Traveling with Frontier Airlines from San Francisco International Airport (SFO) can be a smooth and convenient experience if you are well-prepared. Whether you are a frequent flyer or taking your first trip with this ultra-low-cost airline, understanding the terminal layout, check-in process, baggage policies, and available services will help ensure a stress-free journey. Frontier Airlines is known for its budget-friendly fares, but it also has specific rules and fees for baggage, seat selection, and in-flight services.

If you’re planning to fly with Frontier Airlines, knowing which terminal to go to and what to expect at SFO will save you time and effort. The airline operates from Terminal 1 (Harvey Milk Terminal), a modern terminal offering essential passenger amenities, streamlined security screening, and various dining and shopping options. For a complete guide on check-in procedures, baggage policies, and terminal facilities, visit Frontier Airlines SFO Terminal.

Frontier Airlines at SFO: Which Terminal Should You Go To?

Frontier Airlines operates from Terminal 1 at San Francisco International Airport (SFO). Terminal 1, also known as the Harvey Milk Terminal, primarily serves domestic flights and provides a comfortable and efficient travel experience.

Here are some of the key highlights of SFO Terminal 1:

• Efficient check-in counters and self-service kiosks for quick boarding pass printing and baggage drop-off.
• Spacious waiting areas with plenty of seating.
• A variety of dining and retail outlets for last-minute shopping or grabbing a quick bite before boarding.
• Clear and well-marked signs to help passengers navigate the terminal easily.

It is recommended that passengers check in online before heading to the airport to save time and avoid long lines at the counters. Arriving at least two hours before departure will give you enough time to complete check-in, security screening, and boarding without stress.

Frontier Airlines Check-In Process at SFO Terminal 1

Passengers have multiple check-in options when flying with Frontier Airlines from SFO Terminal 1:

1. Online Check-In – Available 24 hours before departure on the Frontier Airlines website or mobile app. This is the fastest way to get your boarding pass and pay for any additional services, such as baggage fees.
2. Self-Service Kiosks – Located at the terminal for passengers who need to print their boarding passes or check baggage.
3. Check-In Counters – Open for travelers who require in-person assistance with baggage drop-off or ticket modifications.

Since Frontier Airlines follows strict baggage policies, passengers should verify their luggage allowance before arriving at the airport. Prepaying for carry-on and checked baggage online can save money, as fees are higher when paid at the airport.

Baggage Allowance & Extra Charges for Frontier Airlines at SFO

Frontier Airlines follows a low-cost model, meaning passengers must be aware of extra charges for luggage, seat selection, and other add-ons. Below is a breakdown of baggage policies:

• Personal Item – Free (must fit under the seat, such as a backpack or small purse).
• Carry-On Bag – Available for an extra fee; booking online is cheaper than paying at the airport.
• Checked Baggage – Prices vary based on weight and size, with extra fees for overweight or oversized bags.
• Additional Fees – Passengers may also have to pay for priority boarding, seat selection, and in-flight refreshments.

To avoid unexpected costs, it is recommended that passengers book baggage and other services in advance rather than at the airport.

Facilities & Services at SFO Terminal 1 for Frontier Airlines Passengers

SFO Terminal 1 provides several passenger-friendly services that make traveling more convenient:

Dining & Shopping Options

The terminal has a range of food and shopping outlets where travelers can enjoy meals or purchase last-minute travel essentials. Some of the popular options include:

• Coffee shops and bakeries for quick snacks and drinks.
• Fast-food restaurants and sit-down dining options offering a variety of cuisines.
• Duty-free and convenience stores for snacks, books, travel accessories, and souvenirs.

Security & TSA PreCheck

Frontier Airlines passengers can go through standard security screening, but TSA PreCheck is available for eligible travelers who want a quicker and more efficient screening process.