$342+ Cheap flights from Riverside, CA to Osaka (OSA)
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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OSA
Jan 14 — Jan 211
1 adult, Economy
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Find cheap flights from Riverside to Osaka 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 Osaka are usually found in February or January, booked 20 days in advance, depart on a Tuesday or Monday and return on a Saturday
Cheap flight deals from Riverside to Osaka
Cheapest flights from Riverside to OsakaExplore the most affordable flight options available from Riverside to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.
Explore the most affordable flight options available from Riverside to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.
This Ovago deal was found by Cheapflights users on 12/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amLAX - KIX
1 stop17h 40mANA
Sun 1/119:10 pmKIX - LAX
1 stop32h 30mANA
Deal found 12/14![ANA logo]()
$962
This CrystalTravel deal was found by Cheapflights users on 12/13. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:30 pmLAX - KIX
1 stop28h 25mAsiana Airlines
Sun 12/219:00 amKIX - LAX
1 stop14h 50mAsiana Airlines
Deal found 12/13![Asiana Airlines logo]()
$1,068
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Fri 12/269:50 amLAX - KIX
1 stop38h 00mMultiple Airlines
Sun 1/119:10 pmKIX - LAX
2 stops55h 17mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 12/13. 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.
Fri 12/2611:30 amLAX - KIX
1 stop30h 30mChina Eastern
Fri 1/169:20 amKIX - LAX
1 stop16h 45mChina Eastern
Deal found 12/13![China Eastern logo]()
$1,121
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 12/175:07 pmLAX - KIX
2 stops34h 48mMultiple Airlines
Tue 12/2310:50 amKIX - LAX
1 stop13h 35mMultiple Airlines
Deal found 12/13![Multiple Airlines logo]()
$1,146
This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:59 pmLAX - ITM
1 stop27h 21mJapan Airlines
Sun 1/118:10 pmITM - LAX
1 stop26h 50mJapan Airlines
Deal found 12/15![Japan Airlines logo]()
$1,166
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Mon 12/2910:50 pmLAX - KIX
1 stop24h 50mUnited Airlines
Thu 1/86:35 pmKIX - LAX
1 stop16h 18mUnited Airlines
Deal found 12/13![United Airlines logo]()
$1,185
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:21 amLAX - KIX
1 stop16h 19mANA
Sun 1/119:10 pmKIX - LAX
1 stop32h 30mANA
Deal found 12/14![ANA logo]()
$1,218
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Mon 12/2910:50 pmLAX - KIX
1 stop24h 50mUnited Airlines
Sun 1/118:20 amKIX - LAX
1 stop21h 20mUnited Airlines
Deal found 12/13![United Airlines logo]()
$1,221
This Mytrip deal was found by Cheapflights users on 12/15. 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.
Fri 12/269:10 amLAX - KIX
1 stop18h 45mAsiana Airlines
Sun 1/119:00 amKIX - LAX
1 stop14h 50mAsiana Airlines
Deal found 12/15![Asiana Airlines logo]()
$1,227
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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.
Fri 12/267:21 amLAX - KIX
1 stop16h 19mANA
Fri 1/167:05 amKIX - LAX
2 stops27h 47mANA
Deal found 12/13![ANA logo]()
$1,253
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Tue 12/303:45 pmLAX - ITM
1 stop22h 45mANA
Sun 1/113:00 pmITM - LAX
1 stop14h 40mANA
Deal found 12/14![ANA logo]()
$1,316
Find flight deals from Riverside to Osaka
Keep the following information in mind while searching for Riverside to Osaka flight deals. Data was last updated December 15, 2025.
Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $568 (eDestinos) |
One-way from | $342 (FlightHub) |
Popular in | June |
Cheapest in | February |
Average price | $905 |
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside to Osaka 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 December 15, 2025.
Use the filters below to find and compare flights from Riverside to Osaka that are best for you.
