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Kansai Intl

$382+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KIX
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
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 55 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 August 1, 2025.

Round-trip from

$713
(CrystalTravel)

One-way from

$382
(oojo)

Popular in

June

Cheapest in

February

Average price

$816
From Riverside to Osaka Kansai Intl
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One-way flight from Riverside to Osaka Kansai Intl
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Highest demand for flights based on searches. 11% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 1, 2025.

This CrystalTravel deal was found by Cheapflights users on 7/31. 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.
Thu 8/2811:55 pmLAX - KIX
1 stop27h 45mPhilippine Airlines
Thu 9/43:20 pmKIX - LAX
1 stop21h 20mPhilippine Airlines
Deal found 7/31$713
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Thu 8/2812:30 pmLAX - KIX
1 stop32h 50mChina Eastern
Sat 9/69:30 amKIX - LAX
1 stop16h 35mChina Eastern
Deal found 7/31$714
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:30 amLAX - KIX
1 stop20h 45mMultiple Airlines
Tue 9/26:40 amKIX - LAX
1 stop15h 20mMultiple Airlines
Deal found 8/1$715
This Asiana Airlines deal was found by Cheapflights users on 7/31. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3112:40 pmLAX - KIX
1 stop16h 25mAsiana Airlines
Sat 9/207:10 pmKIX - LAX
1 stop28h 50mAsiana Airlines
Deal found 7/31$718
This oojo deal was found by Cheapflights users on 7/30. 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.
Mon 9/112:40 pmLAX - KIX
1 stop16h 20mKorean Air
Tue 9/3012:35 pmKIX - LAX
1 stop19h 00mKorean Air
Deal found 7/30$719
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/309:40 pmLAX - KIX
1 stop25h 10mUnited Airlines
Tue 9/24:55 pmKIX - LAX
1 stop16h 47mUnited Airlines
Deal found 7/31$720
This Delta deal was found by Cheapflights users on 8/1. 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.
Sat 8/237:40 pmLAX - KIX
2 stops33h 20mDelta
Sun 8/319:05 amKIX - LAX
2 stops29h 43mDelta
Deal found 8/1$726
This FlightHub deal was found by Cheapflights users on 8/1. 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 9/23:00 pmLAX - KIX
Nonstop11h 45mJapan Airlines
Tue 9/165:55 pmKIX - LAX
Nonstop10h 40mJapan Airlines
Deal found 8/1$731
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:00 pmLAX - KIX
Nonstop11h 45mAmerican Airlines
Wed 9/175:55 pmKIX - LAX
Nonstop10h 40mAmerican Airlines
Deal found 7/31$736
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 11/77:00 amLAX - KIX
1 stop18h 45mAlaska Airlines
Thu 12/48:45 pmKIX - LAX
1 stop17h 35mAlaska Airlines
Deal found 8/1$738
This Air China deal was found by Cheapflights users on 7/30. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2911:25 pmLAX - KIX
1 stop21h 15mAir China
Thu 9/42:00 pmKIX - LAX
1 stop22h 10mAir China
Deal found 7/30$747
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Sat 10/1812:20 pmLAX - KIX
1 stop36h 05mAir Canada
Tue 10/216:05 pmKIX - LAX
1 stop14h 03mAir Canada
Deal found 7/31$761

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 August 1, 2025.
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

Thu 8/28

11:55 pm-7:40 pm

1 stop27h 45m

Osaka Kansai Intl

Thu 9/4

3:20 pm-8:40 pm

1 stop21h 20m

$713

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Thu 8/28

12:30 pm-1:20 pm

1 stop32h 50m

Osaka Kansai Intl

Sat 9/6

9:30 am-10:05 am

1 stop16h 35m

$714

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 8/18

1:30 am-2:15 pm

1 stop20h 45m

Osaka Kansai Intl

Tue 9/2

6:40 am-6:00 am

1 stop15h 20m

$715

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sun 8/31

12:40 pm-9:05 pm

1 stop16h 25m

Osaka Kansai Intl

Wed 9/17

10:50 am-4:00 pm

1 stop21h 10m

$718

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Mon 9/1

12:40 pm-9:00 pm

1 stop16h 20m

Osaka Kansai Intl

Tue 9/30

12:35 pm-3:35 pm

1 stop19h 00m

$719

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sat 8/30

9:40 pm-2:50 pm

1 stop25h 10m

Osaka Kansai Intl

Tue 9/2

4:55 pm-5:42 pm

1 stop16h 47m

$720

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Sat 8/23

7:40 pm-9:00 pm

2 stops33h 20m

Osaka Kansai Intl

Sun 8/31

9:05 am-10:48 pm

2 stops29h 43m

$726

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Tue 9/2

3:00 pm-6:45 pm

Nonstop11h 45m

Osaka Kansai Intl

Tue 9/16

5:55 pm-12:35 pm

Nonstop10h 40m

$731

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Wed 9/3

3:00 pm-6:45 pm

Nonstop11h 45m

Osaka Kansai Intl

Wed 9/17

5:55 pm-12:35 pm

Nonstop10h 40m

$736

Los AngelesOsaka

LAX - KIX

LAXKIX

Los Angeles

Fri 8/29

11:25 pm-12:40 pm

1 stop21h 15m

Osaka Kansai Intl

Thu 9/4

2:00 pm-8:10 pm

1 stop22h 10m

$747

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 20 results
1
2

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 July 25, 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 55 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, February is the cheapest month in which you can book a flight from Riverside to Osaka Kansai Intl Airport (average of $877). Flying from Riverside to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,312). 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 August 1, 2025.

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.

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 Wednesday 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 August 1, 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 August 1, 2025.
Read through reviews of airlines operating flights from Riverside to Osaka Kansai Intl Airport, such as Korean Air, ANA, and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,121 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.4
Very good
922 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,536 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
468 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,981 reviews
Korean Air
8.4
Very good
1,121 reviews

Comfort

8.2

Food

8.1

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

  • 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 Korean Air, which is currently one of the cheapest options available, starting at $382. United Airlines flights start at $385 while deals on Air China start at $391 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 (79%), Japan Airlines (79%) or Alaska Airlines (79%) 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 $388. On average you can expect to pay $1,896. The most popular route, (Los Angeles - Osaka Kansai Intl), can usually be booked for $644.

  • 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, February is the cheapest month in which you can book a flight from Riverside to Osaka Kansai Intl Airport (average of $877). Flying from Riverside to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,312). 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
Izumisano
Nara
Nishinomiya
Himeji

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Alternative routes for Riverside to Kansai Intl

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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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$490Average$835FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$503Average$1,114FlexibilityNo cancel feeOn-time70%
Hawaiian AirlinesCheapest$566Average$1,113FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$615Average$816FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$659Average$932FlexibilityNo cancel feeOn-time79%
China EasternCheapest$665Average$713FlexibilityNo cancel feeOn-time62%
ANACheapest$670Average$863FlexibilityNo cancel feeOn-time80%
Alaska AirlinesCheapest$678Average$989FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$694Average$869FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$708Average$1,039FlexibilityNo cancel feeOn-time69%

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