Polaris Business Class includes lie-flat seats and Saks Fifth Avenue bedding.
Basic Economy prohibits carry-on bags, only allowing a personal item under the seat.

Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $296 (CheapOair) |
One-way from | $148 (Kiwi.com) |
Popular in | April |
Cheapest in | June |
Average price | $490 |
Good round-trip deal | $360 or less |
Good one-way deal | $229 or less |
Fly from
Fly to
Route
Depart
Return
Price
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Fri 5/8
3:55 pm-7:35 am
1 stop13h 40m
Tokyo Narita
Sat 5/16
9:00 am-5:05 pm
1 stop10h 05m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 3/15
11:40 am-1:10 pm
1 stop23h 30m
Tokyo Narita
Wed 4/15
3:45 pm-10:00 am
2 stops20h 15m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 3/15
7:15 pm-1:10 pm
1 stop15h 55m
Tokyo Narita
Tue 4/14
3:45 pm-10:00 am
2 stops20h 15m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 1/11
12:45 pm-6:30 am
1 stop15h 45m
Tokyo Narita
Sat 1/17
3:30 pm-12:05 pm
2 stops22h 35m
BangkokTokyo
BKK - HND
BKKHND
Bangkok Suvarnabhumi
Sun 2/15
10:10 pm-3:05 pm
1 stop14h 55m
Tokyo Haneda
Wed 2/18
4:35 pm-5:55 pm
1 stop27h 20m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sat 3/28
2:40 am-4:55 pm
1 stop12h 15m
Tokyo Narita
Sat 4/4
9:35 am-4:20 pm
1 stop8h 45m
BangkokTokyo
BKK - HND
BKKHND
Bangkok Suvarnabhumi
Fri 4/10
12:30 pm-1:55 pm
1 stop23h 25m
Tokyo Haneda
Thu 4/16
11:20 am-11:50 pm
2 stops14h 30m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 12/21
3:05 pm-6:30 am
1 stop13h 25m
Tokyo Narita
Tue 12/30
9:30 pm-12:05 pm
1 stop16h 35m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sat 1/17
1:05 pm-7:00 pm
2 stops27h 55m
Tokyo Narita
Wed 1/28
8:00 pm-9:30 am
2 stops15h 30m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sat 4/11
4:25 pm-2:30 pm
1 stop20h 05m
Tokyo Narita
Sat 4/18
3:45 pm-11:30 am
2 stops21h 45m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Bangkok Suvarnabhumi Airport to Tokyo, you should look to book at least 54 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.
Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Tokyo (average of $220). Flying from Bangkok Suvarnabhumi Airport to Tokyo in April is currently the most expensive (average of $313). 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.
A simple way to save on the total cost of your ticket is to fly from Bangkok Suvarnabhumi Airport to Tokyo at noon. If you’re flexible enough to do this you can expect to save up to 59% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Tokyo flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from BKK to TYO are scheduled on a Wednesday (56 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (54 on average).
Hong Kong (HKG) – chosen by Cheapflights users on 20% of 1-stop itineraries from Bangkok Suvarnabhumi Airport to Tokyo on Cheapflights.
Ho Chi Minh City (SGN) is the most affordable 1-stop option, with an average round-trip price of $263.
Flights via Hong Kong (HKG) have the shortest average one-way travel time for 1-stop routes: 7h 35m.
Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average layover time of 0h 58m.
About 15% of weekly flights between Bangkok and Tokyo have experienced delays in the past year, with the average delay time being 109 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Japan Airlines have had the lowest number of delays on this route, with just 5% of flights being delayed.
Food
Comfort
Crew
Entertainment
Overall
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Food
Comfort
Crew
Entertainment
Overall
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Food
Comfort
Crew
Entertainment
Overall
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Food
Comfort
Crew
Entertainment
Overall
Boarding
Reviews
Julie,Sep 2025
CGK - HND
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$165 | Average$391 | FlexibilityNo cancel fee | On-time90% | |
| Cheapest$256 | Average$291 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$401 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$263 | Average$385 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$293 | Average$394 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$342 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$361 | Average$454 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$379 | Average$566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$431 | Average$572 | FlexibilityNo cancel fee | On-time80% |