Are direct flights from Sihanoukville Province to Osaka always the best option?

Direct flights are often convenient, saving travel time and avoiding layovers. However, they are not always the cheapest option. Flights with one or more stops can sometimes be significantly more affordable, depending on the route and airline.

Can flexible travel dates help on Sihanoukville Province to Osaka flights?

Yes, having flexible travel dates can significantly impact flight prices. Flying on weekdays or during off-peak seasons often results in lower fares. Adjusting your departure or return by a few days can sometimes lead to considerable savings.

What extra costs should I check before booking Sihanoukville Province to Osaka flights?

Always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From Sihanoukville Province

To Osaka

Cheap Flights from Sihanoukville Province to Osaka

Browse current best options from Sihanoukville Province. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Sihanoukville Province

RatePunk searches hundreds of travel sites at once for deals on flights to Osaka

Prices updated 1 day ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Sihanoukville Province to Osaka

Explore current cheapest deals departing from Sihanoukville Province to Osaka

2026-09-19 – 2026-10-01
KOS - Osaka
66% AI deal score
$406
$517
Round trip
2026-09-19 – 2026-10-02
KOS - Osaka
66% AI deal score
$404
$517
Round trip
2026-09-19 – 2026-09-25
KOS - Osaka
67% AI deal score
$446
$517
Round trip
2026-09-19 – 2026-09-30
KOS - Osaka
66% AI deal score
$409
$517
Round trip
2026-09-19 – 2026-09-23
KOS - Osaka
69% AI deal score
$526
$517
Round trip
2026-09-19 – 2026-09-26
KOS - Osaka
68% AI deal score
$446
$534
Round trip
2026-09-19 – 2026-10-07
KOS - Osaka
67% AI deal score
$390
$547
Round trip
2026-09-20 – 2026-10-01
KOS - Osaka
66% AI deal score
$401
$549
Round trip
2026-09-20 – 2026-10-02
KOS - Osaka
66% AI deal score
$397
$549
Round trip
2026-09-20 – 2026-09-25
KOS - Osaka
67% AI deal score
$457
$549
Round trip

Sihanoukville Province to Osaka: Overview

Insights for flights from Sihanoukville Province to Osaka

For cheap flights from Sihanoukville Province to Osaka, fares typically range from $420–$488, with a median of $445. Right now, current fares are significantly below the typical level, though none of the recent fares were classified as a good price.

When considering the cheapest time to fly from Sihanoukville Province to Osaka, July stands out with a median fare of $395. Following closely are August, with a median of $402, and November, where the median fare is $403. New deals show up several times a week, so setting a price alert can be beneficial.

A typical journey from Sihanoukville Province to Osaka takes about 20h 30m, including connections. Most itineraries connect at least once, with the median number of stopovers when connecting being 2.

The route from Sihanoukville Province to Osaka covers a distance of 4159 km, which is classified as a long-haul flight.

How much is a round trip from Sihanoukville Province to Osaka

Regular price: $344 - $727

Prices for flights from Sihanoukville Province to Osaka are currently within the regular range.

The regular price range for this route is between 344 USD and 727 USD. The current lowest deal is 555 USD with Angkor Air, for travel from Sep 18-Sep 29.

now $555

Low $344

High $727

The cheapest time to fly from Sihanoukville Province to Osaka

The cheapest month to fly from KOS to OSA is July, with a median price of $395. The most expensive month is April, with a median price of $476. Prices are generally lower from January to December.

July

Cheapest

Flights from $395

April

Most Expensive

Flights from $476

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Sihanoukville Province to Osaka

Angkor Air

Vietjet Air

Jetstar Japan

Vietnam Airlines

Last-minute flights going from Sihanoukville Province to Osaka

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$436

$621

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$396

$633

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$406

$635

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$414

$642

One-way

Tue, Sep 22

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, China Airlines, Jetstar Japan

$411

$1,621

One-way

Tue, Sep 22

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Jett8 Airlines Cargo, Jetstar Japan

$360

$2,107

One-way

Biggest price drops on these dates for flights from Sihanoukville Province to Osaka

4 nights

Sep 19 - Sep 23

$526 → $507

6 nights

Sep 19 - Sep 25

$446 → $507

14%

7 nights

Sep 19 - Sep 26

$446 → $531

19%

5 nights

Sep 20 - Sep 25

$457 → $549

20%

Popular Airports to fly from Sihanoukville Province to Osaka

Sihanoukville Province - Osaka route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Sihanoukville Province to Osaka are below the typical level for this route.

📅 Best time to fly

July, August, and November are cheapest

Historically, the cheapest months to fly to Osaka are July ($395), August ($402), and November ($403).

⏱️ Flight duration

Connecting flights average 20h 30m

Flights from Sihanoukville Province to Osaka typically involve connecting flights, averaging 20h 30m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not available. Connecting flights are dominant, with a median of 2 stopovers.

