frontier airlines Flight Booking

Exclusive Frontier Airlines (F9) Deals & Reservations

Headquartered in Denver, Colorado, Frontier Airlines is an important American ultra-low-cost airline. It offers its services to around 123 destinations in the United States, the Caribbean, Mexico, and Central America. Frontier Airlines operates up to 700 daily flights to approximately 100 destinations across the United States and international locations. The airline boasts a fleet of 174 aircraft and operates an all-Airbus A320 family fleet. The airline has its operational bases at Atlanta, Chicago–Midway, Chicago O'Hare, Cincinnati, Cleveland, Dallas/Fort Worth, Denver, Las Vegas, Miami, Orlando, Philadelphia, Phoenix-Sky Harbor, San Juan, Tampa, and Trenton. Founded in 1994, the airline commenced operations in the same year.

Frontier's aircraft are configured in all-economy class seating in a 3-3 layout. Passengers get services such as online check-in, frequent-flyer rewards, and in-flight entertainment. A boarding pass is obtained after completing the check-in process.

Frontier Airlines operates both domestic and international flights covering destinations in Mexico, Costa Rica, the Dominican Republic, Jamaica, and the United States.

Frontier Airlines Check-In and Boarding Process

Frontier Airlines check-in gets operational 24 hours before departure via their app or website, allowing free digital boarding passes to avoid airport fees. Kiosks at the airport only print bag tags, not boarding passes. Boarding starts 45 minutes before departure, with gates closing 20–30 minutes prior.

Ways To Check-In

• Use the Frontier Airlines app or the official website to check in and retrieve a mobile boarding pass.
• Passengers can add bags and choose seats during the online check-in process.
• Online check-in is not available for special service requests or infant check-in, which require agent assistance.
• Checking in online and prepaying for baggage helps avoid higher fees at the airport.
• Airport Kiosk is generally available 2 hours before departure and closes 60 minutes before departure (times can vary by location).
• Print boarding passes, pay for bags, and check in up to 10 passengers (if booked together).

Airport Counter

• A Passenger Usage Fee or agent fee is charged for printing boarding passes or checking bags at the counter.
• Arrive at least 2 hours before a domestic flight, with check-in and bag drop closing 60 minutes before departure. For international flights, it is at least 2–3 hours before departures.
• Agents can assist with boarding passes, bag tags, and special requests, but self-service kiosks (where available) or app check-in is recommended to avoid fees.
• Gate doors close 20–30 minutes before departure time.

Frontier Airlines Check-In Policy For The Frequent Flyer Program

Frontier Airline's Frontier Miles program Elite members (Elite Gold, Platinum, Diamond) receive priority check-in and boarding (Zone 1). Elite members, along with their entire party, enjoy free carry-on bags and, for the member, a free checked bag. Premium “Stretch Seating” for the member is assigned at booking, while for their party, it is assigned at check-in, subject to availability.

• Elite members and everyone on their reservation get Zone 1 boarding.
• Elite members get complimentary stretch seating assigned at booking, with party members allocated at check-in, subject to availability.
• Elite members receive one free checked bag (including ski/golf bags) and free carry-on bags for the entire party.
• Elite members get a fee waiver for bringing a pet into the cabin.

What To Do If a Boarding Pass Is Lost?

If you lose your Frontier Airlines boarding pass, immediately head to a Frontier check-in counter, kiosk, or your departure gate to have a new one printed by a gate agent. You can also access your mobile boarding pass via the Frontier app, email, or by re-downloading it to your digital wallet.

Steps To Recover a Lost Boarding Pass

• Contact the Gate Agent. They can verify your identity and print a replacement boarding pass.
• Access your account on the Frontier website or app to display your mobile boarding pass. It is valid for security and boarding.
• If you are still before the security checkpoint, you can use a self-service kiosk to reprint your pass.

