Travelers flying with Sun Country Airlines through St. Louis Lambert International Airport (STL) operates from Terminal 5, can expect a convenient and efficient travel experience. As of recent operations, Sun Country Airlines STL Terminal 5 – one of the airport’s most modern and well-equipped terminals. Sun Country, a low-cost carrier known for its customer service and affordability, offers both domestic and seasonal international flights from STL, making it a preferred choice for budget-conscious travelers.

Terminal 5 is known for its wide array of passenger amenities, streamlined check-in processes, and easy access to transportation links throughout St. Louis. Whether you’re arriving early or just in time, passengers can take advantage of dining options, duty-free shops, lounges, and free Wi-Fi. Terminal 5’s spacious layout and clear signage ensure smooth navigation from check-in to boarding.
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Sun Country Airlines Terminal at STL International Airport
Sun Country Airlines operates from Terminal 5 at St. Louis Lambert International Airport (STL) in St. Louis. Terminal 5 is a modern, spacious, and well-equipped terminal that handles both domestic and international flights.
What is the STL Airport Address for Sun Country Airlines?
10701 Lambert International Blvd, St. Louis, MO 63145, American States
St. Louis Lambert International Airport (STL) Map
Check All: Sun Country Airlines Terminal
How to Get in Touch with Sun Country Airlines Terminal in STL Airport?
You can get in touch with Sun Country Airlines at STL’s Terminal 5 through a few reliable channels that are shown below in the table.
| Sun Country Airlines STL Terminal | Terminal 5 |
| Airport Type | International |
| St. Louis Lambert International Airport Phone Number | +1-877-777-6741 / 1 314-426-8000 |
| St. Louis Lambert International Airport Address | 10701 Lambert International Blvd, St. Louis, MO 63145, American States |
| Airport Name | St. Louis Lambert International Airport |
| Sun Country Airlines Contact Number | 651-905-2737 |
| St. Louis Lambert International Airport Code | STL |
| Sun Country Airlines Ticket Counter Hours | 24/7 |
| Sun Country Airlines Official Website | https://www.suncountry.com/ |
| Official YouTube | https://www.youtube.com/@SunCountryAir |
| Official Twitter | https://x.com/suncountryair |
| Official Facebook | https://www.facebook.com/suncountryair |
| Official Instagram | https://www.instagram.com/suncountryair/ |
Departures Detail of Terminal for Sun Country Airlines Travelers at STL Airport
For travelers flying with Sun Country Airlines, all departures are handled at STL Terminal 5 at St. Louis Lambert International Airport. This terminal offers a streamlined and efficient departure process, starting with well-marked Sun Country check-in counters and self-service kiosks. Passengers are advised to arrive at least 2 hours before domestic flights and 3 hours before international flights to allow enough time for security screening and boarding. Flight departure information is clearly displayed on digital boards throughout the terminal, and Sun Country staff are available to assist with any travel needs.
Arrivals Detail of Terminal for Sun Country Airlines Travelers at STL Airport
All Sun Country Airlines flights arriving at St. Louis Lambert International Airport (STL) land at STL Terminal 5, a modern facility designed for efficient passenger flow. Upon arrival, passengers will proceed through immigration (for international flights), followed by baggage claim and customs. STL Terminal 5 provides clear signage, helpful staff, and quick access to transportation options including taxis, rideshare services, and the AirTrain for easy transit into St. Louis. Sun Country Airlines ensures that your experience at STL Terminal 5 is convenient and comfortable from the moment you land.
Children’s and Pregnant Women at STL Terminal
STL Terminal facilities are designed to provide a safe and comfortable environment for all travelers, including children and pregnant women. Each terminal, including STL Terminal 5, offers accessible restrooms with baby-changing stations, comfortable seating areas, and family-friendly dining options. Nursing mothers can find private lactation rooms, especially in Terminals 5, where they can breastfeed or pump in a quiet, clean setting.
Pregnant women can access assistance through airline customer service desks for wheelchair support or early boarding. It’s recommended that expecting mothers consult with their airline — including those departing from Sun Country Airlines at STL Terminal 5 — regarding travel policies and medical clearance.
Special Food and Beverages at STL Terminal
STL Terminal dining options cater to a wide variety of tastes, including travelers seeking special food and beverages. From vegan and gluten-free meals to halal and kosher dishes, most STL Terminals feature restaurants, cafes, and grab-and-go kiosks with inclusive menus for dietary preferences and restrictions. Terminal 5 are particularly known for offering gourmet and health-conscious food options. Passengers can enjoy international cuisines, organic beverages, and even fine dining depending on the terminal. Travelers are encouraged to check each STL Terminal’s directory online or through airport apps to find food and beverage options that meet their needs before departure or during layovers.
Services and Facilities Offered by STL International Airport
Passengers flying with Sun Country Airlines through St. Louis Lambert International Airport’s STL Terminal 5 take advantage of a number of amenities and services specifically tailored to make their journey easy and enjoyable.
| Business Class Services | Customer Service Assistance |
| Wi-Fi and Charging Stations | Dining and Retail Shops |
| Medical Assistance at STL | Baggage Services |
| Accessibility Services | Transportation Services |
| STL Check-in Counters | Security Screening at STL |
| Currency Exchange at STL | STL Children’s Facilities |
| STL Airport Lost & Found Services | STL Luggage Storage |
Queries Handled by Sun Country Airlines to provide Stress-Free Journey at STL Airport
Sun Country Airlines ensures a stress-free journey for its passengers at STL Airport by efficiently handling a variety of customer queries and needs. The airline provides assistance with flight bookings, check-in procedures, baggage policies, seat selection, and flight status updates, etc.
Baggage Policies & Lost/Delayed Luggage Claims at STL Airport

