$349+ Cheap flights from Riverside, CA to Kansai Intl (KIX)
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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Riverside to Kansai Intl 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 Kansai Intl are usually found in February or January, booked 89 days in advance, depart on a Tuesday or Monday and return on a Saturday
Cheap flight deals from Riverside to Kansai Intl
Cheapest flights from Riverside to Kansai IntlExplore the most affordable flight options available from Riverside to Kansai Intl. 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 Kansai Intl. 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Find flight deals from Riverside to Kansai Intl
Keep the following information in mind while searching for Riverside to Kansai Intl flight deals. Data was last updated December 15, 2025.
Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $623 (Booking.com) |
One-way from | $349 (Cheapflightsfares) |
Popular in | June |
Cheapest in | February |
Average price | $1,106 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Riverside to Osaka Kansai Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
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
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
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
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
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
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
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Sat 2/14
10:35 pm-7:25 pm
2 stops27h 50m
Osaka Kansai Intl
Mon 2/23
8:20 am-5:50 pm
1 stop26h 30m
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Sun 1/11
7:25 am-4:40 pm
1 stop16h 15m
Osaka Kansai Intl
Thu 1/22
6:35 pm-5:53 pm
1 stop16h 18m
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Tue 1/13
7:25 am-4:40 pm
1 stop16h 15m
Osaka Kansai Intl
Wed 1/21
6:35 pm-8:26 pm
1 stop18h 51m
Los AngelesOsaka
LAX - KIX
LAXKIX
Los Angeles
Tue 1/20
7:25 am-4:40 pm
1 stop16h 15m
Osaka Kansai Intl
Mon 1/26
11:05 am-6:17 am
2 stops36h 12m
Best time to book a flight from Riverside to Kansai Intl
Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Riverside with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Riverside to Osaka Kansai Intl Airport
How far ahead should I book a flight from Riverside to Osaka Kansai Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Riverside to Kansai Intl. Price data was last updated on December 12, 2025.
To ensure you get the cheapest price possible for a flight from Riverside to Osaka Kansai Intl Airport, you should look to book at least 89 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.
What is the cheapest month to book a flight from Riverside to Osaka Kansai Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Riverside to Osaka Kansai Intl Airport (average of $522). Flying from Riverside to Osaka Kansai Intl Airport 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 KIX?
Find hourly flight availability from Riverside to Kansai Intl. 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.
When flying from Riverside to Osaka Kansai Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 33% versus a flight in the morning.
What is the cheapest day to fly from Riverside to Osaka Kansai Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Riverside to Kansai Intl. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Riverside to Osaka Kansai Intl Airport flight should consider departing on Tuesday 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 Kansai Intl Airport
Explore weekly flight availability from Riverside to Kansai Intl. 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 KIX 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 Kansai Intl
Get insights into the airlines that provide service to Kansai Intl. 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 Kansai Intl. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from Riverside to Osaka Kansai Intl Airport, such as ANA, Japan Airlines, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Overall
Comfort
Entertainment
Food
Boarding
Crew
Reviews
Mario,Nov 2025
HND - BKK
Related info for your journey
Find useful and relevant information for your journey from Riverside to Kansai Intl. 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 Kansai Intl Airport?
Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Riverside to Kansai Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Riverside to Kansai Intl
Discover the top 10 airlines that operate flights from Riverside to Kansai Intl. 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$632 | Average$870 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$640 | Average$843 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$665 | Average$713 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$681 | Average$835 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$697 | Average$706 | FlexibilityNo cancel fee | On-time60% |