Frontier Airlines Boarding Zones

• Pre-Boarding: Travelers with disabilities, active-duty military, Elite Diamond members, and families with children under age 2 (including those with strollers).
• Group 1: First Class (new for 2026), UpFront Plus, Business or Premium Bundles, Board First add-on, and Elite Platinum/Gold members.
• Group 2: Passengers who purchased a carry-on bag or the Economy Bundle.
• Group 3: Any remaining travelers who have a carry-on bag or an Economy Bundle and are not in Group 2.
• Group 4: Elite Silver members, Frontier World Mastercard holders, those who purchased Priority Boarding, and passengers in Premium/Exit Rows.
• Group 5: All other members of the Frontier Miles loyalty program.
• Group 6: Basic fare passengers seated in the rear half of the plane.
• Group 7: Basic fare passengers seated in the front half of the plane.

Frontier Airlines Baggage Policy

Frontier Airlines allows passengers to carry baggage following certain rules. It depends on the route, cabin class, and the passenger's frequent-flyer membership level. Read on to understand the baggage policy of the airline.

Personal Baggage

• Every passenger gets one personal item for free.
• It might include purses, small backpacks, or a laptop bag.
• Recommended dimensions: Max size about 35 × 45 × 20 cm (14 × 18 × 8 inches).
• It must fit under the seat.

Carry-On Baggage

• A paid carry-on bag (24 × 16 × 10 inches, max 35 lbs) is required for overhead bin space.
• Bags must be light enough to be safely lifted into overhead storage.
• Elite members may receive carry-on bags as a complimentary benefit.

Checked Baggage

• Bags must weigh under 40 lbs (18.1 kg) and measure under 62 linear inches (L+W+H).
• Bags exceeding this weight are considered overweight and incur extra fees.
• The maximum size must not exceed 62 linear inches (157 cm) total.

Additional Baggage Policy Of Frontier Airlines

• One small item is allowed free; larger items brought to the gate incur heavy fees.
• Bags over 40 lbs (up to 100 lbs) or over 62 linear inches (up to 110) cost additional overweight/oversized fees.
• Bags weighing over 100 lbs or exceeding 110 linear inches are not accepted.
• Pre-booking bags online is significantly cheaper than paying at the airport.

Pet Policies

• Small domesticated cats, dogs, rabbits, guinea pigs, hamsters, and small household birds are allowed.
• A fee of $90–$150 applies per pet carrier, per flight segment.
• The carrier must fit under the seat. Recommended size is 18 × 14 × 8 inches.
• Pets are not allowed on international flights.
• Pets are allowed only in the cabin; Frontier does not offer cargo transport for pets.
• Space is limited, so it is highly recommended to book pet travel in advance.

Frontier Airlines Hubs and Top Routes

Hartsfield-Jackson Atlanta International Airport (ATL)

Frontier Airlines is a major carrier in Atlanta (ATL), operating around 1,500 monthly flights. The airline primarily utilizes Concourse D or E in the Domestic Terminal. ATL serves as a vital southeastern link for Frontier’s low-fare network.

• Top Route: Atlanta (ATL) to Jacksonville (JAX)

Chicago O'Hare International Airport (ORD)

Frontier operates from Terminal 5 at O'Hare (ORD), managing between 550 to 650 monthly flights. Terminal 5 provides modern facilities and handles both domestic and international Frontier departures.

• Top Route: Chicago O'Hare (ORD) to Denver (DEN)

Cincinnati/Northern Kentucky International Airport (CVG)

Frontier is an important carrier at CVG, operating around 600 monthly flights from Concourse A in the Main Terminal. The airport serves as a key gateway for Ohio and Kentucky travelers.

• Top Route: Cincinnati (CVG) to New York LaGuardia (LGA)

Cleveland Hopkins International Airport (CLE)

As a top-two carrier in Cleveland, Frontier operates out of Concourse A in the Main Terminal. It handles roughly 450 to 520 monthly flights, making it a dominant force in the CLE market.

• Top Route: Cleveland (CLE) to Orlando (MCO)

Dallas Fort Worth International Airport (DFW)

Frontier operates exclusively out of Terminal E at DFW, managing around 400 to 450 monthly flights. Terminal E is easily accessible via the Skylink train system within the airport.

