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Cheap flights from Portland (PDX) to Riverside, CA from $43

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 7/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — LAX
May 6 — May 131
From?
To?
Mon 5/6
Mon 5/13
1 adult, Economy
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The best prices from Portland to Riverside are usually found in January or February, booked 79 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Portland to Riverside

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Riverside (R1V). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 1, 2024.

Popular in

March

Cheapest in

January

Round-trip from

$238

One-way from

$79
High demand for flights, 24% potential price rise
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Best time to find cheap flights, 18% potential price drop
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From Portland to Riverside
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One-way flight from Portland to Riverside
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How far in advance should I book a flight from Portland to Riverside?

Find a great deal and save up to 183% by booking at least 44 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portland to Riverside within the next two weeks, with the cheapest ticket starting at $377.

What is the cheapest month to fly from Portland to Riverside?

January is one of the best times of the year to fly to Riverside from Portland. Prices for January average $240 per person but you can even find prices for as low as $99. The most expensive prices can be found in the month of March. Opting for a January flight can save you 31% on your journey compared to booking in March

When is the cheapest time to fly from Portland to Riverside (PDX - R1V)?

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

Cheap Spirit Airlines flights from Portland to Riverside

Explore cheap flight options specifically provided by Spirit Airlines for the route between Portland and Riverside. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Check out some of the cheapest Spirit Airlines flights we've come across from Portland to Riverside. It's recommended that users confirm their flight details before booking.
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Mon 6/36:09 pmLAX - PDX
1 stop16h 56mSpirit Airlines
Deal found 4/29$84
Tue 8/209:35 amPDX - LAX
Nonstop2h 17mSpirit Airlines
Wed 8/286:00 amLAX - PDX
Nonstop2h 47mSpirit Airlines
Deal found 4/29$88
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 5/1$89
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Wed 6/53:40 pmLAX - PDX
1 stop6h 03mSpirit Airlines
Deal found 4/30$90
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/30$91
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Wed 6/53:40 pmLAX - PDX
1 stop6h 03mSpirit Airlines
Deal found 5/1$96
Sun 5/126:51 pmPDX - LAX
1 stop27h 01mSpirit Airlines
Wed 5/156:35 amLAX - PDX
1 stop4h 30mSpirit Airlines
Deal found 4/29$102
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Sat 6/16:35 amLAX - PDX
1 stop6h 45mSpirit Airlines
Deal found 4/30$103
Wed 5/85:20 amPDX - LAX
1 stop15h 27mSpirit Airlines
Tue 5/149:00 amLAX - PDX
1 stop26h 05mSpirit Airlines
Deal found 4/30$106

Cheap Frontier flights from Portland to Riverside

Explore cheap flight options specifically provided by Frontier for the route between Portland and Riverside. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Have a look at some of the cheapest available Frontier flights departing from Portland and landing in Riverside. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 5/1510:09 pmPDX - LAX
1 stop10h 24mFrontier
Wed 5/228:10 amLAX - PDX
1 stop22h 38mFrontier
Deal found 4/29$97
Wed 5/1510:09 pmPDX - LAX
1 stop10h 24mFrontier
Wed 5/229:23 amLAX - PDX
1 stop5h 56mFrontier
Deal found 4/30$98
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Sat 5/119:30 pmLAX - PDX
1 stop11h 45mFrontier
Deal found 5/1$99
Sat 6/810:43 pmPDX - LAX
1 stop9h 57mFrontier
Wed 6/128:15 amLAX - PDX
1 stop6h 55mFrontier
Deal found 4/30$100
Tue 6/115:41 pmPDX - LAX
2 stops14h 59mFrontier
Sat 6/155:00 pmLAX - PDX
1 stop5h 07mFrontier
Deal found 4/30$101
Sat 6/14:00 pmPDX - LAX
2 stops15h 19mFrontier
Wed 6/58:15 amLAX - PDX
1 stop6h 55mFrontier
Deal found 4/30$104
Wed 5/228:20 pmPDX - LAX
2 stops10h 59mFrontier
Sat 6/19:23 amLAX - PDX
1 stop5h 47mFrontier
Deal found 4/29$105
Mon 5/1310:10 amPDX - LAX
1 stop21h 11mFrontier
Wed 5/158:11 amLAX - PDX
1 stop22h 37mFrontier
Deal found 4/30$107
Tue 5/710:10 pmPDX - LAX
1 stop10h 30mFrontier
Wed 5/158:11 amLAX - PDX
1 stop22h 37mFrontier
Deal found 4/30$109

