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. 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.

You can get your check-in in the following way:

• 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.

If your boarding pass is lost, here are the steps you can take:

• Contact the Gate Agent. He 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 is for First Class (new for 2026), UpFront Plus, Business or Premium Bundles, Board First add-on, and Elite Platinum/Gold members.
• Group 2 is for passengers who purchased a Carry-on bag or the Economy Bundle.
• Group 3 is for any remaining travelers who have a carry-on bag or an Economy Bundle and are not in Group 2.
• Group 4 is for elite Silver members, Frontier World Mastercard holders, those who purchased Priority Boarding, and passengers in Premium/Exit Rows.
• Group 5 is for all other members of the Frontier Miles loyalty program.
• Group 6 is for basic fare passengers seated in the rear half of the plane.
• Group 7 is for 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.
• It must fit under the seat.

Carry-On Baggage

• Every passenger gets one personal item for free. Required dimension (14x18x8 inches).
• A paid carry-on bag (25x16x10 inches, max 35 lbs) is required for overhead bin space.
• Bags must be light enough to be safely lifted into overhead storage.

Checked Baggage

• Bags must weigh under 40 lbs (18.1 kg) and measure under 62 inches (L+W+H).
• Bags exceeding this are considered overweight.
• It must measure not more than 62 linear inches (157 cm) total (L+W+H).

Additional Baggage Policy of Frontier Airlines

• One small item (8?x18?x14?) is allowed; larger items incur gate fees.
• Bags over 50 lbs (up to 99 lbs) or over 62 linear inches (up to 110) cost an extra $75 per item.
• Bags weighing over 100 lbs or exceeding 110 linear inches are not accepted.
• Elite Gold members may receive free checked bags.
• Rebooking bags online is cheaper than paying at the airport.

Pet Policies

• Small domesticated cats, dogs, rabbits, guinea pigs, hamsters, and small household birds.
• $90?$150 per pet carrier, per flight segment.
• Must fit under the seat. Recommended size is 18? x 14? x 8.
• Pets must be harmless, inoffensive, odorless, and require no attention during the flight.
• Pets are not allowed on international flights.
• Vaccination records are not required for domestic travel, but some states may require them.
• Trained service dogs are allowed at no cost; emotional support animals must travel under the standard pet policy.
• Pets are allowed only in the cabin; no cargo transport.
• It is highly recommended to book pet travel in advance, as space is limited.

Frontier Airlines Hubs and Top Routes

Hartsfield-Jackson Atlanta International Airport (ATL)

Frontier Airlines is a major carrier in Atlanta (ATL). It operates around 1500 flights from Atlanta on a monthly basis. Frontier Airlines operates primarily out of the Domestic Terminal at Hartsfield-Jackson Atlanta International Airport (ATL), specifically utilizing gates in Concourse D or E.

• Top Route: Hartsfield-Jackson Atlanta International Airport (ATL) to Jacksonville (JAX)

Chicago O'Hare International Airport (ORD)

Frontier Airlines enjoys a significant presence at Chicago O'Hare International Airport (ORD). It operates approximately 550 to 650 monthly flights from here. Frontier Airlines operates from Terminal 5 at Chicago?O'Hare International Airport (ORD). The airport is recognized as the busiest airport in the U.S. by total aircraft movements (takeoffs and landings).

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

Cincinnati/Northern Kentucky International Airport (CVG)

Frontier Airlines is an important carrier for the Cincinnati/Northern Kentucky region and operates around 600 monthly flights from here. The airline operates from the Main Terminal, specifically using gates in Concourse A. The airport is a major global cargo hub, consistently ranking as the 5th?7th busiest airport in the U.S. by cargo volume.

• Top Route: Cincinnati/Northern Kentucky International Airport (CVG) to New York LaGuardia (LGA)

Cleveland Hopkins International Airport (CLE)

Frontier Airlines is a critically important, top-two carrier at Cleveland Hopkins International Airport (CLE). It operates approximately 450 to 520 monthly flights from here. Frontier Airlines operates from the Main Terminal, with the flight generally departing from Concourse A. CLE is the largest airport in Ohio and ranks among the top 50 in the US, with around 10 million annual passengers.

• Top Route: Cleveland Hopkins International Airport (CLE) to Orlando (MCO)

Dallas Fort Worth International Airport (DFW)

Frontier Airlines operates approximately 400 to 450 monthly flights from Dallas-Fort Worth International Airport (DFW). It operates exclusively out of Terminal E at DFW. Passengers can reach Terminal E using the free Skylink train (inside security) or the Terminal Link shuttle (outside security).

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

Denver International Airport (DEN)

Frontier Airlines operates a major hub at Denver International Airport (DEN), serving roughly 100 nonstop destinations from the airport. It operates approximately 3,300 to 3,600 monthly flights from here, which helps the airline maintain an 18% market share. Frontier Airlines operates out of concourse A at Jeppesen Terminal (Level 6).

