Frontier Airlines — Complete Airline Guide 2026
Denver, Colorado · Founded 1994 · None (ultra-low-cost)
Frontier Airlines is a U.S. ultra-low-cost carrier headquartered in Denver, Colorado. Like Spirit, Frontier uses an unbundled pricing model with low base fares and optional add-ons for bags, seats, and amenities. The airline is known for its animal-themed aircraft tail art and has expanded significantly across the U.S. in recent years, offering budget-friendly service to leisure and underserved markets. Frontier primarily operates Airbus A320 family aircraft.
Frontier Hub Airports
Frontier Airlines operates from 1 hub airport and 5 focus cities across the United States:
Frontier Terminal Locations at U.S. Airports
Find which terminal Frontier Airlines uses at airports across the U.S. Click the airport code to see the full airport guide with maps, dining, and more.
| Code | Airport | Terminal | Gates |
|---|---|---|---|
| ATL | Atlanta | Domestic Terminal — Concourse T | T1–T14 |
| BWI | Baltimore/Washington | Concourse E | E1–E10 |
| CLT | Charlotte | Concourse E | E1–E39 |
| DCA | Washington National | Terminal A | Gates 1–9 |
| DEN | Denver | Concourse A | A24–A95 |
| DFW | Dallas/Fort Worth | Terminal E | E1–E38 |
| DTW | Detroit | North Terminal | Gates 1–28 |
| FLL | Fort Lauderdale | Terminal 3 | Gates F1–F10, G1–G12 |
| IAD | Washington Dulles | Concourse C/D | C1–C22, D1–D28 |
| IAH | Houston Intercontinental | Terminal E | E1–E24 |
| LAS | Las Vegas | Terminal 1 (Gates A, B, C, D) | A1–A19, B1–B26, C1–C24, D1–D46 |
| LAX | Los Angeles | Terminal 5 | Gates 50–59 |
| LGA | New York LaGuardia | Terminal B (New) | Concourses 1–4 |
| MCO | Orlando | South Terminal (Gates 70–129) | Gates 70–129 |
| MSP | Minneapolis | Terminal 2 — Humphrey | G1–G12 |
| ORD | Chicago O'Hare | Terminal 5 (International) | M1–M22 |
| PDX | Portland | Concourse C | C1–C12 |
| PHL | Philadelphia | Terminal E | E1–E12 |
| PHX | Phoenix | Terminal 3 | Gates 1–20 |
| SAN | San Diego | Terminal 1 (New) | Gates 1–30 |
| SEA | Seattle | Concourses C & D | C1–C20, D1–D12 |
| SFO | San Francisco | Terminal 1 (Boarding Areas B & C) | B2–B24, C1–C10 |
| SLC | Salt Lake City | Concourse B | B1–B28 |
| TPA | Tampa | Airside E | E60–E75 |
Frontier Baggage Policy & Fees
Here's what Frontier Airlines charges for baggage. Fees may vary by route, fare class, and elite status. Always confirm on Frontier Airlines's website ↗.
Baggage Policy
Frontier Check-In Tips
Check-in opens 24 hours before departure at flyfrontier.com or the Frontier app. As with Spirit, bag fees are cheapest at booking — gate prices are significantly higher. Counters close 60 minutes before departure.
Frontier Miles — Frontier's Frequent Flyer Program
Frontier Miles members earn miles on flights and the Frontier Airlines World Mastercard. Elite status is earned annually and unlocks benefits like free carry-on bags, seat selection, and priority boarding.
Frequently Asked Questions
Does Frontier charge for carry-on bags?
Yes. A full-size carry-on bag costs $39–$65 when purchased online at booking (cheapest). A small personal item fitting under the seat (18×14×8 in) is included free with every ticket.
Where is Frontier Airlines based?
Frontier is headquartered in Denver, Colorado, and DEN is its primary hub. The airline operates focus city operations from numerous airports including Las Vegas, Orlando, Phoenix, Atlanta, and Miami.
Is Frontier a budget airline?
Yes — Frontier is classified as an ultra-low-cost carrier (ULCC). Base fares are very low, covering only the seat and a small personal item. Bags, seat selection, drinks, and other services are optional add-ons. This model works well for travelers who pack light.
Does Frontier have Wi-Fi?
Frontier has been adding Wi-Fi to its fleet. Availability varies by aircraft — newer deliveries tend to have Wi-Fi installed. Check the Frontier app or website for your specific flight.