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Kansai Intl

$367+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KIX
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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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 Friday and return on a Wednesday

Cheap flight deals from Riverside to Kansai Intl

Cheapest flights from Riverside to Kansai Intl
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 January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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 2/2110:35 pm
LAX
-
KIX
1 stop25h 05m
United Airlines
Tue 3/36:35 pm
KIX
-
LAX
1 stop16h 13m
United Airlines
Deal found 1/26$692
This CrystalTravel deal was found by Cheapflights users on 1/26. 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.
Mon 2/161:20 pm
LAX
-
KIX
Nonstop12h 30m
Japan Airlines
Wed 3/45:50 pm
KIX
-
LAX
Nonstop10h 15m
Japan Airlines
Deal found 1/26$693
This CrystalTravel deal was found by Cheapflights users on 1/26. 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.
Mon 2/161:20 pm
LAX
-
KIX
Nonstop12h 30m
Japan Airlines
Thu 2/265:50 pm
KIX
-
LAX
Nonstop10h 15m
Japan Airlines
Deal found 1/26$694
This CrystalTravel deal was found by Cheapflights users on 1/26. 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.
Wed 1/281:20 pm
LAX
-
KIX
Nonstop12h 30m
Japan Airlines
Tue 2/38:00 am
KIX
-
LAX
1 stop18h 55m
Japan Airlines
Deal found 1/26$695
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 2/2210:35 pm
LAX
-
KIX
1 stop25h 05m
United Airlines
Wed 3/46:35 pm
KIX
-
LAX
1 stop18h 49m
United Airlines
Deal found 1/27$696
This Korean Air deal was found by Cheapflights users on 1/26. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:30 pm
LAX
-
KIX
1 stop16h 30m
Korean Air
Wed 4/299:05 am
KIX
-
LAX
2 stops21h 35m
Korean Air
Deal found 1/26$697
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Tue 9/111:30 pm
LAX
-
KIX
1 stop18h 10m
Asiana Airlines
Thu 9/1710:50 am
KIX
-
LAX
1 stop22h 00m
Asiana Airlines
Deal found 1/27$698
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:29 pm
LAX
-
KIX
2 stops27h 11m
Multiple Airlines
Mon 3/167:25 pm
KIX
-
LAX
1 stop18h 28m
Multiple Airlines
Deal found 1/27$699
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/237:30 am
LAX
-
KIX
1 stop16h 10m
United Airlines
Mon 3/211:05 am
KIX
-
LAX
2 stops36h 13m
United Airlines
Deal found 1/26$700
This Korean Air deal was found by Cheapflights users on 1/26. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:05 am
LAX
-
KIX
2 stops21h 55m
Korean Air
Thu 4/309:05 am
KIX
-
LAX
2 stops23h 23m
Korean Air
Deal found 1/26$702
This Air Canada deal was found by Cheapflights users on 1/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:30 am
LAX
-
KIX
1 stop17h 55m
Air Canada
Sat 5/26:00 pm
KIX
-
LAX
1 stop19h 34m
Air Canada
Deal found 1/27$703
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:40 pm
LAX
-
KIX
1 stop26h 55m
Japan Airlines
Wed 5/135:55 pm
KIX
-
LAX
Nonstop10h 10m
Japan Airlines
Deal found 1/28$704

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$692
(United Airlines)

One-way from

$367
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$739
Provider with most accurate pricing for Los Angeles-Osaka (OSA) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Osaka (OSA) flights.
Search Deals
From Riverside to Osaka Kansai Intl
Search Deals
One-way flight from Riverside to Osaka Kansai Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($174 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside to Kansai Intl 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 January 28, 2026.
Use the filters below to find and compare flights from Riverside to Osaka Kansai Intl Airport that are best for you.

