Singapore Airlines· Callsign SIA25

SQ25 from Frankfurt to Singapore, tracked live

Singapore Airlines between Frankfurt and Singapore: 10,278 km east, ultra-long-haul, tracked live here whenever it is transmitting.

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Status on this page means observed ADS-B activity inside available receiver coverage. Confirm official delay, cancellation, gate and booking status with Singapore Airlines.

FRA
Frankfurt
Frankfurt Airport
10,278 km · 6,387 mi
Non-stop
SIN
Singapore
Singapore Changi Airport
Aircraft
Boeing 777-300ER
typical equipment
Distance
10,278 km
5,550 nautical miles
Heading
85°
tracks east
Clock change
+6 h
on arrival
Range used
75%
of the type's book range
Length rank
#67
of 347 tracked routes

Follow SQ25 in real time

The aircraft appears below whenever it is airborne and inside receiver coverage. Its planned route is drawn between the two airports.

SQ25 at a glance

  • The trip: 10,278 km (6,387 miles) from Frankfurt to Singapore, flying east.
  • How long: no published block time for this service yet.
  • Your watch: set it 6 hours forward on arrival.
  • Window seat tip: the right (south-facing) side gets the sun on a daytime flight.
  • The plane: usually a Boeing 777-300ER. This route uses about 75% of how far it can fly.

SQ25 route overview: FRA to SIN

SQ25 distance and great-circle path

SQ25 covers 10,278 km, or 6,387 miles. That makes it an ultra-long-haul flight, near the limit of what most twinjets can fly non-stop. Of the 347 routes we track, it ranks 67 by distance.

Frankfurt to Singapore is 10,278 km (6,387 miles) on an initial heading of 85°, which is broadly east. Watches move 6 hours forward between the two gates. It links Germany with Singapore.

Our guide explains how the FRA-SIN route appears on a tracker map.

Can the Boeing 777-300ER comfortably fly SQ25?

Not really. It uses about 75% of the Boeing 777-300ER's range. That leaves room for a full load of passengers and bags. The full numbers are on our aircraft page for the Boeing 777-300ER.

What to know about SQ25

  • Time change: you land 6 hours ahead of the time you left. That is enough to cause jet lag. Here is how pilots handle it.

What we know about SQ25

What flying FRA to SIN takes

It is an ultra-long-haul sector, near the limit of what most twinjets can fly non-stop. Singapore Airlines needs a long-range widebody such as an A350, 787 or 777: few types can fly this far with a commercial payload, and headwinds can force a technical stop on the worst days. Eastbound, the jet stream is usually a tailwind, so the return leg against it tends to be the longer of the two. In daylight the sun sits on the right (south-facing) side of the cabin for most of the crossing.

How we verified this

The origin and destination on this page are the ones we verified for callsign SIA25 through adsbdb, not a schedule copied from elsewhere. We have logged it airborne on 26 days between 2026-09-19 and 2026-10-14. Timings are observations, not an official operational status: always confirm with the airline before travelling.

This page was published from our own tracking record rather than a third-party schedule feed, so it grows as we see the flight again. The seven-day log below is the raw version of the same evidence.

SQ25 activity in the past 7 days

Our database contains 8 observations of SQ25 across 8 UTC dates in this window, most recently 2026-10-14. Those records contain 7 distinct transponder addresses. The most frequently resolved route was FRA-SIN (8 records).

The median recorded visibility was 1276 minutes. That is time inside receiver coverage, not airborne duration or an on-time-performance measurement.

Date (UTC)RouteFirst trackedLast trackedTracked for
2026-10-14 FRA → SIN 00:58 UTC 01:38 UTC 0h 40m
2026-10-13 FRA → SIN 00:48 UTC 22:38 UTC 21h 50m
2026-10-12 FRA → SIN 02:27 UTC 22:48 UTC 20h 20m
2026-10-11 FRA → SIN 01:19 UTC 22:26 UTC 21h 7m
2026-10-10 FRA → SIN 01:09 UTC 22:27 UTC 21h 18m
2026-10-09 FRA → SIN 00:55 UTC 22:10 UTC 21h 15m
2026-10-08 FRA → SIN 00:59 UTC 22:32 UTC 21h 33m
2026-10-07 FRA → SIN 01:02 UTC 22:18 UTC 21h 16m

“First/last tracked” are when SQ25 entered and left receiver coverage, in UTC.

Airports and aircraft on SQ25

Every scheduled service we follow is listed in the tracker directory, including Singapore Airlines and other tracked flights grouped by airline.

FRA Frankfurt Airport Frankfurt, Germany · live radar →
SIN Singapore Changi Airport Singapore, Singapore · live radar →
B77W Boeing 777-300ER Typical equipment · specs →

How much CO2 does SQ25 emit?

