Find Cheap Domestic Flights in the USA

  • 24/11/2020


There are a number of airlines that fly within the USA, with both large international carriers that offer connections to other parts of the world and smaller regional airlines that fly state-to-state.


Alaska Airlines is one of the larger airlines in the US, offering internal flights from its main bases at Seattle–Tacoma International Airport (SEA), Portland International Airport (PDX), Ted Stevens Anchorage International Airport (ANC), and Los Angeles International Airport (LAX), as well as several other destinations.

The airline offers flight to destinations in Alaska, Arizona, California, Colorado, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Kansas, Louisana, Maryland, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Jersey, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, and Wisconsin.


Allegiant Airlines offers flights all around the US. It has a number of hubs and flies all across the country, however, has a strong focus on flying to destinations including Asheville (NC), Bellington (Washington), Cincinnati (Ohio), Ft. Lauderdale (FL), Fort Walton Beach (FL), Grand Rapids (Michigan), Indianapolis (Indiana), Knoxville (TN), Las Vegas (Nevada), Los Angeles (CA), Myrtle Beach (SC), Oakland (CA), Orlando Sanford (FL), Phoenix (AZ), Pinellas County (FL), Pittsburgh (Pennsylvania) and Punta Gorda (FL).


American Airlines is one of the world's largest carriers. It has a massive domestic route network, flying to almost every state. It has hubs in Phoenix, Los Angeles, Washington DC, Miami, Chicago, New York City, Charlotte, Philadelphia, and Dallas and flies to more than 100 destinations within the US. 


Delta is one of the biggest carriers in the US, and — along with its regional subsidiary Delta Connection — one of the most complete domestic route networks in the country. It flies to over 200 destinations within the US in total.


Frontier Airlines is a low-cost US carrier that flies to more than 100 destinations across the US, with hubs in Atlanta, Chicago, Cleveland, Cincinnati, Las Vegas, Miami, Orlando, Philadelphia, Raleigh/Durham, and Trenton.


Hawaiian Airlines is the main airline in the US connecting Hawaii with the rest of the country and is based at Daniel K. Inouye International Airport (HNL). As well as flying from Hawaii to other states in the US, the airline also offers flights to several destinations on the island.


JetBlue is a US airline that has its main base at John F. Kennedy International Airport and flies to more than 80 destinations across 30 states.


Southwest Airlines is a low-cost airline with bases in Atlanta, Baltimore/Washington, D.C., Chicago, Dallas, Denver, Houston, Las Vegas, Los Angeles, Oakland, Orlando, and Phoenix. Not only is the airline the largest low-cost carrier in the US, but it's also the largest airline in the world.


Spirit Airlines is a US airline that flies all throughout the US. It flies to around 50 destinations overall, with bases at Fort Lauderdale, Orlando, Chicago, Detroit, Las Vegas, and Atlantic City.


United Airlines and — in particular — its domestic subsidiary, United Express, flies to over 90 destinations across the US. It has hubs in Denver, Chicago, and Washington D.C but flies all across the country and reaches a total of over 30 states.

United Express is made up of seven different individual airlines that operate on its behalf, under the United brand. These seven airlines are Air Wisconsin, CommutAir, ExpressJet, GoJet Airlines, Mesa Airlines, Republic Airways, and SkyWest Airlines. 


Whether you are traveling home for the holidays, booking a holiday, or traveling for work, domestic flights could be the travel option for you. There is so much to see and do in the USA, that sometimes a ‘staycation’ is the perfect option for you to keep costs down rather than traveling internationally.

There are so many different places and cities to experience within this one country, whether you are wanting a weekend city break in Los Angeles, a culture trip to New Orleans, or a relaxing beach holiday in the Florida Keys. A domestic flight can be the perfect holiday or getaway that you need. Use our search engine now to explore the different places that you could get away to on your next break. Commuter flights are often domestic, as they depart from a small regional airport and land after a short flight in a larger airport.


Internal USA flight check-in time will always depend on the airline that you're flying on and your airport of departure (if you choose to check-in at the airport).

However, generally, online check-in opens 24 hours before the scheduled flight departure time and closes one hour before. If you check-in at the airport, most domestic flights within the USA close check-in around 30—45 minutes before the scheduled flight departure time.

Take a look at the check-in times for these airline flying domestically within the USA:


Online: Available between 24—1 hour before the flight. 

Airport: Closes 40 minutes before the flight. 


Online: Available between 24 hours—45 minutes before the flight.

Airport: Closes 45 minutes before the flight. 


Online: Available between 24 hours—45 minutes before the flight.

Airport: Closes 45 minutes before the flight.


Online: Available from 24 hours before flight up until 30—60 minutes (depending on route flown).

Airport: Closes 30 minutes before a flight at most airports. At some other airports, closes between 30—60 minutes before.


Online: Available up until 60 minutes before flight departure time.

Airport: Closes 45 minutes before flight departure time.


Online: Available from 24—1 hour before flight time.

Airport: Closes 30 minutes before the flight for Neighbor Island destinations and 45 minutes before the flight for North American destinations.


