$107+ Cheap flights from Riverside, CA to Portland (PDX)
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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PDX
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Riverside to Portland 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 Riverside to Portland are usually found in January or September, booked 84 days in advance, depart on a Saturday or Thursday and return on a Friday
Cheap flight deals from Riverside to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Riverside to PortlandExplore the most affordable flight options available from Riverside to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Riverside to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Super.com deal was found by Cheapflights users on 6/4. 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.
Mon 8/39:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Thu 8/65:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/4![Frontier logo]()
$186
This Super.com deal was found by Cheapflights users on 6/7. 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 8/79:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Sun 8/95:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$187
This Expedia deal was found by Cheapflights users on 6/6. 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.
Thu 8/209:18 am
LAX
- PDX
Nonstop2h 23m
Multiple Airlines
Tue 8/257:09 am
PDX
- LAX
1 stop7h 28m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$188
This Expedia deal was found by Cheapflights users on 6/6. 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.
Sat 8/19:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Fri 8/75:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/6![Frontier logo]()
$189
This Super.com deal was found by Cheapflights users on 6/8. 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.
Sat 9/59:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Mon 9/75:42 pm
PDX
- LAX
Nonstop2h 29m
Frontier
Deal found 6/8![Frontier logo]()
$191
This Super.com deal was found by Cheapflights users on 6/7. 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.
Sat 7/259:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Sat 7/255:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$192
This deal was found by Cheapflights users on 6/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Thu 7/305:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/4![Frontier logo]()
$193
This Southwest deal was found by Cheapflights users on 6/9. 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 8/136:05 am
LAX
- PDX
1 stop4h 10m
Southwest
Wed 8/1911:35 am
PDX
- LAX
1 stop6h 10m
Southwest
Deal found 6/9![Southwest logo]()
$194
This Orbitz deal was found by Cheapflights users on 6/8. 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.
Sat 8/89:15 am
LAX
- PDX
Nonstop2h 20m
Multiple Airlines
Wed 8/122:45 pm
PDX
- LAX
Nonstop2h 27m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$195
This Frontier deal was found by Cheapflights users on 6/5. 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 8/139:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Thu 8/2012:26 pm
PDX
- LAX
1 stop11h 45m
Frontier
Deal found 6/5![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 6/8. 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 7/259:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Mon 7/275:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/8![Frontier logo]()
$200
Best flights from Riverside to PortlandDiscover carefully curated flight deals from Riverside to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Riverside to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Southwest deal was found by Cheapflights users on 6/8. 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 7/86:35 pm
LAX
- PDX
1 stop3h 35m
Southwest
Wed 7/155:20 pm
PDX
- LAX
1 stop4h 45m
Southwest
Deal found 6/8![Southwest logo]()
$224
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 9/67:16 am
LAX
- PDX
1 stop6h 30m
Alaska Airlines
Wed 9/95:41 pm
PDX
- LAX
1 stop5h 56m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 6/5. 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 6/177:10 am
LAX
- PDX
Nonstop2h 24m
Delta
Sat 6/277:42 am
PDX
- LAX
Nonstop2h 33m
Delta
Deal found 6/5![Delta logo]()
$303
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:10 am
LAX
- PDX
2 stops8h 15m
Southwest
Sat 9/126:20 am
PDX
- LAX
2 stops7h 50m
Southwest
Deal found 6/9![Southwest logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:27 pm
LAX
- PDX
Nonstop2h 21m
Alaska Airlines
Fri 7/3110:45 am
PDX
- LAX
Nonstop2h 35m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 6/5. 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 6/303:40 pm
LAX
- PDX
1 stop6h 45m
Southwest
Wed 7/84:05 pm
PDX
- LAX
1 stop5h 05m
Southwest
Deal found 6/5![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 6/6. 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 7/67:35 pm
LAX
- PDX
1 stop5h 50m
Southwest
Wed 7/84:05 pm
PDX
- LAX
1 stop5h 05m
