$151+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LAX
Sep 20 — Sep 271
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 October or September, booked 63 days in advance, depart on a Wednesday or Tuesday 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 August 21, 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 August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/108:41 am -
1 stop12h 01m
Sat 9/192:59 pm -
2 stops11h 41m
Deal found 8/19![Multiple Airlines logo]()
$386
This Frontier deal was found by Cheapflights users on 8/17. 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.
Thu 10/88:30 am -
1 stop12h 12m
Sun 10/112:28 pm -
1 stop7h 48m
Deal found 8/17![Frontier logo]()
$388
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:40 am -
1 stop10h 32m
Wed 9/912:59 am -
1 stop10h 22m
Deal found 8/20![Frontier logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 11/1312:43 pm -
1 stop8h 10m
Mon 11/1611:31 am -
2 stops19h 01m
Deal found 8/19![Frontier logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 10/15:32 pm -
2 stops24h 29m
Sun 10/49:40 pm -
1 stop8h 25m
Deal found 8/20![Frontier logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/105:32 pm -
2 stops17h 15m
Sat 9/1212:59 am -
1 stop10h 22m
Deal found 8/20![Frontier logo]()
$392
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:15 am -
1 stop12h 15m
Tue 9/2912:59 am -
1 stop10h 22m
Deal found 8/19![Frontier logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Tue 9/18:00 am -
1 stop17h 39m
Wed 9/95:20 pm -
2 stops21h 54m
Deal found 8/20![Frontier logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/2412:40 pm -
2 stops29h 21m
Sun 9/279:40 pm -
1 stop8h 25m
Deal found 8/20![Frontier logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/27:20 am -
1 stop13h 58m
Wed 9/912:38 pm -
1 stop15h 38m
Deal found 8/20![Frontier logo]()
$396
This Orbitz deal was found by Cheapflights users on 8/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:17 pm -
2 stops19h 41m
Sun 11/19:57 am -
1 stop10h 42m
Deal found 8/17![Multiple Airlines logo]()
$397
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:45 pm -
1 stop10h 57m
Wed 12/97:00 am -
1 stop11h 23m
Deal found 8/17![Multiple Airlines logo]()
$398
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 August 21, 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 August 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:02 am -
2 stops14h 22m
Sat 10/102:27 pm -
2 stops12h 14m
Deal found 8/19![Alaska Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 8/20. 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.
Mon 1/115:20 pm -
1 stop8h 10m
Mon 1/2511:50 pm -
1 stop8h 20m
Deal found 8/20![Southwest logo]()
$437
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/205:15 pm -
1 stop8h 20m
Tue 1/2611:45 pm -
1 stop7h 55m
Deal found 8/19![Delta logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:48 pm -
1 stop9h 00m
Sat 9/261:59 pm -
2 stops12h 41m
Deal found 8/18![Alaska Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 8/19. 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.
Thu 11/55:30 am -
2 stops10h 00m
Mon 11/912:45 pm -
2 stops8h 20m
Deal found 8/19![Southwest logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
1 stop10h 07m
Tue 9/291:59 pm -
2 stops12h 41m
Deal found 8/18![Alaska Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 8/18. 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 11/2512:10 pm -
1 stop7h 20m
Wed 12/168:55 am -
2 stops9h 30m
Deal found 8/18![Southwest logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 -
1 stop11h 57m
Mon 9/218:20 am -
2 stops18h 20m
Deal found 8/16![Alaska Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 8/18. 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.
Tue 12/15:00 am -
2 stops10h 45m
Wed 12/98:55 am -
2 stops9h 30m
Deal found 8/18![Southwest logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:41 pm -
1 stop17h 13m
Sat 10/242:27 pm -
2 stops12h 14m
Deal found 8/20![Alaska Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
2 stops18h 29m
Fri 10/25:00 pm -
2 stops19h 14m
Deal found 8/20![Alaska Airlines logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
2 stops13h 12m
Fri 9/187:51 pm -
2 stops16h 54m
Deal found 8/21![Alaska Airlines logo]()
$491
Last-minute flights from Philadelphia to RiversideDiscover last-minute flight deals from Philadelphia to Riverside. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Riverside. Data last updated August 21, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:15 am -
1 stop12h 15m
Tue 9/2912:59 am -
1 stop10h 22m
Deal found 8/19![Frontier logo]()
$393
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:40 am -
1 stop10h 32m
Wed 9/912:59 am -
1 stop10h 22m
Deal found 8/20![Frontier logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Tue 9/18:00 am -
1 stop17h 39m
Wed 9/95:20 pm -
2 stops21h 54m
Deal found 8/20![Frontier logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Tue 9/18:00 am -
1 stop17h 39m
Thu 9/106:05 am -
2 stops13h 37m
Deal found 8/20![Frontier logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/17:00 am -
2 stops13h 30m
Sat 9/511:41 pm -
1 stop21h 12m
Deal found 8/17![Frontier logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/27:20 am -
1 stop13h 58m
Wed 9/912:38 pm -
1 stop15h 38m
Deal found 8/20![Frontier logo]()
$396
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:00 am -
1 stop17h 39m
Mon 9/219:40 pm -
1 stop23h 29m
Deal found 8/17![Frontier logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/96:00 am -
2 stops21h 10m
Sun 9/139:40 pm -
1 stop8h 25m
Deal found 8/20![Frontier logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/108:41 am -
1 stop12h 01m
Sat 9/192:59 pm -
2 stops11h 41m
Deal found 8/19![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/105:32 pm -
2 stops17h 15m
Sat 9/1212:59 am -
1 stop10h 22m
Deal found 8/20![Frontier logo]()
$392
This Frontier deal was found by Cheapflights users on 8/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am -
1 stop12h 23m
Mon 9/219:40 pm -
1 stop8h 50m
Deal found 8/18![Frontier logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/2412:40 pm -
2 stops29h 21m
Sun 9/279:40 pm -
1 stop8h 25m
Deal found 8/20![Frontier logo]()
$395
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 August 21, 2026.
