Route guide

Singapore to Surabaya (SIN-SUB): Nonstop Upgrade & Award Space

Singapore Airlines and Scoot fly nonstop between Singapore (SIN) and Surabaya (SUB), roughly 33 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every SIN to SUB 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.

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33
Nonstop flights a week
856 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SIN to SUB 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 Surabaya 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 SUB 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 SUB on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Singapore to Surabaya nonstop

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

  • Singapore Airlines
  • Scoot
See SIN to SUB on the interactive map →

Frequently asked questions about SIN to SUB

How far is Surabaya from Singapore?
SIN to SUB covers about 856 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 SUB?
Singapore Airlines and Scoot fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from SIN to SUB?
About 33 nonstop flights a week run between Singapore and Surabaya in the current schedule, operated by Singapore Airlines and Scoot. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on SIN to SUB?
Open the SIN to SUB calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Singapore to Surabaya route, and 2LNR will notify you when space opens. It's free to start.

Never miss SIN to SUB upgrade or award space

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

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