
Bayannaoer Tianjitai Airport (IATA: RLK, ICAO: ZBYZ) is an airport serving the city of Bayannur in Inner Mongolia Autonomous Region, China. It is located in the town of Tianjitai in Wuyuan County, 33 kilometers from the city center. Construction began on 26 January 2010 with a total investment of 360 million yuan, and the airport was opened on 30 December 2011.

40.926°N, 107.741°E · 1.036 m s. n. m. (3.400 ft)
Lengths and surfaces from the public OurAirports register; open runways only.
In October 2009, the National Development and Reform Commission approved the feasibility study report for the Bayannur Civil Airport in Inner Mongolia.
Construction of Bayannur Tianjitai Airport began on January 26, 2010. The airport was positioned as a domestic feeder airport. It was designed to handle 230,000 passengers and 810 tons of cargo by 2020. The airport was designed as a 4C-level airport, capable of accommodating Boeing 737-800 and Airbus A320.
In September 2011, the airport completed its flight calibration and was ready for trial flights. On November 1, 2011, a Boeing 737-800 aircraft landed on the runway, marking the successful test flight of Bayannur Tianjitai Airport.
From November 1st to 3rd, 2011, the Civil Aviation Administration of North China organized an industry acceptance inspection at Bayannur Tianjitai Airport. The industry acceptance inspection for the new airport project was completed on November 3rd, 2011. The airport officially opened for operation on December 30, 2011.
On March 26, 2019, the expansion plan for the apron and connecting taxiway at Bayannur Tianjitai Airport was approved by the Civil Aviation Administration of Inner Mongolia. On April 2, 2019, the project officially started. On November 27, 2019, the expansion project passed the final acceptance inspection.
In November 2021, soil compaction tests revealed that the airport runway did not meet industry standards. Despite numerous compaction operations and other measures, the problem persists. The airport was closed for emergency repairs starting September 20, 2022. On October 27, 2022, the repair was completed and passed inspection. On October 30, the airport reopened for use.
Other airlines with direct routes
Airlines with current passenger routes from here, according to Wikipedia route tables cross-checked from both ends (October 2026).
Photo: FranzSchd · CC BY-SA 3.0 · view original
Data from OurAirports (public domain) · destinations and airlines from Wikipedia route tables (CC BY-SA, 2026), unless another source is given · profile and photo from Wikidata/Wikimedia Commons (CC0 / CC) · summary and history from Wikipedia (CC BY-SA).
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This page was last updated on October 15, 2026
APA
Vuelopedia. (2026, October 15). Bayannur Tianjitai Airport (RLK). Retrieved October 23, 2026, from https://vuelopedia.org/en/airport/RLK
MLA
“Bayannur Tianjitai Airport (RLK).” Vuelopedia, Fundación Poderia, 15 Oct. 2026, vuelopedia.org/en/airport/RLK. Accessed 23 Oct. 2026.
Chicago
Vuelopedia. “Bayannur Tianjitai Airport (RLK).” Fundación Poderia. Last modified October 15, 2026. https://vuelopedia.org/en/airport/RLK.
Harvard
Vuelopedia (2026) Bayannur Tianjitai Airport (RLK). Available at: https://vuelopedia.org/en/airport/RLK (Accessed: 23 October 2026).
BibTeX
@misc{vuelopedia_en_airport_rlk,
author = {{Vuelopedia}},
title = {{Bayannur Tianjitai Airport (RLK)}},
publisher = {Fundación Poderia},
year = {2026},
date = {2026-10-15},
url = {https://vuelopedia.org/en/airport/RLK},
howpublished = {\url{https://vuelopedia.org/en/airport/RLK}},
urldate = {2026-10-23},
note = {Accessed 2026-10-23}
}Wikipedia
{{cite web |url=https://vuelopedia.org/en/airport/RLK |title=Bayannur Tianjitai Airport (RLK) |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-15 |access-date=2026-10-23 |language=en}}