Cheap flights from New York John F Kennedy Intl Airport to Lisbon from £305

In general, January is the cheapest month to fly from New York John F Kennedy Intl Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £375. If you are unable to visit Lisbon during the month of January, then departing from New York John F Kennedy Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around £404.

The cheapest day to depart on your flight to Lisbon is on a Thursday when prices can be found for as low as £318. 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 New York John F Kennedy Intl Airport to Lisbon for around £767.

In the afternoon is the cheapest time of day to fly from New York John F Kennedy Intl Airport to Lisbon when you can find flight prices for as low as £335. 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 £511. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from New York John F Kennedy Intl to Lisbon Humberto Delgado for the best New York John F Kennedy Intl - Lisbon Humberto Delgado flight prices

You are more likely to see cheaper flights to Lisbon from New York John F Kennedy Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around £561 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 New York John F Kennedy Intl Airport for as low as £540 on momondo.

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

You could potentially save up to 71% on your flight if you consider stops on a New York John F Kennedy Intl Airport to Lisbon flight.

As of June 2026, prices for New York John F Kennedy Intl Airport to Lisbon flights are approximately 18% cheaper when compared to flights at the same time last year.

Historically, on average around 22% of flights between New York and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 162 minutes.

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

Tuesday 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, Delta have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

The number of flights available between New York John F Kennedy Intl Airport and Lisbon is 6 per day as of June 2026. The most frequent departure time is 19:00, with 100% of daily flights leaving in the evening.

42 flights are operational weekly from New York John F Kennedy Intl Airport to Lisbon as of June 2026. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.