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 | $295 (Booking.com)  | 
One-way from | $146 (Kiwi.com)  | 
Popular in | April | 
Cheapest in | June | 
Average price | $393 | 
Good round-trip deal | $326 or less | 
Good one-way deal | $244 or less | 
Fly from
Fly to
Route
Depart
Return
Price
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 2/15
9:15 pm-7:45 am
1 stop8h 30m
Tokyo Narita
Fri 2/27
9:00 am-5:00 pm
1 stop10h 00m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Mon 4/20
9:05 pm-8:00 am
1 stop8h 55m
Tokyo Narita
Wed 4/22
9:30 am-6:30 pm
1 stop11h 00m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 4/19
3:55 pm-7:35 am
1 stop13h 40m
Tokyo Narita
Wed 4/22
9:30 am-8:05 pm
1 stop12h 35m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Mon 4/20
2:25 pm-8:00 am
1 stop15h 35m
Tokyo Narita
Fri 4/24
9:30 am-10:50 am
1 stop27h 20m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 4/19
3:55 pm-7:35 am
1 stop13h 40m
Tokyo Narita
Thu 4/23
9:00 am-5:05 pm
1 stop10h 05m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 3/22
1:55 am-2:15 pm
1 stop10h 20m
Tokyo Narita
Thu 3/26
3:10 pm-12:15 am
1 stop11h 05m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Fri 12/5
3:15 am-6:00 pm
1 stop12h 45m
Tokyo Narita
Tue 12/9
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Fri 12/5
7:30 pm-6:00 pm
1 stop20h 30m
Tokyo Narita
Wed 12/10
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Thu 4/16
6:05 pm-7:35 am
1 stop11h 30m
Tokyo Narita
Tue 4/21
9:30 am-6:05 pm
1 stop10h 35m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sat 4/18
7:05 pm-7:35 am
1 stop10h 30m
Tokyo Narita
Wed 4/22
9:30 am-6:05 pm
1 stop10h 35m
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| 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 78 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 $229). Flying from Bangkok Suvarnabhumi Airport to Tokyo in December is currently the most expensive (average of $321). 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 Tuesday (54 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (53 on average).
Shanghai (PVG) – chosen by Cheapflights users on 38% 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.
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Julie,Sep 2025
CGK - HND
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Julie,Sep 2025
CGK - HND
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$165 | Average$391 | FlexibilityNo cancel fee | On-time90% | |
| Cheapest$253 | Average$426 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$256 | Average$291 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$257 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$267 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$402 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$390 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$302 | Average$413 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$342 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$428 | Average$577 | FlexibilityNo cancel fee | On-time80% |