Question 1

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

Accepted Answer

According to our data, TAP AIR PORTUGAL have had the least number of delays on this route over the last 12 months; with about 21% of their flights experiencing any sort of delay.

Question 2

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

Accepted Answer

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

Question 3

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

Accepted Answer

At noon is the cheapest time of day to fly from United States to Porto when you can find flight prices for as low as $435. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,070 on average. Flights to Porto from United States in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Question 4

Can stopping save me money on United States to Porto flights?

Accepted Answer

You could potentially save up to 12% on your flight if you consider stops on a United States to Porto flight.

Question 5

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

Accepted Answer

15 flights are operational weekly from United States to Porto as of December 2025. The most popular departure day for this route is Sat, with 27% of flights per week taking off on this day.

Question 6

How long does it take to fly to Porto?

Accepted Answer

Flight times from United States to Porto vary, but if you’re flying out of Boston and flying into Porto (one of the most popular routes), then the duration is 6h 40m on average. Another popular route from United States to Porto is flying from New York to Porto, which will take roughly 7h 05m. Keep in mind that layovers or delays could extend your travel time.

Question 7

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

Accepted Answer

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

Question 8

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

Accepted Answer

Historically, on average around 26% of flights between United States and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 163 minutes.

Question 9

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

Accepted Answer

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.

Question 10

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

Accepted Answer

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

Question 11

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

Accepted Answer

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $808. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,038. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

Question 12

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

Accepted Answer

You are more likely to see cheaper flights to Porto from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $678 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from United States for as low as $580 on momondo.

Question 13

What is the cheapest United States to Porto flight route?

Accepted Answer

Fly from Newark to Porto for the best United States - Porto flight prices

Question 14

What is the cheapest month to fly to Porto?

Accepted Answer

The month of February is, on average, the cheapest month to fly to Porto from United States, with most prices found around $594. If you aren’t able to travel during the month of February, then book flights to Porto from United States during March instead. Flights to Porto in March, while not as cheap as those in February, still average around $597.

Question 15

What airlines fly to Porto?

Accepted Answer

TAP AIR PORTUGAL, United Airlines and Delta are the top three most popular airlines that fly to Porto from United States according to our data. TAP AIR PORTUGAL is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 19 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Question 16

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

Accepted Answer

The number of flights available between United States and Porto is 2 per day as of December 2025. The most frequent departure time is 12:00AM, with 100% of daily flights leaving in the morning.

Question 17

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

Accepted Answer

Prices for flights from United States to Porto Airport refresh daily.

Question 18

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

Accepted Answer

There are 18 operators available for flights from United States to Porto Airport as of December 2025.

Question 19

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

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Porto Airport.

Question 20

What documentation or ID do you need to fly to Porto Airport?

Accepted Answer

The travel and health documents required for your trip to Porto Airport 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 Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$222
Fastest flight time	6h 35m
Direct flights	Every day
Airports in Porto	1 airport

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $269	Free Cancellation	Rating 7.4 1,630 reviews	Search Scandinavian Airlines flights
SWISS	PriceFrom $338	Free Cancellation	Rating 7.5 1,829 reviews	Search SWISS flights
Iberia	PriceFrom $373	Free Cancellation	Rating 7.0 3,059 reviews	Search Iberia flights
British Airways	PriceFrom $374	Free Cancellation	Rating 6.7 7,616 reviews	Search British Airways flights
LEVEL	PriceFrom $388	Free Cancellation	Rating 0.0	Search LEVEL flights
KLM	PriceFrom $394	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
Air Europa	PriceFrom $401	Free Cancellation	Rating 7.0 577 reviews	Search Air Europa flights
United Airlines	PriceFrom $406	Free Cancellation	Rating 7.4 9,113 reviews	Search United Airlines flights
Delta	PriceFrom $426	Free Cancellation	Rating 7.9 8,019 reviews	Search Delta flights
Air Canada	PriceFrom $434	Free Cancellation	Rating 7.1 10,562 reviews	Search Air Canada flights

Cheap flights from the United States to Porto from $197

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

What is the cheapest month to fly to Porto?

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

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

What is the cheapest United States to Porto flight route?

Fly from Newark to Porto for the best United States - Porto flight prices

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

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

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

You could potentially save up to 12% on your flight if you consider stops on a United States to Porto flight.

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

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

What airlines fly to Porto?

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

Historically, on average around 26% of flights between United States and Porto have experienced a delay on any given week. The average delay length over the past 12 months has been 163 minutes.

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

Generally, flights departing at night 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 the United States to Porto 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 21% of their flights experiencing any sort of delay.

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

The number of flights available between United States and Porto is 2 per day as of December 2025. The most frequent departure time is 12:00AM, with 100% of daily flights leaving in the morning.

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

15 flights are operational weekly from United States to Porto as of December 2025. The most popular departure day for this route is Sat, with 27% of flights per week taking off on this day.

How long does it take to fly to Porto?

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

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What documentation or ID do you need to fly to Porto Airport?

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