Cheap flights from Los Angeles to Philadelphia from £149

If you aren’t able to travel during the month of August, then book flights to Philadelphia from Los Angeles during September instead. Flights to Philadelphia in September, while not as cheap as those in August, still average around £235.

The cheapest time of day to fly to Philadelphia is in the evening when flights can be purchased for as low as £396. In the morning is when there is more demand to fly to Philadelphia, so prices are often more expensive at around £551 per ticket.

Fly from Los Angeles Los Angeles to Philadelphia for the best Los Angeles Los Angeles - Philadelphia flight prices

You are more likely to see cheaper flights to Philadelphia from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around £318 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Los Angeles for as low as £246 on momondo.

You could potentially save up to 64% on your flight if you consider stops on a Los Angeles to Philadelphia flight.

Historically, on average around 16% of flights between Los Angeles and Philadelphia have experienced a delay on any given week. The average delay length over the past 12 months has been 163 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.

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

According to our data, American Airlines have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

As of April 2026, there are 18 flights per day flying from Los Angeles to Philadelphia. The most common time of day flights depart is 10:00, with 49% of flights taking off at midday.

As of April 2026, 128 flights take off from Los Angeles and land in Philadelphia each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.