Allegiant Air logo inside white rounded rectangle

Allegiant Air Domestic Flights

arrow line
Why Alternative Airlines?

People really love booking with us

Don't just take our word for it, join countless others and discover why we have become the preferred choice for travellers globally.

Buy Allegiant Air Domestic Flights

Search and book domestic flights with Allegiant Air right here at Alternative Airlines. Use our search form at the top of the page to search for any domestic route operated by Allegiant and book your flights through Alternative Airlines.

Why Buy Allegiant Air Domestic Flights?

Allegiant Air, usually referred to as Allegiant, is an ultra-low-cost carrier based in the US that operates scheduled and charter flights to over 120 destinations within the US.

Allegiant is headquartered in Summerlin, Nevada, with the majority of its flights departing from Las Vegas, Phoenix, Los Angeles, Tampa, Orlando, Fort Lauderdale and more. The airline flies to some of the smallest cities in the US (as well as the major ones) and has a huge domestic flight network making it one of the best airlines to fly with if you're planning to fly domestically in the US.

Allegiant Air makes domestic travel in the US easy, straightforward and affordable. There many only be one cabin class to fly in but you're sure to experience a professional, relaxing service when flying with Allegient.

Allegiant Air Domestic Routes

Allegiant only operates routes within the US, so it is entirely domestic. The airline currently flies to over 120 domestic destinations in the US on a daily basis. Below are a few of the most popular domestic routes operated by Allegiant:

Blue plane icon

Las Vegas ✈ San Diego, Reno, Denver, Oakland, Phoenix

Blue plane icon

San Diego ✈ Las Vegas, Des Moines, Austin, Phoenix

Blue plane icon

Tampa ✈ Indianapolis, Memphis, Kansas City, Pittsburgh

Blue plane icon

Phoenix ✈ Houston, Las Vegas, Minneapolis, Cincinnati

All Domestic Destinations that Allegiant flies to:

Check out all the domestic destinations that Allegiant Air flies to:

Albany, Akron/Canton, Allentown, Amarillo, Anchorage, Appleton, Asheville, Atlanta, Austin, Baltimore, Bangor, Belleville St. Louis, Bellingham, Billings, Birmingham, Bloomington, Boise, Boston, Bristol, Cedar Rapids, Chattanooga, Charlotte Concord, Chicago, Chicago Rockford, Cincinnati, Clarksburg, Cleveland, Columbus, Dallas, Dayton, Denver, Des Moines, Detroit, El Paso, Elmira, Eugene, Evansville, Fargo, Fayetteville, Flint, Fort Lauderdale, Fort Walton Beach, Fort Wayne, Fresno, Grand Forks, Grand Island, Grand Junction, Grand Rapids, Great Falls, Greensboro, Greenville, Gulfport, Harrisburg, Hartford, Honolulu, Houston, Huntington, Indianapolis, Jackson Hole, Jacksonville, Kansas City, Kalispell, Key West, Knoxville, Laredo, Las Vegas, Lexington, Little Rock, Los Angeles, Louisville, McAllen, Medford, Melbourne/Orlando, Memphis, Miami, Minneapolis, Minot, Missoula, Moline, Monterey, Montgomery, Montrose, Nashville, New Orleans, New York City, Newark, Norfolk, Oakland, Oklahoma City, Omaha, Orange County, Orlando Sanford, Owensboro, Palm Springs, Pasco, Pensacola, Peoria, Philadelphia, Phoenix, Phoenix/Mesa, Pinellas County, Pittsburgh, Plattsburgh, Portland, Portsmouth, Provo, Punta Gorda, Raleigh, Rapid City, Redmond/Bend, Reno, Richmond, Roanoke, Rochester, Sacramento, Salt Lake City, San Antonio, San Diego, San Francisco, San Jose, Santa Maria, Savannah, Seattle, Shreveport, Sioux Falls, South Bend, Spokane, Springfield, Springfield, St. Louis, Stockton, Syracuse, Tampa, Toledo, Traverse City, Trenton, Tucson, Tulsa, Washington D.C./Northern Virginia, West Palm Beach and Wichita.

Using our search form, type any of these destinations into the departure/arrival fields and hit the 'Search Flights' button to begin your search for domestic flights with Allegiant Air!

The Cabin

Allegiant Air only has one cabin class - Economy. Since Allegiant is an ultra-low-cost airline, the airline's service is basic. This is to keep ticket prices as low as possible.

