Route guide

Si Samrong to Bangkok (THS-BKK): Nonstop Upgrade & Award Space

Bangkok Airways flies nonstop between Si Samrong (THS) and Bangkok (BKK), roughly 14 times a week. With Bangkok Airways operating this route so often, premium seats still turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every THS to BKK departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See THS to BKK on the interactive map Get started free
14
Nonstop flights a week
253 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every THS to BKK departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Si Samrong to Bangkok to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each THS to BKK departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See THS to BKK on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Si Samrong to Bangkok nonstop

Carriers operating THS to BKK nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Bangkok Airways
See THS to BKK on the interactive map →

Frequently asked questions about THS to BKK

How far is Bangkok from Si Samrong?
THS to BKK covers about 253 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from THS to BKK?
Bangkok Airways is currently the only airline flying THS to BKK nonstop. 2LNR tracks confirmed upgrade and award space on every Bangkok Airways departure.
How many flights a week are there from THS to BKK?
About 14 nonstop flights a week run between Si Samrong and Bangkok in the current schedule, operated by Bangkok Airways. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on THS to BKK?
Open the THS to BKK calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Si Samrong to Bangkok route, and 2LNR will notify you when space opens. It's free to start.

Never miss THS to BKK upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free