
Superior, Wisconsin, has two airports, one public and one private. The airport code for Superior, Wisconsin, is SUW. This is the airport's IATA code, which is a 3-letter abbreviation. IATA stands for the International Air Transport Association. The closest major airport to Superior, Wisconsin, is Duluth International Airport (DLH / KDLH), which is located in Duluth, Minnesota, and is 11 miles from the center of Superior, WI.
| Characteristics | Values |
|---|---|
| Number of airports | 2 (public and private) |
| Airport IATA Code | SUW |
| Closest major airport | Duluth International Airport (DLH/KDLH) |
| Distance from Superior, WI | 11 miles |
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What You'll Learn

Superior, WI, has two airports, one public and one private
The International Air Transport Association (IATA) assigns airport codes, and Superior, Wisconsin's airport IATA code is SUW. This code is used to identify the airport in Superior, Wisconsin, and can be found in various formats, including SUW - Superior (WI) and SUW - Superior, WI, USA.
Public airports are typically classified into four "hub" types by the Federal Aviation Administration (FAA) based on the number of passenger enplanements: Large Hub, Medium Hub, Small Hub, and Nonhub. Commercial service – non-primary airports are publicly owned and must have a minimum of 2,500 passenger boardings annually to be considered public service airports.
Reliever airports are designated by the FAA to reduce congestion at large commercial airports and improve general aviation access for the community. Private airports, on the other hand, are not available for public use and may include former public-use airports or those with specific fuel requirements.
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The airport code for Superior, Wisconsin, is SUW
Superior, Wisconsin, is served by two airports, one public and one private. The closest major airport to Superior, Wisconsin, is Duluth International Airport (DLH), which is located in Duluth, Minnesota, and is 11 miles from the center of Superior, Wisconsin.
The IATA code for an airport is used to identify it for various purposes, such as flight planning and booking. It is important to note that the IATA code is not always the same as the airport's location identifier assigned by the Federal Aviation Administration (FAA). The IATA code is specifically assigned by the International Air Transport Association for the purposes of airport identification and coding.
When planning a trip or booking a flight, it is important to be aware of the different airport codes and their meanings. This information can be used to search for flights, check for availability, and book travel plans accordingly. By using the correct airport code, travellers can ensure they are searching for the correct location and can plan their trip efficiently.
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The closest major airport to Superior, WI, is Duluth International Airport (DLH)
Superior, Wisconsin, is served by two airports, one public and one private. The closest major airport to Superior, WI, is Duluth International Airport (DLH, or KDLH). This airport is located in Duluth, Minnesota, and is approximately 11 miles from Superior's centre. The IATA code for Superior Airport is SUW.
When travelling to Superior, Wisconsin, it is worth noting that the St Paul International Airport in Minneapolis, MN, is also a viable option, as it is only 138 miles from the city of Superior. When planning a trip, it is beneficial to consider multiple airports, as it can often be cheaper to fly into a different airport, especially if you are renting a car.
The IATA codes are 3-letter abbreviations for airports, and they are used to standardise and simplify airport identification. These codes are assigned by the International Air Transport Association (IATA). The codes are used worldwide and are essential for flight planning and aviation operations.
When travelling to Superior, Wisconsin, it is important to consider your options and choose the airport that best suits your needs. While Duluth International Airport is the closest major airport, there are other alternatives, such as St Paul International Airport, that could offer more convenient or cost-effective options. It is always advisable to research and compare different airports and flight routes to ensure you make the most suitable travel arrangements.
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The IATA assigns airport codes
IATA codes are widely used across the aviation industry, including by airlines, airports, travel agencies, and global distribution systems. They are a crucial element of flight planning and scheduling, as well as resource allocation and management. These codes help streamline processes such as ticketing, baggage handling, and flight tracking, ensuring efficiency and accuracy in the complex world of air travel.
The IATA code for Superior, WI (SUW), is an example of how these codes are implemented in a real-world context. When booking a flight to or from this location, travellers would use the SUW code to identify the airport. This code is also used by airlines and aviation authorities for various operational purposes, such as flight planning, air traffic control, and resource management.
The Superior, Wisconsin airport code (SUW) is also useful for travellers looking for nearby alternative flight options. For instance, Duluth International Airport (DLH) in Minnesota is a larger airport just 11 miles from Superior, WI, and knowing the IATA codes can help travellers find the most convenient and cost-effective travel routes.
IATA codes are a critical component of modern aviation, enabling efficient operations and providing clarity for travellers and industry professionals alike. The Superior, Wisconsin airport code (SUW) is a practical example of how these codes are applied and the role they play in the global air transport system.
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The closest airport isn't always the best option for travel
When planning a trip, it's easy to assume that the closest airport is always the best option. However, there are several reasons why this may not always be the case. Firstly, consider the mode of transportation you'll be using to get to the airport. For example, if you're travelling to New York City and plan to take a taxi to the airport, you might want to choose your airport based on which has the most affordable taxi rates. In this case, while John F. Kennedy International Airport (JFK) charges a flat rate of $70 plus taxes, tolls, and tip for a taxi ride to Manhattan, LaGuardia (LGA) might be a more affordable option since it's located closer to Manhattan and offers better accessibility to certain neighbourhoods.
Another factor to consider is the availability of direct flights to your destination. Nonstop flights are often preferable as they reduce the chances of delays and lost baggage. However, if you're booking a connecting flight, choosing the right airport can make a significant difference in your travel experience. Larger airports typically have more flights to various destinations, increasing the likelihood of shorter delays and providing more options if your travel plans change. Additionally, larger airports tend to have more customer service agents and lounges, which can enhance your overall travel experience, especially during unexpected delays or cancellations.
Weather conditions also play a crucial role in your airport choice. Some airports are more susceptible to weather-related disruptions, such as snow in Chicago during winter or thunderstorms in Florida during summer. By considering the seasonal weather patterns of your travel dates and the location of the airport, you can make a more informed decision to minimise potential delays.
Lastly, if you're renting a car at your destination, you might want to compare airfares to different airports. Sometimes, travelling a bit farther to a different airport can result in significant savings on your airfare, making it a more economical choice despite the added travel distance. In summary, while the closest airport offers geographical convenience, considering factors like transportation costs, flight connections, weather conditions, and airfare prices can help you make a well-informed decision that enhances your overall travel experience.
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Frequently asked questions
SUW is the airport code for Superior, Wisconsin.
SUW stands for Superior, Wisconsin, USA.
Duluth International Airport (DLH/KDLH) in Duluth, Minnesota, is the closest major airport to Superior, Wisconsin.
Duluth International Airport is approximately 11 miles from the center of Superior, Wisconsin.
Yes, there are two airports in Superior, Wisconsin, one public and one private.



