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

Harry Reid International Airport (LAS)

Frontier Airlines operates a significant, high-frequency operation at Harry Reid International Airport (LAS) and is considered one of the busiest carriers that operates here. The airline operates around 750 to 850 monthly flights from here and departs out of Terminal 3 from Concourse E.

• Top Route: Harry Reid International Airport (LAS) to DEN

Miami International Airport (MIA)

Frontier Airlines enjoys a significant presence at Miami International Airport (MIA). It operates around 500 to 580 monthly flights from here and connects 24 destinations with its non-stop operations. The airline uses Central Terminal and departs out of Concourse F (counters 223-236) from here.

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

Orlando International Airport (MCO)

Frontier Airlines maintains a major operating base and focus city at Orlando International Airport (MCO) and operates around 1,350 to 1,500 monthly flights from here through 80 nonstop routes. The airline operates out of Terminal A. MCO is the primary crew and maintenance base for the carrier, which is also among the top 3 carriers from here.

• Top Route: Orlando International Airport (MCO) to Trenton (TTN).

Philadelphia International Airport (PHL)

Frontier Airlines operates a focus city (a key operational base) at Philadelphia International Airport (PHL). A major operating base, it is the second-largest carrier at PHL and connects the city to over 30 destinations with its non-stop operations. The airline operates around 1320 monthly flights from (PHL) through Terminal E.

• Top route: Philadelphia International Airport (PHL) to Orlando (MCO)

Phoenix Sky Harbor International Airport (PHX)

One of Frontier Airlines' prominent operating bases, PHX, witnesses around 580 to 650 monthly flights from here on a monthly basis. The airline operates out of Terminal 3 (the John S. McCain III Terminal), which is much easier to navigate than the sprawling Terminal 4. Moreover, it is also directly connected to the PHX Sky Train, which makes commuting all the more convenient.

• Top routes: Phoenix Sky Harbor International Airport (PHX) to Denver (DEN)

Luis Munoz Marin International Airport (SJU)

Frontier Airlines enjoys a significant presence at Luis Munoz Marin International Airport (SJU). The airline carries out around 1,100 to 1,250 monthly flights from here. The schedule is highly robust and has clear emphasis on both ?mainland? US connections and intra-Caribbean routes. The airline operates out of Terminal D at SJU.

• Top routes: Luis Munoz Marin International Airport (SJU) to Santo Domingo (SDQ)

Tampa International Airport (TPA)

Tampa is a prominent point-to-point destination for Frontier. It operates as a critical Florida link for travelers from the Midwest and Northeast. The airline offers 25 direct destinations from TPA, with an average of around 400 to 480 departures. Frontier Airlines operates out of Airside C at TPA.

• Top routes: Tampa International Airport (TPA) to Denver (DEN)

Trenton?Mercer Airport (TTN)

Frontier Airlines is a prominent carrier at Trenton?Mercer Airport (TTN) and accounts for almost 75% of the airport's scheduled passenger traffic. It operates around 80 to 95 monthly flights from TTN and operates out of the small, single-story passenger terminal.

• Top routes: Trenton?Mercer Airport (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. The airline operates an all-Airbus A320 family fleet.

What is the on-time performance/punctuality record of Frontier Airlines?

Frontier Airlines has historically ranked among the lower-performing US carriers for punctuality. The recent data from early 2026 indicate an on-time arrival rate of approximately 72.14%.

What is the safety record of Frontier Airlines?

Frontier Airlines has a strong safety record, 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 33.3 million passengers in 2024.

Does Frontier allow pets on flights?

Yes, Frontier Airlines allows pets in the cabin on domestic US flights for a fee. Pets must be small dogs, cats, rabbits, guinea pigs, hamsters, or small household birds, and the carrier must fit under the seat. Only one pet container is allowed per passenger, and advance booking is required.

Does Frontier Airlines provide wheelchair assistance?

Yes, Frontier Airlines provides free wheelchair assistance to passengers with limited mobility or disabilities. It is highly recommended to request this service at least 24 hours in advance to ensure availability.

Does Frontier Airlines offer discounts for military passengers, students, and senior passengers?

Frontier Airlines offers specific discounts for military personnel, including free baggage, and provides occasional, targeted discounts for seniors (55+) and students (via Discount Den). These discounts often require booking through special, dedicated channels or during specific promotions, and they frequently exclude certain busy routes.

Up to what stage of pregnancy can a pregnant woman fly with Frontier Airlines?

Frontier Airlines typically allows pregnant women to fly up to 36 weeks of gestation for domestic flights, provided there are no complications, similar to general aviation industry guidelines.