Seats are set out in a 3 x 3 formation with 17 inches (43 cm) of width and between 30–34 inches (70-86 cm) of pitch. In-flight entertainment and WiFi are not available on flights with Allegiant. Because of this, we suggest bringing your own form of entertainment on board with you. Meals are not served on Allegiant Air - instead, you can order snacks and beverages on board from the in-flight menu.

Check-In & Arrival

How To Check-In

Online check-in is available for all Allegiant flights, or you can check in at the airport via a full-service check-in counter.


Checking in online for your domestic Allegiant flight couldn't be easier. You can check in online via the Allegiant online check-in page or on the Allegiant Air mobile app. Online check-in for Allegiant flights opens 24 hours before the flight departure time and closes 45 minutes before.


Other than checking in online, you can also check in for your Allegiant flight at the airport by visiting a check-in counter. If you require the check-in agent to print your boarding pass, there is a small fee of $5 to pay per boarding pass. To avoid this, we recommend checking in and getting your boarding passes online or via the mobile app.

Arrival time

For domestic flights with Allegiant, it's suggested that you arrive at the airport at least 2 hours before the scheduled departure time. You should also plan to be completely checked in, through security and at your departure boarding gate at least 1 hour before departure.

Allegiant Air Domestic Flight Baggage

Equipaje de Mano

For all domestic flights with Allegiant, you are permitted to bring one personal item on board free of charge - this can include a purse, a briefcase, or a small backpack. The personal item must be able to fit underneath the seat in front of you. The maximum dimensions for the personal item must not exceed 7 x 15 x 16 inches (17.8 x 38.1 x 40.6 cm).

You can also purchase one carry-on bag (such as a small duffel bag or small suitcase) that can fit in the overhead locker. This mustn't exceed the dimensions of 9 x 14 x 22 inches (22.9 x 35.6 x 55.9 cm).

Equipaje Facturado

If you require checked baggage on your domestic Allegiant flight, you can pre-purchase up to 4 checked bags per passenger. Each bag mustn't exceed a weight of 18kg / 40 lbs. The bag also cannot be any bigger than 80 linear inches (203 cm) in height + width + length. If your checked bag exceeds the maximum weight and dimensions, additional charges will apply.

Ready to book your domestic flights with Allegiant Air?

Use our search form at the top of the page to begin your search for Allegiant domestic flights at Alternative Airlines.


Do you need a passport for Allegiant domestic flights?

If you're a US citizen, all you need is one piece of government-issued photo ID that also shows your date of birth and gender, such as a passport, driver's licence or state identification card.

All non-US citizens will require a passport to fly with Allegiant.

How early should I arrive for Allegiant domestic flights?

Allegiant Air recommends arriving at least 2 hours before the flight is scheduled to depart. It's also recommended that you have all of your bags checked in, be cleared through airport security and arrive at your departure boarding gate at least 1 hour before the scheduled departure time.

Which terminal do Allegiant domestic flights depart from?

The terminal that your domestic flight with Allegiant will depart from depends on which airport you're departing from. Here are the departure terminals for some of Allegiant's main operating bases:

  • Austin–Bergstrom International Airport - South Terminal
  • Cincinnati/Northern Kentucky International Airport - Concourse A
  • Fort Lauderdale–Hollywood International Airport - Terminal 1, Concourse C
  • Indianapolis International Airport - Concourse B
  • Harry Reid International Airport - T1 (Terminal 1)
  • Los Angeles International Airport - Terminal 1
  • Orlando Sanford International Airport - Terminal B
  • Pittsburgh International Airport - Concourse B

Does Allegiant Air charge for baggage on domestic flights?

On all domestic Allegiant Air flights you can bring one personal item on board for free, but if you need to pack more for your journey, you can purchase one carry-on bag and up to 4 checked bags per passenger.

What meals are available on domestic Allegiant flights?

Unfortunately, meals are not included on any domestic flight with Allegiant, however, if you're feeling peckish you can purchase snacks and beverages (alcoholic and non-alcoholic) on board from the in-flight menu.

Do domestic Allegiant flights have Wi-Fi?

WiFi isn't provided on board any domestic flight with Allegiant - this is due to the airline wanting to provide the lowest fares possible.

Is there in-flight entertainment on domestic flights with Allegiant?

No, there are no forms of in-flight entertainment (TV, movies, music, etc) provided on board any domestic Allegiant flight. We suggest packing your own means of entertainment for your flight such as a book or pre-purchased downloaded TV shows/movies.