$175+ Cheap flights from Kathmandu (KTM) to Suvarnabhumi (BKK)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — BKK
May 21 — May 281
Round-trip
1 adult, Economy
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Find cheap flights from Kathmandu to Suvarnabhumi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Bangkok Suvarnabhumi are usually found in July or January, booked 81 days in advance, depart on a Wednesday or Monday and return on a Tuesday
Cheap flight deals from Kathmandu to Suvarnabhumi
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Best
Last-minute
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Cheapest flights from Kathmandu to SuvarnabhumiExplore the most affordable flight options available from Kathmandu to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.
Explore the most affordable flight options available from Kathmandu to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:15 pm
KTM
- BKK
1 stop22h 15m
SriLankan Airlines
Wed 5/273:20 pm
BKK
- KTM
1 stop22h 10m
SriLankan Airlines
Deal found 4/17![SriLankan Airlines logo]()
$303
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Fri 6/124:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/19![Nepal Airlines logo]()
$315
This Justfly.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Mon 6/294:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/21![Nepal Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Mon 6/84:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/17![Nepal Airlines logo]()
$348
This Super.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/199:10 pm
KTM
- BKK
1 stop15h 50m
Air India
Sun 6/73:15 pm
BKK
- KTM
1 stop9h 00m
Air India
Deal found 4/19![Air India logo]()
$366
This Trip.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Mon 5/254:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/18![Nepal Airlines logo]()
$367
This Trip.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:40 pm
KTM
- BKK
1 stop14h 35m
Air India
Wed 6/33:15 pm
BKK
- KTM
1 stop9h 00m
Air India
Deal found 4/18![Air India logo]()
$377
This Super.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:40 pm
KTM
- BKK
1 stop14h 35m
Air India
Fri 5/225:55 pm
BKK
- KTM
1 stop13h 55m
Air India
Deal found 4/17![Air India logo]()
$378
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Fri 6/54:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/17![Nepal Airlines logo]()
$379
This Super.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/199:10 pm
KTM
- BKK
1 stop8h 05m
Air India
Sat 5/233:15 pm
BKK
- KTM
1 stop10h 05m
Air India
Deal found 4/21![Air India logo]()
$380
This Super.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:45 am
KTM
- BKK
1 stop23h 40m
Air India
Tue 6/93:15 pm
BKK
- KTM
1 stop18h 55m
Air India
Deal found 4/21![Air India logo]()
$381
Best flights from Kathmandu to SuvarnabhumiDiscover carefully curated flight deals from Kathmandu to Suvarnabhumi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 21, 2026.
Discover carefully curated flight deals from Kathmandu to Suvarnabhumi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 21, 2026.
This Trip.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:05 am
KTM
- BKK
1 stop9h 05m
Air India
Mon 5/113:15 pm
BKK
- KTM
1 stop9h 30m
Air India
Deal found 4/21![Air India logo]()
$428
This Gotogate deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:45 am
KTM
- BKK
1 stop8h 55m
Multiple Airlines
Mon 5/118:50 pm
BKK
- KTM
Nonstop3h 25m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$564
This China Eastern deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/214:35 pm
KTM
- BKK
2 stops24h 20m
China Eastern
Sat 5/233:55 pm
BKK
- KTM
1 stop24h 55m
China Eastern
Deal found 4/18![China Eastern logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:30 pm
KTM
- BKK
Nonstop3h 30m
Thai Airways
Sat 5/239:15 pm
BKK
- KTM
Nonstop3h 25m
Thai Airways
Deal found 4/21![Thai Airways logo]()
$606
This China Eastern deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:35 pm
KTM
- BKK
2 stops24h 20m
China Eastern
Mon 5/251:20 pm
BKK
- KTM
1 stop27h 30m
