$169+ Cheap flights from Philadelphia (PHL) to Riverside, CA
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LAX
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Riverside with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Philadelphia to Riverside are usually found in September or October, booked 63 days in advance, depart on a Wednesday or Saturday and return on a Saturday
Cheap flight deals from Philadelphia to Riverside
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to RiversideExplore the most affordable flight options available from Philadelphia to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from Philadelphia to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:06 am
PHL
- LAX
1 stop12h 08m
Frontier
Tue 8/186:30 am
LAX
- PHL
1 stop20h 09m
Frontier
Deal found 7/19![Frontier logo]()
$420
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:39 pm
PHL
- LAX
Nonstop5h 45m
American Airlines
Sat 8/2911:51 pm
LAX
- PHL
Nonstop5h 17m
American Airlines
Deal found 7/19![American Airlines logo]()
$421
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:05 pm
PHL
- LAX
2 stops9h 15m
Southwest
Mon 9/149:20 am
LAX
- PHL
2 stops9h 20m
Southwest
Deal found 7/20![Southwest logo]()
$423
This Frontier deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 pm
PHL
- LAX
1 stop8h 52m
Frontier
Mon 8/1711:34 pm
LAX
- PHL
1 stop9h 52m
Frontier
Deal found 7/21![Frontier logo]()
$424
This JetBlue deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am
PHL
- LAX
1 stop10h 15m
JetBlue
Wed 9/168:25 pm
LAX
- PHL
1 stop10h 25m
JetBlue
Deal found 7/19![JetBlue logo]()
$425
This JetBlue deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am
PHL
- LAX
1 stop9h 20m
JetBlue
Sun 10/1810:20 pm
LAX
- PHL
1 stop8h 30m
JetBlue
Deal found 7/19![JetBlue logo]()
$426
This FlightHub deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:37 pm
PHL
- LAX
1 stop30h 34m
Frontier
Thu 8/1311:34 pm
LAX
- PHL
1 stop9h 48m
Frontier
Deal found 7/18![Frontier logo]()
$427
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:10 am
PHL
- LAX
1 stop13h 32m
Frontier
Tue 9/292:39 pm
LAX
- PHL
1 stop11h 57m
Frontier
Deal found 7/22![Frontier logo]()
$428
This CheapOair deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:10 am
PHL
- LAX
1 stop12h 48m
Frontier
Sat 8/811:34 pm
LAX
- PHL
1 stop9h 48m
Frontier
Deal found 7/18![Frontier logo]()
$429
This JetBlue deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:15 am
PHL
- LAX
1 stop9h 35m
JetBlue
Fri 11/610:30 pm
LAX
- PHL
1 stop8h 09m
JetBlue
Deal found 7/22![JetBlue logo]()
$430
Best flights from Philadelphia to RiversideDiscover carefully curated flight deals from Philadelphia to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Philadelphia to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:55 am
PHL
- LAX
2 stops9h 55m
Southwest
Wed 9/29:45 am
LAX
- PHL
2 stops9h 00m
Southwest
Deal found 7/18![Southwest logo]()
$423
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:02 am
PHL
- LAX
2 stops14h 22m
Alaska Airlines
Sat 10/243:37 pm
LAX
- PHL
2 stops11h 04m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$456
This Alaska Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
PHL
- LAX
2 stops16h 37m
Alaska Airlines
Mon 9/218:20 am
LAX
- PHL
2 stops18h 20m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$456
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:05 pm
PHL
- LAX
2 stops9h 05m
Southwest
Sun 9/207:20 am
LAX
- PHL
2 stops9h 50m
Southwest
Deal found 7/21![Southwest logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:17 pm
PHL
- LAX
2 stops19h 41m
Alaska Airlines
Sat 11/710:31 am
LAX
- PHL
2 stops16h 02m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$462
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:20 am
PHL
- LAX
2 stops10h 10m
Southwest
Thu 8/278:55 am
LAX
- PHL
2 stops9h 10m
Southwest
Deal found 7/22![Southwest logo]()
$475
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:20 pm
PHL
- LAX
2 stops12h 10m
Southwest
Sun 10/412:00 pm
LAX
- PHL
2 stops9h 20m
Southwest
Deal found 7/22![Southwest logo]()
$475
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:05 am
PHL
- LAX
1 stop8h 20m
Southwest
Fri 3/58:30 am
LAX
- PHL
2 stops8h 15m
Southwest
