$72 Cheap Frontier Airlines flights Philadelphia (PHL) to Las Vegas (LAS)

View $72 flight on Mon, Aug 25, 2025Opens in a new window

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$72 Cheap Frontier Airlines flights Philadelphia (PHL) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $72 for one-way flights and $143 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Aug 23 - Wed, Aug 27
PHL
Philadelphia
LAS
Las Vegas
$143 Roundtrip, just found
$143
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 23 from Philadelphia to Las Vegas, returning Wed, Aug 27, priced at $143 just found
Frontier Airlines
Sat, Aug 23 - Wed, Aug 27
PHL
Philadelphia
LAS
Las Vegas
$144 Roundtrip, just found
$144
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 23 from Philadelphia to Las Vegas, returning Wed, Aug 27, priced at $144 just found
Frontier Airlines
Mon, Aug 25 - Thu, Aug 28
PHL
Philadelphia
LAS
Las Vegas
$161 Roundtrip, just found
$161
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Aug 25 from Philadelphia to Las Vegas, returning Thu, Aug 28, priced at $161 just found
Frontier Airlines
Sun, Aug 17 - Thu, Aug 21
PHL
Philadelphia
LAS
Las Vegas
$165 Roundtrip, found 2 hours ago
$165
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, Aug 17 from Philadelphia to Las Vegas, returning Thu, Aug 21, priced at $165 found 2 hours ago
Frontier Airlines
Mon, Aug 25 - Thu, Aug 28
PHL
Philadelphia
LAS
Las Vegas
$168 Roundtrip, just found
$168
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Aug 25 from Philadelphia to Las Vegas, returning Thu, Aug 28, priced at $168 just found
Frontier Airlines
Sat, Aug 30 - Wed, Sep 3
PHL
Philadelphia
LAS
Las Vegas
$171 Roundtrip, just found
$171
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 30 from Philadelphia to Las Vegas, returning Wed, Sep 3, priced at $171 just found
Flights from Philadelphia (PHL) to Las Vegas (LAS)
Origin airport
Philadelphia Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
JetBlue Airways
Distance
2170 mi
Average flight time
2 hours 59 mins

Frequently asked questions

How much is a Frontier Airlines flight from Philadelphia Intl. Airport (PHL) to Harry Reid Intl. Airport (LAS)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Frontier Airlines return flights from $143 from PHL to LAS. Affordable one-way fares from $72 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PHL to LAS with Frontier Airlines?
January is one of the least expensive months to jet off to Las Vegas with Frontier Airlines. You could also find excellent prices on return and one-way tickets in June.
What is the cheapest time to book flights from Philadelphia Intl. Airport (PHL) to Harry Reid Intl. Airport (LAS) with Frontier Airlines?
For cheap Frontier Airlines fares from Philadelphia Intl. Airport (PHL) to Harry Reid Intl. Airport (LAS), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Frontier Airlines fly nonstop from Philadelphia Intl. Airport (PHL) to Harry Reid Intl. Airport (LAS)?
Use our "Nonstop" filter when browsing for direct Frontier Airlines flights from PHL to LAS. You'll also be able to compare other airlines offering the same nonstop journey.
What is the earliest Frontier Airlines flight from PHL to LAS?
To find the earliest departure from PHL to LAS with Frontier Airlines, sort your results by "Early Morning" and "Morning." Choosing an early flight generally means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Frontier Airlines fly into in Las Vegas?
Hop on a Frontier Airlines flight from Philadelphia Intl. Airport (PHL) to Las Vegas, and you'll likely come in to Harry Reid Intl. Airport (LAS). This is the airline's main hub in this destination.
Why fly with Frontier Airlines from PHL to LAS?
A rewarding loyalty program and the opportunity to collect points through Frontier Miles are the start of the reasons to fly from PHL to LAS with Frontier Airlines. Plus, when you join Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to Frontier Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Frontier Airlines flight from Philadelphia Intl. Airport (PHL) to Harry Reid Intl. Airport (LAS)?
Depending on your fare type, a fee generally applies if you change or cancel your booking more than 24 hours after it has been confirmed. To secure plane tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. For more information on canceling or modifying your reservation, go to "Trips," select your flight and click on "Manage Booking."
*Available to One Key members.