Cheap flights from Boston to Los Angeles from $129

The month of January is, on average, the cheapest month to fly to Los Angeles from Boston, with most prices found around $277. If you aren’t able to travel during the month of January, then book flights to Los Angeles from Boston during September instead. Flights to Los Angeles in September, while not as cheap as those in January, still average around $279.

Our data shows that Thursday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $382. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Sunday is $501.

Our most recent data shows that the best time of day to fly to Los Angeles is in the evening. Flights from Boston to Los Angeles during this time can be as low as $359. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $601 per ticket.

Fly from Boston Logan Intl to Los Angeles for the best Boston Logan Intl - Los Angeles flight prices

You are more likely to see cheaper flights to Los Angeles from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $364 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from Boston for as low as $314 on momondo.

Southwest, United Airlines, and Delta are the most popular carriers operating from Boston Logan Intl to Los Angeles

JetBlue, American Airlines and Delta are the top three most popular airlines that fly to Los Angeles from Boston according to our data. JetBlue is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Los Angeles. Keep in mind that there are 10 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Boston and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 192 minutes.

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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday 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 13% of their flights experiencing any sort of delay.

Detroit (DTW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Detroit (DTW) offer the lowest average round-trip price of $201.

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 8h 06m.

Baltimore (BWI) has the shortest average layover time for this route: 0h 55m.

The number of flights available between Boston and Los Angeles is 38 per day as of May 2026. The most frequent departure time is 6:00AM, with 38% of daily flights leaving at noon.

As of May 2026, there are 266 flights per week flying from Boston to Los Angeles. The most common day of the week flights depart is Sat, with 18% of flights taking off on this day.