United's Polaris Business Class offers lie-flat seats, noise-reducing headphones, and Saks Fifth Avenue bedding.
United's Premium Plus offers extra legroom, upgraded meals, and two checked bags on international flights.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $470 (Scandinavian Airlines) |
One-way from | $325 (American Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $560 |
Good round-trip deal | $626 or less |
Good one-way deal | $716 or less |
Fly from
Fly to
Route
Depart
Return
Price
PortoNewark
OPO - EWR
OPOEWR
Porto
lun. 3/9
5:35 pm-4:40 pm
1 stop27h 05m
Newark
lun. 3/16
6:30 pm-9:35 am
1 stop35h 05m
PortoNewark
OPO - EWR
OPOEWR
Porto
jue. 3/19
6:00 am-3:00 pm
1 stop13h 00m
Newark
mié. 3/25
10:45 pm-9:30 am
Nonstop6h 45m
PortoNewark
OPO - EWR
OPOEWR
Porto
jue. 3/26
6:00 am-5:00 pm
1 stop15h 00m
Newark
lun. 3/30
9:45 pm-9:45 am
Nonstop7h 00m
PortoNewark
OPO - EWR
OPOEWR
Porto
jue. 3/12
12:30 pm-9:25 pm
1 stop12h 55m
Newark
mié. 3/18
10:45 pm-9:30 am
Nonstop6h 45m
PortoNewark
OPO - EWR
OPOEWR
Porto
jue. 2/19
6:00 am-4:00 pm
1 stop15h 00m
Newark
lun. 2/23
9:45 pm-9:30 am
Nonstop6h 45m
PortoNewark
OPO - EWR
OPOEWR
Porto
dom. 2/15
6:00 am-2:00 pm
1 stop13h 00m
Newark
dom. 2/22
9:45 pm-9:30 am
Nonstop6h 45m
PortoNewark
OPO - EWR
OPOEWR
Porto
jue. 2/12
6:35 pm-10:00 pm
Nonstop8h 25m
Newark
jue. 2/19
5:40 pm-9:55 am
1 stop11h 15m
PortoNewark
OPO - EWR
OPOEWR
Porto
lun. 2/2
6:00 am-2:00 pm
1 stop13h 00m
Newark
lun. 3/2
10:30 am-2:55 pm
2 stops23h 25m
PortoNewark
OPO - EWR
OPOEWR
Porto
vie. 2/13
6:00 am-2:00 pm
1 stop13h 00m
Newark
mar. 2/17
6:00 am-2:45 pm
2 stops27h 45m
PortoNewark
OPO - EWR
OPOEWR
Porto
dom. 2/15
6:00 am-2:00 pm
1 stop13h 00m
Newark
mar. 2/24
3:03 pm-11:40 am
2 stops15h 37m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Porto to New York. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, October is the cheapest month in which you can book a flight from Porto to New York (average of $382). Flying from Porto to New York in December is currently the most expensive (average of $505). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Porto to New York is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.
The most flights from OPO to NYC are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (7 on average).
Entertainment
Crew
Food
Overall
Boarding
Comfort
Reviews
Patti,Feb 2025
FCO - EWR
Entertainment
Crew
Food
Overall
Boarding
Comfort
Reviews
Patti,Feb 2025
FCO - EWR
Entertainment
Crew
Food
Overall
Boarding
Comfort
Reviews
Patti,Feb 2025
FCO - EWR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$481 | Average$693 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$494 | Average$625 | FlexibilityNo cancel fee | On-time69% |