Which airline has the best punctuality record on Porto to the United States flights?

According to our data, TAP AIR PORTUGAL have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

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

As of January 2026, there are 1 flights per day flying from Porto to United States. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

What airlines fly to United States?

TAP AIR PORTUGAL, United Airlines and Iberia are the top three most popular airlines that fly to United States from Porto according to our data. TAP AIR PORTUGAL is the first choice among our users, with 62% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 7 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

LEVEL, Iberia, and American Airlines are the most popular carriers operating from Porto to United States

What is the most punctual flight time for Porto to the United States flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

How often are flights from Porto to the United States delayed?

Historically, on average around 17% of flights between Porto and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 159 minutes.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

12 flights are operational weekly from Porto to United States as of January 2026. The most popular departure day for this route is Thu, with 33% of flights per week taking off on this day.

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

Prices for flights from Porto Airport to United States are refreshed on a daily basis.

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

As of January 2026, there are 5 operators available to choose from for flights from Porto Airport to United States.

How old do you have to be to fly from Porto Airport 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 Porto Airport to United States.

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

The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$250 Cheap Flights from Porto to the United States in 2026

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Find the cheapest flights from Porto to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 am - 7:30 pm

OPO

MIA

16h 55m

1 stop

10:45 pm - 3:15 pm

MIA

OPO

12h 30m

1 stop

$393Air Europa

Tue, Mar 3 - Tue, Mar 10

6:05 pm - 8:45 pm

OPO

BOS

7h 40mnonstop

11:15 pm - 10:55 am

BOS

OPO

6h 40mnonstop

$415TAP AIR PORTUGAL

Mon, May 4 - Mon, May 11

6:00 am - 4:00 pm

OPO

EWR

15h 00m

1 stop

10:45 pm - 9:30 am

EWR

OPO

6h 45mnonstop

$457United Airlines

Thu, Feb 12 - Mon, Mar 16

6:00 am - 3:50 pm

OPO

IAD

14h 50m

1 stop

5:34 pm - 9:30 am

IAD

OPO

10h 56m

1 stop

$458United Airlines

Thu, Feb 12 - Wed, Feb 25

11:15 am - 7:20 pm

OPO

JFK

13h 05m

1 stop

5:45 pm - 10:30 am

JFK

OPO

11h 45m

1 stop

$486KLM

Mon, Feb 9 - Mon, Feb 16

11:15 am - 11:25 am

OPO

JFK

29h 10m

1 stop

5:45 pm - 10:30 am

JFK

OPO

11h 45m

1 stop

$493KLM

Thu, Feb 12 - Mon, Feb 16

9:10 pm - 7:05 pm

OPO

MCO

26h 55m

1 stop

5:15 pm - 8:35 pm

MCO

OPO

22h 20m

1 stop

$581British Airways

Mon, Apr 13 - Sat, May 2

6:35 pm - 4:10 pm

OPO

MCO

26h 35m

1 stop

5:15 pm - 7:05 pm

MCO

OPO

20h 50m

1 stop

$583British Airways

Wed, Mar 4 - Wed, May 13

8:20 am - 8:30 pm

OPO

MCO

17h 10m

1 stop

7:01 pm - 4:00 pm

MCO

OPO