Deal found 7/19![Southwest logo]()
$487
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:30 am
PHL
- LAX
1 stop8h 25m
Southwest
Wed 11/251:05 am
LAX
- PHL
1 stop7h 40m
Southwest
Deal found 7/22![Southwest logo]()
$488
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:15 pm
PHL
- LAX
2 stops9h 40m
Southwest
Mon 10/511:20 am
LAX
- PHL
2 stops9h 30m
Southwest
Deal found 7/20![Southwest logo]()
$492
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:05 pm
PHL
- LAX
2 stops9h 45m
Southwest
Sat 9/1910:10 am
LAX
- PHL
2 stops9h 40m
Southwest
Deal found 7/19![Southwest logo]()
$492
Last-minute flights from Philadelphia to RiversideDiscover last-minute flight deals from Philadelphia to Riverside. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Riverside. Data last updated July 23, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:10 am
PHL
- LAX
1 stop12h 48m
Frontier
Sat 8/811:34 pm
LAX
- PHL
1 stop9h 48m
Frontier
Deal found 7/18![Frontier logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:06 am
PHL
- LAX
1 stop12h 08m
Frontier
Tue 8/186:30 am
LAX
- PHL
1 stop20h 09m
Frontier
Deal found 7/19![Frontier logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:06 am
PHL
- LAX
1 stop12h 08m
Frontier
Wed 8/1211:34 pm
LAX
- PHL
1 stop9h 48m
Frontier
Deal found 7/22![Frontier logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:06 am
PHL
- LAX
1 stop12h 08m
Frontier
Mon 8/102:01 pm
LAX
- PHL
2 stops12h 38m
Frontier
Deal found 7/22![Frontier logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:51 am
PHL
- LAX
1 stop10h 23m
Frontier
Wed 8/129:39 am
LAX
- PHL
2 stops18h 36m
Frontier
Deal found 7/19![Frontier logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:51 am
PHL
- LAX
1 stop10h 23m
Frontier
Wed 8/199:40 am
LAX
- PHL
1 stop16h 59m
Frontier
Deal found 7/19![Frontier logo]()
$430
This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:18 pm
PHL
- LAX
1 stop27h 18m
Frontier
Fri 8/2111:34 pm
LAX
- PHL
1 stop9h 52m
Frontier
Deal found 7/20![Frontier logo]()
$427
This Frontier deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:05 pm
PHL
- LAX
1 stop8h 52m
Frontier
Wed 8/1911:34 pm
LAX
- PHL
1 stop9h 52m
Frontier
Deal found 7/21![Frontier logo]()
$424
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:39 pm
PHL
- LAX
Nonstop5h 45m
American Airlines
Sat 8/2911:51 pm
LAX
- PHL
Nonstop5h 17m
American Airlines
Deal found 7/19![American Airlines logo]()
$421
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:30 am
PHL
- LAX
2 stops11h 05m
Southwest
Sat 9/510:10 am
LAX
- PHL
2 stops9h 45m
Southwest
Deal found 7/23![Southwest logo]()
$423
One-way flights from Philadelphia to RiversideSearch for one-way flight options from Philadelphia to Riverside. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Philadelphia to Riverside. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:44 pm
PHL
- LAX
1 stop14h 28m
Frontier
Deal found 7/20![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:16 pm
PHL
- LAX
2 stops39h 14m
Frontier
Deal found 7/22![Frontier logo]()
$171
This Trip.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:30 am
PHL
- LAX
1 stop11h 24m
Frontier
Deal found 7/23![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:47 pm
PHL
- LAX
2 stops40h 43m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:25 am
PHL
- LAX
2 stops44h 46m
Frontier
Deal found 7/19![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:30 pm
PHL
- LAX
2 stops43h 00m
Frontier
Deal found 7/20![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:25 am
PHL
- LAX
2 stops38h 31m
Frontier
Deal found 7/20![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am
PHL
- LAX
1 stop12h 54m
Frontier
Deal found 7/20![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:45 pm
PHL
- LAX
2 stops43h 10m
Frontier
Deal found 7/20![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:44 pm
PHL
- LAX
1 stop14h 27m
Frontier
Deal found 7/21![Frontier logo]()
$181
Find flight deals from Philadelphia to Riverside
Keep the following information in mind while searching for Philadelphia to Riverside flight deals. Data was last updated July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $420 (Kiwi.com) |
