Cheap flights from Newark Airport to Barcelona from $302

The month of October is, on average, the cheapest month to fly to Barcelona from Newark Airport, with most prices found around $299. If you don’t want to visit Barcelona in October, then you should wait until November to fly from Newark Airport, when ticket prices are also cheap, with an average price of $319.

The cheapest day to depart from Newark Airport to Barcelona is on a Tuesday when prices can be found for as low as $554. On the other hand, Friday is the most expensive day to depart from Newark Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $666.

In the evening is the cheapest time of day to fly from Newark Airport to Barcelona when you can find flight prices for as low as $585. Flying to Barcelona in the evening 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 $692 on average. Flights to Barcelona from Newark Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Newark to Barcelona-El Prat for the best Newark - Barcelona flight prices

You are more likely to see cheaper flights to Barcelona from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $654 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Newark Airport for as low as $553 on momondo.

United Airlines, SWISS, and Delta are the most popular carriers operating from Newark to Barcelona

United Airlines, TAP AIR PORTUGAL and Lufthansa are the top three most popular airlines that fly to Barcelona from Newark Airport according to our data. United Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 12 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% of flights between Newark and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 178 minutes.

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

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 23% of their flights experiencing any sort of delay.

The number of flights available between Newark Airport and Barcelona is 3 per day as of May 2026. The most frequent departure time is 7:00PM, with 100% of daily flights leaving in the evening.

As of May 2026, there are 21 flights per week flying from Newark Airport to Barcelona. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.