Tokyo to Bangkok is one of Asia’s busiest leisure corridors, and the good news is it’s a genuine non-stop hop — roughly 6½ hours over the South China Sea, no connection needed. You have a real spread of choice too, from full-service ANA, JAL and Thai Airways down to low-cost ZIPAIR and Thai Vietjet. This guide covers who flies it, which Tokyo airport they use, and what a fair return fare looks like in yen.
Route: Tokyo (Haneda HND / Narita NRT) → Bangkok (Suvarnabhumi BKK / Don Mueang DMK)
Distance: approximately 4,600 km (2,860 miles)
Non-stop flight time: about 6h 40m southbound to Bangkok, around 6h 20m coming back
Direct flights: Yes — ANA, Japan Airlines and Thai Airways fly non-stop, with low-cost ZIPAIR, Thai AirAsia X and Thai Vietjet Air also on the route. Full-service carriers use both Haneda and Narita; the budget airlines fly from Narita. Check the Bangkok end too: more than two thirds of the cheapest fares we found land at Don Mueang, on Thai AirAsia X, not at Suvarnabhumi.
Fares from Tokyo to Bangkok (JPY)
Bangkok is a year-round destination, but prices out of Tokyo swing with Japan’s own holiday calendar as much as Thailand’s seasons. The cheapest windows are January (after the New Year rush), February and the June green season; the priciest are Golden Week (late April–early May), the Obon holiday in mid-August, and the year-end peak. The figures below are typical economy return fares in yen — the low end is usually a low-cost carrier, with full-service non-stops sitting higher.
| Month | Demand | What to expect |
|---|---|---|
| January | — | medium |
| February | — | medium-low |
| March | — | high (spring break) |
| April | — | very high (Golden Week) |
| May | — | medium |
| June | — | low |
| July | — | high (summer holidays) |
| August | — | very high (Obon) |
| September | — | low-medium |
| October | — | medium |
| November | — | medium-high |
| December | — | very high (year-end) |
Checked against every return fare on sale as we write, a typical fair price is roughly ¥55,000 — the median is ¥53,298, so that anchor holds. The floor is ¥46,030 on Thai AirAsia X out of Narita, so a strong low-cost return is under about ¥50,876 and there is nothing in the thirties to wait for. The full-service gap is much wider than it is usually described: ANA from Haneda was ¥115,614–¥224,695, two to four times a budget ticket.
Airlines on this route
Non-stop (about 6½ hours):
- ANA — non-stop from both Haneda and Narita; frequent daily service and a strong economy product.
- Japan Airlines (JAL) — non-stop from Haneda and Narita; reliable full-service flights with generous baggage.
- Thai Airways — the Thai flag carrier, non-stop from both Tokyo airports, good wide-body comfort.
- Thai AirAsia X — low-cost non-stop from Narita, and the cheapest fares on the route at ¥46,030–¥55,050 return, more than two thirds of everything we found. It lands at Don Mueang, not Suvarnabhumi, which matters if you are connecting or heading straight into town.
- ZIPAIR Tokyo — JAL’s long-haul low-cost arm, non-stop from Narita to Suvarnabhumi at ¥50,876–¥53,298; lie-flat and economy at budget prices, bags and meals extra.
- Thai Vietjet Air — low-cost non-stop from Narita; it did not appear among the cheapest fares when we checked, so compare it against the two above.
With this many carriers competing, Tokyo–Bangkok is one of the better-value long-ish routes out of Japan. If comfort and included baggage matter, book ANA, JAL or Thai; if you’re travelling light and price is everything, ZIPAIR or Thai Vietjet from Narita will usually be cheapest.
When to book & how to save
- Book 1–3 months ahead for the best balance of price and choice; fares to Bangkok rarely improve in the final couple of weeks.
- Avoid the Japanese peaks: Golden Week, Obon (mid-August) and the New Year period are the most expensive and busiest departure windows.
- Travel in June or September for the lowest fares — it’s Thailand’s green season, with short bursts of rain rather than all-day downpours and thinner crowds.
