$68+ Cheap flights from Seattle (SEA) to Riverside, CA
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Riverside with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Riverside are usually found in March or May, booked 65 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from Seattle to Riverside
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to RiversideExplore the most affordable flight options available from Seattle to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Seattle to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:09 pm -
Nonstop2h 50m
Wed 12/26:00 am -
1 stop9h 40m
Deal found 9/17![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:09 pm -
Nonstop2h 50m
Wed 11/186:15 am -
1 stop8h 57m
Deal found 9/16![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:09 pm -
Nonstop2h 50m
Thu 11/53:41 pm -
Nonstop3h 13m
Deal found 9/16![Frontier logo]()
$125
This Orbitz deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:09 pm -
Nonstop2h 50m
Mon 11/23:41 pm -
Nonstop3h 13m
Deal found 9/16![Frontier logo]()
$127
This deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:15 pm -
Nonstop2h 49m
Tue 10/63:35 pm -
Nonstop3h 01m
Deal found 9/21![Frontier logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:13 pm -
1 stop12h 06m
Tue 11/33:41 pm -
Nonstop3h 13m
Deal found 9/21![Frontier logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 pm -
Nonstop2h 46m
Sat 10/316:15 am -
1 stop8h 57m
Deal found 9/17![Frontier logo]()
$133
This Booking.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:00 pm -
Nonstop2h 46m
Sat 10/246:05 am -
1 stop9h 07m
Deal found 9/17![Frontier logo]()
$135
This Cheapflightsfares deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:13 pm -
1 stop10h 35m
Mon 11/23:41 pm -
Nonstop3h 13m
Deal found 9/21![Frontier logo]()
$137
This Expedia deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:09 pm -
Nonstop2h 50m
Tue 11/32:03 pm -
1 stop25h 09m
Deal found 9/16![Frontier logo]()
$138
Best flights from Seattle to RiversideDiscover carefully curated flight deals from Seattle to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Seattle to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:20 pm -
Nonstop2h 45m
Mon 11/94:30 pm -
Nonstop3h 07m
Deal found 9/16![United Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:08 pm -
Nonstop2h 46m
Sat 10/316:02 am -
Nonstop2h 54m
Deal found 9/20![Alaska Airlines logo]()
$247
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:50 am -
1 stop7h 25m
Mon 10/196:10 pm -
1 stop4h 25m
Deal found 9/17![Southwest logo]()
$268
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:35 pm -
Nonstop3h 06m
Tue 10/278:15 am -
Nonstop2h 59m
Deal found 9/16![United Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:36 pm -
1 stop4h 36m
Wed 12/168:20 am -
1 stop4h 39m
Deal found 9/20![Alaska Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:15 am -
Nonstop2h 45m
Wed 12/168:31 am -
Nonstop3h 13m
Deal found 9/20![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:43 pm -
Nonstop2h 49m
Sun 10/258:27 am -
Nonstop2h 59m
Deal found 9/19![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:35 pm -
1 stop5h 29m
Thu 12/248:47 pm -
Nonstop3h 11m
Deal found 9/16![United Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:11 am -
1 stop4h 50m
Mon 10/266:40 pm -
1 stop4h 38m
Deal found 9/19![United Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:40 am -
1 stop4h 55m
Sun 12/134:10 pm -
1 stop7h 34m
Deal found 9/20![United Airlines logo]()
$267
Last-minute flights from Seattle to RiversideDiscover last-minute flight deals from Seattle to Riverside. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Riverside. Data last updated September 21, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:15 pm -
Nonstop2h 49m
Tue 10/63:35 pm -
Nonstop3h 01m
Deal found 9/21![Frontier logo]()
$131
This Mytrip deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/178:00 pm -
Nonstop2h 46m
Sat 10/246:05 am -
1 stop9h 07m
Deal found 9/17![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:00 pm -
Nonstop2h 46m
Fri 10/303:41 pm -
Nonstop3h 13m
Deal found 9/18![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:00 pm -
Nonstop2h 46m
Thu 10/299:57 pm -
1 stop11h 48m
Deal found 9/18![Frontier logo]()
$141
This Booking.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 pm -
Nonstop2h 46m
Tue 10/2710:05 am -
1 stop24h 54m
Deal found 9/20![Frontier logo]()
$139
This Priceline deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 pm -
Nonstop2h 46m
Mon 10/263:35 pm -
Nonstop3h 10m
Deal found 9/20![Frontier logo]()
$140
This Cheapflightsfares deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 pm -
Nonstop2h 46m
Sat 10/316:15 am -
1 stop8h 57m
Deal found 9/17![Frontier logo]()
$133
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:09 pm -
Nonstop2h 50m
Mon 11/23:41 pm -
Nonstop3h 13m
Deal found 9/16![Frontier logo]()
$138
This Orbitz deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:09 pm -
Nonstop2h 50m
Mon 11/23:41 pm -
Nonstop3h 13m
Deal found 9/16![Frontier logo]()
$127
One-way flights from Seattle to RiversideSearch for one-way flight options from Seattle to Riverside. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Seattle to Riverside. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Super.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:09 pm -
Nonstop2h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$68
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:09 pm -
