Las Vegas Harry Reid International Airport (LAS) is one of the busiest airports in the country, processing more than 54 million passengers in 2024. Frontier Airlines

has a sizeable presence at the airport, with the ultra-low-cost carrier serving a variety of routes across the US.

Last year, the busiest routes from Las Vegas Harry Reid International Airport were:

  1. Los Angeles (LAX) – 1,353,000 passengers
  2. Denver (DEN) – 1,171,000 passengers
  3. Dallas/Fort Worth (DFW) – 975,000 passengers
  4. Seattle (SEA) – 973,000 passengers
  5. Atlanta (ATL) – 871,000 passengers.

Using data from Cirium, an aviation analytics company, what are Frontier Airlines’ ten longest routes from Las Vegas Harry Reid International Airport in February 2025?

10

Las Vegas (LAS) – Houston (IAH)

1,222 miles

Frontier Airlines’ tenth-longest route from Las Vegas Harry Reid International Airport (LAS) is to Houston George Bush Intercontinental Airport (IAH) in Texas. In February 2025, the carrier will operate 19 flights in each direction on the route.

Frontier Airlines Airbus A320neo departing MCI

Photo: Wirestock Creators | Shutterstock

On its route between Las Vegas and Houston, Frontier Airlines faces direct competition from fellow ultra-low-cost carrier Spirit Airlines and Star Alliance member United Airlines. Southwest Airlines also connects Las Vegas to the other main airport serving the city of Houston – William P. Hobby Airport (HOU).

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9

Las Vegas (LAS) – St. Louis (STL)

1,372 miles

In February 2025, Frontier Airlines will operate 23 flights in each direction between Las Vegas Harry Reid International Airport (LAS) and St. Louis Lambert International Airport (STL). At 1,372 miles long, this is the carrier’s ninth-longest route from Las Vegas.

Frontier Airlines aircraft at Denver International Airport DEN

Photo: nyker | Shutterstock

Southwest Airlines and Spirit Airlines also fly between the two cities. Last year, Las Vegas was the sixth-busiest destination from St. Louis Lambert International Airport, with a total of 291,000 passengers across all three carriers. The five busiest routes were:

  1. Denver (DEN) – 508,000 passengers
  2. Atlanta (ATL) – 465,000 passengers
  3. Orlando (MCO) – 341,000 passengers
  4. New York (LGA) – 294,000 passengers
  5. Phoenix (PHX) – 293,000 passengers.

8

Las Vegas (LAS) – Chicago O’Hare (ORD)

1,515 miles

Frontier Airlines’ eighth-longest route from Las Vegas Harry Reid International Airport (LAS) is to Chicago O’Hare International Airport (ORD), some 1,515 miles away. In February 2025, the carrier will fly the route 18 times each way.

Frontier Airlines Airbus A321neo landing at Las Vegas Harry Reid International Airport LAS

Photo: Robin Guess | Shutterstock

Frontier Airlines goes head-to-head with American Airlines, Southwest Airlines, and United Airlines on its flights between the two airports. Last year, Chicago O’Hare International Airport was the seventh-busiest destination overall from Las Vegas, with 799,000 passengers across all four carriers.

7

Las Vegas (LAS) – Chicago Midway (MDW)

1,521 miles

Chicago Midway International Airport (MDW) is the second of two airports in Chicago served by Frontier Airlines from Las Vegas Harry Reid International Airport (LAS). Last year, Las Vegas was the busiest destination from Chicago Midway International Airport, with more than 468,000 passengers, as shown in the top five below:

  1. Las Vegas (LAS) – 468,000 passengers
  2. Phoenix (PHX) – 454,000 passengers
  3. Atlanta (ATL) – 453,000 passengers
  4. Denver (DEN) – 442,000 passengers
  5. Orlando (MCO) – 417,000 passengers.

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6

Las Vegas (LAS) – Cincinnati (CVG)

1,679 miles

In February 2025, Frontier Airlines will operate 23 flights in each direction between Las Vegas Harry Reid International Airport (LAS) and Cincinnati/Northern Kentucky International Airport (CVG). The carrier faces direct competition on the 1,679-mile route from Allegiant Air and Delta Air Lines.

Frontier Airlines Airbus aircraft
Photo: Vincenzo Pace, Simple Flying

Photo: Vincenzo Pace | Simple Flying

Frontier Airlines is the second-largest carrier at Cincinnati/Northern Kentucky International Airport, with a 15.4% market share. The largest airlines by market share last year were:

  1. Delta Air Lines – 23.4%
  2. Frontier Airlines – 15.4%
  3. Allegiant Air – 10.7%
  4. American Airlines – 9.9%
  5. Endeavor Air – 9.0%

5

Las Vegas (LAS) – Atlanta (ATL)

1,747 miles

Frontier Airlines’ fifth-longest route from Las Vegas Harry Reid International Airport is to Hartsfield-Jackson Atlanta International Airport (ATL) in Georgia. In February 2025, the carrier will operate 45 flights in each direction on the 1,747-mile route.