Worked from the great-circle distance and the fuel burn measured for Boeing 777-300ER, the aircraft normally flying this route. Carbon dioxide only - see the method below.

Distance flown10,278 km
AircraftBoeing 777-300ER
Fuel burn rate8.83 kg per km
Fuel burned90,728 kg
CO2, whole flight286.7 tonnes
Seats, typical layout365
Passengers carried303 at an 83% load factor
CO2 per passenger946 kg

Where that lands by cabin

The aircraft burns the same fuel whoever is aboard, so the cabins divide one total rather than each carrying their own. A seat's share is the floor it takes up, which is why an economy seat comes out below the 946 kg cabin average and a flat bed well above it.

Economy299 seats, 248 flown
687 kg CO2 per seat
Business55 seats, 46 flown
1,992 kg CO2 per seat
First11 seats, 9 flown
2,747 kg CO2 per seat

Taken whole, SQ25 emits what 4,778 trees take back out of the air in a year. One economy seat on it accounts for about the same carbon dioxide as driving a petrol car 5,566 km, or 27,035 km of the same journey by train.

How this is worked out. Fuel burn is read from published measurements of this type, taken at sectors of 10,199 km, 11,112 km and 13,334 km, interpolated to this route's 10,278 km. It counts carbon dioxide only, and the cabin split assumes the layout typical of this size of aircraft. Read the full method, sources and caveats, or put SQ25 against another flight.

Other tracked flights from Frankfurt

FlightRouteTypical aircraft
LH421Boston (BOS) → Frankfurt (FRA) A340 313XLH421 flight tracker →
AC846Montreal (YUL) → Frankfurt (FRA) Boeing 787-8 DreamlinerAC846 flight tracker →
AA705Frankfurt (FRA) → Charlotte (CLT) Boeing 777-200ERAA705 flight tracker →
LH455San Francisco (SFO) → Frankfurt (FRA) Boeing 747-8LH455 flight tracker →
LH400Frankfurt (FRA) → New York (JFK) Boeing 747-8LH400 flight tracker →
LH456Frankfurt (FRA) → Los Angeles (LAX) Boeing 747-8LH456 flight tracker →

Guides relevant to SQ25

Chosen from this route's distance, timing, aircraft, airline and airports.

The science of jet lag Arrival shifts the clock by 6 hours.
Narrowbody vs widebody aircraft A ultra-long-haul sector makes aircraft size, cabin layout and range especially relevant.
Boeing versus Airbus The typical aircraft is built by Boeing; these visual clues help identify it.

Data sources and review

Reviewed 2026-07-29 by Flight-Tracker.net Editorial Team

The route and typical schedule are maintained reference data. Live ADS-B observations are evidence of receiver coverage, not proof of on-time performance. Always confirm the operating date and times with the airline.

Read our schedule and observation review process, or inspect the machine-readable reference dataset.

Put SQ25 on your own site

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SQ25 frequently asked questions

How long is the SQ25 flight?

Frankfurt to Singapore is 10,278 km (6,387 miles) in a straight line. Actual airborne time varies with winds, routing and holding.

What aircraft operates SQ25?

Typically a Boeing 777-300ER (full specifications), using roughly 75% of that type's published range.

Does SQ25 fly every day?

Frequency varies by season. Always confirm with the airline before travelling.

Can I track SQ25 live?

Yes. Whenever SQ25 is airborne and in receiver coverage the map above follows it live, with altitude, ground speed and heading. Between rotations, the seven-day log above shows where it has been.

More Singapore Airlines flights to watch

FlightRouteTypical aircraft
SQ314 Singapore (SIN) → London (LHR) Airbus A350-900 SQ314 flight tracker →
SQ12 Tokyo (NRT) → Los Angeles (LAX) Boeing 777-300ER SQ12 flight tracker →
SQ11 Los Angeles (LAX) → Tokyo (NRT) Boeing 777-300ER SQ11 flight tracker →
SQ913 Manila (MNL) → Singapore (SIN) Airbus A350-900 SQ913 flight tracker →
SQ21 Newark (EWR) → Singapore (SIN) Airbus A350-900 SQ21 flight tracker →
SQ7922 Anchorage (ANC) → Dallas - Fort Worth (DFW) SQ7922 flight tracker →
SQ22 Singapore (SIN) → New York (EWR) Airbus A350-900ULR SQ22 flight tracker →
SQ380 Singapore (SIN) → Sydney (SYD) Airbus A380-800 SQ380 flight tracker →
SQ308 Singapore (SIN) → London (LHR) Airbus A380-800 SQ308 flight tracker →
SQ26 Singapore (SIN) → Frankfurt (FRA) → New York (JFK) Airbus A380-800 SQ26 flight tracker →
SQ1 Singapore (SIN) → Hong Kong (HKG) → San Francisco (SFO) Boeing 777-300ER SQ1 flight tracker →