China Eastern
Deal found 4/18![China Eastern logo]()
$597
This China Eastern deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:35 pm
KTM
- BKK
1 stop18h 30m
China Eastern
Sun 6/77:50 am
BKK
- KTM
1 stop9h 00m
China Eastern
Deal found 4/21![China Eastern logo]()
$602
This China Eastern deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/244:35 pm
KTM
- BKK
1 stop26h 00m
China Eastern
Sat 6/67:50 am
BKK
- KTM
1 stop9h 00m
China Eastern
Deal found 4/17![China Eastern logo]()
$603
This China Eastern deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/174:35 pm
KTM
- BKK
2 stops24h 20m
China Eastern
Sun 5/247:15 pm
BKK
- KTM
2 stops45h 35m
China Eastern
Deal found 4/18![China Eastern logo]()
$606
This China Eastern deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:35 pm
KTM
- BKK
1 stop21h 05m
China Eastern
Wed 6/101:20 pm
BKK
- KTM
1 stop27h 30m
China Eastern
Deal found 4/19![China Eastern logo]()
$606
This China Eastern deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/194:35 pm
KTM
- BKK
1 stop18h 30m
China Eastern
Fri 5/222:10 am
BKK
- KTM
3 stops38h 40m
China Eastern
Deal found 4/21![China Eastern logo]()
$636
This China Eastern deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/64:35 pm
KTM
- BKK
3 stops46h 00m
China Eastern
Mon 6/82:10 am
BKK
- KTM
2 stops14h 40m
China Eastern
Deal found 4/21![China Eastern logo]()
$637
Last-minute flights from Kathmandu to SuvarnabhumiDiscover last-minute flight deals from Kathmandu to Suvarnabhumi. Data last updated April 21, 2026 and is based on user searches.
Discover last-minute flight deals from Kathmandu to Suvarnabhumi. Data last updated April 21, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:30 am
KTM
- BKK
1 stop9h 10m
Air India
Sun 5/1710:25 pm
BKK
- KTM
1 stop9h 25m
Air India
Deal found 4/17![Air India logo]()
$384
This Trip.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:40 pm
KTM
- BKK
1 stop14h 35m
Air India
Wed 6/33:15 pm
BKK
- KTM
1 stop9h 00m
Air India
Deal found 4/18![Air India logo]()
$377
This Super.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:40 pm
KTM
- BKK
1 stop14h 35m
Air India
Fri 5/225:55 pm
BKK
- KTM
1 stop13h 55m
Air India
Deal found 4/17![Air India logo]()
$378
This Super.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:30 am
KTM
- BKK
1 stop12h 40m
Air India
Sat 5/233:15 pm
BKK
- KTM
1 stop10h 05m
Air India
Deal found 4/18![Air India logo]()
$382
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:15 pm
KTM
- BKK
1 stop22h 15m
SriLankan Airlines
Wed 5/273:20 pm
BKK
- KTM
1 stop22h 10m
SriLankan Airlines
Deal found 4/17![SriLankan Airlines logo]()
$303
This Trip.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:45 am
KTM
- BKK
1 stop8h 55m
Air India
Fri 6/53:15 pm
BKK
- KTM
1 stop9h 00m
Air India
Deal found 4/21![Air India logo]()
$387
This Super.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/199:10 pm
KTM
- BKK
1 stop15h 50m
Air India
Sun 6/73:15 pm
BKK
- KTM
1 stop9h 00m
Air India
Deal found 4/19![Air India logo]()
$366
This Super.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/199:10 pm
KTM
- BKK
1 stop8h 05m
Air India
Sat 5/233:15 pm
BKK
- KTM
1 stop10h 05m
Air India
Deal found 4/21![Air India logo]()
$380
This Trip.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Mon 5/254:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/18![Nepal Airlines logo]()
$367
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2211:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Fri 6/54:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/17![Nepal Airlines logo]()
$379
This Trip.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:05 am
KTM
- BKK
1 stop19h 10m
Air India
Fri 6/128:40 am
BKK
- KTM
1 stop9h 05m
Air India
Deal found 4/21![Air India logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Mon 6/84:45 pm
BKK
- KTM
Nonstop3h 30m
Nepal Airlines
Deal found 4/17![Nepal Airlines logo]()
$348
One-way flights from Kathmandu to SuvarnabhumiSearch for one-way flight options from Kathmandu to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated April 21, 2026.