15h 59m

2 stops

$601Iberia

Sat, Jun 6 - Fri, Jun 12

4:40 pm - 9:34 am

OPO

AUS

22h 54m

2 stops

10:23 am - 7:40 am

AUS

OPO

15h 17m

2 stops

$748Iberia

Wed, Feb 11 - Mon, Mar 2

Air Europa flights from Porto to United States

Our best Air Europa deals on Porto to United States flight tickets

Air Europa

Feb 2

OPO11:35 amPorto

12h 55m

1 stop

MIA7:30 pmMiami

Feb 9

MIA9:45 pmMiami

12h 30m

1 stop

OPO3:15 pmPorto

$391

Air Europa

Mar 3

OPO7:35 amPorto

16h 55m

1 stop

MIA7:30 pmMiami

Mar 10

MIA10:45 pmMiami

12h 30m

1 stop

OPO3:15 pmPorto

$393

Air Europa

Feb 9

OPO11:35 amPorto

12h 55m

1 stop

MIA7:30 pmMiami

Feb 12

MIA9:45 pmMiami

12h 30m

1 stop

OPO3:15 pmPorto

$431

Delta flights from Porto to United States

Our best Delta deals on Porto to United States flight tickets

Delta

Feb 17

OPO5:00 amPorto

14h 50m

1 stop

MIA2:50 pmMiami

Feb 24

MIA10:33 amMiami

18h 57m

2 stops

OPO10:30 amPorto

$468

Delta

Feb 4

OPO5:00 amPorto

19h 44m

2 stops

EWR7:44 pmNewark

Mar 23

EWR3:34 pmNewark

14h 56m

2 stops

OPO10:30 amPorto

$472

Delta

Apr 29

OPO5:00 amPorto

18h 30m

1 stop

BOS6:30 pmBoston Logan Intl

Jun 6

BOS5:00 pmBoston Logan Intl

12h 30m

1 stop

OPO10:30 amPorto

$473

Fly from

Fly to

Route

Depart

Return

Price

PortoMiami

OPO - MIA

OPOMIA

Porto

Tue 3/3

7:35 am-7:30 pm

1 stop16h 55m

Miami

Tue 3/10

10:45 pm-3:15 pm

1 stop12h 30m

$393

PortoBoston

OPO - BOS

OPOBOS

Porto

Mon 5/4

6:05 pm-8:45 pm

Nonstop7h 40m

Boston Logan Intl

Mon 5/11

11:15 pm-10:55 am

Nonstop6h 40m

$415

PortoNewark

OPO - EWR

OPOEWR

Porto

Thu 2/12

6:00 am-4:00 pm

1 stop15h 00m

Newark

Mon 3/16

10:45 pm-9:30 am

Nonstop6h 45m

$457

PortoWashington, D.C.

OPO - IAD

OPOIAD

Porto

Thu 2/12

6:00 am-3:50 pm

1 stop14h 50m

Washington, D.C. Dulles Intl

Wed 2/25

5:34 pm-9:30 am

1 stop10h 56m

$458

PortoNew York

OPO - JFK

OPOJFK

Porto

Mon 2/9

11:15 am-7:20 pm

1 stop13h 05m

New York John F Kennedy Intl

Mon 2/16

5:45 pm-10:30 am

1 stop11h 45m

$486

PortoNew York

OPO - JFK

OPOJFK

Porto

Thu 2/12

11:15 am-11:25 am

1 stop29h 10m

New York John F Kennedy Intl

Mon 2/16

5:45 pm-10:30 am

1 stop11h 45m

$493

PortoOrlando

OPO - MCO

OPOMCO

Porto

Mon 4/13

9:10 pm-7:05 pm

1 stop26h 55m

Orlando

Sat 5/2

5:15 pm-8:35 pm

1 stop22h 20m

$581

PortoOrlando

OPO - MCO

OPOMCO

Porto

Wed 3/4

6:35 pm-4:10 pm

1 stop26h 35m

Orlando

Wed 5/13

5:15 pm-7:05 pm

1 stop20h 50m

$583

PortoOrlando

OPO - MCO

OPOMCO

Porto

Sat 6/6

8:20 am-8:30 pm

1 stop17h 10m

Orlando

Fri 6/12

7:01 pm-4:00 pm

2 stops15h 59m

$601

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 2/11

4:40 pm-9:34 am

2 stops22h 54m

Austin Bergstrom

Mon 3/2

10:23 am-7:40 am

2 stops15h 17m

$748

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 Porto 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

Delays

Other information

What is the cheapest month to fly to United States?

In general, February is the cheapest month to fly from Porto to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $522. If you aren’t able to travel during the month of February, then book flights to United States from Porto during September instead. Flights to United States in September, while not as cheap as those in February, still average around $546.

