Route guide

Bangkok to Surabaya (DMK-SUB): Nonstop Upgrade & Award Space

Thai Lion Mentari flies nonstop from Bangkok (DMK) to Surabaya (SUB) 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.

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3
Nonstop flights a week
1,692 mi
Nonstop distance
Free
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Confirmed upgrade & award space on every DMK 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 Bangkok 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 DMK 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 DMK to SUB on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Bangkok to Surabaya nonstop

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

  • Thai Lion Mentari
See DMK to SUB on the interactive map →

Frequently asked questions about DMK to SUB

How far is Surabaya from Bangkok?
DMK to SUB covers about 1,692 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from DMK to SUB?
Thai Lion Mentari is currently the only airline flying DMK to SUB nonstop. 2LNR tracks confirmed upgrade and award space on every Thai Lion Mentari departure.
How often does DMK to SUB operate?
The nonstop currently runs three times a week, on Thai Lion Mentari. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on DMK to SUB?
Open the DMK to SUB calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Bangkok to Surabaya route, and 2LNR will notify you when space opens. It's free to start.

Never miss DMK 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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