--- title: "Chiang Rai to Singapore flights: who flies CEI-SIN" description: "Scoot flies Chiang Rai (CEI) to Singapore (SIN) nonstop about 4 times a week as TR 671, scheduled at 3h 25m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/cei-sin" url: "https://2lnr.com/routes/cei-sin.md" date_modified: "2026-10-25T05:37:10Z" --- # Chiang Rai to Singapore (CEI-SIN): nonstop flights and who flies them Scoot flies the CEI to SIN nonstop about 4 times a week. In the timetable below it flies as TR 671, scheduled at 3h 25m for the 1,314 miles. Schedule last confirmed October 25, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 25, 2026. See CEI to SIN on the interactive map [Get started free](https://2lnr.com/login) 4 Flights a week, 4-week average 3h 25m Scheduled flight time 1,314 mi Nonstop distance Free To get started ## Chiang Rai to Singapore flight schedule Scheduled nonstop departures for CEI to SIN starting October 25, 2026, last checked against our schedule feed on October 25, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Chiang Rai (CEI) to Singapore (SIN) | Date | Flight | Airline | Departs CEI | Arrives SIN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Mon, Oct 26 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | [Embraer E190-E2](https://2lnr.com/seatmaps/tr/e190-e2.md) | | Fri, Oct 30 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | Embraer E190-E2 | | Sat, Oct 31 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | Embraer E190-E2 | | Mon, Nov 2 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | Embraer E190-E2 | | Thu, Nov 5 | TR 671 | Scoot | 15:15 | 19:40 | 3h 25m | Embraer E190-E2 | | Fri, Nov 6 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | Embraer E190-E2 | | Sat, Nov 7 | TR 671 | Scoot | 19:00 | 23:25 | 3h 25m | Embraer E190-E2 | Showing all 7 scheduled CEI to SIN departures across 7 days with service, starting October 25, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every CEI to SIN date on the interactive map ## Aircraft on the Chiang Rai to Singapore nonstop Scoot flies the [Embraer E190-E2](https://2lnr.com/seatmaps/tr/e190-e2.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full CEI to SIN nonstop schedule This page carries the full CEI to SIN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each CEI to SIN nonstop and how often it runs, from 2LNR's schedule data. ### 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. - [Scoot (TR) route map](https://2lnr.com/routes/airlines/tr.md)\ [The aircraft TR flies](https://2lnr.com/seatmaps/tr.md) See CEI to SIN on the interactive map → ## Frequently asked questions about CEI to SIN **How long is the flight from Chiang Rai (CEI) to Singapore (SIN)?** TR 671 is scheduled at 3h 25m from Chiang Rai (CEI) to Singapore (SIN) on every departure in the schedule table on this page. The nonstop covers about 1,314 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CEI to SIN?** Scoot is currently the only airline flying CEI to SIN nonstop. 2LNR doesn't show award or upgrade space for it on CEI to SIN, so this page carries the schedule rather than a space claim. **How many flights a week are there from CEI to SIN?** About 4 nonstop flights a week run between Chiang Rai (CEI) and Singapore (SIN) in the current schedule, operated by Scoot. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CEI to SIN depart?** Scheduled CEI to SIN nonstops in the next 7 days with service leave between 15:15 and 19:00, local time at Chiang Rai. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CEI to SIN nonstop?** Scoot flies TR 671 nonstop from Chiang Rai (CEI) to Singapore (SIN), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on CEI to SIN?** Not on this route: 2LNR doesn't show award or upgrade space for Scoot on CEI to SIN. The page carries the full CEI to SIN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [SIN to CEI nonstop flights](https://2lnr.com/routes/sin-cei.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Chiang Rai (CEI)](https://2lnr.com/routes/cei.md), or [every route from Singapore (SIN)](https://2lnr.com/routes/sin.md). Nonstops to Singapore (SIN) from other airports within 150 miles of Chiang Rai (CEI): - [Chiang Mai (CNX) to Singapore (SIN)](https://2lnr.com/routes/cnx-sin.md), 101 miles from CEI Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full CEI to SIN nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)