Frontier Airlines San Francisco Terminal

San Francisco International Airport is the largest airport in the San Francisco Bay Area and the 24th busiest airport in the world. It acts as the primary transpacific getaway serving more than 52 airlines flying across various destinations. One such carrier is Frontier, popularly referred to as La Carte Airline, and famous for its low-fare flights covering up to 120 destinations worldwide.

In this article, you can grasp all the details regarding Frontier SFO Terminal, its facilities on board, and other vital procedures to be done before flying.

San Francisco Airport Frontier Terminal – General Information

The following table is a rundown of the key details regarding the Frontier terminal at San Francisco Airport-

Airport	San Francisco International Airport
Official Website	www.flysfo.com
Airport Address	San Francisco, CA 94128, United States
IATA Code	SFO
City	San Francisco
Country	United States
Airport Contact Number	+1 650-821-8211
Official website	www.flyfrontier.com
Frontier Arrival Terminal San Diego	Terminal IN (International)
Frontier Departure Terminal San Diego	Terminal IN (International)
Terminal Gate Location	Left (Counterwise)
Status	Operational

What terminal is Frontier at SFO?

Frontier Airlines operates from Terminal IN (International) at San Francisco International Airport (SFO). It operates both domestic and international flights from the same terminal.

The Frontier SFO Terminal includes boarding areas A and G and boarding gates between Gates A1-15 and Gates G1-G14. It also comprises Levels 1 to 5 with amenities like a Baggage Claim Area, AirTrain stations, and International Garages A and G. 

Arrivals Terminal

Frontier Airlines typically utilizes Terminal IN (International) at San Francisco Airport. 

Departures Terminal

Frontier Airlines generally operates via Terminal IN (International) at SFO for flight departure. 

NOTE– You must check the updated arrival and departure terminal here as it may change due to operational instances, heavy traffic, or some other consequences.

How early should I arrive at SFO Terminal for Frontier flights?

The recommended time to reach San Francisco Airport is up to 2-3 hours before Frontier’s departure from SFO. It ensures that you have an edge in completing the security screening processes and boarding the flight without hassle at the airport. Keep the boarding pass and travel documents handy at all times at the airport. 

Here is the estimated arrival and check-in cut-off timings Frontier Airlines Terminal SFO – 

Flight Type	Estimated Arrival Times	Check-in Cut Off Time
US Domestic Flights	2 hours before departure	60 minutes before departure
International Flights to/From USA	3 hours before departure	60 minutes before departure

How can I check in at San Francisco Airport for Frontier flights?

Frontier Airlines offers various check-in methods at SFO airport.  Take a look at the following ways to check in based on your convenience before heading to Frontier Airlines SFO domestic terminal/international terminal for boarding – 

Via Frontier Website

You must initiate web check-in up to 24 hours before the flight departure by following the given steps-

• Head to the official Frontier website homepage. 
• Select “My Trips/Check In” from the available options on the home page. 
• Enter the “Last name” and the confirmation code. Click “Search”. 
• Follow the on-screen prompts to complete check-in. 

Using the Frontier Mobile app

Frontier mobile app makes the check-in process accessible and quick. Here is how to complete the mobile check-in – 

• Download the Frontier app on your Android and iOS devices.
• Head to “My Trips”. Enter the flight confirmation code and the last name to access the flights. 
• Select “Check in”. Confirm your selection to receive the digital boarding pass. 

Through self-service kiosks

Frontier terminal SFO provides self-service kiosks to process quick check-in. Airline representatives are present at San Francisco airport to guide fliers in need-

• Locate to the airport’s self-service kiosk.
• Enter the six-digit confirmation code and the passenger name on the system. 
• Access your flights and complete check-in. 
• The system will complete the request and issue your boarding passes. 

At the Airport 

Frontier terminal has ticket counters at the SFO Airport for check-in and other requests. Follow the steps as follows-

• Head to the airline’s airport counter and express “Check-in request”. 
• Present flight details and submit travel documents.
• Follow the other guidelines presented by the representative, take the boarding pass, and proceed to the boarding gate area.

What is the Frontier Airline baggage Allowance at SFO Airport?

Frontier SFO terminal has varied baggage allowance based on the baggage check-in platform, fare class type, and the airport destination. Take into account-

• You can check in baggage via online platforms like the Frontier website or mobile app to save time and money. 
• Excess baggage charges for bags exceeding the weight and number limit. 

Applicable Size Dimensions of Baggage

Type	Size (in inches)
Personal Item	14″H X 18″ W X 8″ D
Carry-on Item	24″H X 16″W X 10” D; and less than 35 lbs
Checked Baggage	Linear dimensions up to 62 inches; and less than 40 lbs

Baggage Fees

The fee varies according to the type of baggage. The following baggage fee is applicable for Frontier flights leaving from SFO Airport-

Baggage Type	Fee
Personal Item	–
Carry-on Item	54 USD to 79 USD
Checked Baggage	49 USD to 95 USD
Oversized Baggage	75 USD per item, per direction
Overweight Baggage	Between 50 USD and 100 USD per item, per direction
Antlers	100 USD per item, per direction
Bicycle	75 USD per item, per direction

NOTE – You can also find out your total baggage allowance and fees with Frontier’s online baggage calculator here before heading to the airport.

