Frontier Airlines
Interactive Route MapDestinations updated Sep 14, 2026

Frontier Airlines Route Map 2026

America's greenest airline — ultra-low fares, everywhere. This map shows 95 Frontier Airlines destinations in 10 countries. Filter by hub and click any destination to compare fares.

95
Destinations
10
Countries

Destinations source: US Department of Transportation filings for June 2026 (routes it flew itself), plus Wikipedia's list of Frontier Airlines destinations (international and regional-partner destinations), fetched Sep 14, 2026.

Frontier Airlines
Hubs8
Routes228+
Dests95
Countries10
HubDestinationClick to filter

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Frontier Airlines — Network & Service Overview

Frontier Airlines, founded in 1994, is a low-cost carrier based in the United States. As an independent airline, it operates without alliance membership, focusing on its own route network. With its primary hub in Denver, the airline offers an affordable travel option for passengers.

Frontier Airlines operates a network of approximately 120 destinations, primarily within North America, including the United States, Mexico, and the Caribbean. The airline's hub in Denver serves as a key connecting point for its route network, facilitating travel across the American West and beyond. As a non-alliance carrier, Frontier relies on its own route network and schedule, without codeshare agreements.

Travellers on Frontier Airlines can expect a no-frills, low-cost product with optional add-ons for services such as baggage and in-flight meals. The airline's route network is notable for its focus on leisure destinations and seasonal demand, making it a popular choice for holidaymakers and those seeking affordable fares to popular vacation spots.

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About Frontier Airlines

Frontier Airlines (F9) was founded in 0. The route map on this page shows 95 destinations in 10 countries. Its main hubs are Denver International Airport (DEN) in Denver, United States and Hartsfield Jackson Atlanta International Airport (ATL) in Atlanta, United States and Orlando International Airport (MCO) in Orlando, United States and Harry Reid International Airport (LAS) in Las Vegas, United States and Dallas Fort Worth International Airport (DFW) in Dallas-Fort Worth, United States and Philadelphia International Airport (PHL) in Philadelphia, United States and Cleveland Hopkins International Airport (CLE) in Cleveland, United States and George Bush Intercontinental Airport (IAH) in Houston, United States.

America's greenest airline — ultra-low fares, everywhere.

Frontier Airlines Hub Airports

Denver International Airport (DEN) — Denver, United States

Frontier Airlines operates from Denver International Airport, one of its main airports. View airport guides.

Hartsfield Jackson Atlanta International Airport (ATL) — Atlanta, United States

Frontier Airlines operates from Hartsfield Jackson Atlanta International Airport, one of its main airports. View airport guides.

Orlando International Airport (MCO) — Orlando, United States

Frontier Airlines operates from Orlando International Airport, one of its main airports. View airport guides.

Harry Reid International Airport (LAS) — Las Vegas, United States

Frontier Airlines operates from Harry Reid International Airport, one of its main airports. View airport guides.

Dallas Fort Worth International Airport (DFW) — Dallas-Fort Worth, United States

Frontier Airlines operates from Dallas Fort Worth International Airport, one of its main airports. View airport guides.

Philadelphia International Airport (PHL) — Philadelphia, United States

Frontier Airlines operates from Philadelphia International Airport, one of its main airports. View airport guides.

Cleveland Hopkins International Airport (CLE) — Cleveland, United States

Frontier Airlines operates from Cleveland Hopkins International Airport, one of its main airports. View airport guides.

George Bush Intercontinental Airport (IAH) — Houston, United States

Frontier Airlines operates from George Bush Intercontinental Airport, one of its main airports. View airport guides.

Frontier Airlines Top Routes

Some of Frontier Airlines's most-flown routes connecting major hubs and popular destinations:

FromToRouteFrequency
DenverLas VegasDENLAS4× daily
DenverLos AngelesDENLAX3× daily
DenverOrlandoDENMCO2× daily

10

Countries

95

Destinations

Founded

0

IATA Code

F9

Alliance

none

Hubs

DEN, ATL, MCO, LAS, DFW, PHL, CLE, IAH

Hub Airports

DEN
Denver International Airport
Denver, United States · 52 routes
ATL
Hartsfield Jackson Atlanta International Airport
Atlanta, United States · 37 routes
MCO
Orlando International Airport
Orlando, United States · 35 routes
LAS
Harry Reid International Airport
Las Vegas, United States · 30 routes
DFW
Dallas Fort Worth International Airport
Dallas-Fort Worth, United States · 29 routes
PHL
Philadelphia International Airport
Philadelphia, United States · 17 routes
CLE
Cleveland Hopkins International Airport
Cleveland, United States · 13 routes
IAH
George Bush Intercontinental Airport
Houston, United States · 15 routes

Frontier Airlines at a glance

On this map
95 destinations
in 10 countries

Its hubs are Denver (DEN), Atlanta (ATL), Orlando (MCO), Las Vegas (LAS), Dallas-Fort Worth (DFW), Philadelphia (PHL), Cleveland (CLE), Houston (IAH).

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Frontier Airlines Route Map — FAQs

What are Frontier Airlines's main hub airports?+

Frontier Airlines's main hubs are Denver International Airport (DEN) in Denver and Hartsfield Jackson Atlanta International Airport (ATL) in Atlanta and Orlando International Airport (MCO) in Orlando and Harry Reid International Airport (LAS) in Las Vegas and Dallas Fort Worth International Airport (DFW) in Dallas-Fort Worth and Philadelphia International Airport (PHL) in Philadelphia and Cleveland Hopkins International Airport (CLE) in Cleveland and George Bush Intercontinental Airport (IAH) in Houston.

How many destinations does Frontier Airlines fly to?+

The Frontier Airlines route map on this page shows 95 destinations in 10 countries.

What is Frontier Airlines's busiest route?+

One of Frontier Airlines's busiest routes is Denver to Las Vegas (DEN–LAS), operated 4× daily.

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Frontier Airlines route guides

Fares, flight time and airports for routes Frontier Airlines flies.