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$37+ Cheap flights from Riverside, CA to Phoenix

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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PHX
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Phoenix are usually found in January or December, booked 88 days in advance, depart on a Friday or Saturday and return on a Friday

Cheap flight deals from Riverside to Phoenix

Cheapest flights from Riverside to Phoenix
Explore the most affordable flight options available from Riverside to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

This FlightHub deal was found by Cheapflights users on 12/2. 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.
mié. 12/171:57 pmLAX - PHX
Nonstop1h 32mFrontier
sáb. 12/207:45 amPHX - LAX
Nonstop1h 30mFrontier
Deal found 12/2$59
This Frontier deal was found by Cheapflights users on 12/3. 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.
mar. 12/161:57 pmLAX - PHX
Nonstop1h 32mFrontier
mar. 12/2312:51 pmPHX - LAX
Nonstop1h 31mFrontier
Deal found 12/3$60
This CheapOair deal was found by Cheapflights users on 12/2. 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.
lun. 12/1512:41 pmLAX - PHX
Nonstop1h 31mFrontier
mar. 12/1610:05 amPHX - LAX
Nonstop1h 34mFrontier
Deal found 12/2$61
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
mar. 12/161:57 pmLAX - PHX
Nonstop1h 32mFrontier
vie. 12/197:45 amPHX - LAX
Nonstop1h 30mFrontier
Deal found 12/2$63
This Frontier deal was found by Cheapflights users on 12/2. 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.
lun. 12/292:22 pmLAX - PHX
Nonstop1h 32mFrontier
sáb. 1/311:26 pmPHX - LAX
Nonstop1h 36mFrontier
Deal found 12/2$64
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
sáb. 12/131:57 pmLAX - PHX
Nonstop1h 32mFrontier
mar. 12/1610:05 amPHX - LAX
Nonstop1h 34mFrontier
Deal found 12/3$65
This Super.com deal was found by Cheapflights users on 12/1. 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.
mié. 12/319:15 amLAX - PHX
Nonstop1h 26mFrontier
mié. 1/72:16 pmPHX - LAX
Nonstop1h 31mFrontier
Deal found 12/1$67
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
sáb. 12/131:57 pmLAX - PHX
Nonstop1h 32mFrontier
lun. 1/127:12 amPHX - LAX
Nonstop1h 30mFrontier
Deal found 12/3$68
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
dom. 12/1410:24 pmLAX - PHX
1 stop9h 24mFrontier
mar. 12/1610:05 amPHX - LAX
Nonstop1h 34mFrontier
Deal found 12/2$70
This CheapOair deal was found by Cheapflights users on 12/2. 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.
vie. 12/262:22 pmLAX - PHX
Nonstop1h 32mFrontier
vie. 1/308:00 amPHX - LAX
Nonstop1h 36mFrontier
Deal found 12/2$74
This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/185:59 pmLAX - AZA
2 stops22h 23mMultiple Airlines
lun. 12/227:10 amAZA - LAX
2 stops25h 08mMultiple Airlines
Deal found 12/2$485
This Mytrip deal was found by Cheapflights users on 12/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1811:59 pmLAX - AZA
1 stop17h 37mMultiple Airlines
dom. 12/2112:09 pmAZA - LAX
2 stops20h 09mMultiple Airlines
Deal found 12/1$526

Find flight deals from Riverside to Phoenix

Keep the following information in mind while searching for Riverside to Phoenix flight deals. Data was last updated diciembre 4, 2025.

Round-trip from

$59
(FlightHub)

One-way from

$37
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$119
From Riverside to Phoenix
Search Deals
One-way flight from Riverside to Phoenix
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Phoenix 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 diciembre 4, 2025.
Use the filters below to find and compare flights from Riverside to Phoenix that are best for you.

