Sun Country Airlines Bag Policy Rules and Size Limits

Sun Country Airlines Bag Policy Guide

Traveling on an ultra-low-cost carrier often brings stress about baggage rules. The sun country bag policy is strict, requiring budget-conscious flyers to fit everything into a specific personal item size or face steep gate fees. Whether you are flying to a major sporting event, a theme park, or a weekend concert, understanding the exact rules before you reach the airport is essential. This guide covers confirmed size limits, baggage fees, and how to pack efficiently for both your flight and your destination's event venue.

Sun Country does not require a clear bag for your flight; standard luggage, backpacks, and purses are permitted. The safest bag choice to avoid airline fees is a soft-sided backpack measuring no more than 17 x 13 x 9 inches, which qualifies as your free personal item. Any bag larger than this requires a paid carry-on fee. If your bag does not fit into the airline's metal sizer at the gate and you haven't paid in advance, you will be forced to pay a penalty fee to board.

How We Check This Policy

At BagPolicyGuide.com, we prioritize official airline contracts of carriage and direct baggage help pages. We separate confirmed bag size limit rules from practical packing recommendations. Because airline policies can change based on fare class or route, we recommend verifying your specific itinerary on the Sun Country website before heading to the airport.

Official Bag Policy Overview

Sun Country operates on an "unbundled" fare model. Every passenger is entitled to one small personal item for free. All other bags-including standard carry-ons and checked luggage-require an additional fee.

The rule of thumb for Sun Country is simple: If the bag fits completely under the seat in front of you, it is a personal item. If it must go in the overhead bin, it is a carry-on and you must pay for it.

What Makes This Bag Policy Different

Sun Country is notably stricter than legacy carriers (like Delta or United) regarding personal item sizes. While many airlines allow "standard" backpacks as personal items, Sun Country’s 17 x 13 x 9 inch limit is smaller than many popular commuter bags. This strict sizing is similar to the Spirit bag policy and Frontier bag rules.

Additionally, if you are traveling to a stadium or concert after your flight, you must account for the fact that Sun Country allows opaque bags, but your destination likely requires a clear bag. We recommend a modular packing approach to bridge this gap without paying extra fees.

Allowed Bags and Size Limits

Clear bags

Clear bags are not required by Sun Country, but they are fully permitted. A 12 x 6 x 12 inch clear stadium bag easily fits within the personal item size limits. Packing your clear venue bag empty inside your main backpack is a smart way to stay organized.

Small clutches and wallets

You may bring a small clutch or purse, but Sun Country will count it as your one free personal item. If you have a backpack and a purse, you will be told to consolidate them into one bag or pay a fee for a second item.

Backpacks, purses, and crossbody bags

Soft-sided backpacks, tote bags, and crossbody bags are allowed. To fly free, they must measure 17 inches tall, 13 inches wide, and 9 inches deep. If your bag measures up to 24 x 16 x 11 inches, it is considered a carry-on bag, which requires a pre-paid fee and must weigh under 35 lbs.

Diaper bags, medical bags, and ADA exceptions

Under the medical bag exception, devices like CPAP machines, breast pumps, and FAA-approved oxygen concentrators do not count toward your bag limit. Diaper bag rules allow families to bring one diaper bag per child for free. Additionally, one stroller and one car seat per child can be checked at the gate or ticket counter free of charge.

Prohibited Bags and Items

Sun Country adheres to standard TSA regulations. Common prohibited items include:

• Flammable liquids or solids.
• Explosives, fireworks, or hazardous materials.
• Self-defense items like pepper spray (not allowed in the cabin).
• Any bag exceeding 24 x 16 x 11 inches that is not checked.
• Checked luggage weighing more than 100 lbs (will be rejected entirely).

How Security Screening Works

Your airport experience involves two major screening steps:

1. TSA Checkpoint: You will undergo standard TSA screening. Ensure your 3-1-1 liquids are in a clear, quart-sized bag for easy removal to speed up the X-ray process.
2. Gate Verification: Before boarding, gate agents monitor luggage sizes. You may be asked to place your bag in the metal sizer. If your bag requires force to fit, or sticks out of the sizer, you will be pulled aside.
3. Rejection at the Gate: If your personal item is too large for the sizer, you will be required to pay the "Gate Fee." This is typically the most expensive way to buy a carry-on bag, often costing over $60.