Online: Available between 24 hours—90 minutes before flight departure time.

Airport: Closes 30 minutes before flight departure time on most flights. 40 minutes before flight departure time on flights from Fort Lauderdale (FLL), New York (JFK), and Tampa (TPA).


Online: Available between 24—1 hour before flight departure time.

Airport: Closes 30 minutes—1 hour before flight departure time.


Airport: Available between 24–1 hour before flight departure

Online: Closes 30 minutes before flight departure time. 


Airport: Airport check-in is available between 24—1 hour before flight departure time.

Online: Closes 30 minutes before without checked baggage. Closes 45 minutes before with checked baggage.




The major airport in Hawaii is Daniel K. Inouye International Airport (HNL), which is located on the island of Oahu. This is also known as Honolulu International Airport.


Airlines that fly into Honolulu International Airport from domestic locations in the US include Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Sun Country Airlines, and United Airlines.



McCarran International Airport is the best airport for flying into Las Vegas


There are a number of airlines that fly into Las Vegas from elsewhere in the US. These include Allegiant Air, American Airlines, Contour Airlines, Frontier Airlines, JSX, Southwest Airlines, Spirit Airlines, and United Express, among many others.



To get to Miami, the best option is to fly into Miami International Airport (MIA). This airport operates over 1,000 flights a day to 167 destinations, many of which are domestic destinations.


There are many airlines that fly within the USA to Miami Airport. These include American Airlines, Delta Air Lines, Frontier Airlines, Sun Country Airlines, and United Airlines.



There are many airports that have domestic flights from elsewhere in the US into the state of Florida. To fly into Miami, please see above. To fly into Orlando, you’ll need to use Orlando International Airport. For Fort Lauderdale, you can use Fort Lauderdale - Hollywood International Airport. For Tampa; Tampa International Airport.


All the major American carriers fly into the majority of these airports from domestic US destinations. Airlines that commonly fly to Florida include Alaska Airlines, Delta, Frontier, JetBlue, Silver Airways, Spirit Airline, and United.


Domestic flights, also known as internal flights, are flights that depart and land in the same country.

Domestic flights are much more popular in larger countries such as the USA. An example of a domestic flight in the USA is one that may depart from New York and land in Los Angeles, therefore staying within the USA.

Internal flights are often cheaper than their international alternatives, due to their typically shorter travel time and costs. Some common airlines that run domestic flights within the USA are Delta, Spirit Airlines, Alaska Airlines, and American Airlines.

Search for domestic U.S. flights using the Alternative Airlines search bar at the top of the page to see what cheap domestic flights we offer. Perhaps you want to visit lots of cities within America, in which case our multi-city flight planner will be very handy! If you prefer to fly directly from one city to another without any stopovers and may want to check out our direct flight guide.

Book Domestic Flight Tickets Across Cities in the USA

Get the best air travel deals across the USA on OneTravel. With OneTravel you can choose from a wide selection of cheap domestic flights to top business and leisure destinations in the country. Book with us to enjoy great savings on your domestic travel.

Dreaming of an island vacation? Hawaii is your answer! And with OneTravel cheap domestic airline tickets, get set to experience Hawaiian vibes exploring the wealth of its alluring attractions. From its breath-taking coastline, dramatic sunsets, velvety green cliffs, and magnificent waterfalls to its mind-blowing attractions, everything is magical in this island destination. You can also book flights to Florida to explore its diverse landscape, from unspoiled beaches to swampy National Parks filled with alligators. And the state has dozens of theme parks to keep your kids entertained for days. What more can you ask for!

For nightlife lovers and party enthusiasts, we got exciting domestic airfare deals for Las Vegas. Be ready to experience unlimited fun in Sin City, where slot machines, poker tables, glitzy casinos, and exciting shows await your arrival. We also got difficult-to-resist deals on California flights. Grab our deals to rejoice in the beauty of the Golden State. California is popular for some of the most popular cities featuring attractions that pull tourists from across the world. Be it the Golden Gate Bridge in San Francisco or Hollywood in Los Angeles, California attracts travelers for reasons galore.

Apart from these, we have an exciting number of deals for other domestic destinations. To know more about our cheapest deals on US domestic flights, get in touch with our team of travel experts available round the clock to take care of all your travel-related queries. OneTravel is your one-stop website for all your travel bookings. From flight tickets, car rentals, and hotel bookings to vacation packages, we offer them all. Have a great trip.

How to find cheap domestic flight tickets?

Top 3 ways to find cheap domestic airline tickets:

    • Set Google alerts while browsing flights. You will get a notification if there a drop in the airfare, and you can book your flights for cheaper.
    • As per trends, flyers can score cheap domestic flights by selecting off-peak hours (eg. late night/early morning) to fly.
    • Online travel agents and booking portals often offer member deals and cheap discounts for subscribers. Subscribe to mailing lists for receiving updates about discounts and sales.
    • Use the online

Increase in Domestic Flights in the United States of America in July and August 2020

The US skies saw a decline in flights but unlike many countries, domestic flights inside the USA were still operational during the coronavirus pandemic. Although domestic flights inside the USA saw a decline, there is a going to be an increase in the upcoming months. iJET has been helping operators flying in the US with flight support and aviation services for US Domestic Flights like swift flight permits, aviation fuel services, ground handling, and more.