Fly from

Riverside

Fly to

Phoenix

Route

Depart

Return

Price

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

jue. 2/5

4:45 pm-7:12 pm

Nonstop1h 27m

Phoenix Sky Harbor Intl

sáb. 2/7

7:00 am-7:33 am

Nonstop1h 33m

$91

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

mié. 1/14

1:20 pm-3:59 pm

Nonstop1h 39m

Phoenix Sky Harbor Intl

mié. 1/21

9:00 am-9:40 am

Nonstop1h 40m

$91

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

jue. 1/8

4:45 pm-7:12 pm

Nonstop1h 27m

Phoenix Sky Harbor Intl

dom. 1/11

7:00 am-7:40 am

Nonstop1h 40m

$118

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

dom. 1/11

7:35 am-9:55 am

Nonstop1h 20m

Phoenix Sky Harbor Intl

dom. 1/11

7:50 pm-8:20 pm

Nonstop1h 30m

$181

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

mié. 1/7

1:25 pm-3:49 pm

Nonstop1h 24m

Phoenix Sky Harbor Intl

sáb. 1/10

7:15 am-7:49 am

Nonstop1h 34m

$182

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

sáb. 1/10

8:55 am-11:20 am

Nonstop1h 25m

Phoenix Sky Harbor Intl

dom. 1/11

2:25 pm-7:20 pm

2 stops5h 55m

$185

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

mié. 3/4

1:10 pm-7:55 pm

2 stops5h 45m

Phoenix Sky Harbor Intl

sáb. 3/7

8:00 pm-11:50 pm

1 stop4h 50m

$204

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

sáb. 1/17

11:35 am-6:30 pm

2 stops5h 55m

Phoenix Sky Harbor Intl

mar. 1/20

1:10 pm-5:05 pm

1 stop4h 55m

$205

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

jue. 5/14

7:00 pm-8:20 pm

Nonstop1h 20m

Phoenix Sky Harbor Intl

dom. 5/17

6:00 am-7:22 am

Nonstop1h 22m

$209

Los AngelesPhoenix

LAX - PHX

LAXPHX

Los Angeles

jue. 5/7

7:00 pm-8:20 pm

Nonstop1h 20m

Phoenix Sky Harbor Intl

dom. 5/10

1:40 pm-3:12 pm

Nonstop1h 32m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 42 results
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Best time to book a flight from Riverside to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix 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 Phoenix

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

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Phoenix. Price data was last updated on November 28, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Riverside to Phoenix. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Riverside to Phoenix (average of $28). Flying from Riverside to Phoenix in July is currently the most expensive (average of $82). 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 PHX?

Find hourly flight availability from Riverside to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 4, 2025.

A simple way to save on the total cost of your ticket is to fly from Riverside to Phoenix at noon. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Riverside to Phoenix. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Riverside to Phoenix

Explore weekly flight availability from Riverside to Phoenix. 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 diciembre 4, 2025.

The most flights from R1V to PH1 are scheduled on a Thursday (90 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (54 on average).

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated diciembre 4, 2025.
Read through reviews of airlines operating flights from Riverside to Phoenix, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.8
Fair
3,091 reviews
Southwest
8.0
Very good
4,250 reviews

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

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

  • How long is the flight from Riverside to Phoenix?

    United Airlines, Southwest, and Delta can get you from Riverside to Phoenix in just under 1h 20m. Your travel time will be generally consistent. The distance from Riverside to Phoenix is about 370 mi. All flights are typically nonstop.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $27. Users have also found prices from $49 and $52 on Southwest and Spirit Airlines, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Riverside to Phoenix consider choosing SAUDIA (100%), Envoy Air (100%) or LATAM Airlines (91%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Riverside to Phoenix?

    Looking for the cheapest flight from Riverside to Phoenix? While on average our users pay $600, our data indicates the cheapest price to be $41. The most popular route (Los Angeles - Phoenix Sky Harbor Intl), is priced around $54.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Riverside to Phoenix 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 Phoenix?

    Currently, April is the cheapest month in which you can book a flight from Riverside to Phoenix (average of $28). Flying from Riverside to Phoenix in July is currently the most expensive (average of $82). 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

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Top 9 airlines flying from Riverside to Phoenix

Discover the top 9 airlines that operate flights from Riverside to Phoenix. 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$136FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$73Average$149FlexibilityNo cancel feeOn-time65%
DeltaCheapest$78Average$197FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$97Average$249FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$106Average$106FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$107Average$284FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$108Average$279FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$118Average$374FlexibilityNo cancel feeOn-time75%
Southern / MokuleleCheapest$139Average$267FlexibilityNo cancel feeOn-timeN/A

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