Packing Strategy for Faster Entry

1. Choose the Safest Bag: Use a soft-sided "under-seat" backpack. Hard-shell suitcases are unforgiving in the metal sizer.
2. Pack Essentials Only: Sun Country’s weight limit for paid carry-ons is 35 lbs, which is strictly enforced. Weigh your bag before leaving home.
3. Use a Modular Strategy: Organize your gear into smaller clear pouches inside your main bag. If you are heading to a stadium later, pack an empty, folded clear bag inside your personal item.
4. Separate Exception Items: Keep medical devices or diaper bags in their own distinct bags so you can clearly identify them as exempt items to the gate agent.
5. Wear Your Bulk: Wear your heaviest coat and boots on the plane to save space in your personal item.

Security Check Anxiety Tips

Security check anxiety often spikes when approaching the gate agent. To reduce this stress, use a measuring tape the night before to check your bag from the floor to the very top of the handle. Keep your digital boarding pass open on your phone; this confirms if you have already paid for a carry-on. If you are carrying a medical device, be prepared to calmly explain that it is an ADA-exempt item to the staff.

Category-Specific Packing Tips: Travel-to-Stadium

If you are flying Sun Country and heading directly to a game or concert:

• The Clear Bag Trick: Pack your stadium-approved clear bag completely flat at the bottom or back sleeve of your personal item.
• Standardize Your Liquids: Keep your toiletries in a TSA-compliant clear pouch. This pouch can often be transferred directly into your stadium bag once you land.
• Avoid "Double Bags": Do not try to carry your clear stadium bag alongside your travel backpack unless it fits inside the main bag, or the airline will charge you for a second item.

Before You Go Checklist

• [ ] Measured personal item (must be under 17 x 13 x 9 inches).
• [ ] Checked carry-on weight if applicable (must be under 35 lbs).
• [ ] Verified bag fees are paid online (cheaper than airport prices).
• [ ] 3-1-1 liquids pouch is packed at the top of the bag.
• [ ] Medical devices are packed in a separate, easily identifiable bag.
• [ ] Stroller or car seat is ready for gate-check.
• [ ] Purse, fanny pack, or small clutch is tucked inside the main personal item.
• [ ] Boarding pass shows "Carry-on" status if you purchased one.

Frequently Asked Questions

Is Sun Country strict with personal item sizes?

Yes. As a low-cost carrier, they use bag sizing as a primary revenue stream. Expect your bag to be checked in the metal sizer if it looks oversized.

Can I bring a backpack and a purse on Sun Country?

Only if you have paid for a carry-on bag. If you are using the free personal item allowance, you are limited to one single bag. The purse must fit entirely inside the backpack.

How much does Sun Country charge for a carry-on?

Fees fluctuate based on the route and when you pay. Purchasing a bag during initial booking is the cheapest, while paying at the gate is the most expensive.

Are strollers free on Sun Country?

Yes, one stroller and one car seat per child can be checked for free at the ticket counter or the gate.

Does a CPAP machine count as a bag?

No, medical devices like CPAP machines are exempt from baggage counts under FAA and ADA rules.

What happens if my bag is too big at the gate?

You will be required to pay the gate-check fee before you are allowed to board the aircraft.

Can I use a clear bag as my personal item?

Yes. Any bag that fits the 17 x 13 x 9 inch dimensions is acceptable, including clear stadium totes.

Is there a weight limit for personal items?

Sun Country does not officially list a weight limit for personal items, but you must be able to safely stow it under the seat yourself. Paid carry-on bags are limited to 35 lbs.

Conclusion

The sun country bag policy is easy to manage if you respect the strict 17 x 13 x 9 inch personal item limit. By measuring your bags at home and paying for any necessary carry-ons in advance, you can avoid high costs and gate-side stress. A soft-sided backpack is the safest choice for budget travelers. Remember that while clear bags aren't required for the flight, packing one inside your luggage is a smart move if your final destination requires one. Always double-check your specific flight details online before you head to the airport.

Bag policies can change by event, venue, season, and security team. Always confirm the latest rules on the official venue, park, team, festival, organizer, or event website before you leave. Information is checked for 2026 where available, but official sources should always be treated as the final authority.