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

According to our data, Thursday is the cheapest day to fly to United States from Porto. The lowest ticket price found for a Thursday departure recently was $662. 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 Tuesday because tickets tend to average around $838. 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 afternoon when flights can be purchased for as low as $641. 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 Porto to United States flight route?

Fly from Porto to Boston Logan Intl for the best Porto - 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 Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $592 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Porto for as low as $498 on momondo.

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

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

You could potentially save up to 15% on your flight if you consider stops on a Porto to United States flight.

Cheap Porto to United States flight deals and tips

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

Best Price Found	$522
Fastest flight time	7h 35m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sun
Airports in United States	4,296 airports

The best one-way flight to United States from Porto in the past 72 hours is $522. The best round-trip flight deal from Porto to United States found on momondo in the last 72 hours is $801.

The fastest flight from Porto to United States takes 7h 35m

Direct flights go from Porto to United States on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. The only airline offering direct flights is TAP AIR PORTUGAL.

There are 4,296 airports in United States. From Porto there are direct flights to Boston Logan Intl (BOS), New York John F Kennedy Intl (JFK).

Search flight deals

When did momondo last update prices for flights from Porto Airport to United States?
Prices for flights from Porto Airport to United States are refreshed on a daily basis.
How many operators does momondo search for flights from Porto Airport to United States?
As of January 2026, there are 5 operators available to choose from for flights from Porto Airport to United States.
How old do you have to be to fly from Porto Airport 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 Porto Airport to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Porto to United States?
momondo data reveals that the most frequently booked plane model on the route from Porto to United States is Boeing 757-200, representing 54.78% of all bookings. The subsequent popular models are Airbus A321neo at 25.86%, Boeing 767-300 (winglets) at 14.98%, and Airbus A330-900neo at 1.32%.

Best airlines flying from Porto to United States

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

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $423	Free Cancellation	Rating 7.1 2,130 reviews	Search TAP AIR PORTUGAL flights
Air Europa	PriceFrom $474	Free Cancellation	Rating 6.9 587 reviews	Search Air Europa flights
Iberia	PriceFrom $490	Free Cancellation	Rating 7.0 3,100 reviews	Search Iberia flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
British Airways	PriceFrom $552	Free Cancellation	Rating 6.7 7,705 reviews	Search British Airways flights
Lufthansa	PriceFrom $670	Free Cancellation	Rating 6.8 7,756 reviews	Search Lufthansa flights
KLM	PriceFrom $871	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights

Why use momondo?

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

It is quick and easy to find Porto to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

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

Yes. momondo enables you to select and highlight flights to United States from Porto with this policy.

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

Once you have performed a search for Porto to United States flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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Flights to New Yorkfrom $38

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Flights to Las Vegasfrom $53

Flights to Washington, D.C.from $49

Flights to Bostonfrom $52

Flights to Atlantafrom $44

Flights to Dallasfrom $54

Flights to Seattlefrom $56

Cheap flights from Porto to the United States from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to the United States departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Air Europa flights from Porto to United States

Our best Air Europa deals on Porto to United States flight tickets

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Our best Delta deals on Porto to United States flight tickets

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

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

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 afternoon when flights can be purchased for as low as $641. 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 Porto to United States flight route?

Fly from Porto to Boston Logan Intl for the best Porto - United States flight prices

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

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

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

You could potentially save up to 15% on your flight if you consider stops on a Porto to United States flight.

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

LEVEL, Iberia, and American Airlines are the most popular carriers operating from Porto to United States

What airlines fly to United States?

How often are flights from Porto to the United States delayed?

Historically, on average around 17% of flights between Porto and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 159 minutes.

What is the most punctual flight time for Porto to the United States flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Porto to the United States flights?

According to our data, TAP AIR PORTUGAL have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

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

As of January 2026, there are 1 flights per day flying from Porto to United States. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

12 flights are operational weekly from Porto to United States as of January 2026. The most popular departure day for this route is Thu, with 33% of flights per week taking off on this day.

Cheap Porto to United States flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in United States

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

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

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

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

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

Best airlines flying from Porto to United States

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

Why use momondo?

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

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

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

I’m not ready to book a flight from Porto 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