Search for one-way flight options from Philadelphia to Riverside. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/179:09 pm -
2 stops37h 40m
Deal found 8/19![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
2 stops21h 10m
Deal found 8/18![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/105:32 pm -
2 stops17h 15m
Deal found 8/19![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 10/85:50 am -
1 stop7h 55m
Deal found 8/19![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 8/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:10 pm -
1 stop9h 00m
Deal found 8/18![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Fri 9/115:32 pm -
2 stops24h 07m
Deal found 8/21![Frontier logo]()
$158
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:35 pm -
1 stop8h 20m
Deal found 8/17![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/178:41 am -
1 stop12h 01m
Deal found 8/19![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 10/1012:35 pm -
2 stops14h 54m
Deal found 8/20![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Tue 9/810:15 pm -
2 stops18h 59m
Deal found 8/19![Frontier logo]()
$162
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 August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $386 (Kiwi.com) |
One-way from | $151 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $505 |
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 7,457,451 searches. Data last updated August 21, 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 Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Tue 10/6
7:02 am-6:24 pm
2 stops14h 22m
Los Angeles
Sat 10/10
2:27 pm-5:41 am
2 stops12h 14m
$435
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Mon 1/11
5:20 pm-10:30 pm
1 stop8h 10m
Los Angeles
Mon 1/25
11:50 pm-11:10 am
1 stop8h 20m
$437
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Tue 9/22
4:48 pm-10:48 pm
1 stop9h 00m
Los Angeles
Sat 9/26
1:59 pm-5:40 am
2 stops12h 41m
$443
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Sat 9/26
7:00 am-2:07 pm
1 stop10h 07m
Los Angeles
Tue 9/29
1:59 pm-5:40 am
2 stops12h 41m
$443
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Wed 9/16
7:00 am-3:57 pm
1 stop11h 57m
Los Angeles
Mon 9/21
8:20 am-5:40 am
2 stops18h 20m
$443
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Sat 10/17
6:41 pm-8:54 am
1 stop17h 13m
Los Angeles
Sat 10/24
2:27 pm-5:41 am
2 stops12h 14m
$443
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Thu 11/5
5:30 am-12:30 pm
2 stops10h 00m
Los Angeles
Mon 11/9
12:45 pm-12:05 am
2 stops8h 20m
$447
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Wed 11/25
12:10 pm-4:30 pm
1 stop7h 20m
Los Angeles
Wed 12/16
8:55 am-9:25 pm
2 stops9h 30m
$449
Quickest round-trip
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Wed 1/20
5:15 pm-10:35 pm
1 stop8h 20m
Los Angeles
Tue 1/26
11:45 pm-10:40 am
1 stop7h 55m
$451
PhiladelphiaLos Angeles
PHL Philadelphia - LAX Los Angeles
PHLLAX
Philadelphia
Mon 9/28
7:00 am-10:29 pm
2 stops18h 29m
Los Angeles
Fri 10/2
5:00 pm-3:14 pm
2 stops19h 14m
$452
Showing 1-10 of 22 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 August 21, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 8% on flights from Philadelphia to Riverside by exploring options for tickets in the morning.
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 August 21, 2026.
The most flights from PHL to R1V are scheduled on a Monday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (20 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 $340 and $559 in September.The cheapest round-trip price found within the last 5 days was $386 on Multiple Airlines (Sep 10-Sep 19).
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 August 15, 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 afternoons 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 August 21, 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.
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
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 7 airlines flying from Philadelphia to Riverside
Discover the top 7 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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$127 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$181 | Average$278 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$182 | Average$423 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$498 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$224 | Average$421 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$238 | Average$487 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$293 | Average$477 | FlexibilityNo cancel fee | On-time71% |