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$63+ Cheap flights from Riverside, CA to Philadelphia (PHL)

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PHL
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Philadelphia are usually found in September or October, booked 74 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Riverside to Philadelphia

Keep the following information in mind while searching for Riverside to Philadelphia flight deals. Data was last updated May 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$164
(FlightHub)

One-way from

$73
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$375
Provider with most accurate pricing for Los Angeles-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Philadelphia flights.
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From Riverside to Philadelphia
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One-way flight from Riverside to Philadelphia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Riverside to Philadelphia

Cheapest flights from Riverside to Philadelphia
Explore the most affordable flight options available from Riverside to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2025.

This FlightHub deal was found by Cheapflights users on 5/12. 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.
Tue 6/1012:15 pmLAX - PHL
Nonstop5h 10mSpirit Airlines
Fri 6/1312:19 pmPHL - LAX
2 stops21h 40mSpirit Airlines
Deal found 5/12$164
This FlightHub deal was found by Cheapflights users on 5/11. 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.
Sat 5/2410:24 pmLAX - PHL
Nonstop5h 26mMultiple Airlines
Mon 6/912:23 pmPHL - LAX
2 stops11h 52mMultiple Airlines
Deal found 5/11$165
This Frontier deal was found by Cheapflights users on 5/11. 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 5/176:15 amLAX - PHL
1 stop12h 00mFrontier
Fri 5/235:34 pmPHL - LAX
Nonstop5h 52mFrontier
Deal found 5/11$169
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 7/11:08 amLAX - PHL
Nonstop5h 08mAmerican Airlines
Sat 7/56:15 amPHL - LAX
Nonstop5h 39mAmerican Airlines
Deal found 5/12$201
This Delta deal was found by Cheapflights users on 5/12. 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.
Mon 6/1611:30 pmLAX - PHL
1 stop8h 07mDelta
Thu 7/36:00 amPHL - LAX
1 stop7h 30mDelta
Deal found 5/12$277

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside to Philadelphia 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 May 12, 2025.
Use the filters below to find and compare flights from Riverside to Philadelphia that are best for you.

Fly from

Riverside

Fly to

Philadelphia

Route

Depart

Return

Price

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 6/10

12:15 pm-8:25 pm

Nonstop5h 10m

Philadelphia

Fri 6/13

12:19 pm-6:59 am

2 stops21h 40m

$164

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 5/24

10:24 pm-6:50 am

Nonstop5h 26m

Philadelphia

Mon 6/9

12:23 pm-9:15 pm

2 stops11h 52m

$165

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Fri 5/23

10:24 pm-6:50 am

Nonstop5h 26m

Philadelphia

Wed 5/28

7:10 am-12:06 pm

1 stop7h 56m

$169

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 7/1

1:08 am-9:16 am

Nonstop5h 08m

Philadelphia

Sat 7/5

6:15 am-8:54 am

Nonstop5h 39m

$201

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Mon 6/16

10:15 pm-8:51 am

1 stop7h 36m

Philadelphia

Tue 7/1

5:30 am-10:55 am

1 stop8h 25m

$277

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 7/9

8:35 pm-9:25 am

2 stops9h 50m

Philadelphia

Tue 7/15

6:25 pm-11:35 pm

1 stop8h 10m

$311

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sun 5/25

10:24 pm-6:50 am

Nonstop5h 26m

$63

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 5/20

12:15 pm-8:25 pm

Nonstop5h 10m

$70

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 5/27

12:55 am-9:00 am

Nonstop5h 05m

$136

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 5/27

12:59 am-12:00 pm

1 stop8h 01m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 15 results
1
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Best time to book a flight from Riverside to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Riverside with our price prediction graph.
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 Riverside to Philadelphia

How far ahead should I book a flight from Riverside to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Philadelphia. Price data was last updated on May 9, 2025.

The price you pay for your flight from Riverside to Philadelphia may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Riverside to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Riverside to Philadelphia (average of $236). Flying from Riverside to Philadelphia in March is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from R1V to PHL?

Find hourly flight availability from Riverside to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Riverside to Philadelphia as you normally would.

What is the cheapest day to fly from Riverside to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Philadelphia. Price data was last updated on May 11, 2025.

Travelers seeking maximum savings on their Riverside to Philadelphia flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Riverside to Philadelphia

Explore weekly flight availability from Riverside to Philadelphia. 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 May 12, 2025.

The most flights from R1V to PHL 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 (18 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated May 12, 2025.
To help decide which airline to fly from Riverside to Philadelphia, see what other customers have to say about Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from Riverside?

    Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from Riverside. On average, Philadelphia has 24 inbound flights from Riverside per day from 8 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • How popular is this Riverside to Philadelphia flight route?

    The Riverside to Philadelphia flight path was viewed by 101 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Riverside to Philadelphia one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $73. However, be on the lookout for offers from Spirit Airlines and American Airlines, as they are both options that can get you from Riverside to Philadelphia for a low price.

  • What are the most reliable airlines from Riverside to Philadelphia?

    No one likes to see their flight delayed. When booking a flight from Riverside to Philadelphia consider choosing Spirit Airlines (98%), China Southern (89%) or Aer Lingus (86%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Riverside to Philadelphia?

    Looking for the cheapest flight from Riverside to Philadelphia? While on average our users pay $1,060, our data indicates the cheapest price to be $71. The most popular route (Los Angeles - Philadelphia), is priced around $83.

  • Can I find deals for flights from Riverside to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Riverside to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Riverside to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riverside to Philadelphia.

  • Can I find deals for business class flights from Riverside to Philadelphia?

    Yes. Cheapflights offers flight deals from Riverside to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Riverside to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Riverside to Philadelphia (average of $236). Flying from Riverside to Philadelphia in March is currently the most expensive (average of $295). 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.

See more FAQs

Traveling to a place near Riverside?

Book flights to Riverside if you plan to visit one of these locations
Vineland
Pottstown
Wildwood
Reading
King of Prussia
Cherry Hill
Exton
Ocean City
Essington
Chester
Middletown
Willow Grove
Newark
Millville
Dover
Ephrata
Camden
Dewey Beach
Glen Mills
Springfield

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Alternative routes for Riverside to Philadelphia

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Top 8 airlines flying from Riverside to Philadelphia

Discover the top 8 airlines that operate flights from Riverside to Philadelphia. 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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$97Average$251FlexibilityNo cancel feeOn-time65%
FrontierCheapest$98Average$256FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$135Average$270FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$201Average$476FlexibilityNo cancel feeOn-time71%
DeltaCheapest$205Average$430FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$250Average$490FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$270Average$385FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$320Average$515FlexibilityNo cancel feeOn-time63%

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