What to do for Lost and Found items at San Francisco Frontier Terminal? 

If the traveler loses an item at the San Francisco Airport Frontier terminal, they must connect with the airport’s Lost and Found department. 

How to file a report for the lost item

Follow the steps presented below to initiate a Lost and Found request at the airport – 

• Connect with the respective Lost and Found authorities. 
• File a report and share the details regarding the lost item. 
• Mention your name, contact details, and item description like color, shape, size, and the time and place of the item last place. 
• SFO airport will take action on the claim and initiate the Lost and Found request. 
• Once the item is found, the airport conveys the report to the traveler within 48 hours. 

Where to report for items lost at various places in the airport

You must contact the Lost and Found departments at the airport based on the place where the item was last seen. Here is an overview of the various departments responsible for undertaking the request for Frontier Terminal San Francisco – 

Places where the item was Last Seen	Responsible Lost and Found Department
Airplane	For Frontier airline – General telephone – +1 800-432-1359Baggage Service – +1-801-401-9000
From Bus to Rental Car Area or Long Term Parking Zone	Connect with SFO Shuttle Bus Company at 415-915-9760
Security Checkpoints	Connect with “Covenant Aviation Security” here for items left at security checkpoints.  Email- [email protected] Phone- 650-457-2670
Public Areas	The Lost and Found Departments are available at the Arrivals Level, Terminal 1, and near the Domestic Garage Core C Tunnel Email – [email protected] – 650-821-7014

What are the pet travel guidelines at Frontier Airlines Terminal San Francisco? 

Pets are allowed at Frontier SFO Terminal. You can travel with your dogs, hamsters, and cats for a one-directional fare. Note that-

• Pets must accompany the pet owner at all times, especially at the SFO ticket counter and the boarding gate area. 
• SFO airports comprise Animal relief areas available up to 24 hours a day. 
• International Terminal A has overhead signage on the departure levels to dictate animal travel paths.
• Baggage Claim – Pets traveling with you must be delivered at the Baggage claim area. 
• TSA Guidelines – Visit the TSA website for terms and conditions to travel with small animals and service dogs. 

What guidelines are issued for Frontier Flight Cancellations at San Francisco Airport?

Frontier Airlines provides refunds and reimbursements like food vouchers if the flight is canceled or delayed by over 3 hours at San Francisco airport.

• Travelers can request a full refund if the flight day at SFO airport is scheduled 7 days after the flight booking day. 
• Fill out the Online Refund request form on Frontier Airlines’ website. 
• The refund includes the fare paid and the optional services opted for online or at the SFO airport like baggage and seats. 
• You can refer to the flight status at the airport here for the latest updates.

What San Francisco Airport lounges are available at Frontier Terminal? 

It is sometimes inevitable to prevent airport layovers. It would be helpful to know some of the things to do on a layover at San Francisco Airport in advance.

One such way is to take advantage of the lounges to relax, read, or watch movies at SFO. You can find some SFO Frontier Airlines Terminal A lounges below-

Air France – KLM Lounge

Located at Boarding Area A, Level 3; it offers premium facilities like Wifi, newspapers, Internet terminals, TV, Showers, Premium food and snacks, etc. It is a non-smoking area. 

China Airlines Dynasty Lounge

This lounge is present at Level 4 of the Boarding Area A. It comprises facilities like Internet terminals, Printers, Copiers, Wi-Fi, Showers, Newspapers, etc. 

British Airways Lounge

It is located at Boarding Area A, close to Gate numbers A6 and A4, and facilitates services like premium lounge snacks, food, alcoholic drinks, flight monitors, TV, etc. 

Emirates Lounge 

Located after security checkpoints near Gate numbers A3 and A5, at level 3 of the Boarding Area A. Some of the services offered include Magazines, Snacks, Premium food, TV, Printers, Newspapers, Alcoholic drinks, Copiers etc. 

What are the fare class types for Frontier at SFO?

There are primary four types of fare class types offered at Frontier Airlines San Francisco terminal- 

• Basic Fare – It is the lowest fare class offered by Frontier Airlines. The airline assigns seats to the travelers and the passengers can upgrade the seat starting at 15 USD. 

• Economy Class – Economy class is one of the most affordable fare types offering free standard seat assignments and access to priority services like quick check-in and boarding. 

• Classic Fare – Classic Fare allows access to select advanced seat alignments for free and opt for priority facilities like quick access to security checkpoints, check-in, and boarding. 

