisbon to Los Angeles takes 12h 25m on average. On the other hand, flying from Ponta Delgada to Los Angeles takes 18h 32m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

How many flights depart from Portugal to United States on average per day?

As of August 2025, there are 37 flights per day flying from Portugal to United States. The most common time of day flights depart is 12:00PM, with 52% of flights taking off in the afternoon.

How many flights depart from Portugal to United States on average per week?

As of August 2025, 263 flights take off from Portugal and land in United States each week. The most common flight departure day for this route is Wed, with 18% of weekly flights taking off on this day.

What airlines fly to United States?

TAP AIR PORTUGAL, United Airlines and Delta are the top three most popular airlines that fly to United States from Portugal according to our data. TAP AIR PORTUGAL is the first choice among our users, with 46% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 16 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portugal to United States?

Prices for flights from Portugal to United States are updated daily.

How many operators does momondo search for flights from Portugal to United States?

The number of operators available for flights from Portugal to United States is 16 as of August 2025.

How old do you have to be to fly from Portugal to United States?

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 United States.

What documentation or ID do you need to fly to United States?

The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$341 Cheap Flights from Portugal to the United States in 2025

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Find the cheapest flights from Portugal to the United States

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Portugal to the United States

5:45 pm - 1:25 pmOPO-EWR

48h 40m2 stops

5:30 pm - 4:45 pmEWR-OPO

18h 15m1 stop

$341Scandinavian Airlines

Find Deal

Fri, Nov 14 - Sun, Nov 23

4:55 pm - 1:25 pmLIS-EWR

49h 30m2 stops

5:40 pm - 4:05 pmEWR-LIS

17h 25m2 stops

$343Scandinavian Airlines

Find Deal

Wed, Jan 21 - Sat, Mar 7

6:35 pm - 10:00 pmOPO-EWR

8h 25mnonstop

12:15 am - 11:50 amEWR-OPO

6h 35mnonstop

$460TAP AIR PORTUGAL

Find Deal

Wed, Nov 5 - Sun, Nov 9

6:35 pm - 10:00 pmOPO-EWR

8h 25mnonstop

12:15 am - 11:50 amEWR-OPO

6h 35mnonstop

$472TAP AIR PORTUGAL

Find Deal

Tue, Nov 4 - Fri, Nov 14

6:00 am - 2:00 pmOPO-EWR

13h 00m1 stop

9:45 pm - 9:30 amEWR-OPO

6h 45mnonstop

$487United Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:00 am - 9:39 pmOPO-EWR