Southwest
Deal found 6/6![Southwest logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/157:00 am
LAX
- PDX
Nonstop2h 21m
Alaska Airlines
Mon 7/2010:42 am
PDX
- LAX
1 stop7h 24m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 6/8. 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 7/226:35 pm
LAX
- PDX
1 stop3h 35m
Southwest
Sun 7/265:30 am
PDX
- LAX
1 stop5h 50m
Southwest
Deal found 6/8![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 6/6. 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 8/611:20 am
LAX
- PDX
2 stops8h 00m
Southwest
Sat 8/151:10 pm
PDX
- LAX
1 stop5h 55m
Southwest
Deal found 6/6![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 6/6. 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 7/67:35 pm
LAX
- PDX
1 stop5h 50m
Southwest
Mon 7/135:10 am
PDX
- LAX
1 stop5h 30m
Southwest
Deal found 6/6![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/313:30 pm
LAX
- PDX
1 stop6h 35m
Southwest
Sun 8/27:30 pm
PDX
- LAX
1 stop4h 25m
Southwest
Deal found 6/9![Southwest logo]()
$308
Last-minute flights from Riverside to PortlandDiscover last-minute flight deals from Riverside to Portland. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Riverside to Portland. Data last updated June 9, 2026 and is based on user searches.
This deal was found by Cheapflights users on 6/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Thu 7/305:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/4![Frontier logo]()
$193
This Super.com deal was found by Cheapflights users on 6/7. 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.
Sat 7/49:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Sat 7/115:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$198
This Trip.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/169:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Wed 7/225:21 pm
PDX
- LAX
1 stop6h 50m
Frontier
Deal found 6/4![Frontier logo]()
$205
This Frontier deal was found by Cheapflights users on 6/7. 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 7/239:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Thu 8/65:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$194
This Super.com deal was found by Cheapflights users on 6/7. 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.
Sat 7/259:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Sat 7/255:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$192
This Expedia deal was found by Cheapflights users on 6/9. 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.
Sat 7/259:15 am
LAX
- PDX
Nonstop2h 20m
Multiple Airlines
Tue 7/285:37 pm
PDX
- LAX
Nonstop2h 32m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$195
This Super.com deal was found by Cheapflights users on 6/7. 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.
Sat 7/259:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Mon 7/275:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/7![Frontier logo]()
$199
This Super.com deal was found by Cheapflights users on 6/6. 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.
Sun 7/269:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Fri 7/315:36 pm
PDX
- LAX
Nonstop2h 28m
Frontier
Deal found 6/6![Frontier logo]()
$202
One-way flights from Riverside to PortlandSearch for one-way flight options from Riverside to Portland. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Riverside to Portland. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/291:56 pm
LAX
- PDX
1 stop27h 52m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$107
This Super.com deal was found by Cheapflights users on 6/7. 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.
Sun 7/199:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Deal found 6/7![Frontier logo]()
$108
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Deal found 6/8![Frontier logo]()
$109
This Southwest deal was found by Cheapflights users on 6/8. 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 7/86:35 pm
LAX
- PDX
1 stop3h 35m
Southwest
Deal found 6/8![Southwest logo]()
$110
This Super.com deal was found by Cheapflights users on 6/6. 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.
Sat 7/49:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Deal found 6/6![Frontier logo]()
$111
This Super.com deal was found by Cheapflights users on 6/7. 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.
Mon 6/299:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Deal found 6/7![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/151:56 pm
LAX
- PDX
1 stop27h 52m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$113
This Orbitz deal was found by Cheapflights users on 6/7. 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.
Thu 9/39:18 am
LAX
- PDX
Nonstop2h 23m
Frontier
Deal found 6/7![Frontier logo]()
$114
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:10 pm
LAX
- PDX
1 stop5h 39m
United Airlines
Deal found 6/7![United Airlines logo]()
$115
This Super.com deal was found by Cheapflights users on 6/7. 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.