Frontier Airlines Airbus A320neo landing

Photo: Andrew Mauro | Shutterstock

Four carriers operate direct flights between Las Vegas and Atlanta – Delta Air Lines, Frontier Airlines, Southwest Airlines, Spirit Airlines. Atlanta was the fifth-busiest destination from Las Vegas last year, with a total of 871,000 passengers across all four carriers, ahead of Phoenix (PHX) with 861,000 passengers, and behind Seattle (SEA) with 973,000 passengers.

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4

Las Vegas (LAS) – Cleveland (CLE)

1,825 miles

At 1,825 miles long, Cleveland Hopkins International Airport (CLE) is the fourth-longest route operated by Frontier Airlines from Las Vegas Harry Reid International Airport (LAS). In February 2025, the ultra-low-cost carrier will operate 56 flights in each direction on the route, equating to an average of two flights per day.

Frontier Airlines aircraft at PHX

Photo: Robin Guess | Shutterstock

Frontier Airlines faces direct competition from Southwest Airlines on its route between Las Vegas and Cleveland. Frontier Airlines was the second-largest carrier at Cleveland Hopkins International Airport last year, with a 20.2% market share, ahead of Southwest Airlines (13.2%) and behind United Airlines (22.4%).

3

Las Vegas (LAS) – Orlando (MCO)

2,039 miles

Frontier Airlines’ third-longest route from Las Vegas Harry Reid International Airport (LAS) is to Orlando International Airport (MCO) in Florida. In February 2025, the ultra-low-cost carrier will operate a total of 28 flights in each direction. Southwest Airlines and Spirit Airlines go head-to-head with Frontier Airlines on the 2,039-mile route between the two popular vacation hotspots.

Southwest Airlines Boeing 737 MAX 8 landing at Las Vegas Harry Reid International Airport LAS

Photo: Robin Guess | Shutterstock

The busiest routes from Orlando International Airport last year were:

  1. Atlanta (ATL) – 1,466,000 passengers
  2. San Juan (SJU) – 1,068,000 passengers
  3. Newark (EWR) – 1,054,000 passengers
  4. Philadelphia (PHL) – 978,000 passengers
  5. Charlotte (CLT) – 864,000 passengers.

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2

Las Vegas (LAS) – Philadelphia (PHL)

2,176 miles

At 2,176 miles long, the second-longest route operated by Frontier Airlines from Las Vegas Harry Reid International Airport (LAS) is to Philadelphia International Airport (PHL). In February 2025, Frontier Airlines will operate 17 flights in each direction on the route.

American Airlines aircraft at PHX

Photo: Cassiohabib | Shutterstock

The ultra-low-cost carrier faces direct competition on the route from both American Airlines and Spirit Airlines. Philadelphia International Airport is a major hub for the oneworld carrier, offering passengers a vast array of onward connections throughout the East Coast and across the Atlantic.

1

Las Vegas (LAS) – New York (JFK)

2,248 miles

Frontier Airlines’ longest route from Las Vegas Harry Reid International Airport (LAS) is to New York John F. Kennedy International Airport (JFK), coming in at 2,248 miles long. In February 2025, the ultra-low-cost carrier will operate 28 flights in each direction, equating to a daily service.

Frontier Airlines Airbus aircraft

Photo: Frontier Airlines

The ultra-low-cost carrier goes head-to-head with American Airlines, Delta Air Lines, and JetBlue on the transcontinental route, with each carrier operating at least daily frequencies. Last year, Las Vegas was the eighth-busiest domestic route from New York JFK, with more than 484,000 passengers across all four carriers, putting the route ahead of Seattle (479,000 passengers) and behind Atlanta (493,000 passengers).

Frontier Airlines’ ten longest routes from Las Vegas Harry Reid International Airport are summarized in the table below:

Route

Distance

Las Vegas (LAS) – New York (JFK)

2,248 miles

Las Vegas (LAS) – Philadelphia (PHL)

2,176 miles

Las Vegas (LAS) – Orlando (MCO)

2,039 miles

Las Vegas (LAS) – Cleveland (CLE)

1,825 miles

Las Vegas (LAS) – Atlanta (ATL)

1,747 miles

Las Vegas (LAS) – Cincinnati (CVG)

1,679 miles

Las Vegas (LAS) – Chicago Midway (MDW)

1,521 miles

Las Vegas (LAS) – Chicago O’Hare (ORD)

1,515 miles

Las Vegas (LAS) – St. Louis (STL)

1,372 miles

Las Vegas (LAS) – Houston (IAH)

1,222 miles

Frontier Airlines operates an extensive route network from Las Vegas Harry Reid International Airport, connecting the city to most major destinations across the US, some as much as 2,248 miles away.

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