Route guide

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

Scoot flies nonstop from Chiang Rai (CEI) to Singapore (SIN) just twice 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.

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2
Nonstop flights a week
1,314 mi
Nonstop distance
Free
To get started

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

Airlines flying Chiang Rai to Singapore nonstop

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

  • Scoot
See CEI to SIN on the interactive map →

Frequently asked questions about CEI to SIN

How far is Singapore from Chiang Rai?
CEI to SIN 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 CEI to SIN?
Scoot is currently the only airline flying CEI to SIN nonstop. 2LNR tracks confirmed upgrade and award space on every Scoot departure.
How often does CEI to SIN operate?
The nonstop currently runs twice 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 CEI to SIN?
Open the CEI to SIN calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Chiang Rai to Singapore route, and 2LNR will notify you when space opens. It's free to start.

Never miss CEI to SIN upgrade or award space

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

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