🏆 Airline highlight

Angkor Air has recent deals

Angkor Air has offered recent deals for this route, with 56 connecting deals found.

🎯 Booking tip

Deals appear regularly

Deals for flights from Sihanoukville Province to Osaka appear regularly, typically within 30 days.

Sihanoukville Province main airports to depart from

Sihanoukville International (KOS)

Cheapest

Sihanoukville International is the cheapest departure airport for flights from Sihanoukville Province to Osaka.

📍 ~13 km from Sihanoukville Province (reachable by car)

💸 Flights from ~$505

Osaka main airports to arrive at

Kansai International (KIX)

Cheapest

Kansai International Airport is a good option for flights from Sihanoukville Province to Osaka.

📍 ~38 km from Osaka (reachable by car)

💸 Flights from ~$516

Airports nearby Osaka used as alternative

Kobe (UKB)

Kobe (UKB) is an alternative for domestic flights, offering extreme proximity to Osaka city center.

📍 ~30 km from Osaka (reachable by car)

💸 Flights from ~$613

Business & First Class Flight Deals to Osaka

Discover luxury on the budget with premium cabin class on flights from Sihanoukville Province to Osaka.

Elite

Best Elite deals to Osaka

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From KOS

Elite

Oct 28

Osaka, Japan

76% AI deal score

$2,561

$1,929

Save $632

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

75% AI deal score

$2,540

$2,030

Save $510

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

75% AI deal score

$2,559

$2,103

Save $456

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

75% AI deal score

$2,672

$2,202

Save $470

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

75% AI deal score

$2,683

$2,236

Save $447

Angkor Air, +1

Business Class

From KOS

Elite

Sep 26

Osaka, Japan

75% AI deal score

$2,844

$2,379

Save $465

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

74% AI deal score

$2,495

$2,103

Save $392

Angkor Air, +1

Business Class

From KOS

Elite

Sep 20

Osaka, Japan

74% AI deal score

$2,798

$2,190

Save $608

Angkor Air, +1

Business Class

From KOS

Elite

Oct 28

Osaka, Japan

74% AI deal score

$2,550

$2,200

Save $350

Angkor Air, +1

Business Class

From KOS

Elite

Oct 24

Osaka, Japan

74% AI deal score

$2,581

$2,332

Save $249

Angkor Air, +1

Business Class

From KOS

Elite

Nov 11

Osaka, Japan

73% AI deal score

$2,408

$2,156

Save $252

Angkor Air, +1

Business Class

From KOS

Elite

Oct 15

Osaka, Japan

73% AI deal score

$2,560

$2,182

Save $378

Angkor Air, +1

Business Class

Frequently Asked Questions About Flights to Osaka

To find more affordable flights, consider being flexible with your travel dates and times. Using flight comparison websites can help you compare prices across various airlines and booking platforms. Looking into flights with layovers may also present cheaper options than direct routes.

Booking in advance often helps secure better prices, especially for popular routes. However, sometimes last-minute deals can appear, though these are less predictable. Monitoring price trends for your desired travel period can help you decide when to book.

Yes, comparing nearby airports at both your origin and destination can sometimes reveal more economical flight options. Flights to or from smaller airports in the vicinity may offer different pricing. Always consider the additional travel time and cost to reach these alternative airports.

Related routes

More routes from Sihanoukville Province

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Sihanoukville Province to Osaka: Overview

Insights for flights from Sihanoukville Province to Osaka

The route from Sihanoukville Province to Osaka covers a distance of 4159 km, which is classified as a long-haul flight.

How much is a round trip from Sihanoukville Province to Osaka

Regular price: $344 - $727

Prices for flights from Sihanoukville Province to Osaka are currently within the regular range.

The regular price range for this route is between 344 USD and 727 USD. The current lowest deal is 555 USD with Angkor Air, for travel from Sep 18-Sep 29.

now $555

Low $344

High $727

The cheapest time to fly from Sihanoukville Province to Osaka

The cheapest month to fly from KOS to OSA is July, with a median price of $395. The most expensive month is April, with a median price of $476. Prices are generally lower from January to December.

July

Cheapest

Flights from $395

April

Most Expensive

Flights from $476

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Sihanoukville Province to Osaka

Angkor Air

Vietjet Air

Jetstar Japan

Vietnam Airlines

Last-minute flights going from Sihanoukville Province to Osaka

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$436

$621

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$396

$633

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$406

$635

One-way

Sat, Sep 19

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Vietjet Air, SAM Colombia

$414

$642

One-way

Tue, Sep 22

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, China Airlines, Jetstar Japan

$411

$1,621

One-way

Tue, Sep 22

⌛ Last-Minute

KOS - Osaka

Sihanoukville Province (KOS) - Osaka (KIX)

Angkor Air, Jett8 Airlines Cargo, Jetstar Japan

$360

$2,107

One-way

Biggest price drops on these dates for flights from Sihanoukville Province to Osaka

4 nights

Sep 19 - Sep 23

$526 → $507

6 nights

Sep 19 - Sep 25

$446 → $507

14%

7 nights

Sep 19 - Sep 26

$446 → $531

19%

5 nights

Sep 20 - Sep 25

$457 → $549

20%

Popular Airports to fly from Sihanoukville Province to Osaka

Sihanoukville Province - Osaka route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Sihanoukville Province to Osaka are below the typical level for this route.