Fly from
Riverside
Fly to
Osaka
Route
Depart
Return
Price
Los AngelesKobe
LAX - UKB
LAXUKB
Los Angeles
Tue 1/27
10:50 pm-5:40 pm
1 stop25h 50m
Kobe
Tue 2/3
6:40 pm-8:30 am
1 stop30h 50m
$606
Los AngelesKobe
LAX - UKB
LAXUKB
Los Angeles
Mon 2/16
11:30 am-9:45 pm
1 stop17h 15m
Kobe
Thu 2/26
9:15 pm-5:50 pm
1 stop13h 35m
$623
Los AngelesOsaka
LAX - ITM
LAXITM
Los Angeles
Mon 1/12
3:45 pm-7:30 am
1 stop22h 45m
Osaka Itami
Thu 1/22
6:00 pm-5:50 pm
1 stop16h 50m
$627
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Mon 2/16
10:35 pm-4:40 pm
1 stop25h 05m
Osaka Kansai Intl
Wed 2/25
8:20 am-2:05 pm
1 stop22h 45m
$631
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Mon 2/9
11:30 am-7:25 pm
1 stop14h 55m
Osaka Kansai Intl
Thu 2/26
8:20 am-2:05 pm
1 stop22h 45m
$633
Los AngelesOsaka
LAX - ITM
LAXITM
Los Angeles
Sun 2/1
7:25 am-6:10 pm
2 stops17h 45m
Osaka Itami
Tue 2/10
1:00 pm-2:05 pm
1 stop18h 05m
$635
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Sun 2/15
9:00 am-10:05 am
2 stops32h 05m
Osaka Kansai Intl
Mon 2/23
8:20 am-5:50 pm
1 stop26h 30m
$636
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Sat 1/17
8:15 am-4:40 pm
2 stops39h 25m
Osaka Kansai Intl
Wed 1/28
8:20 am-5:50 pm
1 stop26h 30m
$636
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Mon 2/9
7:25 am-7:25 pm
2 stops19h 00m
Osaka Kansai Intl
Fri 2/27
8:20 am-12:40 pm
1 stop21h 20m
$638
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Sun 1/11
9:40 pm-7:25 pm
2 stops28h 45m
Osaka Kansai Intl
Tue 1/20
8:20 am-5:50 pm
1 stop26h 30m
$638
Showing 1-10 of 56 results
Best time to book a flight from Riverside to Osaka
Have a flexible travel schedule? Discover the best time to fly to Osaka 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 Osaka
How far ahead should I book a flight from Riverside to Osaka?
Use this chart to determine the optimal time to book a round-trip flight from Riverside to Osaka. Price data was last updated on December 12, 2025.
The best time to book flights from Riverside to Osaka is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Riverside to Osaka?
Currently, January is the cheapest month in which you can book a flight from Riverside to Osaka (average of $522). Flying from Riverside to Osaka in July is currently the most expensive (average of $777). 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 OSA?
Find hourly flight availability from Riverside to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.
One of the essential ways to save on airfare from Riverside to Osaka is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 41% on airfare.
What is the cheapest day to fly from Riverside to Osaka?
Use this chart to determine the cheapest time to fly round-trip from Riverside to Osaka. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Riverside to Osaka flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Riverside to Osaka
Explore weekly flight availability from Riverside to Osaka. 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 December 15, 2025.
The most flights from R1V to OSA are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).
Reviews of airlines servicing Osaka
Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated December 15, 2025.
Read reviews from past customers who have flown ANA, Japan Airlines, and Asiana Airlines from Riverside to Osaka. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Crew
8.7
Boarding
8.6
Overall
8.4
Entertainment
7.9
Comfort
8.2
Food
7.7
Reviews
1 / 20
10.0
ExcellentJulie,Sep 2025
CGK - HND
Related info for your journey
Find useful and relevant information for your journey from Riverside to Osaka. 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 Osaka?
Book flights to Osaka if you plan to visit one of these locationsNara
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Alternative routes for Riverside to Osaka
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Top 10 airlines flying from Riverside to Osaka
Discover the top 10 airlines that operate flights from Riverside to Osaka. 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 December 15, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$452 | Average$919 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$490 | Average$823 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$503 | Average$1,122 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$590 | Average$785 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$608 | Average$820 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$610 | Average$830 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$632 | Average$947 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$640 | Average$861 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$665 | Average$713 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$697 | Average$706 | FlexibilityNo cancel fee | On-time60% |