Travelers passing through any STL Terminal should be aware of their airline’s specific baggage policies. For passengers flying with carriers such as Sun Country Airlines at STL Terminal 5, it’s important to review baggage allowance, weight limits, and applicable fees before arriving at the airport. Each terminal at STL has designated baggage claim areas, typically located on the arrivals level, clearly marked with flight information screens. In the event of lost or delayed luggage, passengers should immediately contact their airline’s baggage service desk located inside the respective Terminal.
Smoking Areas at STL Airport
Smoking at STL Airport is only permitted in designated smoking areas located outside each STL Terminal. Travelers who wish to smoke must exit the terminal building and use the clearly marked smoking zones near terminal entrances and exits. Whether you’re at STL Terminal 5 or any other terminal, you’ll find designated smoking areas equipped with ashtrays for convenience. For passengers flying with Sun Country Airlines from STL Terminal 5, the closest smoking area is just outside the arrivals and departures entrances.
Flight Status & Schedule Updates at STL Terminal

Staying informed about your flight status and schedule updates at STL Terminal is easy and essential for smooth travel. Every STL Terminal, including Terminal 5 where Sun Country Airlines operates, is equipped with digital flight information display systems showing real-time updates on arrivals, departures, gate changes, and delays. In addition, passengers can check their airline’s official website or mobile app for live status alerts and notifications. STL Airport also offers a centralized online portal where travelers can search by airline, destination, or terminal to confirm flight details.
Ticket Booking and Cancellation Policy at STL Terminal

Ticket booking and cancellation for flights at STL Terminal depend on each individual airline’s policies, including those of Sun Country Airlines at Terminal 5. While most passengers book flights online or through mobile apps, ticket counters within each STL Terminal offer in-person assistance for last-minute bookings, ticket changes, and cancellations. Airline representatives at the terminal can explain fare rules, cancellation fees, refund eligibility, and same-day travel options. Passengers are encouraged to review their ticket type — especially for non-refundable or basic economy fares before requesting changes.
Conclusion
Sun Country Airlines at STL Terminal 5 offers a seamless and traveler-friendly experience for both domestic and international passengers. With modern facilities, efficient check-in services, family-focused amenities, and a variety of dining and shopping options, Terminal 5 is well-equipped to meet the needs of all types of travelers — including children, pregnant women, and those with special dietary requirements. From handling baggage inquiries and lost luggage claims to providing real-time flight updates and flexible ticket booking or cancellation options, Sun Country Airlines ensures a stress-free and convenient journey at St. Louis Lambert International Airport.
FAQs about Sun Country Airlines at St. Louis Lambert International Airport – STL
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