Route guide

Shimada to Busan (FSZ-PUS): Nonstop Upgrade & Award Space

Air Busan flies nonstop from Shimada (FSZ) to Busan (PUS) 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
524 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every FSZ to PUS 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 Shimada to Busan 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 FSZ to PUS 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 FSZ to PUS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Shimada to Busan nonstop

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

  • Air Busan
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Frequently asked questions about FSZ to PUS

How far is Busan from Shimada?
FSZ to PUS covers about 524 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from FSZ to PUS?
Air Busan is currently the only airline flying FSZ to PUS nonstop. 2LNR tracks confirmed upgrade and award space on every Air Busan departure.
How often does FSZ to PUS operate?
The nonstop currently runs three times a week, on Air Busan. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on FSZ to PUS?
Open the FSZ to PUS calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Shimada to Busan route, and 2LNR will notify you when space opens. It's free to start.

Never miss FSZ to PUS upgrade or award space

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

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