Cheap flights from Las Vegas to Philadelphia from $123

The cheapest month to fly to Philadelphia from Las Vegas is in August. Flight prices, which tend to average around $205, are often lower during this time because this is during the off-season. The month of July is another great option to travel to Philadelphia, with average flight prices from Las Vegas averaging around $232.

The cheapest day to depart from Las Vegas to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $311. On the other hand, Sunday is the most expensive day to depart from Las Vegas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $616.

According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from Las Vegas to Philadelphia in the afternoon for as low as $110. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $533.

Fly from Las Vegas Harry Reid Intl to Philadelphia for the best Las Vegas Harry Reid Intl - Philadelphia flight prices

You are more likely to see cheaper flights to Philadelphia from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Las Vegas for as low as $260 on momondo.

There are 4 cabin classes available to choose from on Las Vegas Harry Reid Intl to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Las Vegas to Philadelphia.

As of March 2026, prices for Las Vegas to Philadelphia flights are approximately 2% cheaper when compared to flights at the same time last year.

Alaska Airlines, Sun Country Air, and Southwest are the most popular carriers operating from Las Vegas Harry Reid Intl to Philadelphia

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Philadelphia from Las Vegas according to our data. American Airlines is the first choice among our users, with 27% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 7 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

Phoenix (PHX) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $248.

Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 6h 24m.

Phoenix (PHX) has the shortest average layover time for this route: 0h 52m.

As of March 2026, 7 flights take off from Las Vegas and land in Philadelphia each day. The most common flight departure time for this route is 7:00AM, with 80% of daily flights taking off at noon.

51 flights are operational weekly from Las Vegas to Philadelphia as of March 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.