Fly from

Riverside

Fly to

Kansai Intl

Route

Depart

Return

Price

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 2/23

9:00 am-4:40 pm

2 stops38h 40m

Osaka Kansai Intl

Mon 3/2

11:05 am-6:18 am

2 stops36h 13m

$700

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Wed 4/22

7:05 am-9:00 pm

2 stops21h 55m

Osaka Kansai Intl

Thu 4/30

9:05 am-4:28 pm

2 stops23h 23m

$702

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sun 4/19

9:20 pm-2:50 pm

1 stop25h 30m

Osaka Kansai Intl

Mon 4/27

11:05 am-6:07 am

2 stops35h 02m

$713

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Tue 2/24

9:00 am-4:40 pm

2 stops38h 40m

Osaka Kansai Intl

Tue 3/3

8:20 am-5:50 pm

1 stop26h 30m

$726

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 3/9

9:05 am-10:20 am

2 stops33h 15m

Osaka Kansai Intl

Mon 3/16

6:35 pm-7:42 pm

1 stop17h 07m

$739

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Wed 5/6

7:05 am-9:00 pm

2 stops21h 55m

Osaka Kansai Intl

Thu 5/14

12:35 pm-2:34 pm

2 stops17h 59m

$753

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sun 4/19

8:25 am-9:00 pm

2 stops20h 35m

Osaka Kansai Intl

Thu 4/30

9:05 am-4:28 pm

2 stops23h 23m

$753

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sun 4/5

12:30 pm-11:20 am

1 stop30h 50m

Osaka Kansai Intl

Wed 4/22

12:35 pm-4:28 pm

2 stops19h 53m

$754

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 4/6

12:30 pm-9:00 pm

1 stop16h 30m

Osaka Kansai Intl

Fri 4/24

9:05 am-5:45 pm

2 stops24h 40m

$754

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 4/20

12:30 pm-9:00 pm

1 stop16h 30m

Osaka Kansai Intl

Sun 4/26

6:20 pm-2:40 pm

2 stops36h 20m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 22 results
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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.
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 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 January 23, 2026.

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 $473). Flying from Riverside to Osaka Kansai Intl Airport in June is currently the most expensive (average of $791). 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 January 28, 2026.

When flying from Riverside to Osaka Kansai Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 28, 2026.

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 January 28, 2026.
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.
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
ANA
8.4
Very good
1,078 reviews
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Japan Airlines
8.3
Very good
1,691 reviews
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Asiana Airlines
8.1
Very good
501 reviews
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Alaska Airlines
8.0
Very good
11,805 reviews
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
United Airlines
7.4
Good
9,213 reviews
ANA
8.4
Very good
1,078 reviews

Boarding

8.5

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!

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.

  • How long is the flight from Riverside to Osaka Kansai Intl Airport?

    Departing from Riverside to Osaka Kansai Intl Airport will take you 21h 55m. The distance between Riverside and Osaka Kansai Intl Airport is about 5726 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Riverside to Osaka Kansai Intl Airport one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $331. Alaska Airlines flights start at $332 while deals on Asiana Airlines start at $347 one-way.

  • What are the most reliable airlines from Riverside to Osaka Kansai Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Riverside to Osaka Kansai Intl Airport consider choosing American Airlines (72%), Japan Airlines (72%) or Alaska Airlines (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Riverside to Osaka Kansai Intl Airport?

    The cheapest flight price from Riverside to Osaka Kansai Intl Airport is $340. On average you can expect to pay $1,675. The most popular route, (Los Angeles - Osaka Kansai Intl), can usually be booked for $640.

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

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

  • How can I find direct flights from Riverside to Kansai Intl?

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

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

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

  • 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 $473). Flying from Riverside to Osaka Kansai Intl Airport in June is currently the most expensive (average of $791). 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.

See more FAQs

Traveling to a place near Osaka Kansai Intl Airport?

Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locations
Nara
Izumisano
Himeji

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Alternative routes for Riverside to Kansai Intl

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$452Average$943FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$490Average$768FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$503Average$1,184FlexibilityNo cancel feeOn-time70%
Asiana AirlinesCheapest$590Average$741FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$608Average$790FlexibilityNo cancel feeOn-time67%
Philippine AirlinesCheapest$637Average$700FlexibilityNo cancel feeOn-time60%
Japan AirlinesCheapest$662Average$884FlexibilityNo cancel feeOn-time79%
ANACheapest$667Average$899FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$681Average$846FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$704Average$1,055FlexibilityNo cancel feeOn-time69%

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