Cheap flights from Rome to Barcelona from $45

In general, October is the cheapest month to fly from Rome to Barcelona-El Prat Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $104. If you aren’t able to travel during the month of October, then book flights to Barcelona-El Prat Airport from Rome during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in October, still average around $106.

Our data shows that Wednesday is the least expensive day to fly to Barcelona-El Prat Airport. Tickets to fly out on this day can be as low as $40. The most expensive day to fly to Barcelona-El Prat Airport is Tuesday, with ticket prices averaging around $94.

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is at midday. Flights from Rome to Barcelona-El Prat Airport during this time can be as low as $40. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $154 on average. Flights to Barcelona-El Prat Airport from Rome in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Rome when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $148 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Rome for as low as $110 on momondo.

There are 3 cabin classes available to choose from on Rome to Barcelona-El Prat 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 23% of flights between Rome and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 115 minutes.

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

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

According to our data, Vueling have had the fewest delays on this route over the last 12 months, with about 19% of their flights experiencing any sort of delay.

As of March 2026, there are 23 flights per day flying from Rome to Barcelona-El Prat Airport. The most common time of day flights depart is 09:00, with 50% of flights taking off at midday.

As of March 2026, there are 162 flights per week flying from Rome to Barcelona-El Prat Airport. The most common day of the week flights depart is Tue, with 24% of flights taking off on this day.