Sun Country at St. Louis Lambert International Airport Terminal 7 delivers a reliable and budget-friendly travel experience for passengers flying from St. Louis. Sun Country STL Terminal is equipped with modern amenities including check-in counters, baggage services, Wi-Fi, and shared lounge access. Here, you get everything about the Sun Country Terminal at STL, including address, contact details, services, and facilities.

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What is the Sun Country STL Terminal Address?
Sun Country operates out of Terminal 7 at St. Louis Lambert International Airport (STL). The terminal is located at:
10701 Lambert International Blvd, St. Louis, MO 63145, American States
St. Louis Lambert International Airport (STL) Map
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How to Contact Sun Country Terminal in STL?
For inquiries related to flights, baggage, and customer service, passengers can contact Sun Country at St. Louis Lambert International Airport:
St. Louis Lambert International Airport Phone Number | +1-877-445-3112 / 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 Contact Number | +1 (866) 450 6411 |
St. Louis Lambert International Airport Code | STL |
Sun Country Ticket Counter Hours | 24/7 |
Type | International |
Sun Country STL Terminal | Terminal 7 |
Sun Country 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/ |
Sun Country Terminal STL Departures
All Sun Country STL Terminal Departures are handled at Terminal 7. Passengers are advised to arrive at least 2 hours before domestic flights and 3 hours before international flights. Check-in counters open 3 hours prior to departure and close 45 minutes before domestic flights and 60 minutes before international flights
Sun Country St. Louis Lambert International Airport Arrivals Terminal
Incoming flights also arrive at Terminal 7. After landing, passengers can proceed to the baggage claim area on Level 1, located near immigration and customs. International travelers will pass through CBP and Global Entry kiosks before collecting luggage.
Queries Handled by Sun Country St. Louis Lambert International Airport
At St. Louis Lambert International Airport (STL), Sun Country operates from Terminal 7, where a variety of passenger queries and services are handled to ensure smooth travel experiences. Here’s a the key queries and assistance available:
Flight Bookings, Cancellations, and Rebooking at STL Terminal

At STL Terminal, passengers flying with Sun Country can conveniently manage their flight bookings, cancellations, and rebooking through staffed counters and automated kiosks. Whether making last-minute itinerary changes or resolving travel disruptions, the team at STL Airport provides quick, reliable assistance for domestic and international travelers.
Lost, Delayed, and Oversized Baggage Support at STL Airport
The baggage services desk at STL Terminal is equipped to handle lost, delayed, or oversized luggage with care and efficiency. Passengers flying Sun Country can report issues immediately upon arrival, and support staff at STL Airport work swiftly to locate and return misplaced items or assist with special baggage handling.
Wheelchair and Mobility Aid Services at STL Terminal
Accessibility is a priority at STL Airport, where trained personnel provide wheelchair and mobility aid services throughout STL Terminal. Travelers with physical challenges or temporary mobility issues can request assistance in advance or onsite, ensuring a smooth airport experience from check-in to gate boarding.
Escort Services for Unaccompanied Minors at STL Airport
For families flying Sun Country, STL Terminal offers dedicated escort services for unaccompanied minors. Staff at STL Airport guide children through security, boarding, and arrivals with care and professionalism, providing peace of mind to parents and guardians throughout the journey.
Cabin Pet Travel Inquiries and Access at STL Terminal
Passengers traveling with pets can find helpful support at STL Terminal, where cabin pet travel inquiries are addressed by airline staff. STL Airport ensures compliance with pet policies and offers pet relief areas near the gates for the comfort of your furry companions before boarding.
Seat Selection, Upgrades, and Bundle Service Support at STL Airport

At STL Terminal, Sun Country representatives assist travelers in selecting seats, processing upgrades, and customizing their travel bundles. Whether you’re seeking extra legroom or bundled amenities, the airline staff at STL Airport guide passengers to get the most out of their booking.
Sun Country Rewards Program Queries and Points Redemption at STL Terminal
Travelers enrolled in the Sun Country Rewards program can visit service counters at STL Terminal for help with point redemption, membership questions, and earning updates. The STL Airport team offers step-by-step guidance to maximize your benefits and apply rewards seamlessly.
Real-Time Flight Status Updates and Gate Information at STL Airport

For accurate and timely travel info, STL Terminal provides real-time flight status updates and gate details across its digital screens and help desks. Whether your gate changes or departure time shifts, STL Airport ensures you’re well-informed throughout your journey.
Multilingual Customer Service Available 24/7 at STL Terminal
To serve the diverse international community passing through STL Airport, STL Terminal boasts multilingual customer service agents available 24/7. Whether you speak Spanish, Mandarin, Hindi, or other global languages, assistance is readily available to make your travel stress-free.
Baggage Drop and TSA PreCheck Access at STL Airport

The convenience of baggage drop and TSA PreCheck is a hallmark of the Sun Country experience at STL Terminal. PreCheck lanes ensure expedited screening for qualified passengers, and STL Airport staff assist with quick luggage check-ins to make boarding smooth and efficient.
Facilities and Services Available at St. Louis Lambert International Airport for Sun Country
Terminal 7 offers a variety of services for Sun Country passengers:
- Efficient check-in counters and boarding gates at STL Terminal 7 for Sun Country flights.
- Free unlimited Wi-Fi access throughout STL Airport Terminal 7 for all travelers.
- Baggage claim assistance and lost luggage support near the arrivals area.
- Family-friendly amenities including baby-changing stations and stroller check-in.
- Pet relief areas conveniently located near Gates 9 and 10 in STL Terminal 7.
- Duty-free shopping and retail outlets offering travel essentials and luxury goods.
- Dining options ranging from quick bites to sit-down restaurants in STL Terminal 7.
- Lounge access available via Alaska Airlines Lounge for eligible Sun Country passengers.
- Ground transportation services including AirTrain, taxis, and rideshare pickups.
- On-site and nearby parking facilities with shuttle access to STL Terminal 7.
Conclusion
Sun Country at STL Terminal 7 provides a smooth and reliable travel experience for both domestic and international flyers. With helpful staff, essential amenities, and easy access to transportation, Terminal 7 ensures travelers enjoy convenience and comfort throughout their journey. Whether you’re arriving or departing, flying with Sun Country from STL is a smart and hassle-free choice.
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