• Top Route: Dallas Fort Worth (DFW) to Denver (DEN)

Denver International Airport (DEN)

Denver is Frontier’s primary hub, where it maintains an 18% market share. Operating from Concourse A at the Jeppesen Terminal, the airline manages over 3,300 monthly flights to 100 nonstop destinations.

• Top Route: Denver (DEN) to Orlando (MCO)

Harry Reid International Airport (LAS)

Frontier operates out of Terminal 3, Concourse E in Las Vegas. With 750 to 850 monthly flights, it is one of the most active carriers serving the “Entertainment Capital of the World.”

• Top Route: Las Vegas (LAS) to Denver (DEN)

Miami International Airport (MIA)

Frontier utilizes Central Terminal, Concourse F at MIA. It operates roughly 500 to 580 monthly flights, providing critical connections to the Caribbean and Atlanta.

• Top Route: Miami (MIA) to Atlanta (ATL)

Orlando International Airport (MCO)

Orlando is a major maintenance and crew base for Frontier. Operating from Terminal A, the airline offers 80 nonstop routes and manages up to 1,500 monthly flights.

• Top Route: Orlando (MCO) to Trenton (TTN)

Philadelphia International Airport (PHL)

Frontier is the second-largest carrier at PHL, operating from Terminal E. It connects Philadelphia to over 30 destinations with roughly 1,320 monthly flights.

• Top Route: Philadelphia (PHL) to Orlando (MCO)

Phoenix Sky Harbor International Airport (PHX)

Operating from Terminal 3, Frontier manages 580 to 650 monthly flights in Phoenix. Terminal 3 is preferred for its ease of navigation and direct Sky Train access.

• Top Route: Phoenix (PHX) to Denver (DEN)

Luis Munoz Marin International Airport (SJU)

Frontier has a robust presence in San Juan, operating roughly 1,200 monthly flights from Terminal D. It focuses heavily on connecting Puerto Rico to the US mainland and intra-Caribbean routes.

• Top Route: San Juan (SJU) to Santo Domingo (SDQ)

Tampa International Airport (TPA)

Operating from Airside C, Frontier serves as a critical link between Tampa and the Midwest/Northeast, managing about 400 to 480 monthly departures.

• Top Route: Tampa (TPA) to Denver (DEN)

Trenton–Mercer Airport (TTN)

Frontier accounts for 75% of the traffic at TTN, operating out of a single-story terminal. It provides a convenient, small-airport alternative for travelers in the New Jersey/Pennsylvania region.

• Top Route: Trenton (TTN) to Orlando (MCO)

Frequently Asked Questions

What Is the Fleet Number and Aircraft Type of Frontier Airlines?

Frontier Airlines boasts a fleet of 174 aircraft, all belonging to the Airbus A320 family (including A320neo and A321neo models).

What Is the On-Time Performance/Punctuality Record of Frontier Airlines?

Historically, Frontier has faced challenges with punctuality. Data from early 2026 indicate an on-time arrival rate of approximately 72.14%.

What Is the Safety Record of Frontier Airlines?

Frontier has a strong safety record. It has been ranked as the safest budget carrier in the US and the fifth safest low-cost airline worldwide.

What Are the Annual Passenger Numbers Carried by Frontier Airlines?

Frontier Airlines carried approximately 33.3 million passengers in 2024.

Does Frontier Allow Pets on Flights?

Yes, pets are allowed in the cabin on domestic US flights for a fee. Carriers must fit under the seat, and only small dogs, cats, rabbits, guinea pigs, hamsters, or small household birds are permitted.

Does Frontier Airlines Provide Wheelchair Assistance?

Yes, Frontier provides free wheelchair assistance. It is recommended to request this service at least 24 hours in advance to ensure availability.

Does Frontier Airlines Offer Discounts for Military, Students, and Seniors?

Military personnel receive free baggage benefits. Occasional discounts for students and seniors (55+) are available through the Discount Den program or targeted promotions.

Up to What Stage of Pregnancy Can a Pregnant Woman Fly With Frontier Airlines?

Expectant mothers can typically fly up to 36 weeks of gestation for domestic flights, provided there are no complications.