Route guide

Singapore to Chiang Rai (SIN-CEI): Nonstop Upgrade & Award Space

Scoot flies nonstop from Singapore (SIN) to Chiang Rai (CEI) just three times a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

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

See SIN to CEI on the interactive map Get started free
3
Nonstop flights a week
1,314 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SIN to CEI 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 Singapore to Chiang Rai 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 SIN to CEI 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 SIN to CEI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Singapore to Chiang Rai nonstop

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

  • Scoot
See SIN to CEI on the interactive map →

Frequently asked questions about SIN to CEI

How far is Chiang Rai from Singapore?
SIN to CEI covers about 1,314 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from SIN to CEI?
Scoot is currently the only airline flying SIN to CEI nonstop. 2LNR tracks confirmed upgrade and award space on every Scoot departure.
How often does SIN to CEI operate?
The nonstop currently runs three times a week, on Scoot. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on SIN to CEI?
Open the SIN to CEI calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Singapore to Chiang Rai route, and 2LNR will notify you when space opens. It's free to start.

Never miss SIN to CEI upgrade or award space

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

Get started free