Cheap Portland to Riverside flights in May & June 2024

Find cheap flight options from Portland to Riverside specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 1, 2024.
The lowest fares we've come across on flights traveling from Portland to Riverside in May and June 2024. Check back soon for alternative fares.
Wed 5/2912:00 pmPDX - LAX
1 stop9h 52mSpirit Airlines
Wed 6/58:15 amLAX - PDX
1 stop3h 49mSpirit Airlines
Deal found 5/1$79
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Mon 6/36:09 pmLAX - PDX
1 stop16h 56mSpirit Airlines
Deal found 4/29$84
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Wed 6/53:40 pmLAX - PDX
1 stop6h 03mSpirit Airlines
Deal found 4/30$90
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mMultiple Airlines
Sat 6/19:23 amLAX - PDX
1 stop5h 47mMultiple Airlines
Deal found 4/29$92
Tue 5/2111:57 amPDX - LAX
1 stop19h 22mMultiple Airlines
Wed 5/296:35 amLAX - PDX
1 stop4h 30mMultiple Airlines
Deal found 4/30$94
Wed 5/2912:00 pmPDX - LAX
1 stop9h 52mSpirit Airlines
Wed 6/56:20 amLAX - PDX
2 stops16h 32mSpirit Airlines
Deal found 5/1$95
Wed 5/1510:09 pmPDX - LAX
1 stop10h 24mFrontier
Wed 5/228:10 amLAX - PDX
1 stop22h 38mFrontier
Deal found 4/29$97
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Wed 5/158:11 amLAX - PDX
1 stop22h 37mFrontier
Deal found 4/30$98
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Sat 5/119:30 pmLAX - PDX
1 stop11h 45mFrontier
Deal found 5/1$99

Portland to Riverside 2024 flight deals

Discover exclusive flight deals for travel between Portland and Riverside in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
The lowest fares we've come across on flights traveling from Portland to Riverside in May and June 2024. Check back soon for alternative fares.
Wed 5/2912:00 pmPDX - LAX
1 stop9h 52mSpirit Airlines
Wed 6/58:15 amLAX - PDX
1 stop3h 49mSpirit Airlines
Deal found 5/1$79
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Mon 6/36:09 pmLAX - PDX
1 stop16h 56mSpirit Airlines
Deal found 4/29$84
Tue 8/209:35 amPDX - LAX
Nonstop2h 17mSpirit Airlines
Wed 8/286:00 amLAX - PDX
Nonstop2h 47mSpirit Airlines
Deal found 4/29$88
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 5/1$89
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mSpirit Airlines
Wed 6/53:40 pmLAX - PDX
1 stop6h 03mSpirit Airlines
Deal found 4/30$90
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/30$91
Wed 5/2912:00 pmPDX - LAX
1 stop10h 52mMultiple Airlines
Sat 6/19:23 amLAX - PDX
1 stop5h 47mMultiple Airlines
Deal found 4/29$92
Tue 5/2111:57 amPDX - LAX
1 stop19h 22mMultiple Airlines
Wed 5/296:35 amLAX - PDX
1 stop4h 30mMultiple Airlines
Deal found 4/30$94
Wed 5/2912:00 pmPDX - LAX
1 stop9h 52mSpirit Airlines
Wed 6/56:20 amLAX - PDX
2 stops16h 32mSpirit Airlines
Deal found 5/1$95

Non-stop flights to Riverside from Portland

Discover non-stop flight options from Portland to Riverside. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
For a shorter flight, select one of these non-stop flights from Portland to Riverside. If you're looking for other options for flights from Portland to Riverside, make sure to update the search form at the top of page.
Tue 8/209:35 amPDX - LAX
Nonstop2h 17mSpirit Airlines
Wed 8/286:00 amLAX - PDX
Nonstop2h 47mSpirit Airlines
Deal found 4/29$88
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 5/1$89
Wed 7/179:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 5/1$90
Tue 7/169:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/236:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/30$91
Wed 7/109:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Wed 7/176:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/30$128
Tue 7/239:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Tue 7/306:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/29$129
Tue 7/309:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Wed 7/316:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 5/1$131
Tue 7/239:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Wed 7/246:00 amLAX - PDX
Nonstop2h 23mSpirit Airlines
Deal found 4/30$138
Tue 8/209:35 amPDX - LAX
Nonstop2h 17mMultiple Airlines
Sat 8/246:00 amLAX - PDX
Nonstop2h 28mMultiple Airlines
Deal found 5/1$144