- Compare Haneda vs Narita: Haneda is far more convenient for central Tokyo, but a Narita departure on a low-cost carrier can be much cheaper.
- Watch the bag rules on budget fares: ZIPAIR and Thai Vietjet price bags and meals separately, so add those in before comparing with a full-service ticket.
Arriving in Bangkok
All these non-stops land at Suvarnabhumi (BKK), about 30 km east of the city. The quickest way in is the Airport Rail Link to Phaya Thai, around 45 minutes for roughly ¥200 (about 45 baht), or a metered taxi from the public rank at the ground floor, roughly ¥1,200–¥1,800 (300–450 baht) to the centre including tolls. A few budget and regional flights use the older Don Mueang (DMK) airport to the north — but every non-stop from Tokyo above uses Suvarnabhumi.
Frequently asked questions
How long is the flight from Tokyo to Bangkok?
Non-stop flights take about 6 hours 40 minutes southbound from Tokyo to Bangkok, and a little less — around 6 hours 20 minutes — on the way home with the tailwind. There’s no need to connect: ANA, JAL, Thai Airways, ZIPAIR and Thai Vietjet all fly the route directly.
Are there direct flights from Tokyo to Bangkok?
Yes. ANA, Japan Airlines and Thai Airways fly non-stop as full-service carriers, and low-cost ZIPAIR, Thai AirAsia X and Thai Vietjet Air also operate non-stop from Narita. It’s one of the best-served routes out of Tokyo, with daily departures from both Haneda and Narita — every one of the hundred cheapest fares we found is direct, from ¥46,030 return. Thai AirAsia X flies into Don Mueang; the others use Suvarnabhumi.
How much does it cost to fly from Tokyo to Bangkok?
A typical low-cost economy return runs about ¥50,876–¥54,819, median ¥53,298, with Thai AirAsia X at ¥46,030–¥55,050 and ZIPAIR at ¥50,876–¥53,298. Full-service is a different order of price rather than the top of the same range: ANA was ¥115,614–¥224,695. Golden Week, Obon and the year-end peaks push both tiers up.
What is the cheapest month to fly from Tokyo to Bangkok?
January, February and June are usually the cheapest. In the dates we could price, returns started at ¥46,030. Avoid Golden Week (late April–early May), Obon (mid-August) and the year-end holidays, which are the busiest and most expensive windows out of Japan.
Which airlines fly from Tokyo to Bangkok?
Cheapest first in our fare data, and all non-stop: Thai AirAsia X from Narita to Don Mueang (¥46,030–¥55,050, more than two thirds of the cheapest fares), ZIPAIR Tokyo from Narita to Suvarnabhumi (¥50,876–¥53,298) and ANA from Haneda to Suvarnabhumi (¥115,614–¥224,695). Japan Airlines, Thai Airways and Thai Vietjet Air also fly it non-stop but none of them appeared among the cheapest when we checked. The low-cost carriers do carry the lowest headline fares if you’re happy to pay separately for bags — just note which Bangkok airport you are landing at.
Which Tokyo airport do these flights leave from?
Both. ANA, JAL and Thai Airways operate non-stops from Haneda (HND) and Narita (NRT), while the low-cost carriers ZIPAIR and Thai Vietjet fly from Narita. Haneda is closer to central Tokyo, so it’s often worth a small premium if your schedule allows.
How far in advance should I book Tokyo to Bangkok flights?
Aim to book 1 to 3 months ahead. Fares tend to climb as departure nears, especially around Golden Week, Obon and the New Year peak, so booking early almost always wins. For the budget carriers, the cheapest seats also sell first, well before departure.
Is it cheaper to fly on weekdays?
Often, yes — midweek departures (Tuesday to Thursday) are usually a little cheaper than Friday–Sunday. Flying out and back on weekdays can save ¥5,000–¥15,000 on a return, and being flexible by a day or two is one of the easiest ways to trim the fare.
Fare guidance based on aifly.one deal tracking and current airline schedules; last reviewed July 2026. Indicative economy returns — check the live fare before booking.
