Consider Big Front Seats for 11 extra inches of legroom, ideal for medium-haul comfort.
Use Spirit Saver$ Club for discounts on luggage and boarding shortcuts, maximizing savings.

Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $139 (Kiwi.com) |
One-way from | $91 (Expedia) |
Popular in | November |
Cheapest in | August |
Average price | $377 |
Good round-trip deal | $384 or less |
Good one-way deal | $218 or less |
Fly from
Fly to
Route
Depart
Return
Price
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Wed 1/21
11:59 pm-11:18 am
1 stop8h 19m
Philadelphia
Mon 1/26
8:30 am-5:55 pm
1 stop12h 25m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Sat 1/31
11:56 pm-2:15 pm
1 stop11h 19m
Philadelphia
Sat 2/7
8:32 am-11:44 pm
1 stop18h 12m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Wed 2/11
12:59 am-9:33 pm
2 stops17h 34m
Philadelphia
Mon 2/16
7:12 pm-11:42 am
1 stop19h 30m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Fri 1/30
1:01 am-8:01 pm
2 stops16h 00m
Philadelphia
Sat 2/7
6:21 pm-6:47 pm
2 stops27h 26m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Tue 2/3
9:59 pm-11:19 am
1 stop10h 20m
Philadelphia
Wed 2/4
12:40 pm-11:44 pm
1 stop14h 04m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Mon 2/2
1:01 am-3:37 pm
2 stops11h 36m
Philadelphia
Wed 2/4
12:40 pm-11:44 pm
1 stop14h 04m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Sat 1/10
9:00 am-12:51 am
1 stop12h 51m
Philadelphia
Tue 1/13
2:00 pm-11:17 am
2 stops24h 17m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Wed 1/14
11:37 pm-11:14 am
1 stop8h 37m
Philadelphia
Sun 1/18
8:53 am-3:53 pm
1 stop10h 00m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Tue 2/3
8:55 am-8:20 pm
2 stops8h 25m
Philadelphia
Wed 2/4
12:15 pm-5:35 pm
2 stops8h 20m
Las VegasPhiladelphia
LAS - PHL
LASPHL
Las Vegas Harry Reid Intl
Sat 1/24
1:01 am-8:47 am
3 stops28h 46m
Philadelphia
Sun 2/1
6:11 pm-10:31 am
3 stops43h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Las Vegas to Philadelphia, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, November is the cheapest month in which you can book a flight from Las Vegas to Philadelphia (average of $59). Flying from Las Vegas to Philadelphia in July is currently the most expensive (average of $129). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Las Vegas to Philadelphia in the afternoon. By choosing this option you can save up to 70% on the cost of your flight, compared to a flight in the morning.
Travelers seeking maximum savings on their Las Vegas to Philadelphia flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
Overall
Crew
Entertainment
Food
Boarding
Comfort
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$89 | Average$196 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$106 | Average$231 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$167 | Average$386 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$260 | Average$384 | FlexibilityNo cancel fee | On-timeN/A |