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TNN is the IATA airport code for Tainan Airport, Taiwan. IATA codes are three-letter identifiers assigned to airports worldwide by the International Air Transport Association — they're what you see on boarding passes, baggage tags, and booking sites. Below: where TNN is, what timezone it operates in, and how to sort your transfer, lounge access, and car rental before you land.
TNN is the IATA code for Tainan Airport, Taiwan. You'll see TNN on boarding passes, baggage tags, and flight-booking sites whenever this airport is the origin or destination.
Where is TNN airport located?
TNN serves Tainan Airport, Taiwan, at approximately 22.9487° N, 120.2157° E.
How do I get from TNN into the city?
Pre-booked private transfers are the most predictable option — fixed price, driver tracking your flight, no taxi-line haggling. Compare partner quotes for Tainan Airport on this page. Ride-hail and licensed taxis are the usual fallback where available.
What timezone is TNN in?
TNN operates on the Asia/Taipei timezone. Flight departure boards always show local time.
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Tainan Airport is served by TNN in Taiwan.