Airport route guide

Upgrade & Award Space from Tainan (TNN)

Tainan Airport (TNN) is a small station in Tainan, TW with nonstop service to 2 destinations, served by UNI Air. Because the schedule is limited, an upgrade or award opening on a Jincheng flight rarely lasts. 2LNR checks every TNN nonstop for confirmed availability, so a rare opening doesn't go unnoticed.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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2
Nonstop destinations
30+
Airlines in award search
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Confirmed upgrade & award space on every TNN route

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Pick any Tainan destination below to open a calendar of departures with real availability, or watch a route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each TNN route, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch a Tainan route and 2LNR notifies you when space appears.

Plan on the map

Explore every TNN nonstop on the interactive route map, with connections and route statistics.

All nonstop destinations from Tainan (TNN)

2 nonstop destinations with active service from Tainan Airport. Each route links to its confirmed upgrade and award availability.

Explore TNN routes on the interactive map →

Frequently asked questions about Tainan (TNN)

How many nonstop destinations does Tainan Airport (TNN) serve?
Tainan Airport has active nonstop service to 2 destinations. The busiest markets from TNN are Jincheng and Huxi. The full list, with live upgrade and award availability for each route, is on this page.
Which airlines fly upgrade-trackable routes from TNN?
UNI Air operate the most tracked routes from Tainan. 2LNR covers upgrade and award space on more than 30 airlines, so other carriers serving TNN appear on their routes as well.
How do I check upgrade or award availability from TNN?
Pick any destination on this page, such as Jincheng, to open a calendar of TNN departures with confirmed upgrade and award space, date by date. You can also set an alert so 2LNR notifies you when space opens on a route you care about.
Does 2LNR track flights from TNN?
Yes. Every active nonstop route from Tainan Airport is tracked, 2 destinations in total, and what's shown is confirmed availability rather than a forecast. It's free to start.

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