Portland to Riverside flights leaving soon

Find last-minute flight options from Portland to Riverside for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Consider one of these great deals we found on last-minute flights from Portland to Riverside. Users should be sure to double check the price, date, and time of their last-minute flight.
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Wed 5/158:11 amLAX - PDX
1 stop22h 37mFrontier
Deal found 4/30$98
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Sat 5/119:30 pmLAX - PDX
1 stop11h 45mFrontier
Deal found 5/1$99
Wed 5/85:20 amPDX - LAX
1 stop15h 27mSpirit Airlines
Tue 5/149:00 amLAX - PDX
1 stop26h 05mSpirit Airlines
Deal found 4/30$106
Tue 5/710:10 pmPDX - LAX
1 stop10h 30mFrontier
Wed 5/158:11 amLAX - PDX
1 stop22h 37mFrontier
Deal found 4/30$109
Wed 5/810:09 pmPDX - LAX
1 stop10h 31mFrontier
Fri 5/109:30 pmLAX - PDX
1 stop11h 50mFrontier
Deal found 4/30$115
Tue 5/710:10 pmPDX - LAX
1 stop10h 30mMultiple Airlines
Tue 5/1410:43 pmLAX - PDX
1 stop12h 22mMultiple Airlines
Deal found 4/30$116
Tue 5/710:10 pmPDX - LAX
1 stop10h 30mFrontier
Thu 5/169:23 amLAX - PDX
1 stop6h 05mFrontier
Deal found 4/30$118
Fri 5/101:26 pmPDX - LAX
1 stop26h 39mFrontier
Tue 5/149:30 amLAX - PDX
1 stop27h 01mFrontier
Deal found 4/29$120
Tue 5/71:31 pmPDX - LAX
1 stop26h 34mFrontier
Thu 5/99:30 amLAX - PDX
1 stop26h 56mFrontier
Deal found 4/29$122

One-way flights to Riverside from Portland

Search for one-way flight options from Portland to Riverside. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the one-way flights we've detected from Portland to Riverside. Users can also find round-trip Portland to Riverside flights by using the search form above.
Wed 7/179:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Deal found 4/30$43
Wed 6/512:54 pmPDX - LAX
1 stop4h 06mSpirit Airlines
Deal found 4/30$44
Wed 7/109:25 amPDX - LAX
Nonstop2h 33mSpirit Airlines
Deal found 5/1$45
Tue 5/143:57 pmPDX - LAX
1 stop4h 50mSpirit Airlines
Deal found 4/30$51
Wed 5/2912:00 pmPDX - LAX
1 stop7h 21mSpirit Airlines
Deal found 4/30$53
Tue 5/710:10 pmPDX - LAX
1 stop10h 30mFrontier
Deal found 4/30$56
Tue 5/71:31 pmPDX - LAX
1 stop26h 34mFrontier
Deal found 5/1$57
Wed 5/85:20 amPDX - LAX
1 stop15h 27mSpirit Airlines
Deal found 4/29$59
Tue 5/71:31 pmPDX - LAX
1 stop26h 34mFrontier
Deal found 4/30$60

Find flights from Portland to Riverside within your budget

Customize your flight search to find flights from Portland 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 2,899,487 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$84 - $177

Route

Depart

Return

Price

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Wed 5/29

1 stop10h 52m

Los Angeles

Mon 6/3

1 stop16h 56m

$84

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Tue 8/20

Nonstop2h 17m

Los Angeles

Wed 8/28

Nonstop2h 47m

$88

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Tue 7/16

Nonstop2h 33m

Los Angeles

Tue 7/23

Nonstop2h 23m

$89

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Wed 5/29

1 stop10h 52m

Los Angeles

Sat 6/1

1 stop5h 47m

$92

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Tue 5/21

1 stop19h 22m

Los Angeles

Wed 5/29

1 stop4h 30m

$94

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Wed 5/15

1 stop10h 24m

Los Angeles

Wed 5/22

1 stop22h 38m

$97

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Wed 5/15

1 stop10h 24m

Los Angeles

Wed 5/22

1 stop5h 56m

$98

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Tue 5/21

Nonstop2h 27m

Los Angeles

Wed 5/29

Nonstop2h 26m

$157

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Sat 6/1

Nonstop2h 30m

Los Angeles

Thu 6/6

Nonstop2h 27m

$177

Flights are sorted by cheapest first

Deals found on 4/29

When is the best time to book a flight from Portland to Riverside?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Riverside. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from Portland to Riverside, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from Portland to Riverside?

Use this chart to determine the cheapest time to fly round-trip from Portland to Riverside. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Riverside flight should consider departing on Wednesday 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.
Search Deals

Average price of flights to Riverside by month

Plan your trip from Portland to Riverside by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Riverside is currently $52 while a round-trip flight costs $108. Price data was last updated on April 28, 2024.

Currently, September is the cheapest month in which you can book a flight from Portland to Riverside (average of $238). Flying from Portland to Riverside in July is currently the most expensive (average of $325). 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.

January

$241

February

$258

March

$297

April

$287

May

$283

June

$321

July

$325

August

$266

September

$238

October

$244

November

$264

December

$246

Temperature and rainfall in Riverside by month

Plan your trip to Riverside by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

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 May 1, 2024.
Peruse reviews from past customers who have flown with Spirit Airlines, Frontier and Delta from Portland to Riverside to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Alaska Airlines
8.1
Very good
9,115 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Delta
8.1
Very good
10,874 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

United Airlines
7.4
Good
11,159 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

American Airlines
7.3
Good
14,788 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Spirit Airlines
6.4
Okay
8,741 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Entertainment

7.3

Overall

8.1

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Related info for your journey

Find useful and relevant information for your journey from Portland to Riverside. 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 from for flights from Portland to Riverside?

