Cheap flights from Tokyo to Southeast Asia from $168

The month of October is, on average, the cheapest month to fly to Southeast Asia from Tokyo, with most prices found around $318. If you don’t want to visit Southeast Asia in October, then you should wait until November to fly from Tokyo, when ticket prices are also cheap, with an average price of $327.

The cheapest day to depart from Tokyo to Southeast Asia is on a Monday when prices can be found for as low as $510. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $727. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

In the evening is the cheapest time of day to fly from Tokyo to Southeast Asia when you can find flight prices for as low as $374. Flying to Southeast Asia in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $518. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Tokyo Narita to Bangkok Suvarnabhumi for the best Tokyo - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Tokyo when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Tokyo for as low as $299 on momondo.

There are 4 cabin classes available to choose from on Tokyo to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

VietJet Air, Scoot, and Jeju Air are the most popular carriers operating from Tokyo to Southeast Asia

Cebu Pacific, Philippine Airlines and Japan Airlines are the top three most popular airlines that fly to Southeast Asia from Tokyo according to our data. Cebu Pacific is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 20 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

178 flights are operational daily from Tokyo to Southeast Asia as of August 2026. The most popular departure time for this route is 10:00AM, with 30% of flights per day taking off at noon.

As of August 2026, 1,247 flights take off from Tokyo and land in Southeast Asia each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.