Search for one-way flight options from Kathmandu to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated April 21, 2026.
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:15 pm
KTM
- BKK
1 stop22h 15m
SriLankan Airlines
Deal found 4/17![SriLankan Airlines logo]()
$175
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/251:15 pm
KTM
- BKK
1 stop22h 15m
SriLankan Airlines
Deal found 4/17![SriLankan Airlines logo]()
$178
This Trip.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:15 pm
KTM
- BKK
1 stop22h 15m
SriLankan Airlines
Deal found 4/18![SriLankan Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:40 pm
KTM
- BKK
1 stop21h 50m
SriLankan Airlines
Deal found 4/19![SriLankan Airlines logo]()
$191
This Super.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:10 am
KTM
- BKK
Nonstop3h 20m
Nepal Airlines
Deal found 4/17![Nepal Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/179:10 pm
KTM
- BKK
1 stop8h 05m
Air India
Deal found 4/17![Air India logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:05 am
KTM
- BKK
1 stop9h 05m
Air India
Deal found 4/21![Air India logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:05 am
KTM
- BKK
1 stop9h 05m
Air India
Deal found 4/21![Air India logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:30 am
KTM
- BKK
1 stop9h 10m
Air India
Deal found 4/17![Air India logo]()
$205
Find flight deals from Kathmandu to Suvarnabhumi
Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $303 (Booking.com) |
One-way from | $175 (Mytrip) |
Popular in | April |
Cheapest in | July |
Average price | $329 |
Good round-trip deal | $440 or less |
Good one-way deal | $496 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Kathmandu to Suvarnabhumi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 21, 2026.
Use the filters below to find and compare flights from Kathmandu to Bangkok Suvarnabhumi Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Fri 5/8
10:05 am-8:25 pm
1 stop9h 05m
Bangkok Suvarnabhumi
Mon 5/11
3:15 pm-11:30 pm
1 stop9h 30m
$428
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Mon 5/11
6:45 am-4:55 pm
1 stop8h 55m
Bangkok Suvarnabhumi
Mon 5/11
8:50 pm-11:00 pm
Nonstop3h 25m
$564
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Thu 5/21
4:35 pm-6:10 pm
2 stops24h 20m
Bangkok Suvarnabhumi
Sat 5/23
3:55 pm-3:35 pm
1 stop24h 55m
$597
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Tue 5/19
4:35 pm-6:10 pm
2 stops24h 20m
Bangkok Suvarnabhumi
Mon 5/25
1:20 pm-3:35 pm
1 stop27h 30m
$597
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Tue 5/19
4:35 pm-12:20 pm
1 stop18h 30m
Bangkok Suvarnabhumi
Sun 6/7
7:50 am-3:35 pm
1 stop9h 00m
$602
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Sun 5/24
4:35 pm-7:50 pm
1 stop26h 00m
Bangkok Suvarnabhumi
Sat 6/6
7:50 am-3:35 pm
1 stop9h 00m
$603
Quickest round-trip
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Tue 5/19
1:30 pm-6:15 pm
Nonstop3h 30m
Bangkok Suvarnabhumi
Sat 5/23
9:15 pm-11:25 pm
Nonstop3h 25m
$606
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Sun 5/17
4:35 pm-6:10 pm
2 stops24h 20m
Bangkok Suvarnabhumi
Sun 5/24
7:15 pm-3:35 pm
2 stops45h 35m
$606
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Tue 5/19
4:35 pm-2:55 pm
1 stop21h 05m
Bangkok Suvarnabhumi
Wed 6/10
1:20 pm-3:35 pm
1 stop27h 30m
$606
KathmanduBangkok
KTM - BKK
KTMBKK
Kathmandu Tribhuvan
Tue 5/19
4:35 pm-12:20 pm
1 stop18h 30m
Bangkok Suvarnabhumi
Fri 5/22
2:10 am-3:35 pm
3 stops38h 40m
$636
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Kathmandu to Suvarnabhumi
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Suvarnabhumi in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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 Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kathmandu-Bangkok Suvarnabhumi Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kathmandu-Bangkok Suvarnabhumi Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-Bangkok Suvarnabhumi Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Kathmandu to Suvarnabhumi
Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Kathmandu with our price prediction graph.