• Classic Plus – It is a fully refundable ticket type and allows travelers to have access to Alcoholic and Non-Alcoholic beverages, access priority services, free checked baggage, itinerary modifications, same-day standby facility, and request free recliner seat alignment or upgrade at no additional costs. 

What are the parking services available at SFO Airport Frontier Terminal?

Frontier Airlines SFO terminal has been allotted International Garage A at Terminal A. You can reserve a place at the parking Garage/lot. You will be provided a unique QR code to enter and exit the parking space. 

Here is a rundown of the available parking options-

Parking Type	Details and Dimensions Allowed
Domestic Garage	Maximum height – 78” or 6’6”
International Garage A	Maximum height – 98” or 8’2
Long Term Garage	Garage 1 – Maximum height – 82” or 6’10” Garage 2 – Maximum height – 98” or 8’2”
ParkFast	Present at the Domestic Garage Maximum Capacity – 166
International Garage G	Maximum height – 98” or 8’2

NOTE – Reserving parking space in advance is advisable as the space may run out. You can also modify or cancel the parking garage booking up to 2 hours before flight.

What are the car rental options at Frontier San Francisco Terminal?

Frontier SFO Terminal comprises the rental car center allowing fliers to pick & drop off the cars at a unified space. Access the center from the airport terminal via a 24-hour operating AirTrain Blue facility. The free travel service runs via automated people mover system.

On-Airport Rental Car Agencies at SFO Frontier Terminal 

Here are some of the on-airport rental car agencies you can find at SFO-

Rental Car Company	Contact Number	Floor Number
Alamo	650-616-2400	4th Floor
Hertz	650-624-6600	1st Floor
Sixt	415-658-9800	4th Floor
Dollar	650-244-4131	4th Floor

Off-Airport Rental Car Agencies at SFO Frontier Terminal 

SFO Frontier Terminal departures allow access to the free shuttle services from the Rental car center to head to the south curb for off-airport rental car agencies. 

Some of the off-airport car rental agencies as follows – 

Rental Car Company	Contact Number
Airport Van Rental	650-952-5543
Fox	415-917-2713
NU Car Rentals	800-55-NUCAR
Payless Car Rental	650-548-5161

Which hotels are located near Frontier Terminal in San Francisco?

The San Francisco Frontier Airlines Terminal is surrounded by premium, luxury, and affordable hotel options. It caters to the requirements and budget of diverse passengers without going further from the airport. 

Refer the table given below for hotels located near San Francisco Airport – 

Hotel	Rating	Amenities
DoubleTree by Hilton San Francisco South Airport Blvd	4 star	Free wifi, Parking, Pet Friendly, Gym, Laundry, Air Conditioning, Fitness Center, Conference Center
Grand Hyatt at SFO	4 star	Breakfast available, parking, Gym, Air Conditioning, Free Wifi, Pet friendly, Fitness Center
The Westin San Francisco Airport	4 star	Pool, Hot Tub, Parking, Breakfast, Pet Friendly, Air Conditioning, Free Airport shuttle, 24 hour Fitness Center
Courtyard by Marriott San Francisco Airport	3 star	Breakfast available, Laundry, Gym, Free Wifi, Bar, Restaurant, Free Airport Shuttle, Fitness Center, Parking available
Aloft San Francisco Airport	3.5 star	Pet friendly, Breakfast available, Free Wifi, Parking available, Air Conditioning, Pool, 24 hour Fitness center
La Quinta Inn & Suites by Wyndham San Francisco Airport West	2.5 star	Business services, Air Conditioning, Fitness Center, Outdoor pool, Laundry, Restaurant, Housekeeping, Parking, Pet friendly, Free Wifi
SFO El Rancho Inn SureStay Collection by Best Western	3 star	Hot tub, Outdoor pool, 24 hour fitness center, Laundry, Gym, Air Conditioning, Pool, Parking available, Free Wifi, Breakfast included

What facilities and services does SFO Frontier Terminal offer? 

SFO Frontier terminal number A offers various services and facilities to assist the travelers at the airport. Some of the fasciitis are discussed below –

• ATMs – ATMs are available throughout the terminal. 
• Baggage Assistance and Wrapping – Airport staff are present to help the travelers who need help regarding packaging their bags adequately before travel. 
• Medical Clinic – Terminal A comprises Medical clinic for emergencies and assistance. 
• Wheelchair renting service – You can rent a wheelchair for flight, if you are traveling without efficient traveling assistance equipment. 
• Free Wifi Connection – You can connect with the airport public wifi and use it throughout the terminals. 
• Hydration Booths – SFO airport includes Water booths at terminals and other locations. 

All in all, San Francisco Frontier Airlines terminal is well facilitated with accessible, advanced, and necessary amenities for the travelers. You can enjoy quick navigation to the Terminal IN (International), enjoy services like Public booths, Baggage carts, Showers, Nurseries, and stay updated with the Information booths located at various locations. With new flights added to Frontier Airlines timely, it is one of the highly efficient airlines for your next itinerary. 

Frequently Asked Questions