20h 39m2 stops

10:45 pm - 9:30 amEWR-OPO

6h 45mnonstop

$491United Airlines

Find Deal

Wed, Oct 22 - Wed, Oct 29

5:40 am - 2:15 pmLIS-MIA

13h 35m1 stop

7:35 pm - 5:55 pmMIA-LIS

17h 20m2 stops

$525Delta

Find Deal

Thu, Sep 11 - Sat, Sep 27

7:20 am - 8:53 pmLIS-LGA

18h 33m2 stops

5:45 pm - 5:55 pmLGA-LIS

19h 10m2 stops

$525British Airways

Find Deal

Wed, Oct 15 - Mon, Oct 20

5:00 am - 9:14 pmLIS-MIA

21h 14m2 stops

7:35 pm - 5:55 pmMIA-LIS

17h 20m2 stops

$528Delta

Find Deal

Thu, Sep 11 - Sat, Sep 27

6:55 pm - 6:06 pmLIS-LGA

28h 11m2 stops

2:45 pm - 11:05 pmLGA-LIS

27h 20m2 stops

$528British Airways

Find Deal

Fri, Sep 12 - Sun, Sep 28

TAP AIR PORTUGAL flights from Portugal to United States

Our best TAP AIR PORTUGAL deals on Portugal to United States flight tickets

TAP AIR PORTUGAL

Nov 5

OPO6:35 pmPorto

8h 25m

EWR10:00 pmNewark

Nov 9

EWR12:15 amNewark

6h 35m

OPO11:50 amPorto

$460

Find similar

TAP AIR PORTUGAL

Nov 4

OPO6:35 pmPorto

8h 25m

EWR10:00 pmNewark

Nov 14

EWR12:15 amNewark

6h 35m

OPO11:50 amPorto

$472

Find similar

TAP AIR PORTUGAL

Nov 5

OPO6:35 pmPorto

8h 25m

EWR10:00 pmNewark

Nov 10

EWR5:40 pmNewark

11h 20m

1 stop

OPO10:00 amPorto

$478

Find similar

British Airways flights from Portugal to United States

Our best British Airways deals on Portugal to United States flight tickets

British Airways

Oct 15

LIS7:20 amLisbon Humberto Delgado

18h 33m

2 stops

LGA8:53 pmNew York LaGuardia

Oct 20

LGA5:45 pmNew York LaGuardia

19h 10m

2 stops

LIS5:55 pmLisbon Humberto Delgado

$525

Find similar

British Airways

Sep 12

LIS6:55 pmLisbon Humberto Delgado

28h 11m

2 stops

LGA6:06 pmNew York LaGuardia

Sep 28

LGA2:45 pmNew York LaGuardia

27h 20m

2 stops

LIS11:05 pmLisbon Humberto Delgado

$528

Find similar

British Airways

Aug 29

LIS6:35 amLisbon Humberto Delgado

18h 20m

1 stop

MIA7:55 pmMiami

Sep 9

MIA8:45 pmMiami

21h 15m

1 stop

LIS11:00 pmLisbon Humberto Delgado

$535

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortoNewark

OPO - EWR

OPOEWR

Porto

Fri 11/14

5:45 pm-1:25 pm

2 stops48h 40m

Newark

Sun 11/23

5:30 pm-4:45 pm

1 stop18h 15m

$341

LisbonNewark

LIS - EWR

LISEWR

Lisbon Humberto Delgado

Wed 1/21

4:55 pm-1:25 pm

2 stops49h 30m

Newark

Sat 3/7

5:40 pm-4:05 pm

2 stops17h 25m

$343

PortoNewark

OPO - EWR

OPOEWR

Porto

Wed 11/5

6:35 pm-10:00 pm

Nonstop8h 25m

Newark

Sun 11/9

12:15 am-11:50 am

Nonstop6h 35m

$460

PortoNewark

OPO - EWR

OPOEWR

Porto

Tue 11/4

6:35 pm-10:00 pm

Nonstop8h 25m

Newark

Fri 11/14

12:15 am-11:50 am

Nonstop6h 35m

$472

PortoNewark

OPO - EWR

OPOEWR

Porto

Wed 11/5

6:00 am-2:00 pm

1 stop13h 00m

Newark

Wed 11/12

9:45 pm-9:30 am

Nonstop6h 45m

$487

PortoNewark

OPO - EWR

OPOEWR

Porto

Wed 10/22

6:00 am-9:39 pm

2 stops20h 39m

Newark

Wed 10/29

10:45 pm-9:30 am

Nonstop6h 45m

$491

LisbonMiami

LIS - MIA

LISMIA

Lisbon Humberto Delgado

Thu 9/11

5:40 am-2:15 pm

1 stop13h 35m

Miami

Sat 9/27

7:35 pm-5:55 pm

2 stops17h 20m

$525

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Wed 10/15

7:20 am-8:53 pm

2 stops18h 33m

New York LaGuardia

Mon 10/20

5:45 pm-5:55 pm

2 stops19h 10m

$525

LisbonMiami

LIS - MIA

LISMIA

Lisbon Humberto Delgado

Thu 9/11

5:00 am-9:14 pm

2 stops21h 14m

Miami

Sat 9/27

7:35 pm-5:55 pm

2 stops17h 20m

$528

LisbonNew York

LIS - LGA

LISLGA

Lisbon Humberto Delgado

Fri 9/12

6:55 pm-6:06 pm

2 stops28h 11m

New York LaGuardia

Sun 9/28

2:45 pm-11:05 pm

2 stops27h 20m

$528

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How to get the cheapest flight ticket from Portugal to United States

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

Other information

What is the cheapest month to fly to United States?

In general, February is the cheapest month to fly from Portugal to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $465. If you aren’t able to travel during the month of February, then book flights to United States from Portugal during January instead. Flights to United States in January, while not as cheap as those in February, still average around $490.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Portugal. The lowest ticket price found for a Wednesday departure recently was $668. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $760. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

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

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $378. Try not to purchase tickets in the morning because they tend to be around $726. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portugal to United States flight route?

Fly from Ponta Delgada Nordela to Boston Logan Intl for the best Portugal - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $636 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Portugal for as low as $533 on momondo.

What cabin class options are available on Portugal to United States flights?

There are 3 cabin classes available to choose from on Portugal to United States 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 United States flights?

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

Cheap Portugal to United States flight deals and tips

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

Best Price Found	$287
Fastest flight time	7h 30m
Direct flights	Every day
Airports in United States	1 airport

The best one-way flight to United States from Portugal in the past 72 hours is $287. The best round-trip flight deal from Portugal to United States found on momondo in the last 72 hours is $547.

The fastest flight from Portugal to United States takes 7h 30m

Direct flights go from Portugal to United States every day.

