Navigating security at BKK can be a nightmare. Arrive 90 minutes early to clear security and immigration, especially if your gate is in the satellite concourse.

Most accurate provider | OneTravel 3 stars |
|---|---|
Most trusted provider | OneTravel 3 stars |
Round-trip from | $340 (Mytrip) |
One-way from | $142 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $318 |
Good one-way deal | $253 or less |
Fly from
Fly to
Route
Depart
Return
Price
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
jeu. 11/27
11:25 am-11:30 am
1 stop25h 20m
Kathmandu Tribhuvan
jeu. 12/4
11:30 pm-5:55 pm
1 stop17h 10m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
ven. 11/28
11:25 am-10:30 pm
1 stop12h 20m
Kathmandu Tribhuvan
ven. 12/5
12:30 pm-5:05 pm
1 stop27h 20m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
mar. 11/18
11:25 am-11:30 am
1 stop25h 20m
Kathmandu Tribhuvan
jeu. 11/27
12:30 pm-12:55 pm
1 stop23h 10m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
ven. 11/28
10:50 am-12:15 pm
1 stop26h 40m
Kathmandu Tribhuvan
ven. 12/5
1:30 pm-6:15 pm
Nonstop3h 30m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
ven. 11/28
1:50 pm-6:35 am
2 stops18h 00m
Kathmandu Tribhuvan
ven. 12/5
6:30 am-8:20 pm
1 stop12h 35m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
ven. 11/28
4:45 pm-7:00 pm
Nonstop3h 30m
Kathmandu Tribhuvan
ven. 12/5
11:10 am-3:45 pm
Nonstop3h 20m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
mar. 11/25
3:45 am-12:15 pm
1 stop9h 45m
Kathmandu Tribhuvan
mer. 12/3
11:10 am-3:45 pm
Nonstop3h 20m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
ven. 11/28
10:15 am-12:25 pm
Nonstop3h 25m
Kathmandu Tribhuvan
jeu. 12/4
12:25 am-5:10 am
Nonstop3h 30m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
mar. 4/28
6:00 am-9:45 pm
1 stop17h 00m
Kathmandu Tribhuvan
ven. 5/8
10:45 pm-4:20 pm
1 stop16h 20m
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
mer. 11/5
10:50 am-12:15 pm
1 stop26h 40m
| 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*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Bangkok Suvarnabhumi Airport to Kathmandu is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $122). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $239). 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 Suvarnabhumi Airport to Kathmandu, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 35% versus a flight in the morning.
About 38% of weekly flights between Bangkok and Kathmandu have experienced delays in the past year, with the average delay time being 101 minutes.
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Thursday 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, Thai Airways have had the lowest number of delays on this route, with just 29% of flights being delayed.
Comfort
Food
Entertainment
Boarding
Overall
Crew
Reviews
Joe,Jun 2025
BKK - TPE
Comfort
Food
Entertainment
Boarding
Overall
Crew
Reviews
Joe,Jun 2025
BKK - TPE
Comfort
Food
Entertainment
Boarding
Overall
Crew
Reviews
Joe,Jun 2025
BKK - TPE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$212 | Average$291 | FlexibilityNo cancel fee | On-time87% | |
| Cheapest$219 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$383 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$442 | Average$480 | FlexibilityNo cancel fee | On-time77% |