฿4,387 Find Cheap Flights from Japan to Southeast Asia – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Japan to Southeast Asia departing on 17/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to Southeast Asia, as well as popular online travel agencies
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Booking Insights

KAYAK's insights & trends for flights to Southeast Asia

Get data-powered insights and trends into flights to Southeast Asia to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Southeast Asia?

These are the best return prices found by users searching on KAYAK in the last 72 hours.

The cheapest ticket to Southeast Asia from Japan found in the last 72 hours was to Manila, at ฿4,847 return. The most popular route is Sapporo Chitose Airport (CTS) to Bangkok Suvarnabhumi Airport (BKK) and the cheapest return airline ticket found on this route in the last 72 hours was ฿5,270.

What is the cheapest month to fly from Japan to Southeast Asia?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Japan to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Japan to Southeast Asia is September, when tickets cost ฿5,173 (return) on average. On the other hand, the most expensive months are December and January, when the average cost of round-trip tickets is ฿8,185 and ฿7,268 respectively.

What is the cheapest time of day to fly to Southeast Asia?

The average price for all round-trip flights from Japan to Southeast Asia depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Southeast Asia is generally in the morning, when retur flights cost ฿19,663 on average. The most expensive time of day to fly to Southeast Asia is generally at night, which is peak travel time and where the average cost of a ticket is ฿23,905.

How far in advance should I book a flight from Japan to Southeast Asia?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below-average price on a flight from Japan to Southeast Asia, you should book around 2 weeks before departure, which saves you about 25% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Which is the cheapest airport to fly into in Southeast Asia?

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Southeast Asia is Manila Ninoy Aquino Intl Airport (MNL), with an average flight price of ฿5,820.

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Good to know

Low seasonJune
Cheapest flight฿4,387
Best time to beat the crowds (9% less expensive on average)
Flight from Okinawa to Bangkok Suvarnabhumi Airport

Flights from Japan to Southeast Asia: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from Japan to Southeast Asia 
Learn how KAYAK collects reviews and tips from users.
Verified travelerFlew with Japan Airlines
HND
-
BKK
Apr 2026
Have your boarding pass and documents ready in hand
ImeeFlew with Japan Airlines
NRT
-
MNL
Jun 2025
Airport is huge, so run towards your boarding gate.
greggacadFlew with ANA
NRT
-
MNL
May 2024
get to the gate fast if you have a connecting flight, especially if you only have 30 minutes between flights.
Verified travelerFlew with Japan Airlines
HND
-
MNL
Dec 2023
Avoid a long layover in Haneda Airport that is > 6 hours , unless you plan to go out of the airport.
KevinFlew with Cebu Pacific
NRT
-
MNL
Jan 2024
Check in takes a very long time. Check in process is to manual and most staff just watch... so be there very early as Check in is over 1 hour...

FAQs for booking flights from Japan to Southeast Asia

  • How does KAYAK find such low prices on flights from Japan to Southeast Asia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Japan to Southeast Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Japan to Southeast Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Japan to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Japan to Southeast Asia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Japan to Southeast Asia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Japan to Southeast Asia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Japan to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Southeast Asia?

    Based on KAYAK data, the cheapest day to fly to Southeast Asia is Monday when return tickets can be as cheap as ฿11,071. On the other hand, the most expensive day to fly is Wednesday, when return prices are ฿16,819 on average.

Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to Southeast Asia

Cabin classes available on flights to Southeast Asia. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class Flights to Southeast Asiafrom ฿584,688
Business Class Flights to Southeast Asiafrom ฿10,346
Premium Economy Class Flights to Southeast Asiafrom ฿62,994
Economy class Flights to Southeast Asiafrom ฿1,179