There is 1 airport near United States: Boston Logan Intl (BOS)

Search flight deals

When did momondo last update prices for flights from Portugal to United States?
Prices for flights from Portugal to United States are updated daily.
How many operators does momondo search for flights from Portugal to United States?
The number of operators available for flights from Portugal to United States is 16 as of August 2025.
How old do you have to be to fly from Portugal to United States?
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 United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portugal to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Portugal to United States is Airbus A330-900neo (23.31% of total bookings). The next most popular plane models are Airbus A321neo (17.52%), Boeing 787-10 Dreamliner (12.01%), and Boeing 787 Dreamliner (11.55%).

Best airlines flying from Portugal to United States

Compare and see reviews for airlines that fly from Portugal to United States with momondo

Airline	Rating	Free Cancellation	Price
LEVEL	PriceFrom $168	Free Cancellation	Rating 4.0 4 reviews	Search LEVEL flights
TAP AIR PORTUGAL	PriceFrom $266	Free Cancellation	Rating 7.1 1,956 reviews	Search TAP AIR PORTUGAL flights
Azores Airlines	PriceFrom $308	Free Cancellation	Rating 7.5 70 reviews	Search Azores Airlines flights
Iberia	PriceFrom $347	Free Cancellation	Rating 7.0 2,883 reviews	Search Iberia flights
Air Europa	PriceFrom $388	Free Cancellation	Rating 7.0 548 reviews	Search Air Europa flights
Finnair	PriceFrom $402	Free Cancellation	Rating 7.6 1,320 reviews	Search Finnair flights
Air France	PriceFrom $404	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights
American Airlines	PriceFrom $419	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $421	Free Cancellation	Rating 6.7 7,289 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom $428	Free Cancellation	Rating 7.4 657 reviews	Search Virgin Atlantic flights

Why use momondo?

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

Finding the right flight to United States from Portugal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Portugal to United States flights to just show those with flexible booking policies.

How can momondo help me find flights from Portugal to United States?

momondo helps you find the best flight between Portugal and United States 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 Portugal to United States right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portugal to United States flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your United States 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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Find better results for your trip to the United States

Popular cities in the United States

Flights to New Yorkfrom $47

Flights to Los Angelesfrom $47

Flights to Miamifrom $63

Flights to Chicagofrom $45

Flights to Orlandofrom $47

Flights to Las Vegasfrom $25

Flights to San Franciscofrom $54

Flights to Washington, D.C.from $52

Flights to Bostonfrom $47

Flights to Atlantafrom $47

Flights to Dallasfrom $53

Flights to Seattlefrom $75

Cheap flights from Portugal to the United States from $341

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to the United States departing on 11/14. 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

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Find the cheapest flights from Portugal to the United States

Recent round-trip flight deals from Portugal to the United States

Recent one-way flight deals from Portugal to the United States

Recent last minute flight deals from Portugal to the United States

Recent direct flight deals from Portugal to the United States

TAP AIR PORTUGAL flights from Portugal to United States

Our best TAP AIR PORTUGAL deals on Portugal to United States flight tickets

British Airways flights from Portugal to United States

Our best British Airways deals on Portugal to United States flight tickets

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Use the filters below to find and compare flights from Portugal to the United States that are best for you.

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How to get the cheapest flight ticket from Portugal to United States

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 United States?

What is the cheapest day to depart on your flight to United States?

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

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $378. Try not to purchase tickets in the morning because they tend to be around $726. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portugal to United States flight route?

Fly from Ponta Delgada Nordela to Boston Logan Intl for the best Portugal - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on Portugal to United States flights?

There are 3 cabin classes available to choose from on Portugal to United States 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 United States flights?

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

What is the cheapest airline that flies from Portugal to United States?

TAP AIR PORTUGAL, Iberia, and LEVEL are the most popular carriers operating from Portugal to United States

What airlines fly to United States?

How many flights depart from Portugal to United States on average per day?

As of August 2025, there are 37 flights per day flying from Portugal to United States. The most common time of day flights depart is 12:00PM, with 52% of flights taking off in the afternoon.

How many flights depart from Portugal to United States on average per week?

As of August 2025, 263 flights take off from Portugal and land in United States each week. The most common flight departure day for this route is Wed, with 18% of weekly flights taking off on this day.

How long is the flight from Portugal to United States?

Cheap Portugal to United States flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in United States

When did momondo last update prices for flights from Portugal to United States?

How many operators does momondo search for flights from Portugal to United States?

How old do you have to be to fly from Portugal to United States?

What documentation or ID do you need to fly to United States?

What is the most popular plane model from Portugal to United States?

Best airlines flying from Portugal to United States

Compare and see reviews for airlines that fly from Portugal to United States with momondo

Why use momondo?

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

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

How can momondo help me find flights from Portugal to United States?

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

An easier way to manage your United States 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 the United States

Popular cities in the United States

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