United's Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding for comfort.
United's Premium Plus seats offer extra legroom and upgraded meals, ideal for international flights.

Round-trip from | $293 (Kiwi.com) |
|---|---|
One-way from | $143 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $476 |
Fly from
Fly to
Route
Depart
Return
Price
BangkokTokyo
DMK - NRT
DMKNRT
Bangkok Don Mueang Intl
Wed 6/10
11:55 am-8:00 pm
Nonstop6h 05m
Tokyo Narita
Sun 6/14
9:15 am-2:40 pm
Nonstop7h 25m
BangkokTokyo
DMK - NRT
DMKNRT
Bangkok Don Mueang Intl
Thu 5/7
1:35 am-9:45 am
Nonstop6h 10m
Tokyo Narita
Sat 5/16
9:15 am-2:40 pm
Nonstop7h 25m
BangkokTokyo
DMK - NRT
DMKNRT
Bangkok Don Mueang Intl
Sat 5/16
11:55 am-8:00 pm
Nonstop6h 05m
Tokyo Narita
Tue 5/26
12:10 pm-4:55 pm
Nonstop6h 45m
BangkokTokyo
DMK - NRT
DMKNRT
Bangkok Don Mueang Intl
Sat 5/2
11:55 am-8:00 pm
Nonstop6h 05m
Tokyo Narita
Sat 5/16
9:15 am-2:40 pm
Nonstop7h 25m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Fri 5/8
6:05 pm-7:35 am
1 stop11h 30m
Tokyo Narita
Sat 5/16
9:30 am-2:45 pm
1 stop31h 15m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Mon 1/19
3:15 am-6:00 pm
1 stop12h 45m
Tokyo Narita
Thu 1/22
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Mon 1/19
7:30 pm-6:00 pm
1 stop20h 30m
Tokyo Narita
Mon 1/26
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Sun 1/18
3:15 am-6:00 pm
1 stop12h 45m
Tokyo Narita
Sat 1/24
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Fri 1/16
3:15 am-6:00 pm
1 stop12h 45m
Tokyo Narita
Sun 1/25
7:00 pm-11:10 am
1 stop18h 10m
BangkokTokyo
BKK - NRT
BKKNRT
Bangkok Suvarnabhumi
Thu 1/15
7:30 pm-6:00 pm
1 stop20h 30m
Tokyo Narita
Sat 1/24
7:00 pm-11:10 am
1 stop18h 10m
To ensure you get the cheapest price possible for a flight from Bangkok to Tokyo Narita Airport, you should look to book at least 18 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, September is the cheapest month in which you can book a flight from Bangkok to Tokyo Narita Airport (average of $132). Flying from Bangkok to Tokyo Narita Airport 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.
When flying from Bangkok to Tokyo Narita Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 63% versus a flight in the morning.
The most flights from TH1 to NRT are scheduled on a Monday (26 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (25 on average).
About 19% of weekly flights between Bangkok and Tokyo have experienced delays in the past year, with the average delay time being 98 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday 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.
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Joe,Jun 2025
BKK - TPE
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Joe,Jun 2025
BKK - TPE
Comfort
Food
Overall
Boarding
Crew
Entertainment
Reviews
Joe,Jun 2025
BKK - TPE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$291 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$257 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$402 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$268 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$293 | Average$411 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$342 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$379 | Average$566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$476 | Average$567 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$512 | Average$570 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$524 | Average$651 | FlexibilityNo cancel fee | On-time77% |