KTM-BKK
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Kathmandu to Bangkok Suvarnabhumi Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Kathmandu to Bangkok Suvarnabhumi Airport?
Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Suvarnabhumi. Price data was last updated on April 17, 2026.
The price you pay for your flight from Kathmandu to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 81 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Kathmandu to Bangkok Suvarnabhumi Airport?
Currently, July is the cheapest month in which you can book a flight from Kathmandu to Bangkok Suvarnabhumi Airport (average of $247). Flying from Kathmandu to Bangkok Suvarnabhumi Airport in April is currently the most expensive (average of $329). 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.
What is the cheapest time of day to fly from KTM to BKK?
Find hourly flight availability from Kathmandu to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kathmandu to Bangkok Suvarnabhumi Airport as you normally would.
How often are flights from Kathmandu to Bangkok delayed?
About 35% of weekly flights between Kathmandu and Bangkok have experienced delays in the past year, with the average delay time being 122 minutes.
What is the most punctual flight time for Kathmandu to Bangkok flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Kathmandu to Bangkok flights?
Over the last year, Thai Airways have had the lowest number of delays on this route, with just 28% of flights being delayed.
The best insider tips for Kathmandu to Bangkok Suvarnabhumi Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Kathmandu to Bangkok Suvarnabhumi Airport trip
Our travel experts
Reviews of airlines servicing Suvarnabhumi
Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated April 21, 2026.
Get a feel of what it's like to fly with Thai Airways,Thai AirAsia, andThai Lion Air from Kathmandu to Bangkok Suvarnabhumi Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.7
Boarding
7.9
Entertainment
6.9
Crew
8.4
Food
7.4
Overall
7.9
Reviews
1 / 20
10.0
ExcellentVirendra,Jan 2026
DEL - BKK
Comfort
7.7
Boarding
7.9
Entertainment
6.9
Crew
8.4
Food
7.4
Overall
7.9
Reviews
1 / 20
10.0
ExcellentVirendra,Jan 2026
DEL - BKK
Comfort
7.7
Boarding
7.9
Entertainment
6.9
Crew
8.4
Food
7.4
Overall
7.9
Reviews
1 / 20
10.0
ExcellentVirendra,Jan 2026
DEL - BKK
Comfort
7.7
Boarding
7.9
Entertainment
6.9
Crew
8.4
Food
7.4
Overall
7.9
Reviews
1 / 20
10.0
ExcellentVirendra,Jan 2026
DEL - BKK
Related info for your journey
Find useful and relevant information for your journey from Kathmandu to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Bangkok Suvarnabhumi Airport?
Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locationsKo Samet
Kanchanaburi
Chonburi
Cha-am
Sattahip
Pak Chong
Ko Lan
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Kathmandu and Suvarnabhumi flights
Browse other Kathmandu and Suvarnabhumi flight options. Last updated on April 21, 2026.
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Other flights to Suvarnabhumi
Explore flights to Suvarnabhumi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 21, 2026.
Top 4 airlines flying from Kathmandu to Suvarnabhumi
Discover the top 4 airlines that operate flights from Kathmandu to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$114 | Average$232 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$151 | Average$248 | FlexibilityNo cancel fee | On-time87% | |
| Cheapest$187 | Average$295 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$307 | Average$361 | FlexibilityNo cancel fee | On-time77% |