The rise in Domestic flights in the United States of America

While domestic flights in the United States of America amidst covid-19 impact had fallen, it is now seeing an upward rise. American Airlines flew around 32,000 in April, in May it saw an upward shift to around 110,000. While as compared to last year the airlines will fly around 55% of its flights in July and August. But it is a positive shift to tackle the covid-19 impact, as more than half of the capacity is expected to be in service again.

United Airlines too will be restoring some of its flights that had been halted as a result of the covid-19 impact. United flights inside the USA will be down to 70% as compared to last July, but it is an improvement from June 2020, which saw a decline of 87%.

Low-cost airline, Frontier, has announced that it will be flying to 18 new routes in June and July. The routes include flights to cities like Boston, Chicago, Newark, and Philadelphia.

While the government has granted approval to 15 airlines to halt services at around 75 domestic airports for flights inside the USA due to the Covid-19 impact on aviation, all is not lost. Hope comes in form of domestic flights in the United States of America seeing an increase as compared to the last few months.

Where flights inside the USA will increase?

Airports that will see an increase in the frequency of flights include Dallas-Fort Worth and Charlotte Douglas. Flights inside the USA to cities like Florida, Montana, Colorado, Utah, and Wyoming will also increase, as the government has announced the re-opening of National Parks in these cities. Other cities that will see an increase of flights inside the USA include Charleston, South Carolina; Portland, Maine; and Las Vegas, where major casino-hotels have reopened.

Aviation services for US Domestic Flights

If you’re flying in the US, iJET is there to assist you. Aviation services for US Domestic Flights include-

  • Timely and efficient flight permits
  • Top-quality aviation fuel at the best rates
  • Airlines Support
  • Efficient ground handling services
  • Other Flight planning and trip support services

Guide to flying to and within the USA

International Airports

There are many access points to reach the USA, including more than 5,100 public airports. Not all airports serve international flights, but connections are readily available.

Top 10 U.S. airports by international arrivals

  • John F. Kennedy International Airport, New York City, New York
  • Miami International Airport, Miami, Florida
  • Los Angeles International Airport, Los Angeles, California
  • Newark Liberty International Airport New Jersey, serving the Greater New York City area
  • Chicago O’Hare International Airport, Chicago, Illinois
  • Hartsfield-Jackson Atlanta International Airport, Atlanta, Georgia
  • San Francisco International Airport, San Francisco, California
  • George Bush Intercontinental Airport, Houston, Texas
  • Dulles International Airport, Virginia, serving the greater Washington, D.C. area
  • Dallas/Fort Worth International Airport, Dallas, Texas

Air Travel within the USA

Once in the U.S., international travelers can fly between states on U.S. domestic airlines. Airplanes offer a convenient means to get from one city to another. Most major cities have at least one airport with direct and connecting flights available. Traveling from the East Coast to the West Coast takes less than six hours by air, compared with several days of driving or train travel.

If you plan ahead, you can save a significant amount of money on airfare. Waiting until the last minute can be expensive. Summer is peak travel season in the USA making flights more expensive during this time frame. Traveling on or around public holidays and during spring break (usually in March) can also be more costly.

Most major airlines use electronic-ticket systems for ticketing passengers. Tickets usually carry a confirmation number, which includes information for the entire booking. You can check-in online and print the boarding pass, or you can check-in at the airport at a kiosk or the ticket counter. Allow extra time because there’s usually a line. Check with the airline in advance for delays, cancellations, or flight changes.

The primary domestic carriers in the U.S., in alphabetical order:

  • Alaska Airlines
  • Allegiant Air
  • American Airlines
  • Delta Air Lines
  • Frontier Airlines
  • Hawaiian Airlines
  • JetBlue Airways
  • SkyWest Airlines
  • Southwest Airlines
  • Spirit Airlines
  • Sun Country Airlines
  • United Airlines
  • US Airways
  • Virgin America

When traveling by air in the U.S., please note the following:

  • Identification: You must have valid government-issued identification like a passport.
  • Carry-on baggage: Most airlines limit you to one carry-on bag and one personal item such as a purse or camera bag. Typically, a carry-on bag should not exceed 56-by-35-by-23 cm. The U.S. Transportation Security Administration will allow you to carry onboard liquids, gels, and pastes that are 100 milliliters or less. The containers must be sealed in a clear plastic bag for a special screening at the security checkpoint. You are prohibited from carrying sharp objects, sporting goods, guns, tools, and explosive materials. Click here for a more comprehensive list of prohibited items.
  • Checked baggage: Most domestic carriers charge fees for checked baggage. Fees for checked bags vary by airline, so check with your airline prior to departure.

Air Passes

A number of programs allow international travelers to purchase a specific number of domestic flights in the U.S. These passes are only available to travelers who are not residents of North America and are purchased as part of their international flight. The following airline networks offer air passes:

  • Oneworld
  • Star Alliance

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