One-way from | $169 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $480 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Riverside that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Philadelphia to Riverside that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Wed 8/26
7:55 am-2:50 pm
2 stops9h 55m
Los Angeles Los Angeles
Wed 9/2
9:45 am-9:45 pm
2 stops9h 00m
$423
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Sat 10/17
7:02 am-6:24 pm
2 stops14h 22m
Los Angeles Los Angeles
Sat 10/24
3:37 pm-5:41 am
2 stops11h 04m
$456
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Wed 9/16
7:00 am-8:37 pm
2 stops16h 37m
Los Angeles Los Angeles
Mon 9/21
8:20 am-5:40 am
2 stops18h 20m
$456
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Fri 10/30
4:17 pm-8:58 am
2 stops19h 41m
Los Angeles Los Angeles
Sat 11/7
10:31 am-5:33 am
2 stops16h 02m
$462
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Tue 9/15
3:05 pm-9:10 pm
2 stops9h 05m
Los Angeles Los Angeles
Sun 9/20
7:20 am-8:10 pm
2 stops9h 50m
$470
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Mon 8/24
10:20 am-5:30 pm
2 stops10h 10m
Los Angeles Los Angeles
Thu 8/27
8:55 am-9:05 pm
2 stops9h 10m
$475
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Thu 10/1
3:20 pm-12:30 am
2 stops12h 10m
Los Angeles Los Angeles
Sun 10/4
12:00 pm-12:20 am
2 stops9h 20m
$475
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Tue 1/5
5:05 am-10:25 am
1 stop8h 20m
Los Angeles Los Angeles
Fri 3/5
8:30 am-7:45 pm
2 stops8h 15m
$487
Quickest round-trip
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Thu 11/19
5:30 am-10:55 am
1 stop8h 25m
Los Angeles Los Angeles
Wed 11/25
1:05 am-11:45 am
1 stop7h 40m
$488
PhiladelphiaLos Angeles
PHL - LAX
PHLLAX
Philadelphia
Fri 10/2
5:15 pm-11:55 pm
2 stops9h 40m
Los Angeles Los Angeles
Mon 10/5
11:20 am-11:50 pm
2 stops9h 30m
$492
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Riverside
Have a flexible travel schedule? Discover the best time to fly to Riverside from Philadelphia with our price prediction graph.
PHL-LAX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Riverside
PHL-R1V
PHL-LAX
What is the cheapest time of day to fly from PHL to R1V?
Find hourly flight availability from Philadelphia to Riverside. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 9% on flights from Philadelphia to Riverside by exploring options for tickets in the afternoon.
Weekly flight availability from Philadelphia to Riverside
Explore weekly flight availability from Philadelphia to Riverside. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 23, 2026.
The most flights from PHL to R1V are scheduled on a Monday (30 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Philadelphia to Riverside?
Airfare is typical for this route at the moment.
Philadelphia to Riverside flights typically cost between $344 and $538 in August.The cheapest round-trip price found within the last 5 days was $420 on Frontier (Aug 7-Aug 18).
What is the cheapest day to fly from Philadelphia to Riverside?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Riverside. Price data was last updated on July 18, 2026.
Travelers seeking maximum savings on their Philadelphia to Riverside flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Riverside
Get insights into the airlines that provide service to Riverside. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Riverside. Reviews last updated July 23, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Philadelphia to Riverside. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Riverside. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Philadelphia and Riverside flights
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Top 6 airlines flying from Philadelphia to Riverside
Discover the top 6 airlines that operate flights from Philadelphia to Riverside. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$313 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$431 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$495 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$224 | Average$421 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$455 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$282 | Average$470 | FlexibilityNo cancel fee | On-time71% |