Cheap flights from Newark Airport to Lisbon from £278

In general, January is the cheapest month to fly from Newark Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £335. If you are unable to visit Lisbon during the month of January, then departing from Newark Airport during the month February is also very affordable. Most momondo users find prices during this month for around £419.

The cheapest day to depart on your flight to Lisbon is on a Wednesday when prices can be found for as low as £358. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Newark Airport to Lisbon for around £761.

In the afternoon is the cheapest time of day to fly from Newark Airport to Lisbon when you can find flight prices for as low as £316. Flying to Lisbon in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Lisbon are more costly in the evening, with an average ticket price of £528. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Newark to Lisbon Humberto Delgado for the best Newark - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around £550 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Newark Airport for as low as £534 on momondo.

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

Historically, on average around 26% of flights between Newark and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 170 minutes.

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

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

According to our data, TAP AIR PORTUGAL have had the fewest delays on this route over the last 12 months, with about 26% of their flights experiencing any sort of delay.

7 flights are operational daily from Newark Airport to Lisbon as of July 2026. The most popular departure time for this route is 20:00, with 67% of flights per day taking off in the evening.

As of July 2026, 53 flights take off from Newark Airport and land in Lisbon each week. The most common flight departure day for this route is Sat, with 19% of weekly flights taking off on this day.