Nonstop2h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$69
This CheapOair deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:00 pm -
Nonstop2h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:00 pm -
Nonstop2h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:09 pm -
Nonstop2h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:09 pm -
Nonstop2h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:09 pm -
Nonstop2h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:00 pm -
Nonstop2h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:00 pm -
Nonstop2h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$81
This CheapOair deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:27 pm -
1 stop8h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:27 pm -
1 stop7h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$84
Find flight deals from Seattle to Riverside
Keep the following information in mind while searching for Seattle to Riverside flight deals. Data was last updated September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $123 (Cheapflightsfares) |
One-way from | $68 (Super.com) |
Popular in | July |
Cheapest in | March |
Average price | $272 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Riverside that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from Seattle to Riverside that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 10/17
11:40 am-4:15 pm
1 stop4h 35m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$123
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Tue 12/15
8:05 am-12:25 pm
1 stop4h 20m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$123
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Wed 10/14
12:05 pm-7:50 pm
2 stops7h 45m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Wed 12/16
11:50 am-6:12 pm
1 stop6h 22m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$132
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Tue 12/15
3:53 pm-10:32 pm
1 stop6h 39m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$132
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Thu 12/17
9:13 am-3:55 pm
1 stop6h 42m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$142
Quickest round-trip
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 10/17
12:16 pm-3:22 pm
Nonstop3h 06m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$154
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Tue 10/13
8:45 am-5:00 pm
2 stops8h 15m
Los Angeles Los Angeles
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$193
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Sat 11/7
12:20 pm-3:05 pm
Nonstop2h 45m
Los Angeles Los Angeles
Mon 11/9
4:30 pm-7:37 pm
Nonstop3h 07m
$247
SeattleLos Angeles
SEA Seattle/Tacoma Intl - LAX Los Angeles Los Angeles
SEALAX
Seattle/Tacoma Intl
Tue 10/27
7:08 pm-9:54 pm
Nonstop2h 46m
Los Angeles Los Angeles
Sat 10/31
6:02 am-8:56 am
Nonstop2h 54m
$247
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Seattle to Riverside
Have a flexible travel schedule? Discover the best time to fly to Riverside from Seattle with our price prediction graph.
SEA-LAX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Riverside
SEA-R1V
SEA-LAX
What is the cheapest time of day to fly from SEA to R1V?
Find hourly flight availability from Seattle 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 September 21, 2026.
It’s typically best to fly out from Seattle to Riverside in the morning. Doing so could potentially save you 10% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Seattle to Riverside
Explore weekly flight availability from Seattle 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 September 21, 2026.
The most flights from SEA to R1V are scheduled on a Saturday (108 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (49 on average).
How much does it cost to fly round-trip from Seattle to Riverside?
Airfare is below average for this route at the moment.
Seattle to Riverside flights typically cost between $179 and $348 in November.The cheapest round-trip price found within the last 5 days was $123 on Frontier (Nov 4-Dec 2).
What is the cheapest day to fly from Seattle to Riverside?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Riverside. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Seattle to Riverside flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Riverside
Get insights into the airlines that provide service to Riverside. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Riverside. Reviews last updated September 21, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Seattle to Riverside by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.5
Entertainment
7.0
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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Seattle and Riverside flights
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Top 8 airlines flying from Seattle to Riverside
Discover the top 8 airlines that operate flights from Seattle to Riverside. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$37 | Average$212 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$358 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$108 | Average$295 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$130 | Average$290 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$136 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$301 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$148 | Average$297 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$366 | FlexibilityNo cancel fee | On-time71% |