Mon 7/69:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Deal found 6/7![Frontier logo]()
$117
This Super.com deal was found by Cheapflights users on 6/4. 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.
Thu 7/239:15 am
LAX
- PDX
Nonstop2h 20m
Frontier
Deal found 6/4![Frontier logo]()
$118
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 8/2612:45 pm
LAX
- PDX
1 stop7h 05m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$119
Find flight deals from Riverside to Portland
Keep the following information in mind while searching for Riverside to Portland flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $186 (Super.com) |
One-way from | $107 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $267 |
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside to Portland 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 June 9, 2026.
Use the filters below to find and compare flights from Riverside to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Wed 7/8
6:35 pm-10:10 pm
1 stop3h 35m
Portland
Wed 7/15
5:20 pm-10:05 pm
1 stop4h 45m
$224
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Sun 9/6
7:16 am-1:46 pm
1 stop6h 30m
Portland
Wed 9/9
5:41 pm-11:37 pm
1 stop5h 56m
$247
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Sat 9/5
10:10 am-6:25 pm
2 stops8h 15m
Portland
Sat 9/12
6:20 am-2:10 pm
2 stops7h 50m
$252
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Tue 6/30
3:40 pm-10:25 pm
1 stop6h 45m
Portland
Wed 7/8
4:05 pm-9:10 pm
1 stop5h 05m
$257
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Mon 7/6
7:35 pm-1:25 am
1 stop5h 50m
Portland
Wed 7/8
4:05 pm-9:10 pm
1 stop5h 05m
$259
Quickest round-trip
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Fri 7/24
6:27 pm-8:48 pm
Nonstop2h 21m
Portland
Fri 7/31
10:45 am-1:20 pm
Nonstop2h 35m
$269
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Wed 7/22
6:35 pm-10:10 pm
1 stop3h 35m
Portland
Sun 7/26
5:30 am-11:20 am
1 stop5h 50m
$283
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Thu 8/6
11:20 am-7:20 pm
2 stops8h 00m
Portland
Sat 8/15
1:10 pm-7:05 pm
1 stop5h 55m
$293
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Mon 7/6
7:35 pm-1:25 am
1 stop5h 50m
Portland
Mon 7/13
5:10 am-10:40 am
1 stop5h 30m
$299
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Wed 6/17
7:10 am-9:34 am
Nonstop2h 24m
Portland
Sat 6/27
7:42 am-10:15 am
Nonstop2h 33m
$303
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Riverside to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Riverside with our price prediction graph.
LAX-PDX
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 Portland
R1V-PDX
LAX-PDX
What is the cheapest time of day to fly from R1V to PDX?
Find hourly flight availability from Riverside to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 9, 2026.
One of the essential ways to save on airfare from Riverside to Portland is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 35% on airfare.
Weekly flight availability from Riverside to Portland
Explore weekly flight availability from Riverside to Portland. 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 June 9, 2026.
The most flights from R1V to PDX are scheduled on a Tuesday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).
How much does it cost to fly round-trip from Riverside to Portland?
What is the cheapest day to fly from Riverside to Portland?
Use this chart to determine the cheapest time to fly round-trip from Riverside to Portland. Price data was last updated on May 30, 2026.
Travelers seeking maximum savings on their Riverside to Portland flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated June 9, 2026.
Read through reviews of airlines operating flights from Riverside to Portland, such as Alaska Airlines,Delta, andHawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Entertainment
7.0
Food
7.0
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Riverside to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
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Riverside and Portland flights
Browse other Riverside and Portland flight options. Last updated on June 9, 2026.
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Riverside to Portland flights
Consider these flights traveling from Riverside to Portland.
Top 8 airlines flying from Riverside to Portland
Discover the top 8 airlines that operate flights from Riverside to Portland. 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$167 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$78 | Average$274 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$86 | Average$256 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$138 | Average$272 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$139 | Average$294 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$166 | Average$265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$168 | Average$411 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$176 | Average$276 | FlexibilityNo cancel fee | On-time62% |