📅 Best time to fly

July, August, and November are cheapest

Historically, the cheapest months to fly to Osaka are July ($395), August ($402), and November ($403).

⏱️ Flight duration

Connecting flights average 20h 30m

Flights from Sihanoukville Province to Osaka typically involve connecting flights, averaging 20h 30m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not available. Connecting flights are dominant, with a median of 2 stopovers.

🏆 Airline highlight

Angkor Air has recent deals

Angkor Air has offered recent deals for this route, with 56 connecting deals found.

🎯 Booking tip

Deals appear regularly

Deals for flights from Sihanoukville Province to Osaka appear regularly, typically within 30 days.

Sihanoukville Province main airports to depart from

Sihanoukville International (KOS)

Cheapest

Sihanoukville International is the cheapest departure airport for flights from Sihanoukville Province to Osaka.

📍 ~13 km from Sihanoukville Province (reachable by car)

💸 Flights from ~$505

Osaka main airports to arrive at

Kansai International (KIX)

Cheapest

Kansai International Airport is a good option for flights from Sihanoukville Province to Osaka.

📍 ~38 km from Osaka (reachable by car)

💸 Flights from ~$516

Airports nearby Osaka used as alternative

Kobe (UKB)

Kobe (UKB) is an alternative for domestic flights, offering extreme proximity to Osaka city center.

Osaka, Japan

73% AI deal score

$2,560

$2,182

Save $378

Angkor Air, +1

Business Class

Frequently Asked Questions About Flights to Osaka

Cheap Flights from Sihanoukville Province to Osaka

Today’s best flight deals from Sihanoukville Province to Osaka

Sihanoukville Province to Osaka: Overview

Insights for flights from Sihanoukville Province to Osaka

How much is a round trip from Sihanoukville Province to Osaka

The cheapest time to fly from Sihanoukville Province to Osaka

Direct flights from Sihanoukville Province to Osaka

Last-minute flights going from Sihanoukville Province to Osaka

Biggest price drops on these dates for flights from Sihanoukville Province to Osaka

Popular Airports to fly from Sihanoukville Province to Osaka

Sihanoukville Province - Osaka route insights

Recent fares are below the typical level

July, August, and November are cheapest

Connecting flights average 20h 30m

Connecting flights are dominant

Angkor Air has recent deals

Deals appear regularly

Sihanoukville Province main airports to depart from

Osaka main airports to arrive at

Airports nearby Osaka used as alternative

Business & First Class Flight Deals to Osaka

Best Elite deals to Osaka

Oct 28

Oct 28

Oct 28

Oct 28

Oct 28

Sep 26

Oct 28

Sep 20

Oct 28

Oct 24

Nov 11

Oct 15

Frequently Asked Questions About Flights to Osaka

How can I find cheap flights from Sihanoukville Province to Osaka?

When should I book flights from Sihanoukville Province to Osaka?

Should I compare nearby airports for flights from Sihanoukville Province to Osaka?

Are direct flights from Sihanoukville Province to Osaka always the best option?

Can flexible travel dates help on Sihanoukville Province to Osaka flights?

What extra costs should I check before booking Sihanoukville Province to Osaka flights?

Related routes

More routes from Sihanoukville Province

Flights to Osaka from other cities

Sihanoukville Province to Osaka: Overview

Insights for flights from Sihanoukville Province to Osaka

How much is a round trip from Sihanoukville Province to Osaka

The cheapest time to fly from Sihanoukville Province to Osaka

Direct flights from Sihanoukville Province to Osaka

Last-minute flights going from Sihanoukville Province to Osaka

Biggest price drops on these dates for flights from Sihanoukville Province to Osaka

Popular Airports to fly from Sihanoukville Province to Osaka

Sihanoukville Province - Osaka route insights

Recent fares are below the typical level

July, August, and November are cheapest

Connecting flights average 20h 30m

Connecting flights are dominant

Angkor Air has recent deals

Deals appear regularly

Sihanoukville Province main airports to depart from

Osaka main airports to arrive at

Airports nearby Osaka used as alternative

Business & First Class Flight Deals to Osaka

Best Elite deals to Osaka

Oct 28

Oct 28

Oct 28

Oct 28

Oct 28

Sep 26

Oct 28

Sep 20

Oct 28

Oct 24

Nov 11

Oct 15

Frequently Asked Questions About Flights to Osaka

How can I find cheap flights from Sihanoukville Province to Osaka?

When should I book flights from Sihanoukville Province to Osaka?

Should I compare nearby airports for flights from Sihanoukville Province to Osaka?