TTN · KTTN · Trenton Mercer Airport

Trenton Mercer Airport (TTN)

Ewing Township, United States · medium airport · 40.277° -74.814° ·
Airport Information
IATA CodeTTN
ICAO CodeKTTN
Typemedium airport
NameTrenton Mercer Airport
MunicipalityEwing Township
CountryUnited States
ContinentNA
Latitude40.277° N
Longitude-74.814° W
Elevation213 ft
Climate ZoneTemperate
Scheduled ServiceYes
Score750
Local TimeLoading...
Country & Timezone Info
CountryUnited States
ISO Code
RegionEwing Township
Continent CodeNA
IANA TimezoneAmerica/New_York
UTC Offset (Standard)UTC-5
DST OffsetUTC-4
Current Offset--

🌬 Best Time to Fly

Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb

✈ Airlines Serving TTN

AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada

🌡 Climate — Temperate (40.3°N)

Jan
Feb
10°
Mar
13°
Apr
17°
May
21°
11°
Jun
26°
15°
Jul
28°
17°
Aug
27°
16°
Sep
23°
13°
Oct
18°
Nov
12°
Dec
* Approximate average temperatures by month based on temperate latitude zone

AI-Enhanced Insights

Trenton Mercer Airport (TTN) is a medium-sized public airport located in Ewing Township, New Jersey, serving the greater Trenton and Princeton region of central New Jersey. Originally developed as a Naval Air Station in the mid-20th century, it now functions as a convenient alternative to the region's larger international gateways. The airport is well positioned for travelers heading to New Jersey's capital, Princeton University, or southern portions of the Philadelphia metropolitan area.

🚖 Getting There

Driving is the most practical way to reach TTN; the airport sits just off I-95/I-295, with quick connections from the New Jersey Turnpike and Route 1. Rideshare services like Uber and Lyft are available, while public transit options are limited given the airport's suburban setting. Allowing extra time during rush hour on Route 1 or I-295 is advisable for travelers heading south toward Philadelphia.

❓ Frequently Asked Questions
Q: What airlines serve Trenton Mercer Airport?
A: TTN is primarily served by low-cost carriers, most notably Frontier Airlines, which uses the airport as a focus city for budget-friendly domestic routes. Service offerings have fluctuated over the years based on demand.

Q: How far is TTN from Trenton and Princeton?
A: The airport is about 8 miles north of downtown Trenton and roughly 12 miles southwest of Princeton, typically a 15 to 25 minute drive depending on traffic.

Q: Is Trenton Mercer Airport a good alternative to Philadelphia or Newark?
A: Yes, travelers in central New Jersey often prefer TTN for its shorter security lines, easy parking, and quick access compared to Philadelphia International (PHL) or Newark Liberty (EWR), provided the routes they need are offered.

Q: Does the airport have on-site parking?
A: Yes, TTN offers both short-term and long-term parking lots adjacent to the terminal, generally at lower rates than larger metropolitan airports.
AI-generated content · Generated Jun 29, 2026 · MiniMax-M3

🗺 Location Map

🌏 Nearby Airports (Top 5)

IATANameCity / CountryDistance (km)Distance (mi)Link
PCT Princeton Airport Princeton/Rocky Hill, United States 18.9 km 11.7 mi View →
DYL Doylestown Airport Doylestown, United States 26.9 km 16.7 mi View →
PNE Northeast Philadelphia Airport Philadelphia, United States 27.3 km 17.0 mi View →
JVI Central Jersey Regional Airport Manville, United States 33.0 km 20.5 mi View →
WRI Mc Guire Air Force Base Wrightstown, United States 34.6 km 21.5 mi View →

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