    If you book a flight to Riverside from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 43 flights from Portland to Riverside per day from 8 different airlines.

  • Can I find flights from Portland to Riverside for under $100 on Cheapflights?

    Yes, there are multiple flights from Portland to Riverside for under $100. The cheapest flight booked recently is on Spirit Airlines for just $84, but on average you can expect to pay $97.

  • Are there nonstop flights from Portland to Riverside for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Portland to Riverside under $100. A good price for a nonstop flight from Portland to Riverside is less than $143.

  • Are there last-minute flights available from Portland to Riverside for under $100?

    There are currently 20+ open flights from Portland to Riverside within the next 7 days for less than $100.

  • What days are nonstop flights available from Portland to Riverside?

    Nonstop flights can be found on the following days: Sunday, Monday, Wednesday, Thursday, Friday, Saturday.

  • How popular is this Portland to Riverside flight route?

    Flights from Portland to Riverside have been viewed 193 times in the past calendar month.

  • How many flights depart from Portland to Riverside on average per day?

    Travelers can expect 71 flights from Portland to Riverside on average per day.
    Early Morning (Midnight to 6am) - 6% of flight departures
    Morning (6am - Noon) - 32% of flight departures
    Afternoon (Noon - 6pm) - 46% of flight departures
    Evening (6pm - Midnight) - 15% of flight departures

  • How long is the flight from Portland to Riverside?

    There are many flights that can get you from Portland to Riverside in 10h 24m. Fly via Spirit Airlines or Frontier to get the fastest option. There are 839 mi between Portland and Riverside. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $43. Users have also found prices from $56 and $79 on Frontier and Alaska Airlines, respectively.

  • What are the most popular airlines that fly from Portland to Riverside?

    Undisclosed Carrier, Endeavor Airlines and American Airlines are the most popular airlines when flying from Portland to Riverside.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland to Riverside on time: Condor (100%), EL AL (99%), China Eastern (98%).

  • What are the cheapest flights from Portland to Riverside?

    While on average a flight from Portland to Riverside is generally $868, our data shows the cheapest flight currently is $78. When looking at the most popular route, (Portland - Los Angeles), you can expect to pay $88 for that flight.

  • What does PDX to LAX mean?

    Portland Airport is PDX and Los Angeles Airport is LAX. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Santa Ana J. Wayne/Orange Cnty Airport (SNA), Ontario Airport (ONT), Long Beach Municipal Airport (LGB), San Bernardino Int Airport (SBD), Victorville Southern California Logistics Airport (VCV) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Portland to Riverside that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Riverside flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Riverside with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Riverside flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Portland to Riverside that allow pets onboard?

    Many airlines flying from Portland to Riverside offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Riverside?

    Yes, you can often find last-minute deals on Portland to Riverside flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Riverside flight deals updated?

    The Portland to Riverside flight deals you see on this page were last updated on 5/1.

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Alternative routes for Portland to Riverside
See prices for flight routes from nearby airports that may be better suited for you.

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Top 7 airlines flying from Portland to Riverside

Discover the top 7 airlines that operate flights from Portland 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 2,899,487 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$128FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$72Average$166FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapest$82Average$266FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$123Average$325FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Endeavor AirlinesCheapest$159Average$198FlexibilityNo cancel feeOn-timeN/A
Search Endeavor Airlines flights
American AirlinesCheapest$162Average$403FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$172Average$392FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Portland to Riverside by cabin class

Find flights from Portland to Riverside, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Hourly flight availability from Portland to Riverside

Find hourly flight availability from Portland 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 May 1, 2024.
32%of flight departuresEarly morningMidnight to 6 am
45%of flight departuresMorning6 am to noon
15%of flight departuresAfternoonNoon to 6 pm
8%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Portland to Riverside

Explore weekly flight availability from Portland 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 May 1, 2024.
Sunday38daily flights
Monday58daily flights
Tuesday31daily flights
Wednesday39daily flights
Thursday40daily flights
Friday62daily flights
Saturday33daily flights

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Fly with Cheapflights

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How does Cheapflights help users find flights from Portland to Riverside?

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Why should you use Cheapflights to find cheap flight tickets from Portland to Riverside?

Cheapflights simply makes it quick and affordable to book flights from Portland to Riverside by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Portland to Riverside with no change fees?

Yes! Cheapflights helps users easily find flights from Portland to Riverside with no change fees.

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Of course! You can now track prices for flights from Portland to Riverside and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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